diff --git a/crates/nu-cmd-extra/tests/commands/bytes/starts_with.rs b/crates/nu-cmd-extra/tests/commands/bytes/starts_with.rs
index 1448c0decd..e7d57698b5 100644
--- a/crates/nu-cmd-extra/tests/commands/bytes/starts_with.rs
+++ b/crates/nu-cmd-extra/tests/commands/bytes/starts_with.rs
@@ -2,24 +2,18 @@ use nu_test_support::nu;
 
 #[test]
 fn basic_binary_starts_with() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             "hello world" | into binary | bytes starts-with 0x[68 65 6c 6c 6f]
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
 
 #[test]
 fn basic_string_fails() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             "hello world" | bytes starts-with 0x[68 65 6c 6c 6f]
-        "#
-    );
+        "#);
 
     assert!(actual.err.contains("command doesn't support"));
     assert_eq!(actual.out, "");
@@ -27,48 +21,36 @@ fn basic_string_fails() {
 
 #[test]
 fn short_stream_binary() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[01]) 5 | bytes starts-with 0x[010101]
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
 
 #[test]
 fn short_stream_mismatch() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[010203]) 5 | bytes starts-with 0x[010204]
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "false");
 }
 
 #[test]
 fn short_stream_binary_overflow() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[01]) 5 | bytes starts-with 0x[010101010101]
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "false");
 }
 
 #[test]
 fn long_stream_binary() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[01]) 32768 | bytes starts-with 0x[010101]
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
@@ -76,12 +58,9 @@ fn long_stream_binary() {
 #[test]
 fn long_stream_binary_overflow() {
     // .. ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[01]) 32768 | bytes starts-with (0..32768 | each {|| 0x[01] } | bytes collect)
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "false");
 }
@@ -89,12 +68,9 @@ fn long_stream_binary_overflow() {
 #[test]
 fn long_stream_binary_exact() {
     // ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater (0x[01020304]) 8192 | bytes starts-with (0..<8192 | each {|| 0x[01020304] } | bytes collect)
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
@@ -102,12 +78,9 @@ fn long_stream_binary_exact() {
 #[test]
 fn long_stream_string_exact() {
     // ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             nu --testbin repeater hell 8192 | bytes starts-with (0..<8192 | each {|| "hell" | into binary } | bytes collect)
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
@@ -115,15 +88,12 @@ fn long_stream_string_exact() {
 #[test]
 fn long_stream_mixed_exact() {
     // ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             let binseg = (0..<2048 | each {|| 0x[003d9fbf] } | bytes collect)
             let strseg = (0..<2048 | each {|| "hell" | into binary } | bytes collect)
 
             nu --testbin repeat_bytes 003d9fbf 2048 68656c6c 2048 | bytes starts-with (bytes build $binseg $strseg)
-        "#
-    );
+        "#);
 
     assert_eq!(
         actual.err, "",
@@ -135,15 +105,12 @@ fn long_stream_mixed_exact() {
 #[test]
 fn long_stream_mixed_overflow() {
     // ranges are inclusive..inclusive, so we don't need to +1 to check for an overflow
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             let binseg = (0..<2048 | each {|| 0x[003d9fbf] } | bytes collect)
             let strseg = (0..<2048 | each {|| "hell" | into binary } | bytes collect)
 
             nu --testbin repeat_bytes 003d9fbf 2048 68656c6c 2048 | bytes starts-with (bytes build $binseg $strseg 0x[01])
-        "#
-    );
+        "#);
 
     assert_eq!(
         actual.err, "",
diff --git a/crates/nu-command/tests/commands/assignment/append_assign.rs b/crates/nu-command/tests/commands/assignment/append_assign.rs
index fea4729209..3a0e8c96bf 100644
--- a/crates/nu-command/tests/commands/assignment/append_assign.rs
+++ b/crates/nu-command/tests/commands/assignment/append_assign.rs
@@ -1,22 +1,16 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn append_assign_int() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             mut a = [1 2];
             $a ++= [3 4];
             $a
-        "#
-    ));
+        "#);
 
-    let expected = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let expected = nu!(r#"
             [1 2 3 4]
-        "#
-    ));
+        "#);
 
     print!("{}", actual.out);
     print!("{}", expected.out);
@@ -25,21 +19,15 @@ fn append_assign_int() {
 
 #[test]
 fn append_assign_string() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             mut a = [a b];
             $a ++= [c d];
             $a
-        "#
-    ));
+        "#);
 
-    let expected = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let expected = nu!(r#"
             [a b c d]
-        "#
-    ));
+        "#);
 
     print!("{}", actual.out);
     print!("{}", expected.out);
@@ -48,21 +36,15 @@ fn append_assign_string() {
 
 #[test]
 fn append_assign_any() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             mut a = [1 2 a];
             $a ++= [b 3];
             $a
-        "#
-    ));
+        "#);
 
-    let expected = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let expected = nu!(r#"
             [1 2 a b 3]
-        "#
-    ));
+        "#);
 
     print!("{}", actual.out);
     print!("{}", expected.out);
@@ -71,21 +53,15 @@ fn append_assign_any() {
 
 #[test]
 fn append_assign_both_empty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             mut a = [];
             $a ++= [];
             $a
-        "#
-    ));
+        "#);
 
-    let expected = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let expected = nu!(r#"
             []
-        "#
-    ));
+        "#);
 
     print!("{}", actual.out);
     print!("{}", expected.out);
@@ -94,14 +70,11 @@ fn append_assign_both_empty() {
 
 #[test]
 fn append_assign_type_mismatch() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             mut a = [1 2];
             $a ++= [a];
             $a | to json -r;
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"[1,2,"a"]"#);
 }
diff --git a/crates/nu-command/tests/commands/date/format.rs b/crates/nu-command/tests/commands/date/format.rs
index 672fd1db18..21311663c2 100644
--- a/crates/nu-command/tests/commands/date/format.rs
+++ b/crates/nu-command/tests/commands/date/format.rs
@@ -2,26 +2,18 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn formatter_not_valid() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         date now | date format '%N'
-        "#
-        )
-    );
+        "#);
 
     assert!(actual.err.contains("invalid format"));
 }
 
 #[test]
 fn fails_without_input() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         date format "%c"
-        "#
-        )
-    );
+        "#);
 
     assert!(actual.err.contains("Pipeline empty"));
 }
diff --git a/crates/nu-command/tests/commands/flatten.rs b/crates/nu-command/tests/commands/flatten.rs
index 8d33fdde6f..1a175e7bfb 100644
--- a/crates/nu-command/tests/commands/flatten.rs
+++ b/crates/nu-command/tests/commands/flatten.rs
@@ -4,8 +4,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn flatten_nested_tables_with_columns() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo [[origin, people]; [Ecuador, ('Andres' | wrap name)]]
                  [[origin, people]; [Nu, ('nuno' | wrap name)]]
@@ -20,8 +19,7 @@ fn flatten_nested_tables_with_columns() {
 
 #[test]
 fn flatten_nested_tables_that_have_many_columns() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo [[origin, people]; [Ecuador, (echo [[name, meal]; ['Andres', 'arepa']])]]
             [[origin, people]; [USA, (echo [[name, meal]; ['Katz', 'nurepa']])]]
@@ -36,8 +34,7 @@ fn flatten_nested_tables_that_have_many_columns() {
 
 #[test]
 fn flatten_nested_tables() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo [[Andrés, Nicolás, Robalino]] | flatten | get 1
         "#
diff --git a/crates/nu-command/tests/commands/for_.rs b/crates/nu-command/tests/commands/for_.rs
index 17962ff8f9..76dc71cfb0 100644
--- a/crates/nu-command/tests/commands/for_.rs
+++ b/crates/nu-command/tests/commands/for_.rs
@@ -2,13 +2,10 @@ use nu_test_support::nu;
 
 #[test]
 fn for_doesnt_auto_print_in_each_iteration() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         for i in 1..2 {
             echo 1
-        }"#
-    );
+        }"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert!(!actual.out.contains('1'));
@@ -16,14 +13,11 @@ fn for_doesnt_auto_print_in_each_iteration() {
 
 #[test]
 fn for_break_on_external_failed() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         for i in 1..2 {
             print 1;
             nu --testbin fail
-        }"#
-    );
+        }"#);
     // Note: nu! macro auto replace "\n" and "\r\n" with ""
     // so our output will be `1`
     assert_eq!(actual.out, "1");
@@ -31,24 +25,18 @@ fn for_break_on_external_failed() {
 
 #[test]
 fn failed_for_should_break_running() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         for i in 1..2 {
             nu --testbin fail
         }
-        print 3"#
-    );
+        print 3"#);
     assert!(!actual.out.contains('3'));
 
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         let x = [1 2]
         for i in $x {
             nu --testbin fail
         }
-        print 3"#
-    );
+        print 3"#);
     assert!(!actual.out.contains('3'));
 }
diff --git a/crates/nu-command/tests/commands/get.rs b/crates/nu-command/tests/commands/get.rs
index e9b86089ac..2011f2a0ab 100644
--- a/crates/nu-command/tests/commands/get.rs
+++ b/crates/nu-command/tests/commands/get.rs
@@ -182,10 +182,7 @@ fn errors_fetching_by_accessing_empty_list() {
 
 #[test]
 fn quoted_column_access() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        r#"'[{"foo bar": {"baz": 4}}]' | from json | get "foo bar".baz.0 "#
-    );
+    let actual = nu!(r#"'[{"foo bar": {"baz": 4}}]' | from json | get "foo bar".baz.0 "#);
 
     assert_eq!(actual.out, "4");
 }
diff --git a/crates/nu-command/tests/commands/hash_/mod.rs b/crates/nu-command/tests/commands/hash_/mod.rs
index e60a6a6e63..21d4dc0dd6 100644
--- a/crates/nu-command/tests/commands/hash_/mod.rs
+++ b/crates/nu-command/tests/commands/hash_/mod.rs
@@ -2,39 +2,27 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn base64_defaults_to_encoding_with_standard_character_type() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 'username:password' | encode base64
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "dXNlcm5hbWU6cGFzc3dvcmQ=");
 }
 
 #[test]
 fn base64_encode_characterset_binhex() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 'username:password' | encode base64 --character-set binhex
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "F@0NEPjJD97kE\'&bEhFZEP3");
 }
 
 #[test]
 fn error_when_invalid_character_set_given() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 'username:password' | encode base64 --character-set 'this is invalid'
-        "#
-        )
-    );
+        "#);
 
     assert!(actual
         .err
@@ -43,26 +31,18 @@ fn error_when_invalid_character_set_given() {
 
 #[test]
 fn base64_decode_characterset_binhex() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo "F@0NEPjJD97kE'&bEhFZEP3" | decode base64 --character-set binhex --binary | decode utf-8
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "username:password");
 }
 
 #[test]
 fn error_invalid_decode_value() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo "this should not be a valid encoded value" | decode base64 --character-set url-safe
-        "#
-        )
-    );
+        "#);
 
     assert!(actual
         .err
diff --git a/crates/nu-command/tests/commands/headers.rs b/crates/nu-command/tests/commands/headers.rs
index 566277a20f..ed6f26d42a 100644
--- a/crates/nu-command/tests/commands/headers.rs
+++ b/crates/nu-command/tests/commands/headers.rs
@@ -45,8 +45,7 @@ fn headers_handles_missing_values() {
 
 #[test]
 fn headers_invalid_column_type_empty_record() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [{}, 2], [3,4] ]
             | headers"#
@@ -59,8 +58,7 @@ fn headers_invalid_column_type_empty_record() {
 
 #[test]
 fn headers_invalid_column_type_record() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [1 (scope aliases)] [2 2]]
             | headers"#
@@ -73,8 +71,7 @@ fn headers_invalid_column_type_record() {
 
 #[test]
 fn headers_invalid_column_type_array() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [[f,g], 2], [3,4] ]
             | headers"#
@@ -87,8 +84,7 @@ fn headers_invalid_column_type_array() {
 
 #[test]
 fn headers_invalid_column_type_range() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [(1..5), 2], [3,4] ]
             | headers"#
@@ -101,8 +97,7 @@ fn headers_invalid_column_type_range() {
 
 #[test]
 fn headers_invalid_column_type_duration() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [((date now) - (date now)), 2], [3,4] ]
             | headers"#
@@ -115,8 +110,7 @@ fn headers_invalid_column_type_duration() {
 
 #[test]
 fn headers_invalid_column_type_binary() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [("aa" | into binary), 2], [3,4] ]
             | headers"#
diff --git a/crates/nu-command/tests/commands/help.rs b/crates/nu-command/tests/commands/help.rs
index a606bd8748..cad6aeab2f 100644
--- a/crates/nu-command/tests/commands/help.rs
+++ b/crates/nu-command/tests/commands/help.rs
@@ -4,12 +4,7 @@ use nu_test_support::{nu, nu_repl_code, pipeline};
 
 #[test]
 fn help_commands_length() {
-    let actual = nu!(
-    cwd: ".", pipeline(
-        r#"
-        help commands | length
-        "#
-    ));
+    let actual = nu!("help commands | length");
 
     let output = actual.out;
     let output_int: i32 = output.parse().unwrap();
@@ -68,7 +63,7 @@ fn help_alias_usage_2() {
         "alias SPAM = print 'spam'  # line2",
         "help aliases | where name == SPAM | get 0.usage",
     ];
-    let actual = nu!(cwd: ".", nu_repl_code(code));
+    let actual = nu!(nu_repl_code(code));
 
     assert_eq!(actual.out, "line2");
 }
@@ -368,7 +363,7 @@ fn help_modules_main_2() {
         "help modules | where name == spam | get 0.commands.0",
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(pipeline(&inp.join("; ")));
 
     assert_eq!(actual.out, "spam");
 }
@@ -381,7 +376,7 @@ fn help_alias_before_command() {
         "def SPAM [] { 'spam' }",
         "help SPAM",
     ];
-    let actual = nu!(cwd: ".", nu_repl_code(code));
+    let actual = nu!(nu_repl_code(code));
 
     assert!(actual.out.contains("Alias"));
 }
diff --git a/crates/nu-command/tests/commands/histogram.rs b/crates/nu-command/tests/commands/histogram.rs
index 59bb364c2a..97d1f8451f 100644
--- a/crates/nu-command/tests/commands/histogram.rs
+++ b/crates/nu-command/tests/commands/histogram.rs
@@ -121,8 +121,7 @@ fn count() {
 
 #[test]
 fn count_with_normalize_percentage() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo [[bit];  [1] [0] [0] [0] [0] [0] [0] [1]]
             | histogram bit --percentage-type normalize
diff --git a/crates/nu-command/tests/commands/insert.rs b/crates/nu-command/tests/commands/insert.rs
index 57ef27cdab..d183d5e70c 100644
--- a/crates/nu-command/tests/commands/insert.rs
+++ b/crates/nu-command/tests/commands/insert.rs
@@ -16,9 +16,7 @@ fn insert_the_column() {
 
 #[test]
 fn doesnt_convert_record_to_table() {
-    let actual = nu!(
-        cwd: ".", r#"{a:1} | insert b 2 | to nuon"#
-    );
+    let actual = nu!(r#"{a:1} | insert b 2 | to nuon"#);
 
     assert_eq!(actual.out, "{a: 1, b: 2}");
 }
@@ -40,48 +38,36 @@ fn insert_the_column_conflict() {
 
 #[test]
 fn insert_into_list() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             [1, 2, 3] | insert 1 abc | to json -r
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"[1,"abc",2,3]"#);
 }
 
 #[test]
 fn insert_into_list_begin() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             [1, 2, 3] | insert 0 abc | to json -r
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"["abc",1,2,3]"#);
 }
 
 #[test]
 fn insert_into_list_end() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             [1, 2, 3] | insert 3 abc | to json -r
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"[1,2,3,"abc"]"#);
 }
 
 #[test]
 fn insert_past_end_list() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             [1, 2, 3] | insert 5 abc | to json -r
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"[1,2,3,null,null,"abc"]"#);
 }
@@ -89,9 +75,8 @@ fn insert_past_end_list() {
 #[test]
 fn insert_uses_enumerate_index() {
     let actual = nu!(
-        cwd: ".", pipeline(
         r#"[[a]; [7] [6]] | enumerate | insert b {|el| $el.index + 1 + $el.item.a } | flatten | to nuon"#
-    ));
+    );
 
     assert_eq!(actual.out, "[[index, a, b]; [0, 7, 8], [1, 6, 8]]");
 }
diff --git a/crates/nu-command/tests/commands/into_filesize.rs b/crates/nu-command/tests/commands/into_filesize.rs
index 710abcbb0b..7fb6ccd60a 100644
--- a/crates/nu-command/tests/commands/into_filesize.rs
+++ b/crates/nu-command/tests/commands/into_filesize.rs
@@ -2,44 +2,34 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn into_filesize_int() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         1 | into filesize
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("1 B"));
 }
 
 #[test]
 fn into_filesize_decimal() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         1.2 | into filesize
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("1 B"));
 }
 
 #[test]
 fn into_filesize_str() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         '2000' | into filesize
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("2.0 KiB"));
 }
 
 #[test]
 fn into_filesize_str_newline() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         "2000
 " | into filesize
@@ -51,8 +41,7 @@ fn into_filesize_str_newline() {
 
 #[test]
 fn into_filesize_str_many_newlines() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         "2000
 
@@ -65,24 +54,18 @@ fn into_filesize_str_many_newlines() {
 
 #[test]
 fn into_filesize_filesize() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         3kib | into filesize
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("3.0 KiB"));
 }
 
 #[test]
 fn into_filesize_negative_filesize() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         -3kib | into filesize
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("-3.0 KiB"));
 }
diff --git a/crates/nu-command/tests/commands/into_int.rs b/crates/nu-command/tests/commands/into_int.rs
index 714ba09d93..f24cc14e53 100644
--- a/crates/nu-command/tests/commands/into_int.rs
+++ b/crates/nu-command/tests/commands/into_int.rs
@@ -1,52 +1,40 @@
 use chrono::{DateTime, FixedOffset, NaiveDate, TimeZone};
 use rstest::rstest;
 
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn into_int_filesize() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 1kb | into int | each { |it| $it / 1000 }
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains('1'));
 }
 
 #[test]
 fn into_int_filesize2() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 1kib | into int | each { |it| $it / 1024 }
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains('1'));
 }
 
 #[test]
 fn into_int_int() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 1024 | into int | each { |it| $it / 1024 }
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains('1'));
 }
 
 #[test]
 fn into_int_binary() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 0x[01010101] | into int
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("16843009"));
 }
@@ -80,9 +68,8 @@ fn into_int_datetime1() {
 #[case("2052-04-13T12:09:14.123456789-05:00", "2596640954123456789")] // future date > 2038 epoch
 #[case("1902-04-13T12:09:14.123456789-05:00", "-2137042245876543211")] // past date < 1970
 fn into_int_datetime(#[case] time_in: &str, #[case] int_out: &str) {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        &format!(r#""{time_in}" | into datetime --format "%+" | into int"#)
+    let actual = nu!(&format!(
+        r#""{time_in}" | into datetime --format "%+" | into int"#
     ));
 
     assert_eq!(int_out, actual.out);
diff --git a/crates/nu-command/tests/commands/length.rs b/crates/nu-command/tests/commands/length.rs
index 9c5f51e9d7..be7332d55c 100644
--- a/crates/nu-command/tests/commands/length.rs
+++ b/crates/nu-command/tests/commands/length.rs
@@ -1,25 +1,15 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn length_columns_in_cal_table() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        cal | length -c
-        "#
-    ));
+    let actual = nu!("cal | length -c");
 
     assert_eq!(actual.out, "7");
 }
 
 #[test]
 fn length_columns_no_rows() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        echo [] | length -c
-        "#
-    ));
+    let actual = nu!("echo [] | length -c");
 
     assert_eq!(actual.out, "0");
 }
diff --git a/crates/nu-command/tests/commands/loop_.rs b/crates/nu-command/tests/commands/loop_.rs
index 4d7cd8aba9..272bc2fe56 100644
--- a/crates/nu-command/tests/commands/loop_.rs
+++ b/crates/nu-command/tests/commands/loop_.rs
@@ -2,9 +2,7 @@ use nu_test_support::nu;
 
 #[test]
 fn loop_doesnt_auto_print_in_each_iteration() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         mut total = 0;
         loop {
             if $total == 3 {
@@ -13,8 +11,7 @@ fn loop_doesnt_auto_print_in_each_iteration() {
                 $total += 1;
             }
             echo 1
-        }"#
-    );
+        }"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert!(!actual.out.contains('1'));
@@ -22,9 +19,7 @@ fn loop_doesnt_auto_print_in_each_iteration() {
 
 #[test]
 fn loop_break_on_external_failed() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         mut total = 0;
         loop {
             if $total == 3 {
@@ -34,8 +29,7 @@ fn loop_break_on_external_failed() {
             }
             print 1;
             nu --testbin fail;
-        }"#
-    );
+        }"#);
     // Note: nu! macro auto replace "\n" and "\r\n" with ""
     // so our output will be `1`.
     assert_eq!(actual.out, "1");
@@ -43,9 +37,7 @@ fn loop_break_on_external_failed() {
 
 #[test]
 fn failed_loop_should_break_running() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
         mut total = 0;
         loop {
             if $total == 3 {
@@ -55,7 +47,6 @@ fn failed_loop_should_break_running() {
             }
             nu --testbin fail;
         }
-        print 3"#
-    );
+        print 3"#);
     assert!(!actual.out.contains('3'));
 }
diff --git a/crates/nu-command/tests/commands/ls.rs b/crates/nu-command/tests/commands/ls.rs
index fe4537b458..62ee7981ac 100644
--- a/crates/nu-command/tests/commands/ls.rs
+++ b/crates/nu-command/tests/commands/ls.rs
@@ -558,12 +558,7 @@ fn list_ignores_ansi() {
 
 #[test]
 fn list_unknown_flag() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-                ls -r
-            "#
-    ));
+    let actual = nu!("ls -r");
 
     assert!(actual
         .err
diff --git a/crates/nu-command/tests/commands/match_.rs b/crates/nu-command/tests/commands/match_.rs
index 7cb6c3f1a8..ccb404f16e 100644
--- a/crates/nu-command/tests/commands/match_.rs
+++ b/crates/nu-command/tests/commands/match_.rs
@@ -2,10 +2,7 @@ use nu_test_support::nu;
 
 #[test]
 fn match_for_range() {
-    let actual = nu!(
-        cwd: ".",
-        r#"match 3 { 1..10 => { print "success" } }"#
-    );
+    let actual = nu!(r#"match 3 { 1..10 => { print "success" } }"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert_eq!(actual.out, "success");
@@ -13,10 +10,7 @@ fn match_for_range() {
 
 #[test]
 fn match_for_range_unmatched() {
-    let actual = nu!(
-        cwd: ".",
-        r#"match 11 { 1..10 => { print "failure" }, _ => { print "success" }}"#
-    );
+    let actual = nu!(r#"match 11 { 1..10 => { print "failure" }, _ => { print "success" }}"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert_eq!(actual.out, "success");
@@ -24,10 +18,7 @@ fn match_for_range_unmatched() {
 
 #[test]
 fn match_for_record() {
-    let actual = nu!(
-        cwd: ".",
-        r#"match {a: 11} { {a: $b} => { print $b }}"#
-    );
+    let actual = nu!(r#"match {a: 11} { {a: $b} => { print $b }}"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert_eq!(actual.out, "11");
@@ -35,10 +26,7 @@ fn match_for_record() {
 
 #[test]
 fn match_for_record_shorthand() {
-    let actual = nu!(
-        cwd: ".",
-        r#"match {a: 12} { {$a} => { print $a }}"#
-    );
+    let actual = nu!(r#"match {a: 12} { {$a} => { print $a }}"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert_eq!(actual.out, "12");
@@ -47,7 +35,6 @@ fn match_for_record_shorthand() {
 #[test]
 fn match_list() {
     let actual = nu!(
-        cwd: ".",
         r#"match [1, 2] { [$a] => { print $"single: ($a)" }, [$b, $c] => {print $"double: ($b) ($c)"}}"#
     );
     // Make sure we don't see any of these values in the output
@@ -58,7 +45,6 @@ fn match_list() {
 #[test]
 fn match_list_rest_ignore() {
     let actual = nu!(
-        cwd: ".",
         r#"match [1, 2] { [$a, ..] => { print $"single: ($a)" }, [$b, $c] => {print $"double: ($b) ($c)"}}"#
     );
     // Make sure we don't see any of these values in the output
@@ -69,7 +55,6 @@ fn match_list_rest_ignore() {
 #[test]
 fn match_list_rest() {
     let actual = nu!(
-        cwd: ".",
         r#"match [1, 2, 3] { [$a, ..$remainder] => { print $"single: ($a) ($remainder | math sum)" }, [$b, $c] => {print $"double: ($b) ($c)"}}"#
     );
     // Make sure we don't see any of these values in the output
@@ -80,7 +65,6 @@ fn match_list_rest() {
 #[test]
 fn match_constant_1() {
     let actual = nu!(
-        cwd: ".",
         r#"match 2 { 1 => { print "failure"}, 2 => { print "success" }, 3 => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -91,7 +75,6 @@ fn match_constant_1() {
 #[test]
 fn match_constant_2() {
     let actual = nu!(
-        cwd: ".",
         r#"match 2.3 { 1.4 => { print "failure"}, 2.3 => { print "success" }, 3 => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -102,7 +85,6 @@ fn match_constant_2() {
 #[test]
 fn match_constant_3() {
     let actual = nu!(
-        cwd: ".",
         r#"match true { false => { print "failure"}, true => { print "success" }, 3 => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -113,7 +95,6 @@ fn match_constant_3() {
 #[test]
 fn match_constant_4() {
     let actual = nu!(
-        cwd: ".",
         r#"match "def" { "abc" => { print "failure"}, "def" => { print "success" }, "ghi" => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -124,7 +105,6 @@ fn match_constant_4() {
 #[test]
 fn match_constant_5() {
     let actual = nu!(
-        cwd: ".",
         r#"match 2019-08-23 { 2010-01-01 => { print "failure"}, 2019-08-23 => { print "success" }, 2020-02-02 => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -135,7 +115,6 @@ fn match_constant_5() {
 #[test]
 fn match_constant_6() {
     let actual = nu!(
-        cwd: ".",
         r#"match 6sec { 2sec => { print "failure"}, 6sec => { print "success" }, 1min => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -146,7 +125,6 @@ fn match_constant_6() {
 #[test]
 fn match_constant_7() {
     let actual = nu!(
-        cwd: ".",
         r#"match 1kib { 1kb => { print "failure"}, 1kib => { print "success" }, 2kb => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -157,7 +135,6 @@ fn match_constant_7() {
 #[test]
 fn match_or_pattern() {
     let actual = nu!(
-        cwd: ".",
         r#"match {b: 7} { {a: $a} | {b: $b} => { print $"success: ($b)" }, _ => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -168,7 +145,6 @@ fn match_or_pattern() {
 #[test]
 fn match_or_pattern_overlap_1() {
     let actual = nu!(
-        cwd: ".",
         r#"match {a: 7} { {a: $b} | {b: $b} => { print $"success: ($b)" }, _ => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -179,7 +155,6 @@ fn match_or_pattern_overlap_1() {
 #[test]
 fn match_or_pattern_overlap_2() {
     let actual = nu!(
-        cwd: ".",
         r#"match {b: 7} { {a: $b} | {b: $b} => { print $"success: ($b)" }, _ => { print "failure" }}"#
     );
     // Make sure we don't see any of these values in the output
@@ -189,10 +164,7 @@ fn match_or_pattern_overlap_2() {
 
 #[test]
 fn match_doesnt_overwrite_variable() {
-    let actual = nu!(
-        cwd: ".",
-        r#"let b = 100; match 55 { $b => {} }; print $b"#
-    );
+    let actual = nu!(r#"let b = 100; match 55 { $b => {} }; print $b"#);
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert_eq!(actual.out, "100");
diff --git a/crates/nu-command/tests/commands/math/avg.rs b/crates/nu-command/tests/commands/math/avg.rs
index 4d8f20f2f1..8e2f545071 100644
--- a/crates/nu-command/tests/commands/math/avg.rs
+++ b/crates/nu-command/tests/commands/math/avg.rs
@@ -16,10 +16,7 @@ fn can_average_numbers() {
 
 #[test]
 fn can_average_bytes() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "[100kb, 10b, 100mib] | math avg | to json -r"
-    );
+    let actual = nu!("[100kb, 10b, 100mib] | math avg | to json -r");
 
     assert_eq!(actual.out, "34985870");
 }
diff --git a/crates/nu-command/tests/commands/math/median.rs b/crates/nu-command/tests/commands/math/median.rs
index 7509fe8f43..a84adec686 100644
--- a/crates/nu-command/tests/commands/math/median.rs
+++ b/crates/nu-command/tests/commands/math/median.rs
@@ -2,8 +2,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn median_numbers_with_even_rows() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
              echo [10 6 19 21 4]
              | math median
@@ -15,8 +14,7 @@ fn median_numbers_with_even_rows() {
 
 #[test]
 fn median_numbers_with_odd_rows() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
              echo [3 8 9 12 12 15]
              | math median
@@ -28,8 +26,7 @@ fn median_numbers_with_odd_rows() {
 
 #[test]
 fn median_mixed_numbers() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
              echo [-11.5 -13.5 10]
              | math median
diff --git a/crates/nu-command/tests/commands/math/mod.rs b/crates/nu-command/tests/commands/math/mod.rs
index fd03b7109d..eb70bdae40 100644
--- a/crates/nu-command/tests/commands/math/mod.rs
+++ b/crates/nu-command/tests/commands/math/mod.rs
@@ -8,8 +8,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn one_arg() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1
         "#
@@ -20,8 +19,7 @@ fn one_arg() {
 
 #[test]
 fn add() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 + 1
         "#
@@ -32,8 +30,7 @@ fn add() {
 
 #[test]
 fn add_compound() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 + 2 + 2
         "#
@@ -44,8 +41,7 @@ fn add_compound() {
 
 #[test]
 fn precedence_of_operators() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 + 2 * 2
         "#
@@ -56,8 +52,7 @@ fn precedence_of_operators() {
 
 #[test]
 fn precedence_of_operators2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 + 2 * 2 + 1
         "#
@@ -68,8 +63,7 @@ fn precedence_of_operators2() {
 
 #[test]
 fn precedence_of_operators3() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             5 - 5 * 10 + 5
         "#
@@ -80,8 +74,7 @@ fn precedence_of_operators3() {
 
 #[test]
 fn precedence_of_operators4() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             5 - (5 * 10) + 5
         "#
@@ -92,8 +85,7 @@ fn precedence_of_operators4() {
 
 #[test]
 fn division_of_ints() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             4 / 2
         "#
@@ -104,8 +96,7 @@ fn division_of_ints() {
 
 #[test]
 fn division_of_ints2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 / 4
         "#
@@ -116,8 +107,7 @@ fn division_of_ints2() {
 
 #[test]
 fn error_zero_division_int_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 / 0
         "#
@@ -128,8 +118,7 @@ fn error_zero_division_int_int() {
 
 #[test]
 fn error_zero_division_decimal_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.0 / 0
         "#
@@ -140,8 +129,7 @@ fn error_zero_division_decimal_int() {
 
 #[test]
 fn error_zero_division_int_decimal() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 / 0.0
         "#
@@ -152,8 +140,7 @@ fn error_zero_division_int_decimal() {
 
 #[test]
 fn error_zero_division_decimal_decimal() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.0 / 0.0
         "#
@@ -164,8 +151,7 @@ fn error_zero_division_decimal_decimal() {
 
 #[test]
 fn floor_division_of_ints() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             5 // 2
         "#
@@ -176,8 +162,7 @@ fn floor_division_of_ints() {
 
 #[test]
 fn floor_division_of_ints2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             -3 // 2
         "#
@@ -188,8 +173,7 @@ fn floor_division_of_ints2() {
 
 #[test]
 fn floor_division_of_floats() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             -3.0 // 2.0
         "#
@@ -200,8 +184,7 @@ fn floor_division_of_floats() {
 
 #[test]
 fn error_zero_floor_division_int_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 // 0
         "#
@@ -212,8 +195,7 @@ fn error_zero_floor_division_int_int() {
 
 #[test]
 fn error_zero_floor_division_decimal_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.0 // 0
         "#
@@ -224,8 +206,7 @@ fn error_zero_floor_division_decimal_int() {
 
 #[test]
 fn error_zero_floor_division_int_decimal() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 // 0.0
         "#
@@ -236,8 +217,7 @@ fn error_zero_floor_division_int_decimal() {
 
 #[test]
 fn error_zero_floor_division_decimal_decimal() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.0 // 0.0
         "#
@@ -247,8 +227,7 @@ fn error_zero_floor_division_decimal_decimal() {
 }
 #[test]
 fn proper_precedence_history() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             2 / 2 / 2 + 1
         "#
@@ -259,8 +238,7 @@ fn proper_precedence_history() {
 
 #[test]
 fn parens_precedence() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             4 * (6 - 3)
         "#
@@ -271,8 +249,7 @@ fn parens_precedence() {
 
 #[test]
 fn modulo() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             9 mod 2
         "#
@@ -283,8 +260,7 @@ fn modulo() {
 
 #[test]
 fn unit_multiplication_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1mb * 2
         "#
@@ -295,8 +271,7 @@ fn unit_multiplication_math() {
 
 #[test]
 fn unit_multiplication_float_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1mb * 1.2
         "#
@@ -307,8 +282,7 @@ fn unit_multiplication_float_math() {
 
 #[test]
 fn unit_float_floor_division_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1mb // 3.0
         "#
@@ -319,8 +293,7 @@ fn unit_float_floor_division_math() {
 
 #[test]
 fn unit_division_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1mb / 4
         "#
@@ -331,8 +304,7 @@ fn unit_division_math() {
 
 #[test]
 fn unit_float_division_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1mb / 3.1
         "#
@@ -343,8 +315,7 @@ fn unit_float_division_math() {
 
 #[test]
 fn duration_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1wk + 1day
         "#
@@ -355,8 +326,7 @@ fn duration_math() {
 
 #[test]
 fn duration_decimal_math() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             5.5day + 0.5day
         "#
@@ -367,8 +337,7 @@ fn duration_decimal_math() {
 
 #[test]
 fn duration_math_with_nanoseconds() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1wk + 10ns
         "#
@@ -379,8 +348,7 @@ fn duration_math_with_nanoseconds() {
 
 #[test]
 fn duration_decimal_math_with_nanoseconds() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.5wk + 10ns
         "#
@@ -391,8 +359,7 @@ fn duration_decimal_math_with_nanoseconds() {
 
 #[test]
 fn duration_decimal_math_with_all_units() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1wk + 3day + 8hr + 10min + 16sec + 121ms + 11us + 12ns
         "#
@@ -403,8 +370,7 @@ fn duration_decimal_math_with_all_units() {
 
 #[test]
 fn duration_decimal_dans_test() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             3.14sec
         "#
@@ -415,8 +381,7 @@ fn duration_decimal_dans_test() {
 
 #[test]
 fn duration_math_with_negative() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1day - 1wk
         "#
@@ -427,8 +392,7 @@ fn duration_math_with_negative() {
 
 #[test]
 fn compound_comparison() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             4 > 3 and 2 > 1
         "#
@@ -439,8 +403,7 @@ fn compound_comparison() {
 
 #[test]
 fn compound_comparison2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             4 < 3 or 2 > 1
         "#
@@ -451,8 +414,7 @@ fn compound_comparison2() {
 
 #[test]
 fn compound_where() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo '[{"a": 1, "b": 1}, {"a": 2, "b": 1}, {"a": 2, "b": 2}]' | from json | where a == 2 and b == 1 | to json -r
         "#
@@ -463,8 +425,7 @@ fn compound_where() {
 
 #[test]
 fn compound_where_paren() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo '[{"a": 1, "b": 1}, {"a": 2, "b": 1}, {"a": 2, "b": 2}]' | from json | where ($it.a == 2 and $it.b == 1) or $it.b == 2 | to json -r
         "#
@@ -477,8 +438,7 @@ fn compound_where_paren() {
 
 #[test]
 fn adding_lists() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [1 3] ++ [5 6] | to nuon
         "#
@@ -489,8 +449,7 @@ fn adding_lists() {
 
 #[test]
 fn adding_list_and_value() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [1 3] ++ 5 | to nuon
         "#
@@ -501,8 +460,7 @@ fn adding_list_and_value() {
 
 #[test]
 fn adding_value_and_list() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1 ++ [3 5] | to nuon
         "#
@@ -513,8 +471,7 @@ fn adding_value_and_list() {
 
 #[test]
 fn adding_tables() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [1 2]] ++ [[c d]; [10 11]] | to nuon
         "#
@@ -524,8 +481,7 @@ fn adding_tables() {
 
 #[test]
 fn append_strings() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "foo" ++ "bar"
         "#
@@ -535,8 +491,7 @@ fn append_strings() {
 
 #[test]
 fn append_binary_values() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             0x[01 02] ++ 0x[03 04] | to nuon
         "#
@@ -546,28 +501,16 @@ fn append_binary_values() {
 
 #[test]
 fn int_multiple_string() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-        r#"3 * "ab""#
-    ));
+    let actual = nu!(pipeline(r#"3 * "ab""#));
     assert_eq!(actual.out, "ababab");
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-        r#""ab" * 3"#
-    ));
+    let actual = nu!(pipeline(r#""ab" * 3"#));
     assert_eq!(actual.out, "ababab");
 }
 
 #[test]
 fn int_multiple_list() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-        r#"3 * [1 2] | to nuon"#
-    ));
+    let actual = nu!(pipeline(r#"3 * [1 2] | to nuon"#));
     assert_eq!(actual.out, "[1, 2, 1, 2, 1, 2]");
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-        r#"[1 2] * 3 | to nuon"#
-    ));
+    let actual = nu!(pipeline(r#"[1 2] * 3 | to nuon"#));
     assert_eq!(actual.out, "[1, 2, 1, 2, 1, 2]");
 }
diff --git a/crates/nu-command/tests/commands/math/sqrt.rs b/crates/nu-command/tests/commands/math/sqrt.rs
index 2e3fe2518d..655e0125d5 100644
--- a/crates/nu-command/tests/commands/math/sqrt.rs
+++ b/crates/nu-command/tests/commands/math/sqrt.rs
@@ -2,30 +2,21 @@ use nu_test_support::nu;
 
 #[test]
 fn can_sqrt_numbers() {
-    let actual = nu!(
-        cwd: ".",
-        "echo [0.25 2 4] | math sqrt | math sum"
-    );
+    let actual = nu!("echo [0.25 2 4] | math sqrt | math sum");
 
     assert_eq!(actual.out, "3.914213562373095");
 }
 
 #[test]
 fn can_sqrt_irrational() {
-    let actual = nu!(
-        cwd: ".",
-        "echo 2 | math sqrt"
-    );
+    let actual = nu!("echo 2 | math sqrt");
 
     assert_eq!(actual.out, "1.4142135623730951");
 }
 
 #[test]
 fn can_sqrt_perfect_square() {
-    let actual = nu!(
-        cwd: ".",
-        "echo 4 | math sqrt"
-    );
+    let actual = nu!("echo 4 | math sqrt");
 
     assert_eq!(actual.out, "2");
 }
diff --git a/crates/nu-command/tests/commands/merge.rs b/crates/nu-command/tests/commands/merge.rs
index 5c30af61ef..2422ab1b09 100644
--- a/crates/nu-command/tests/commands/merge.rs
+++ b/crates/nu-command/tests/commands/merge.rs
@@ -44,12 +44,9 @@ fn row() {
 #[test]
 fn single_record_no_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             {a: 1, b: 5} | merge {c: 2} | to nuon
-            "#
-        ))
+            "#)
         .out,
         "{a: 1, b: 5, c: 2}"
     );
@@ -58,12 +55,9 @@ fn single_record_no_overwrite() {
 #[test]
 fn single_record_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             {a: 1, b: 2} | merge {a: 2} | to nuon
-            "#
-        ))
+            "#)
         .out,
         "{a: 2, b: 2}"
     );
@@ -72,12 +66,9 @@ fn single_record_overwrite() {
 #[test]
 fn single_row_table_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             [[a b]; [1 4]] | merge [[a b]; [2 4]] | to nuon
-            "#
-        ))
+            "#)
         .out,
         "[[a, b]; [2, 4]]"
     );
@@ -86,12 +77,9 @@ fn single_row_table_overwrite() {
 #[test]
 fn single_row_table_no_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             [[a b]; [1 4]] | merge [[c d]; [2 4]] | to nuon
-            "#
-        ))
+            "#)
         .out,
         "[[a, b, c, d]; [1, 4, 2, 4]]"
     );
@@ -100,12 +88,9 @@ fn single_row_table_no_overwrite() {
 #[test]
 fn multi_row_table_no_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             [[a b]; [1 4] [8 9] [9 9]] | merge [[c d]; [2 4]]  | to nuon
-            "#
-        ))
+            "#)
         .out,
         "[{a: 1, b: 4, c: 2, d: 4}, {a: 8, b: 9}, {a: 9, b: 9}]"
     );
@@ -114,12 +99,9 @@ fn multi_row_table_no_overwrite() {
 #[test]
 fn multi_row_table_overwrite() {
     assert_eq!(
-        nu!(
-            cwd: ".", pipeline(
-            r#"
+        nu!(r#"
             [[a b]; [1 4] [8 9] [9 9]] | merge  [[a b]; [7 7]]  | to nuon
-            "#
-        ))
+            "#)
         .out,
         "[[a, b]; [7, 7], [8, 9], [9, 9]]"
     );
diff --git a/crates/nu-command/tests/commands/mut_.rs b/crates/nu-command/tests/commands/mut_.rs
index 72437a1f88..c56beebc29 100644
--- a/crates/nu-command/tests/commands/mut_.rs
+++ b/crates/nu-command/tests/commands/mut_.rs
@@ -1,25 +1,19 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn mut_variable() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut x = 3; $x = $x + 1; $x
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "4");
 }
 
 #[test]
 fn mut_name_builtin_var() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut in = 3
-        "#
-    ));
+        "#);
 
     assert!(actual
         .err
@@ -28,12 +22,9 @@ fn mut_name_builtin_var() {
 
 #[test]
 fn mut_name_builtin_var_with_dollar() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut $env = 3
-        "#
-    ));
+        "#);
 
     assert!(actual
         .err
@@ -42,139 +33,106 @@ fn mut_name_builtin_var_with_dollar() {
 
 #[test]
 fn mut_variable_in_loop() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut x = 1; for i in 1..10 { $x = $x + $i}; $x
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "56");
 }
 
 #[test]
 fn capture_of_mutable_var() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut x = 123; {|| $x }
-        "#
-    ));
+        "#);
 
     assert!(actual.err.contains("capture of mutable variable"));
 }
 
 #[test]
 fn mut_add_assign() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut y = 3; $y += 2; $y
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "5");
 }
 
 #[test]
 fn mut_minus_assign() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut y = 3; $y -= 2; $y
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "1");
 }
 
 #[test]
 fn mut_multiply_assign() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut y = 3; $y *= 2; $y
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "6");
 }
 
 #[test]
 fn mut_divide_assign() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut y = 8; $y /= 2; $y
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "4");
 }
 
 #[test]
 fn mut_path_insert() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut y = {abc: 123}; $y.abc = 456; $y.abc
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "456");
 }
 
 #[test]
 fn mut_path_insert_list() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut a = [0 1 2]; $a.3 = 3; $a | to nuon
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "[0, 1, 2, 3]");
 }
 
 #[test]
 fn mut_path_upsert() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut a = {b:[{c:1}]}; $a.b.0.d = 11; $a.b.0.d
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "11");
 }
 
 #[test]
 fn mut_path_upsert_list() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut a = [[[3] 2] 1]; $a.0.0.1 = 0; $a.0.2 = 0; $a.2 = 0; $a | to nuon
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "[[[3, 0], 2, 0], 1, 0]");
 }
 
 #[test]
 fn mut_path_operator_assign() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         mut a = {b:1}; $a.b += 3; $a.b -= 2; $a.b *= 10; $a.b /= 4; $a.b
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "5");
 }
 
 #[test]
 fn mut_records_update_properly() {
-    let actual = nu!(pipeline("mut a = {}; $a.b.c = 100; $a.b.c"));
+    let actual = nu!("mut a = {}; $a.b.c = 100; $a.b.c");
     assert_eq!(actual.out, "100");
 }
 
diff --git a/crates/nu-command/tests/commands/network/port.rs b/crates/nu-command/tests/commands/network/port.rs
index d770542f69..f9c739a27d 100644
--- a/crates/nu-command/tests/commands/network/port.rs
+++ b/crates/nu-command/tests/commands/network/port.rs
@@ -4,12 +4,7 @@ use std::sync::mpsc;
 
 #[test]
 fn port_with_invalid_range() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        port 4000 3999
-        "#
-    ));
+    let actual = nu!("port 4000 3999");
 
     assert!(actual.err.contains("Invalid range"))
 }
@@ -29,9 +24,7 @@ fn port_with_already_usage() {
             let _listener = TcpListener::bind(format!("127.0.0.1:{free_port}"));
             let _ = rx.recv();
         });
-        let actual = nu!(
-            cwd: ".", pipeline(&format!("port {free_port} {free_port}"))
-        );
+        let actual = nu!(pipeline(&format!("port {free_port} {free_port}")));
         let _ = tx.send(true);
         // make sure that the thread is closed and we release the port.
         handler.join().unwrap();
@@ -46,12 +39,7 @@ fn port_with_already_usage() {
 
 #[test]
 fn port_from_system_given() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        port
-        "#
-    ));
+    let actual = nu!("port");
 
     // check that we can get an integer port from system.
     assert!(actual.out.parse::<u16>().unwrap() > 0)
diff --git a/crates/nu-command/tests/commands/open.rs b/crates/nu-command/tests/commands/open.rs
index 35d564b082..1ed940d3f3 100644
--- a/crates/nu-command/tests/commands/open.rs
+++ b/crates/nu-command/tests/commands/open.rs
@@ -291,12 +291,9 @@ fn open_ignore_ansi() {
 
 #[test]
 fn open_no_parameter() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        r#"
+    let actual = nu!(r#"
             open
-        "#
-    );
+        "#);
 
     assert!(actual.err.contains("needs filename"));
 }
diff --git a/crates/nu-command/tests/commands/par_each.rs b/crates/nu-command/tests/commands/par_each.rs
index 53c9e151c8..4f22fa9e53 100644
--- a/crates/nu-command/tests/commands/par_each.rs
+++ b/crates/nu-command/tests/commands/par_each.rs
@@ -1,12 +1,9 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn par_each_does_not_flatten_nested_structures() {
     // This is a regression test for issue #8497
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"[1 2 3] | par-each { |it| [$it, $it] } | sort | to json --raw"#
-    ));
+    let actual = nu!(r#"[1 2 3] | par-each { |it| [$it, $it] } | sort | to json --raw"#);
 
     assert_eq!(actual.out, "[[1,1],[2,2],[3,3]]");
 }
diff --git a/crates/nu-command/tests/commands/parse.rs b/crates/nu-command/tests/commands/parse.rs
index 21a49107e4..b00641d2d8 100644
--- a/crates/nu-command/tests/commands/parse.rs
+++ b/crates/nu-command/tests/commands/parse.rs
@@ -192,10 +192,8 @@ mod regex {
 
     #[test]
     fn parse_works_with_streaming() {
-        let actual = nu!(
-            cwd: ".", pipeline(
-               r#"seq char a z | each {|c| $c + " a"} | parse '{letter} {a}' | describe"#
-        ));
+        let actual =
+            nu!(r#"seq char a z | each {|c| $c + " a"} | parse '{letter} {a}' | describe"#);
 
         assert_eq!(actual.out, "table<letter: string, a: string> (stream)")
     }
diff --git a/crates/nu-command/tests/commands/path/exists.rs b/crates/nu-command/tests/commands/path/exists.rs
index 1f890ebf6c..9a050ed0fa 100644
--- a/crates/nu-command/tests/commands/path/exists.rs
+++ b/crates/nu-command/tests/commands/path/exists.rs
@@ -54,6 +54,6 @@ fn checks_if_double_dot_exists() {
 
 #[test]
 fn checks_tilde_relative_path_exists() {
-    let actual = nu!(cwd: ".", "'~' | path exists");
+    let actual = nu!("'~' | path exists");
     assert_eq!(actual.out, "true");
 }
diff --git a/crates/nu-command/tests/commands/platform/ansi_.rs b/crates/nu-command/tests/commands/platform/ansi_.rs
index 9c814086cb..7e01f930d0 100644
--- a/crates/nu-command/tests/commands/platform/ansi_.rs
+++ b/crates/nu-command/tests/commands/platform/ansi_.rs
@@ -2,8 +2,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn test_ansi_shows_error_on_escape() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             ansi -e \
         "#
diff --git a/crates/nu-command/tests/commands/print.rs b/crates/nu-command/tests/commands/print.rs
index 4882af88ee..da5a61904d 100644
--- a/crates/nu-command/tests/commands/print.rs
+++ b/crates/nu-command/tests/commands/print.rs
@@ -1,23 +1,15 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn print_to_stdout() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            "print 'hello world'"
-        )
-    );
+    let actual = nu!("print 'hello world'");
     assert!(actual.out.contains("hello world"));
     assert!(actual.err.is_empty());
 }
 
 #[test]
 fn print_to_stderr() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            "print -e 'hello world'"
-        )
-    );
+    let actual = nu!("print -e 'hello world'");
     assert!(actual.out.is_empty());
     assert!(actual.err.contains("hello world"));
 }
diff --git a/crates/nu-command/tests/commands/random/bool.rs b/crates/nu-command/tests/commands/random/bool.rs
index 862ba2840c..a929bbc4cc 100644
--- a/crates/nu-command/tests/commands/random/bool.rs
+++ b/crates/nu-command/tests/commands/random/bool.rs
@@ -1,13 +1,8 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn generates_a_bool() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random bool
-        "#
-    ));
+    let actual = nu!("random bool");
 
     let output = actual.out;
     let is_boolean_output = output == "true" || output == "false";
diff --git a/crates/nu-command/tests/commands/random/chars.rs b/crates/nu-command/tests/commands/random/chars.rs
index c77f347364..19e0d74317 100644
--- a/crates/nu-command/tests/commands/random/chars.rs
+++ b/crates/nu-command/tests/commands/random/chars.rs
@@ -1,13 +1,10 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn generates_chars_of_specified_length() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         random chars -l 15 | size | get chars
-        "#
-    ));
+        "#);
 
     let result = actual.out;
     assert_eq!(result, "15");
diff --git a/crates/nu-command/tests/commands/random/decimal.rs b/crates/nu-command/tests/commands/random/decimal.rs
index 78f203fa6d..8682f236ff 100644
--- a/crates/nu-command/tests/commands/random/decimal.rs
+++ b/crates/nu-command/tests/commands/random/decimal.rs
@@ -1,37 +1,22 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn generates_a_decimal() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random decimal 42..43
-        "#
-    ));
+    let actual = nu!("random decimal 42..43");
 
     assert!(actual.out.contains("42") || actual.out.contains("43"));
 }
 
 #[test]
 fn generates_55() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random decimal 55..55
-        "#
-    ));
+    let actual = nu!("random decimal 55..55");
 
     assert!(actual.out.contains("55"));
 }
 
 #[test]
 fn generates_0() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random decimal ..<1
-        "#
-    ));
+    let actual = nu!(" random decimal ..<1 ");
 
     assert!(actual.out.contains('0'));
 }
diff --git a/crates/nu-command/tests/commands/random/dice.rs b/crates/nu-command/tests/commands/random/dice.rs
index a056f07c9d..205fa69c49 100644
--- a/crates/nu-command/tests/commands/random/dice.rs
+++ b/crates/nu-command/tests/commands/random/dice.rs
@@ -1,13 +1,10 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn rolls_4_roll() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         random dice -d 4 -s 10 | length
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "4");
 }
diff --git a/crates/nu-command/tests/commands/random/integer.rs b/crates/nu-command/tests/commands/random/integer.rs
index 80cc8f5a23..9bcb2df103 100644
--- a/crates/nu-command/tests/commands/random/integer.rs
+++ b/crates/nu-command/tests/commands/random/integer.rs
@@ -1,37 +1,22 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn generates_an_integer() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random integer 42..43
-        "#
-    ));
+    let actual = nu!("random integer 42..43");
 
     assert!(actual.out.contains("42") || actual.out.contains("43"));
 }
 
 #[test]
 fn generates_55() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random integer 55..55
-        "#
-    ));
+    let actual = nu!("random integer 55..55");
 
     assert!(actual.out.contains("55"));
 }
 
 #[test]
 fn generates_0() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random integer ..<1
-        "#
-    ));
+    let actual = nu!("random integer ..<1");
 
     assert!(actual.out.contains('0'));
 }
diff --git a/crates/nu-command/tests/commands/random/uuid.rs b/crates/nu-command/tests/commands/random/uuid.rs
index c0b5559221..c38db6da27 100644
--- a/crates/nu-command/tests/commands/random/uuid.rs
+++ b/crates/nu-command/tests/commands/random/uuid.rs
@@ -3,12 +3,7 @@ use uuid_crate::Uuid;
 
 #[test]
 fn generates_valid_uuid4() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        random uuid
-        "#
-    ));
+    let actual = nu!("random uuid");
 
     let result = Uuid::parse_str(actual.out.as_str());
 
diff --git a/crates/nu-command/tests/commands/reduce.rs b/crates/nu-command/tests/commands/reduce.rs
index 35bdc394ff..e722f3728e 100644
--- a/crates/nu-command/tests/commands/reduce.rs
+++ b/crates/nu-command/tests/commands/reduce.rs
@@ -2,8 +2,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn reduce_table_column() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo "[{month:2,total:30}, {month:3,total:10}, {month:4,total:3}, {month:5,total:60}]"
         | from json
@@ -11,45 +10,39 @@ fn reduce_table_column() {
         | reduce -f 20 { |it, acc| $it + $acc ** 1.05}
         | into string -d 1
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "180.6");
 }
 
 #[test]
 fn reduce_table_column_with_path() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         [{month:2,total:30}, {month:3,total:10}, {month:4,total:3}, {month:5,total:60}]
         | reduce -f 20 { |it, acc| $it.total + $acc ** 1.05}
         | into string -d 1
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "180.6");
 }
 
 #[test]
 fn reduce_rows_example() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         [[a,b]; [1,2] [3,4]]
         | reduce -f 1.6 { |it, acc| $acc * ($it.a | into int) + ($it.b | into int) }
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "14.8");
 }
 
 #[test]
 fn reduce_with_return_in_closure() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         [1, 2] | reduce --fold null { |it, state|
             if $it == 1 {
@@ -58,8 +51,7 @@ fn reduce_with_return_in_closure() {
             return ($it * $state)
         }
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "20");
     assert!(actual.err.is_empty());
@@ -67,39 +59,34 @@ fn reduce_with_return_in_closure() {
 
 #[test]
 fn reduce_enumerate_example() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo one longest three bar | enumerate
         | reduce { |it, acc| if ($it.item | str length) > ($acc.item | str length) {echo $it} else {echo $acc}}
         | get index
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "1");
 }
 
 #[test]
 fn reduce_enumerate_integer_addition_example() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo [1 2 3 4]
         | enumerate
         | reduce { |it, acc| { index: ($it.index) item: ($acc.item + $it.item)} }
         | get item
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "10");
 }
 
 #[test]
 fn folding_with_tables() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo [10 20 30 40]
         | reduce -f [] { |it, acc|
@@ -109,47 +96,40 @@ fn folding_with_tables() {
           }
         | math sum
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "1000");
 }
 
 #[test]
 fn error_reduce_fold_type_mismatch() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo a b c | reduce -f 0 { |it, acc| $acc + $it }
         "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("mismatch"));
 }
 
 #[test]
 fn error_reduce_empty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         reduce { |it, acc| $acc + $it }
         "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("needs input"));
 }
 
 #[test]
 fn enumerate_reduce_example() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         [one longest three bar] | enumerate | reduce {|it, acc| if ($it.item | str length) > ($acc.item | str length) { $it } else { $acc }} | get index
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "1");
 }
diff --git a/crates/nu-command/tests/commands/return_.rs b/crates/nu-command/tests/commands/return_.rs
index bc8b3cc35f..9f5bc00942 100644
--- a/crates/nu-command/tests/commands/return_.rs
+++ b/crates/nu-command/tests/commands/return_.rs
@@ -2,24 +2,18 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn early_return_if_true() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         def foo [x] { if true { return 2 }; $x }; foo 100
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"2"#);
 }
 
 #[test]
 fn early_return_if_false() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         def foo [x] { if false { return 2 }; $x }; foo 100
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, r#"100"#);
 }
diff --git a/crates/nu-command/tests/commands/reverse.rs b/crates/nu-command/tests/commands/reverse.rs
index 936cf9f9e4..ed412b0b53 100644
--- a/crates/nu-command/tests/commands/reverse.rs
+++ b/crates/nu-command/tests/commands/reverse.rs
@@ -1,4 +1,4 @@
-use nu_test_support::{nu, pipeline};
+use nu_test_support::nu;
 
 #[test]
 fn can_get_reverse_first() {
@@ -12,7 +12,7 @@ fn can_get_reverse_first() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | reverse"));
+    let actual = nu!("1 | reverse");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/roll.rs b/crates/nu-command/tests/commands/roll.rs
index fc3088393e..481630c18b 100644
--- a/crates/nu-command/tests/commands/roll.rs
+++ b/crates/nu-command/tests/commands/roll.rs
@@ -19,26 +19,34 @@ mod rows {
 
     #[test]
     fn can_roll_down() {
-        let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table(), pipeline(r#"
+        let actual = nu!(format!(
+            "{} | {}",
+            table(),
+            pipeline(
+                r#"
             roll down
             | first
             | get status
-        "#)));
+        "#
+            )
+        ));
 
         assert_eq!(actual.out, "HERE");
     }
 
     #[test]
     fn can_roll_up() {
-        let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table(), pipeline(r#"
+        let actual = nu!(format!(
+            "{} | {}",
+            table(),
+            pipeline(
+                r#"
             roll up --by 3
             | first
             | get status
-        "#)));
+        "#
+            )
+        ));
 
         assert_eq!(actual.out, "HERE");
     }
@@ -64,26 +72,34 @@ mod columns {
 
     #[test]
     fn can_roll_left() {
-        let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table(), pipeline(r#"
+        let actual = nu!(format!(
+            "{} | {}",
+            table(),
+            pipeline(
+                r#"
             roll left
             | columns
             | str join "-"
-        "#)));
+        "#
+            )
+        ));
 
         assert_eq!(actual.out, "origin-stars-commit_author");
     }
 
     #[test]
     fn can_roll_right() {
-        let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table(), pipeline(r#"
+        let actual = nu!(format!(
+            "{} | {}",
+            table(),
+            pipeline(
+                r#"
             roll right --by 2
             | columns
             | str join "-"
-        "#)));
+        "#
+            )
+        ));
 
         assert_eq!(actual.out, "origin-stars-commit_author");
     }
@@ -95,10 +111,9 @@ mod columns {
         let four_bitstring = bitstring_to_nu_row_pipeline("00000100");
         let expected_value = ThirtyTwo(32, "bit1-bit2-bit3-bit4-bit5-bit6-bit7-bit8");
 
-        let actual = nu!(
-            cwd: ".",
-            format!("{four_bitstring} | roll right --by 3 --cells-only | columns | str join '-' ")
-        );
+        let actual = nu!(format!(
+            "{four_bitstring} | roll right --by 3 --cells-only | columns | str join '-' "
+        ));
 
         assert_eq!(actual.out, expected_value.1);
     }
@@ -146,7 +161,6 @@ mod columns {
             "{bitstring_as_nu_row_pipeline} | roll left --by 3 | {nu_row_literal_bitstring_to_decimal_value_pipeline}"
         );
         nu!(
-            cwd: ".",
             format!("{bitstring_as_nu_row_pipeline} | roll left --by 3 | {nu_row_literal_bitstring_to_decimal_value_pipeline}")
         ).out
     }
diff --git a/crates/nu-command/tests/commands/rotate.rs b/crates/nu-command/tests/commands/rotate.rs
index 434663695a..e9531682d6 100644
--- a/crates/nu-command/tests/commands/rotate.rs
+++ b/crates/nu-command/tests/commands/rotate.rs
@@ -14,7 +14,7 @@ fn counter_clockwise() {
     "#,
     );
 
-    let expected = nu!(cwd: ".", pipeline(
+    let expected = nu!(pipeline(
         r#"
         echo [
             [  column0, column1, column2, column3];
@@ -29,14 +29,18 @@ fn counter_clockwise() {
         "#,
     ));
 
-    let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table, pipeline(r#"
+    let actual = nu!(format!(
+        "{} | {}",
+        table,
+        pipeline(
+            r#"
             rotate --ccw
             | where column0 == EXPECTED
             | get column1 column2 column3
             | str join "-"
-        "#)));
+        "#
+        )
+    ));
 
     assert_eq!(actual.out, expected.out);
 }
@@ -55,7 +59,7 @@ fn clockwise() {
     "#,
     );
 
-    let expected = nu!(cwd: ".", pipeline(
+    let expected = nu!(pipeline(
         r#"
         echo [
             [ column0, column1, column2,  column3];
@@ -70,14 +74,18 @@ fn clockwise() {
         "#,
     ));
 
-    let actual = nu!(
-        cwd: ".",
-        format!("{} | {}", table, pipeline(r#"
+    let actual = nu!(format!(
+        "{} | {}",
+        table,
+        pipeline(
+            r#"
             rotate
             | where column3 == EXPECTED
             | get column0 column1 column2
             | str join "-"
-        "#)));
+        "#
+        )
+    ));
 
     assert_eq!(actual.out, expected.out);
 }
diff --git a/crates/nu-command/tests/commands/run_external.rs b/crates/nu-command/tests/commands/run_external.rs
index c3642670b9..29e1efb922 100644
--- a/crates/nu-command/tests/commands/run_external.rs
+++ b/crates/nu-command/tests/commands/run_external.rs
@@ -312,7 +312,7 @@ fn can_run_batch_files_without_bat_extension() {
 #[test]
 fn quotes_trimmed_when_shelling_out() {
     // regression test for a bug where we weren't trimming quotes around string args before shelling out to cmd.exe
-    let actual = nu!(cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             ^echo "foo"
         "#
diff --git a/crates/nu-command/tests/commands/skip/skip_.rs b/crates/nu-command/tests/commands/skip/skip_.rs
index 6b86843b22..127d6429a6 100644
--- a/crates/nu-command/tests/commands/skip/skip_.rs
+++ b/crates/nu-command/tests/commands/skip/skip_.rs
@@ -17,7 +17,7 @@ fn binary_skip() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | skip 2"));
+    let actual = nu!("1 | skip 2");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/skip/until.rs b/crates/nu-command/tests/commands/skip/until.rs
index 7925cf4bbd..c8f234847d 100644
--- a/crates/nu-command/tests/commands/skip/until.rs
+++ b/crates/nu-command/tests/commands/skip/until.rs
@@ -52,7 +52,7 @@ fn condition_is_met() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | skip until {|row| $row == 2}"));
+    let actual = nu!("1 | skip until {|row| $row == 2}");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/skip/while_.rs b/crates/nu-command/tests/commands/skip/while_.rs
index 15f9b6d3e1..bd95779a68 100644
--- a/crates/nu-command/tests/commands/skip/while_.rs
+++ b/crates/nu-command/tests/commands/skip/while_.rs
@@ -52,7 +52,7 @@ fn condition_is_met() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | skip while {|row| $row == 2}"));
+    let actual = nu!("1 | skip while {|row| $row == 2}");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/str_/collect.rs b/crates/nu-command/tests/commands/str_/collect.rs
index 02a80a45dd..154ce30537 100644
--- a/crates/nu-command/tests/commands/str_/collect.rs
+++ b/crates/nu-command/tests/commands/str_/collect.rs
@@ -2,39 +2,33 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn test_1() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo 1..5 | into string | str join
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "12345");
 }
 
 #[test]
 fn test_2() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo [a b c d] | str join "<sep>"
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "a<sep>b<sep>c<sep>d");
 }
 
 #[test]
 fn construct_a_path() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo [sample txt] | str join "."
         "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "sample.txt");
 }
diff --git a/crates/nu-command/tests/commands/str_/into_string.rs b/crates/nu-command/tests/commands/str_/into_string.rs
index efdf8ba211..3dff881e47 100644
--- a/crates/nu-command/tests/commands/str_/into_string.rs
+++ b/crates/nu-command/tests/commands/str_/into_string.rs
@@ -4,65 +4,45 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn from_range() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 1..5 | into string | to json -r
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "[\"1\",\"2\",\"3\",\"4\",\"5\"]");
 }
 
 #[test]
 fn from_number() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 5 | into string
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "5");
 }
 
 #[test]
 fn from_decimal() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo 1.5 | into string
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "1.5");
 }
 
 #[test]
 fn from_boolean() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo true | into string
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "true");
 }
 
 #[test]
 fn from_string() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo "one" | into string
-        "#
-        )
-    );
+        "#);
 
     assert_eq!(actual.out, "one");
 }
@@ -111,44 +91,34 @@ fn from_filesize() {
 
 #[test]
 fn from_decimal_correct_trailing_zeros() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         1.23000 | into string -d 3
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("1.230"));
 }
 
 #[test]
 fn from_int_decimal_correct_trailing_zeros() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         1.00000 | into string -d 3
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("1.000"));
 }
 
 #[test]
 fn from_int_decimal_trim_trailing_zeros() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         1.00000 | into string | $"($in) flat"
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("1 flat")); // "1" would match "1.0"
 }
 
 #[test]
 fn from_table() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo '[{"name": "foo", "weight": 32.377}, {"name": "bar", "weight": 15.2}]'
         | from json
@@ -162,24 +132,18 @@ fn from_table() {
 
 #[test]
 fn from_nothing() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         null | into string
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "");
 }
 
 #[test]
 fn int_into_string() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         10 | into string
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "10");
 }
diff --git a/crates/nu-command/tests/commands/str_/mod.rs b/crates/nu-command/tests/commands/str_/mod.rs
index b18b29452b..f3d7204864 100644
--- a/crates/nu-command/tests/commands/str_/mod.rs
+++ b/crates/nu-command/tests/commands/str_/mod.rs
@@ -27,13 +27,11 @@ fn trims() {
 
 #[test]
 fn error_trim_multiple_chars() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
         echo "does it work now?!" | str trim -c "?!"
         "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("char"));
 }
@@ -120,8 +118,7 @@ fn camelcases() {
 
 #[test]
 fn converts_to_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo '[{number_as_string: "1"}]'
             | from json
@@ -138,8 +135,7 @@ fn converts_to_int() {
 
 #[test]
 fn converts_to_decimal() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo "3.1, 0.0415"
             | split row ","
@@ -366,24 +362,18 @@ fn substrings_the_input_and_treats_end_index_as_length_if_blank_end_index_given(
 
 #[test]
 fn str_reverse() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         echo "nushell" | str reverse
-        "#
-    ));
+        "#);
 
     assert!(actual.out.contains("llehsun"));
 }
 
 #[test]
 fn test_redirection_trim() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
         let x = (nu --testbin cococo niceone); $x | str trim | str length
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "7");
 }
diff --git a/crates/nu-command/tests/commands/take/rows.rs b/crates/nu-command/tests/commands/take/rows.rs
index a8099abf91..e34b29a7c3 100644
--- a/crates/nu-command/tests/commands/take/rows.rs
+++ b/crates/nu-command/tests/commands/take/rows.rs
@@ -32,24 +32,14 @@ fn rows() {
 
 #[test]
 fn rows_with_no_arguments_should_lead_to_error() {
-    Playground::setup("take_test_2", |dirs, _sandbox| {
-        let actual = nu!(
-            cwd: dirs.test(), pipeline(
-            r#"[1 2 3] | take"#
-        ));
+    let actual = nu!("[1 2 3] | take");
 
-        assert!(actual.err.contains("missing_positional"));
-    })
+    assert!(actual.err.contains("missing_positional"));
 }
 
 #[test]
 fn fails_on_string() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-                "foo bar" | take 2
-            "#
-    ));
+    let actual = nu!(r#""foo bar" | take 2"#);
 
     assert!(actual.err.contains("command doesn't support"));
 }
@@ -57,12 +47,9 @@ fn fails_on_string() {
 #[test]
 // covers a situation where `take` used to behave strangely on list<binary> input
 fn works_with_binary_list() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
-        ([0x[01 11]] | take 1 | get 0) == 0x[01 11]
-            "#
-    ));
+    let actual = nu!(r#"
+            ([0x[01 11]] | take 1 | get 0) == 0x[01 11]
+        "#);
 
     assert_eq!(actual.out, "true");
 }
diff --git a/crates/nu-command/tests/commands/take/until.rs b/crates/nu-command/tests/commands/take/until.rs
index 0859abe5fa..a1a071c3ce 100644
--- a/crates/nu-command/tests/commands/take/until.rs
+++ b/crates/nu-command/tests/commands/take/until.rs
@@ -53,7 +53,7 @@ fn condition_is_met() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | take until {|row| $row == 2}"));
+    let actual = nu!("1 | take until {|row| $row == 2}");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/take/while_.rs b/crates/nu-command/tests/commands/take/while_.rs
index 07ad8a0819..fcde71e435 100644
--- a/crates/nu-command/tests/commands/take/while_.rs
+++ b/crates/nu-command/tests/commands/take/while_.rs
@@ -52,7 +52,7 @@ fn condition_is_met() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | take while {|row| $row == 2}"));
+    let actual = nu!("1 | take while {|row| $row == 2}");
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/try_.rs b/crates/nu-command/tests/commands/try_.rs
index 064c897af8..81f5493e2c 100644
--- a/crates/nu-command/tests/commands/try_.rs
+++ b/crates/nu-command/tests/commands/try_.rs
@@ -2,83 +2,61 @@ use nu_test_support::nu;
 
 #[test]
 fn try_succeed() {
-    let output = nu!(
-        cwd: ".",
-        "try { 345 } catch { echo 'hello' }"
-    );
+    let output = nu!("try { 345 } catch { echo 'hello' }");
 
     assert!(output.out.contains("345"));
 }
 
 #[test]
 fn try_catch() {
-    let output = nu!(
-        cwd: ".",
-        "try { foobarbaz } catch { echo 'hello' }"
-    );
+    let output = nu!("try { foobarbaz } catch { echo 'hello' }");
 
     assert!(output.out.contains("hello"));
 }
 
 #[test]
 fn catch_can_access_error() {
-    let output = nu!(
-        cwd: ".",
-        "try { foobarbaz } catch { |err| $err | get raw }"
-    );
+    let output = nu!("try { foobarbaz } catch { |err| $err | get raw }");
 
     assert!(output.err.contains("External command failed"));
 }
 
 #[test]
 fn catch_can_access_error_as_dollar_in() {
-    let output = nu!(
-        cwd: ".",
-        "try { foobarbaz } catch { $in | get raw }"
-    );
+    let output = nu!("try { foobarbaz } catch { $in | get raw }");
 
     assert!(output.err.contains("External command failed"));
 }
 
 #[test]
 fn external_failed_should_be_caught() {
-    let output = nu!(
-        cwd: ".",
-        "try { nu --testbin fail; echo 'success' } catch { echo 'fail' }"
-    );
+    let output = nu!("try { nu --testbin fail; echo 'success' } catch { echo 'fail' }");
 
     assert!(output.out.contains("fail"));
 }
 
 #[test]
 fn loop_try_break_should_be_successful() {
-    let output = nu!(
-        cwd: ".",
-        "loop { try { print 'successful'; break } catch { print 'failed'; continue } }"
-    );
+    let output =
+        nu!("loop { try { print 'successful'; break } catch { print 'failed'; continue } }");
 
     assert_eq!(output.out, "successful");
 }
 
 #[test]
 fn loop_catch_break_should_show_failed() {
-    let output = nu!(
-        cwd: ".",
-        "loop {
+    let output = nu!("loop {
             try { invalid 1;
             continue; } catch { print 'failed'; break }
         }
-        "
-    );
+        ");
 
     assert_eq!(output.out, "failed");
 }
 
 #[test]
 fn loop_try_ignores_continue() {
-    let output = nu!(
-        cwd: ".",
-        "mut total = 0;
+    let output = nu!("mut total = 0;
         for i in 0..10 {
             try { if ($i mod 2) == 0 {
             continue;}
@@ -86,27 +64,20 @@ fn loop_try_ignores_continue() {
         } catch { echo 'failed'; break }
         }
         echo $total
-        "
-    );
+        ");
 
     assert_eq!(output.out, "5");
 }
 
 #[test]
 fn loop_try_break_on_command_should_show_successful() {
-    let output = nu!(
-        cwd: ".",
-        "loop { try { ls; break } catch { echo 'failed';continue }}"
-    );
+    let output = nu!("loop { try { ls; break } catch { echo 'failed';continue }}");
 
     assert!(!output.out.contains("failed"));
 }
 
 #[test]
 fn catch_block_can_use_error_object() {
-    let output = nu!(
-        cwd: ".",
-        "try {1 / 0} catch {|err| print ($err | get msg)}"
-    );
+    let output = nu!("try {1 / 0} catch {|err| print ($err | get msg)}");
     assert_eq!(output.out, "Division by zero.")
 }
diff --git a/crates/nu-command/tests/commands/upsert.rs b/crates/nu-command/tests/commands/upsert.rs
index e757fe69cc..34ce8ac415 100644
--- a/crates/nu-command/tests/commands/upsert.rs
+++ b/crates/nu-command/tests/commands/upsert.rs
@@ -68,9 +68,8 @@ fn sets_the_column_from_a_subexpression() {
 #[test]
 fn upsert_uses_enumerate_index_inserting() {
     let actual = nu!(
-        cwd: ".", pipeline(
         r#"[[a]; [7] [6]] | enumerate | upsert b {|el| $el.index + 1 + $el.item.a } | flatten | to nuon"#
-    ));
+    );
 
     assert_eq!(actual.out, "[[index, a, b]; [0, 7, 8], [1, 6, 8]]");
 }
diff --git a/crates/nu-command/tests/commands/url/join.rs b/crates/nu-command/tests/commands/url/join.rs
index 5198228f0e..b0a2a0bba2 100644
--- a/crates/nu-command/tests/commands/url/join.rs
+++ b/crates/nu-command/tests/commands/url/join.rs
@@ -2,9 +2,8 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn url_join_simple() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "",
@@ -13,17 +12,15 @@ fn url_join_simple() {
                     "port": "",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://localhost");
 }
 
 #[test]
 fn url_join_with_only_user() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -32,17 +29,15 @@ fn url_join_with_only_user() {
                     "port": "",
                 } | url join 
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://localhost");
 }
 
 #[test]
 fn url_join_with_only_pwd() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "",
@@ -51,17 +46,15 @@ fn url_join_with_only_pwd() {
                     "port": "",
                 } | url join 
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://localhost");
 }
 
 #[test]
 fn url_join_with_user_and_pwd() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -70,17 +63,15 @@ fn url_join_with_user_and_pwd() {
                     "port": "",
                 } | url join 
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://usr:pwd@localhost");
 }
 
 #[test]
 fn url_join_with_query() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -90,17 +81,15 @@ fn url_join_with_query() {
                     "port": "",
                 } | url join 
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://usr:pwd@localhost?par_1=aaa&par_2=bbb");
 }
 
 #[test]
 fn url_join_with_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -113,8 +102,7 @@ fn url_join_with_params() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(
         actual.out,
@@ -124,9 +112,8 @@ fn url_join_with_params() {
 
 #[test]
 fn url_join_with_same_query_and_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -140,8 +127,7 @@ fn url_join_with_same_query_and_params() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(
         actual.out,
@@ -151,9 +137,8 @@ fn url_join_with_same_query_and_params() {
 
 #[test]
 fn url_join_with_different_query_and_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -167,8 +152,7 @@ fn url_join_with_different_query_and_params() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual
         .err
@@ -177,9 +161,8 @@ fn url_join_with_different_query_and_params() {
         .err
         .contains("instead query is: ?par_1=aaa&par_2=bbb"));
 
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -193,8 +176,7 @@ fn url_join_with_different_query_and_params() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual
         .err
@@ -206,9 +188,8 @@ fn url_join_with_different_query_and_params() {
 
 #[test]
 fn url_join_with_invalid_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -218,72 +199,63 @@ fn url_join_with_invalid_params() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("Key params has to be a record"));
 }
 
 #[test]
 fn url_join_with_port() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "host": "localhost",
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://localhost:1234");
 
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "host": "localhost",
                     "port": 1234,
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://localhost:1234");
 }
 
 #[test]
 fn url_join_with_invalid_port() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "host": "localhost",
                     "port": "aaaa",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual
         .err
         .contains("Port parameter should represent an unsigned integer"));
 
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "host": "localhost",
                     "port": [],
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual
         .err
@@ -292,39 +264,34 @@ fn url_join_with_invalid_port() {
 
 #[test]
 fn url_join_with_missing_scheme() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "host": "localhost"
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("missing parameter: scheme"));
 }
 
 #[test]
 fn url_join_with_missing_host() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "https"
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert!(actual.err.contains("missing parameter: host"));
 }
 
 #[test]
 fn url_join_with_fragment() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -334,17 +301,15 @@ fn url_join_with_fragment() {
                     "port": "1234",
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "http://usr:pwd@localhost:1234#frag");
 }
 
 #[test]
 fn url_join_with_fragment_and_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 {
                     "scheme": "http",
                     "username": "usr",
@@ -358,8 +323,7 @@ fn url_join_with_fragment_and_params() {
                     "fragment": "frag"
                 } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(
         actual.out,
@@ -369,9 +333,8 @@ fn url_join_with_fragment_and_params() {
 
 #[test]
 fn url_join_with_empty_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
             {
                 "scheme": "https",
                 "host": "localhost",
@@ -379,8 +342,7 @@ fn url_join_with_empty_params() {
                 "params": {}
             } | url join
             "#
-        )
-    );
+    ));
 
     assert_eq!(actual.out, "https://localhost/foo");
 }
diff --git a/crates/nu-command/tests/commands/url/parse.rs b/crates/nu-command/tests/commands/url/parse.rs
index 9564765fc5..c24e12a041 100644
--- a/crates/nu-command/tests/commands/url/parse.rs
+++ b/crates/nu-command/tests/commands/url/parse.rs
@@ -2,9 +2,8 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn url_parse_simple() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("https://www.abc.com"
                 | url parse)
                 == {
@@ -25,9 +24,8 @@ fn url_parse_simple() {
 
 #[test]
 fn url_parse_with_port() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("https://www.abc.com:8011"
                 | url parse)
                 == {
@@ -49,9 +47,8 @@ fn url_parse_with_port() {
 
 #[test]
 fn url_parse_with_path() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("http://www.abc.com:8811/def/ghj"
                 | url parse)
                 == {
@@ -73,9 +70,8 @@ fn url_parse_with_path() {
 
 #[test]
 fn url_parse_with_params() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("http://www.abc.com:8811/def/ghj?param1=11&param2="
                 | url parse)
                 == {
@@ -97,9 +93,8 @@ fn url_parse_with_params() {
 
 #[test]
 fn url_parse_with_fragment() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("http://www.abc.com:8811/def/ghj?param1=11&param2=#hello-fragment"
                 | url parse)
                 == {
@@ -121,9 +116,8 @@ fn url_parse_with_fragment() {
 
 #[test]
 fn url_parse_with_username_and_password() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
                 ("http://user123:password567@www.abc.com:8811/def/ghj?param1=11&param2=#hello-fragment"
                 | url parse)
                 == {
@@ -145,13 +139,7 @@ fn url_parse_with_username_and_password() {
 
 #[test]
 fn url_parse_error_empty_url() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
-                ""
-                | url parse
-            "#
-    ));
+    let actual = nu!(r#""" | url parse"#);
 
     assert!(actual.err.contains(
         "Incomplete or incorrect URL. Expected a full URL, e.g., https://www.example.com"
diff --git a/crates/nu-command/tests/commands/use_.rs b/crates/nu-command/tests/commands/use_.rs
index d5ade1e480..705ab24e7a 100644
--- a/crates/nu-command/tests/commands/use_.rs
+++ b/crates/nu-command/tests/commands/use_.rs
@@ -186,13 +186,9 @@ fn use_export_env_combined() {
 
 #[test]
 fn use_module_creates_accurate_did_you_mean_1() {
-    let actual = nu!(
-    cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             module spam { export def foo [] { "foo" } }; use spam; foo
-        "#
-        )
-    );
+        "#);
     assert!(actual.err.contains(
         "command 'foo' was not found but it was imported from module 'spam'; try using `spam foo`"
     ));
@@ -200,13 +196,9 @@ fn use_module_creates_accurate_did_you_mean_1() {
 
 #[test]
 fn use_module_creates_accurate_did_you_mean_2() {
-    let actual = nu!(
-    cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             module spam { export def foo [] { "foo" } }; foo
-        "#
-        )
-    );
+        "#);
     assert!(actual.err.contains(
         "command 'foo' was not found but it exists in module 'spam'; try importing it with `use`"
     ));
@@ -220,7 +212,7 @@ fn use_main_1() {
         r#"spam"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert_eq!(actual.out, "spam");
 }
@@ -233,7 +225,7 @@ fn use_main_2() {
         r#"spam"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert_eq!(actual.out, "spam");
 }
@@ -246,7 +238,7 @@ fn use_main_3() {
         r#"spam"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert_eq!(actual.out, "spam");
 }
@@ -259,7 +251,7 @@ fn use_main_4() {
         r#"spam"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert_eq!(actual.out, "spam");
 }
@@ -273,7 +265,7 @@ fn use_main_def_env() {
         r#"$env.SPAM"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert_eq!(actual.out, "spam");
 }
@@ -287,7 +279,7 @@ fn use_main_def_known_external() {
         r#"cargo --version"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert!(actual.out.contains("cargo"));
 }
@@ -300,7 +292,7 @@ fn use_main_not_exported() {
         r#"spam"#,
     ];
 
-    let actual = nu!(cwd: ".", pipeline(&inp.join("; ")));
+    let actual = nu!(&inp.join("; "));
 
     assert!(actual.err.contains("external_command"));
 }
diff --git a/crates/nu-command/tests/commands/where_.rs b/crates/nu-command/tests/commands/where_.rs
index d74d3f1dd3..50bd35e290 100644
--- a/crates/nu-command/tests/commands/where_.rs
+++ b/crates/nu-command/tests/commands/where_.rs
@@ -22,10 +22,7 @@ fn filters_with_nothing_comparison() {
 
 #[test]
 fn where_inside_block_works() {
-    let actual = nu!(
-        cwd: ".",
-        "{|x| ls | where $it =~ 'foo' } | describe"
-    );
+    let actual = nu!("{|x| ls | where $it =~ 'foo' } | describe");
 
     assert_eq!(actual.out, "closure");
 }
@@ -178,7 +175,7 @@ fn contains_operator() {
 
 #[test]
 fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline(r#"{"name": "foo", "size": 3} | where name == "foo""#));
+    let actual = nu!(r#"{"name": "foo", "size": 3} | where name == "foo""#);
 
     assert!(actual.err.contains("command doesn't support"));
 }
diff --git a/crates/nu-command/tests/commands/which.rs b/crates/nu-command/tests/commands/which.rs
index b9f02e8b63..0b598468b0 100644
--- a/crates/nu-command/tests/commands/which.rs
+++ b/crates/nu-command/tests/commands/which.rs
@@ -2,10 +2,7 @@ use nu_test_support::nu;
 
 #[test]
 fn which_ls() {
-    let actual = nu!(
-        cwd: ".",
-        "which ls | get path.0 | str trim"
-    );
+    let actual = nu!("which ls | get path.0 | str trim");
 
     assert_eq!(actual.out, "Nushell built-in command");
 }
@@ -13,20 +10,14 @@ fn which_ls() {
 #[ignore = "TODO: Can't have alias recursion"]
 #[test]
 fn which_alias_ls() {
-    let actual = nu!(
-        cwd: ".",
-        "alias ls = ls -a; which ls | get path.0 | str trim"
-    );
+    let actual = nu!("alias ls = ls -a; which ls | get path.0 | str trim");
 
     assert_eq!(actual.out, "Nushell alias: ls -a");
 }
 
 #[test]
 fn which_custom_alias() {
-    let actual = nu!(
-        cwd: ".",
-        r#"alias foo = print "foo!"; which foo | to nuon"#
-    );
+    let actual = nu!(r#"alias foo = print "foo!"; which foo | to nuon"#);
 
     assert_eq!(
         actual.out,
@@ -36,10 +27,7 @@ fn which_custom_alias() {
 
 #[test]
 fn which_def_ls() {
-    let actual = nu!(
-        cwd: ".",
-        "def ls [] {echo def}; which ls | get path.0 | str trim"
-    );
+    let actual = nu!("def ls [] {echo def}; which ls | get path.0 | str trim");
 
     assert_eq!(actual.out, "Nushell custom command");
 }
@@ -47,10 +35,8 @@ fn which_def_ls() {
 #[ignore = "TODO: Can't have alias with the same name as command"]
 #[test]
 fn correct_precedence_alias_def_custom() {
-    let actual = nu!(
-        cwd: ".",
-        "def ls [] {echo def}; alias ls = echo alias; which ls | get path.0 | str trim"
-    );
+    let actual =
+        nu!("def ls [] {echo def}; alias ls = echo alias; which ls | get path.0 | str trim");
 
     assert_eq!(actual.out, "Nushell alias: echo alias");
 }
@@ -58,10 +44,7 @@ fn correct_precedence_alias_def_custom() {
 #[ignore = "TODO: Can't have alias with the same name as command"]
 #[test]
 fn multiple_reports_for_alias_def_custom() {
-    let actual = nu!(
-        cwd: ".",
-        "def ls [] {echo def}; alias ls = echo alias; which -a ls | length"
-    );
+    let actual = nu!("def ls [] {echo def}; alias ls = echo alias; which -a ls | length");
 
     let length: i32 = actual.out.parse().unwrap();
     assert!(length >= 2);
@@ -75,30 +58,24 @@ fn multiple_reports_for_alias_def_custom() {
 #[ignore]
 #[test]
 fn correctly_report_of_shadowed_alias() {
-    let actual = nu!(
-        cwd: ".",
-        r#"alias xaz = echo alias1
+    let actual = nu!(r#"alias xaz = echo alias1
         def helper [] {
             alias xaz = echo alias2
             which -a xaz
         }
-        helper | get path | str contains alias2"#
-    );
+        helper | get path | str contains alias2"#);
 
     assert_eq!(actual.out, "true");
 }
 
 #[test]
 fn one_report_of_multiple_defs() {
-    let actual = nu!(
-        cwd: ".",
-        r#"def xaz [] { echo def1 }
+    let actual = nu!(r#"def xaz [] { echo def1 }
         def helper [] {
             def xaz [] { echo def2 }
             which -a xaz
         }
-        helper | length"#
-    );
+        helper | length"#);
 
     let length: i32 = actual.out.parse().unwrap();
     assert_eq!(length, 1);
@@ -106,10 +83,7 @@ fn one_report_of_multiple_defs() {
 
 #[test]
 fn def_only_seen_once() {
-    let actual = nu!(
-        cwd: ".",
-        "def xaz [] {echo def1}; which -a xaz | length"
-    );
+    let actual = nu!("def xaz [] {echo def1}; which -a xaz | length");
 
     let length: i32 = actual.out.parse().unwrap();
     assert_eq!(length, 1);
@@ -117,12 +91,9 @@ fn def_only_seen_once() {
 
 #[test]
 fn do_not_show_hidden_aliases() {
-    let actual = nu!(
-        cwd: ".",
-        r#"alias foo = echo foo
+    let actual = nu!(r#"alias foo = echo foo
         hide foo
-        which foo | length"#
-    );
+        which foo | length"#);
 
     let length: i32 = actual.out.parse().unwrap();
     assert_eq!(length, 0);
@@ -130,12 +101,9 @@ fn do_not_show_hidden_aliases() {
 
 #[test]
 fn do_not_show_hidden_commands() {
-    let actual = nu!(
-        cwd: ".",
-        r#"def foo [] { echo foo }
+    let actual = nu!(r#"def foo [] { echo foo }
         hide foo
-        which foo | length"#
-    );
+        which foo | length"#);
 
     let length: i32 = actual.out.parse().unwrap();
     assert_eq!(length, 0);
diff --git a/crates/nu-command/tests/commands/while_.rs b/crates/nu-command/tests/commands/while_.rs
index 8933997774..7b551185fd 100644
--- a/crates/nu-command/tests/commands/while_.rs
+++ b/crates/nu-command/tests/commands/while_.rs
@@ -3,7 +3,6 @@ use nu_test_support::nu;
 #[test]
 fn while_sum() {
     let actual = nu!(
-        cwd: ".",
         "mut total = 0; mut x = 0; while $x <= 10 { $total = $total + $x; $x = $x + 1 }; $total"
     );
 
@@ -12,10 +11,7 @@ fn while_sum() {
 
 #[test]
 fn while_doesnt_auto_print_in_each_iteration() {
-    let actual = nu!(
-        cwd: ".",
-        "mut total = 0; while $total < 2 { $total = $total + 1; echo 1 }"
-    );
+    let actual = nu!("mut total = 0; while $total < 2 { $total = $total + 1; echo 1 }");
     // Make sure we don't see any of these values in the output
     // As we do not auto-print loops anymore
     assert!(!actual.out.contains('1'));
@@ -23,10 +19,8 @@ fn while_doesnt_auto_print_in_each_iteration() {
 
 #[test]
 fn while_break_on_external_failed() {
-    let actual = nu!(
-        cwd: ".",
-        "mut total = 0; while $total < 2 { $total = $total + 1; print 1; nu --testbin fail }"
-    );
+    let actual =
+        nu!("mut total = 0; while $total < 2 { $total = $total + 1; print 1; nu --testbin fail }");
     // Note: nu! macro auto replace "\n" and "\r\n" with ""
     // so our output will be `1`
     assert_eq!(actual.out, "1");
@@ -34,9 +28,7 @@ fn while_break_on_external_failed() {
 
 #[test]
 fn failed_while_should_break_running() {
-    let actual = nu!(
-        cwd: ".",
-        "mut total = 0; while $total < 2 { $total = $total + 1; nu --testbin fail }; print 3"
-    );
+    let actual =
+        nu!("mut total = 0; while $total < 2 { $total = $total + 1; nu --testbin fail }; print 3");
     assert!(!actual.out.contains('3'));
 }
diff --git a/crates/nu-command/tests/commands/with_env.rs b/crates/nu-command/tests/commands/with_env.rs
index 2031a4f96e..d037b77115 100644
--- a/crates/nu-command/tests/commands/with_env.rs
+++ b/crates/nu-command/tests/commands/with_env.rs
@@ -2,97 +2,71 @@ use nu_test_support::nu;
 
 #[test]
 fn with_env_extends_environment() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "with-env [FOO BARRRR] {echo $env} | get FOO"
-    );
+    let actual = nu!("with-env [FOO BARRRR] {echo $env} | get FOO");
 
     assert_eq!(actual.out, "BARRRR");
 }
 
 #[test]
 fn with_env_shorthand() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "FOO=BARRRR echo $env | get FOO"
-    );
+    let actual = nu!("FOO=BARRRR echo $env | get FOO");
 
     assert_eq!(actual.out, "BARRRR");
 }
 
 #[test]
 fn shorthand_doesnt_reorder_arguments() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "FOO=BARRRR nu --testbin cococo first second"
-    );
+    let actual = nu!("FOO=BARRRR nu --testbin cococo first second");
 
     assert_eq!(actual.out, "first second");
 }
 
 #[test]
 fn with_env_shorthand_trims_quotes() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "FOO='BARRRR' echo $env | get FOO"
-    );
+    let actual = nu!("FOO='BARRRR' echo $env | get FOO");
 
     assert_eq!(actual.out, "BARRRR");
 }
 
 #[test]
 fn with_env_and_shorthand_same_result() {
-    let actual_shorthand = nu!(
-        cwd: "tests/fixtures/formats",
-        "FOO='BARRRR' echo $env | get FOO"
-    );
+    let actual_shorthand = nu!("FOO='BARRRR' echo $env | get FOO");
 
-    let actual_normal = nu!(
-        cwd: "tests/fixtures/formats",
-        "with-env [FOO BARRRR] {echo $env} | get FOO"
-    );
+    let actual_normal = nu!("with-env [FOO BARRRR] {echo $env} | get FOO");
 
     assert_eq!(actual_shorthand.out, actual_normal.out);
 }
 
 #[test]
 fn test_redirection2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        "let x = (FOO=BAR nu --testbin cococo niceenvvar); $x | str trim | str length"
-    );
+    let actual =
+        nu!("let x = (FOO=BAR nu --testbin cococo niceenvvar); $x | str trim | str length");
 
     assert_eq!(actual.out, "10");
 }
 
 #[test]
 fn with_env_hides_variables_in_parent_scope() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        r#"
+    let actual = nu!(r#"
         $env.FOO = "1"
         print $env.FOO
         with-env [FOO null] {
             echo $env.FOO
         }
         print $env.FOO
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "11");
 }
 
 #[test]
 fn with_env_shorthand_can_not_hide_variables() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats",
-        r#"
+    let actual = nu!(r#"
         $env.FOO = "1"
         print $env.FOO
         FOO=null print $env.FOO
         print $env.FOO
-        "#
-    );
+        "#);
 
     assert_eq!(actual.out, "1null1");
 }
diff --git a/crates/nu-command/tests/commands/zip.rs b/crates/nu-command/tests/commands/zip.rs
index ae3c30f645..db895596b7 100644
--- a/crates/nu-command/tests/commands/zip.rs
+++ b/crates/nu-command/tests/commands/zip.rs
@@ -22,10 +22,8 @@ fn zips_two_tables() {
             &format!("{ZIP_POWERED_TEST_ASSERTION_SCRIPT}\n"),
         )]);
 
-        let actual = nu!(
-            cwd: ".", pipeline(
-            &format!(
-                r#"
+        let actual = nu!(pipeline(&format!(
+            r#"
                 use {} expect ;
 
                 let contributors = ([
@@ -38,9 +36,8 @@ fn zips_two_tables() {
 
                 expect $actual --to-eq [[name, commits]; [andres, 20] [jt, 30]]
                 "#,
-                dirs.test().join("zip_test.nu").display()
-            )
-        ));
+            dirs.test().join("zip_test.nu").display()
+        )));
 
         assert_eq!(actual.out, "true");
     })
@@ -48,12 +45,9 @@ fn zips_two_tables() {
 
 #[test]
 fn zips_two_lists() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo [0 2 4 6 8] | zip [1 3 5 7 9] | flatten | into string | str join '-'
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "0-1-2-3-4-5-6-7-8-9");
 }
diff --git a/crates/nu-command/tests/format_conversions/csv.rs b/crates/nu-command/tests/format_conversions/csv.rs
index b120d0a213..43d1fba35f 100644
--- a/crates/nu-command/tests/format_conversions/csv.rs
+++ b/crates/nu-command/tests/format_conversions/csv.rs
@@ -372,8 +372,7 @@ fn from_csv_text_with_wrong_type_separator() {
 
 #[test]
 fn table_with_record_error() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[a b]; [1 2] [3 {a: 1 b: 2}]] 
             | to csv
@@ -385,8 +384,7 @@ fn table_with_record_error() {
 
 #[test]
 fn list_not_table_error() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [{a: 1 b: 2} {a: 3 b: 4} 1]
             | to csv
@@ -398,8 +396,7 @@ fn list_not_table_error() {
 
 #[test]
 fn string_to_csv_error() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             'qwe' | to csv
         "#
diff --git a/crates/nu-command/tests/format_conversions/html.rs b/crates/nu-command/tests/format_conversions/html.rs
index 89182fe7a1..acd9417059 100644
--- a/crates/nu-command/tests/format_conversions/html.rs
+++ b/crates/nu-command/tests/format_conversions/html.rs
@@ -2,8 +2,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn out_html_simple() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             echo 3 | to html
         "#
@@ -17,12 +16,9 @@ fn out_html_simple() {
 
 #[test]
 fn out_html_partial() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo 3 | to html -p
-        "#
-    ));
+        "#);
 
     assert_eq!(
         actual.out,
@@ -32,12 +28,9 @@ fn out_html_partial() {
 
 #[test]
 fn out_html_table() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo '{"name": "darren"}' | from json | to html
-        "#
-    ));
+        "#);
 
     assert_eq!(
         actual.out,
@@ -48,13 +41,9 @@ fn out_html_table() {
 #[test]
 #[ignore]
 fn test_cd_html_color_flag_dark_false() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(r#"
                 cd --help | to html --html-color
-            "#
-        )
-    );
+            "#);
     assert_eq!(
         actual.out,
         r"<html><style>body { background-color:white;color:black; }</style><body>Change directory.<br><br><span style='color:green;'>Usage<span style='color:black;font-weight:normal;'>:<br>  &gt; cd (path) <br><br></span></span><span style='color:green;'>Flags<span style='color:black;font-weight:normal;'>:<br>  </span></span><span style='color:#037979;'>-h</span>,<span style='color:black;font-weight:normal;'> </span><span style='color:#037979;'>--help<span style='color:black;font-weight:normal;'> - Display the help message for this command<br><br></span><span style='color:green;'>Signatures<span style='color:black;font-weight:normal;'>:<br>  &lt;nothing&gt; | cd &lt;string?&gt; -&gt; &lt;nothing&gt;<br>  &lt;string&gt; | cd &lt;string?&gt; -&gt; &lt;nothing&gt;<br><br></span></span><span style='color:green;'>Parameters<span style='color:black;font-weight:normal;'>:<br>  (optional) </span></span></span><span style='color:#037979;'>path<span style='color:black;font-weight:normal;'> &lt;</span><span style='color:blue;font-weight:bold;'>directory<span style='color:black;font-weight:normal;'>&gt;: the path to change to<br><br></span></span><span style='color:green;'>Examples<span style='color:black;font-weight:normal;'>:<br>  Change to your home directory<br>  &gt; </span><span style='color:#037979;font-weight:bold;'>cd<span style='color:black;font-weight:normal;'> </span></span></span></span><span style='color:#037979;'>~<span style='color:black;font-weight:normal;'><br><br>  Change to a directory via abbreviations<br>  &gt; </span><span style='color:#037979;font-weight:bold;'>cd<span style='color:black;font-weight:normal;'> </span></span></span><span style='color:#037979;'>d/s/9<span style='color:black;font-weight:normal;'><br><br>  Change to the previous working directory ($OLDPWD)<br>  &gt; </span><span style='color:#037979;font-weight:bold;'>cd<span style='color:black;font-weight:normal;'> </span></span></span><span style='color:#037979;'>-<span style='color:black;font-weight:normal;'><br><br></body></html></span></span>"
@@ -63,13 +52,9 @@ fn test_cd_html_color_flag_dark_false() {
 
 #[test]
 fn test_no_color_flag() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-            r#"
+    let actual = nu!(r#"
                 cd --help | to html --no-color
-            "#
-        )
-    );
+            "#);
     assert_eq!(
         actual.out,
         r"<html><style>body { background-color:white;color:black; }</style><body>Change directory.<br><br>Usage:<br>  &gt; cd (path) <br><br>Flags:<br>  -h, --help - Display the help message for this command<br><br>Signatures:<br>  &lt;nothing&gt; | cd &lt;string?&gt; -&gt; &lt;nothing&gt;<br>  &lt;string&gt; | cd &lt;string?&gt; -&gt; &lt;nothing&gt;<br><br>Parameters:<br>  path &lt;directory&gt;: the path to change to (optional)<br><br>Examples:<br>  Change to your home directory<br>  &gt; cd ~<br><br>  Change to a directory via abbreviations<br>  &gt; cd d/s/9<br><br>  Change to the previous working directory ($OLDPWD)<br>  &gt; cd -<br><br></body></html>"
@@ -78,10 +63,7 @@ fn test_no_color_flag() {
 
 #[test]
 fn test_list() {
-    let actual = nu!(
-        cwd: ".",
-        r#"to html --list | where name == C64 | get 0 | to nuon"#
-    );
+    let actual = nu!(r#"to html --list | where name == C64 | get 0 | to nuon"#);
     assert_eq!(
         actual.out,
         r##"{name: "C64", black: "#090300", red: "#883932", green: "#55a049", yellow: "#bfce72", blue: "#40318d", purple: "#8b3f96", cyan: "#67b6bd", white: "#ffffff", brightBlack: "#000000", brightRed: "#883932", brightGreen: "#55a049", brightYellow: "#bfce72", brightBlue: "#40318d", brightPurple: "#8b3f96", brightCyan: "#67b6bd", brightWhite: "#f7f7f7", background: "#40318d", foreground: "#7869c4"}"##
diff --git a/crates/nu-command/tests/format_conversions/markdown.rs b/crates/nu-command/tests/format_conversions/markdown.rs
index 15aef32756..9fefaf53d3 100644
--- a/crates/nu-command/tests/format_conversions/markdown.rs
+++ b/crates/nu-command/tests/format_conversions/markdown.rs
@@ -2,80 +2,61 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn md_empty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo [[]; []] | from json | to md
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "");
 }
 
 #[test]
 fn md_empty_pretty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo "{}" | from json | to md -p
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "");
 }
 
 #[test]
 fn md_simple() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo 3 | to md
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "3");
 }
 
 #[test]
 fn md_simple_pretty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo 3 | to md -p
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "3");
 }
 
 #[test]
 fn md_table() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo [[name]; [jason]] | to md
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "|name||-||jason|");
 }
 
 #[test]
 fn md_table_pretty() {
-    let actual = nu!(
-        cwd: ".", pipeline(
-        r#"
+    let actual = nu!(r#"
             echo [[name]; [joseph]] | to md -p
-        "#
-    ));
+        "#);
 
     assert_eq!(actual.out, "| name   || ------ || joseph |");
 }
 
 #[test]
 fn md_combined() {
-    let actual = nu!(
-        cwd: ".", pipeline(
+    let actual = nu!(pipeline(
         r#"
             def title [] {
                 echo [[H1]; ["Nu top meals"]]
diff --git a/crates/nu-command/tests/format_conversions/nuon.rs b/crates/nu-command/tests/format_conversions/nuon.rs
index d72bd48b60..a7f85f357e 100644
--- a/crates/nu-command/tests/format_conversions/nuon.rs
+++ b/crates/nu-command/tests/format_conversions/nuon.rs
@@ -17,8 +17,7 @@ fn to_nuon_correct_compaction() {
 
 #[test]
 fn to_nuon_list_of_numbers() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [1, 2, 3, 4]
             | to nuon
@@ -32,8 +31,7 @@ fn to_nuon_list_of_numbers() {
 
 #[test]
 fn to_nuon_list_of_strings() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [abc, xyz, def]
             | to nuon
@@ -47,8 +45,7 @@ fn to_nuon_list_of_strings() {
 
 #[test]
 fn to_nuon_table() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             [[my, columns]; [abc, xyz], [def, ijk]]
             | to nuon
@@ -62,8 +59,7 @@ fn to_nuon_table() {
 
 #[test]
 fn to_nuon_bool() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             false
             | to nuon
@@ -76,8 +72,7 @@ fn to_nuon_bool() {
 
 #[test]
 fn to_nuon_escaping() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "hello\"world"
             | to nuon
@@ -90,8 +85,7 @@ fn to_nuon_escaping() {
 
 #[test]
 fn to_nuon_escaping2() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "hello\\world"
             | to nuon
@@ -104,8 +98,7 @@ fn to_nuon_escaping2() {
 
 #[test]
 fn to_nuon_escaping3() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             ["hello\\world"]
             | to nuon
@@ -119,8 +112,7 @@ fn to_nuon_escaping3() {
 
 #[test]
 fn to_nuon_escaping4() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             ["hello\"world"]
             | to nuon
@@ -134,8 +126,7 @@ fn to_nuon_escaping4() {
 
 #[test]
 fn to_nuon_escaping5() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {s: "hello\"world"}
             | to nuon
@@ -149,8 +140,7 @@ fn to_nuon_escaping5() {
 
 #[test]
 fn to_nuon_negative_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             -1
             | to nuon
@@ -163,8 +153,7 @@ fn to_nuon_negative_int() {
 
 #[test]
 fn to_nuon_records() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {name: "foo bar", age: 100, height: 10}
             | to nuon
@@ -178,8 +167,7 @@ fn to_nuon_records() {
 
 #[test]
 fn to_nuon_range() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1..42
             | to nuon
@@ -191,8 +179,7 @@ fn to_nuon_range() {
 
 #[test]
 fn from_nuon_range() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "1..42"
             | from nuon
@@ -205,8 +192,7 @@ fn from_nuon_range() {
 
 #[test]
 fn to_nuon_filesize() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1kib
             | to nuon
@@ -218,8 +204,7 @@ fn to_nuon_filesize() {
 
 #[test]
 fn from_nuon_filesize() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "1024b"
             | from nuon
@@ -232,8 +217,7 @@ fn from_nuon_filesize() {
 
 #[test]
 fn to_nuon_duration() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1min
             | to nuon
@@ -245,8 +229,7 @@ fn to_nuon_duration() {
 
 #[test]
 fn from_nuon_duration() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "60000000000ns"
             | from nuon
@@ -259,8 +242,7 @@ fn from_nuon_duration() {
 
 #[test]
 fn to_nuon_datetime() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             2019-05-10
             | to nuon
@@ -272,8 +254,7 @@ fn to_nuon_datetime() {
 
 #[test]
 fn from_nuon_datetime() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "2019-05-10T00:00:00+00:00"
             | from nuon
@@ -286,8 +267,7 @@ fn from_nuon_datetime() {
 
 #[test]
 fn to_nuon_errs_on_closure() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {|| to nuon}
             | to nuon
@@ -299,8 +279,7 @@ fn to_nuon_errs_on_closure() {
 
 #[test]
 fn binary_to() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             0x[ab cd ef] | to nuon
         "#
@@ -311,8 +290,7 @@ fn binary_to() {
 
 #[test]
 fn binary_roundtrip() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "0x[1f ff]" | from nuon | to nuon
         "#
@@ -359,8 +337,7 @@ fn read_bool() {
 
 #[test]
 fn float_doesnt_become_int() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             1.0 | to nuon
         "#
@@ -371,8 +348,7 @@ fn float_doesnt_become_int() {
 
 #[test]
 fn float_inf_parsed_properly() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             inf | to nuon
         "#
@@ -383,8 +359,7 @@ fn float_inf_parsed_properly() {
 
 #[test]
 fn float_neg_inf_parsed_properly() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             -inf | to nuon
         "#
@@ -395,8 +370,7 @@ fn float_neg_inf_parsed_properly() {
 
 #[test]
 fn float_nan_parsed_properly() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             NaN | to nuon
         "#
@@ -407,9 +381,8 @@ fn float_nan_parsed_properly() {
 
 #[test]
 fn to_nuon_converts_columns_with_spaces() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
     let test = [[a, b, "c d"]; [1 2 3] [4 5 6]]; $test | to nuon | from nuon
     "#
     ));
@@ -418,9 +391,8 @@ fn to_nuon_converts_columns_with_spaces() {
 
 #[test]
 fn to_nuon_quotes_empty_string() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
     let test = ""; $test | to nuon
     "#
     ));
@@ -430,9 +402,8 @@ fn to_nuon_quotes_empty_string() {
 
 #[test]
 fn to_nuon_quotes_empty_string_in_list() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
     let test = [""]; $test | to nuon | from nuon | $in == [""]
     "#
     ));
@@ -442,9 +413,8 @@ fn to_nuon_quotes_empty_string_in_list() {
 
 #[test]
 fn to_nuon_quotes_empty_string_in_table() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
     let test = [[a, b]; ['', la] [le lu]]; $test | to nuon | from nuon
     "#
     ));
@@ -453,16 +423,14 @@ fn to_nuon_quotes_empty_string_in_table() {
 
 #[test]
 fn does_not_quote_strings_unnecessarily() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
         let test = [["a", "b", "c d"]; [1 2 3] [4 5 6]]; $test | to nuon
     "#
     ));
     assert_eq!(actual.out, "[[a, b, \"c d\"]; [1, 2, 3], [4, 5, 6]]");
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
-            r#"
+    let actual = nu!(pipeline(
+        r#"
          let a = {"ro name": "sam" rank: 10}; $a | to nuon
     "#
     ));
@@ -471,8 +439,7 @@ fn does_not_quote_strings_unnecessarily() {
 
 #[test]
 fn quotes_some_strings_necessarily() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             ['true','false','null',
             'NaN','NAN','nan','+nan','-nan',
diff --git a/crates/nu-command/tests/format_conversions/toml.rs b/crates/nu-command/tests/format_conversions/toml.rs
index d69f77fbed..1b6e1396ee 100644
--- a/crates/nu-command/tests/format_conversions/toml.rs
+++ b/crates/nu-command/tests/format_conversions/toml.rs
@@ -2,8 +2,7 @@ use nu_test_support::{nu, pipeline};
 
 #[test]
 fn record_map_to_toml() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {a: 1 b: 2 c: 'qwe'} 
             | to toml
@@ -17,8 +16,7 @@ fn record_map_to_toml() {
 
 #[test]
 fn nested_records_to_toml() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {a: {a: a b: b} c: 1} 
             | to toml
@@ -32,8 +30,7 @@ fn nested_records_to_toml() {
 
 #[test]
 fn records_with_tables_to_toml() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {a: [[a b]; [1 2] [3 4]] b: [[c d e]; [1 2 3]]}
             | to toml
@@ -47,8 +44,7 @@ fn records_with_tables_to_toml() {
 
 #[test]
 fn nested_tables_to_toml() {
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             {c: [[f g]; [[[h k]; [1 2] [3 4]] 1]]}
             | to toml
@@ -63,8 +59,7 @@ fn nested_tables_to_toml() {
 #[test]
 fn table_to_toml_fails() {
     // Tables can't be represented in toml
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
         try { [[a b]; [1 2] [5 6]] | to toml | false } catch { true }
         "#
@@ -76,8 +71,7 @@ fn table_to_toml_fails() {
 #[test]
 fn string_to_toml_fails() {
     // Strings are not a top-level toml structure
-    let actual = nu!(
-    cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
         try { 'not a valid toml' | to toml | false } catch { true }
         "#
diff --git a/crates/nu-command/tests/format_conversions/yaml.rs b/crates/nu-command/tests/format_conversions/yaml.rs
index 9085bc683e..57e75164ab 100644
--- a/crates/nu-command/tests/format_conversions/yaml.rs
+++ b/crates/nu-command/tests/format_conversions/yaml.rs
@@ -17,8 +17,7 @@ fn table_to_yaml_text_and_from_yaml_text_back_into_table() {
 
 #[test]
 fn convert_dict_to_yaml_with_boolean_key() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "true: BooleanKey " | from yaml
         "#
@@ -29,8 +28,7 @@ fn convert_dict_to_yaml_with_boolean_key() {
 
 #[test]
 fn convert_dict_to_yaml_with_integer_key() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "200: [] " | from yaml
         "#
@@ -42,8 +40,7 @@ fn convert_dict_to_yaml_with_integer_key() {
 
 #[test]
 fn convert_dict_to_yaml_with_integer_floats_key() {
-    let actual = nu!(
-        cwd: "tests/fixtures/formats", pipeline(
+    let actual = nu!(pipeline(
         r#"
             "2.11: "1" " | from yaml
         "#
diff --git a/crates/nu-protocol/tests/into_config.rs b/crates/nu-protocol/tests/into_config.rs
index a6da0801a5..0d33825e32 100644
--- a/crates/nu-protocol/tests/into_config.rs
+++ b/crates/nu-protocol/tests/into_config.rs
@@ -2,27 +2,33 @@ use nu_test_support::{nu, nu_repl_code};
 
 #[test]
 fn config_is_mutable() {
-    let actual = nu!(cwd: ".", nu_repl_code(&[r"$env.config = { ls: { clickable_links: true } }",
+    let actual = nu!(nu_repl_code(&[
+        r"$env.config = { ls: { clickable_links: true } }",
         "$env.config.ls.clickable_links = false;",
-        "$env.config.ls.clickable_links"]));
+        "$env.config.ls.clickable_links"
+    ]));
 
     assert_eq!(actual.out, "false");
 }
 
 #[test]
 fn config_preserved_after_do() {
-    let actual = nu!(cwd: ".", nu_repl_code(&[r"$env.config = { ls: { clickable_links: true } }",
+    let actual = nu!(nu_repl_code(&[
+        r"$env.config = { ls: { clickable_links: true } }",
         "do -i { $env.config.ls.clickable_links = false }",
-        "$env.config.ls.clickable_links"]));
+        "$env.config.ls.clickable_links"
+    ]));
 
     assert_eq!(actual.out, "true");
 }
 
 #[test]
 fn config_affected_when_mutated() {
-    let actual = nu!(cwd: ".", nu_repl_code(&[r#"$env.config = { filesize: { metric: false, format:"auto" } }"#,
+    let actual = nu!(nu_repl_code(&[
+        r#"$env.config = { filesize: { metric: false, format:"auto" } }"#,
         r#"$env.config = { filesize: { metric: true, format:"auto" } }"#,
-        "20mib | into string"]));
+        "20mib | into string"
+    ]));
 
     assert_eq!(actual.out, "21.0 MB");
 }
diff --git a/crates/nu-protocol/tests/test_config.rs b/crates/nu-protocol/tests/test_config.rs
index b03ff1fd56..4efe46fb67 100644
--- a/crates/nu-protocol/tests/test_config.rs
+++ b/crates/nu-protocol/tests/test_config.rs
@@ -6,7 +6,7 @@ fn filesize_metric_true() {
         r#"$env.config = { filesize: { metric: true, format:"mb" } }"#,
         r#"20mib | into string"#,
     ];
-    let actual = nu!(cwd: ".", nu_repl_code( code ));
+    let actual = nu!(nu_repl_code(code));
     assert_eq!(actual.out, "21.0 MB");
 }
 
@@ -16,7 +16,7 @@ fn filesize_metric_false() {
         r#"$env.config = { filesize: { metric: false, format:"mib" } }"#,
         r#"20mib | into string"#,
     ];
-    let actual = nu!(cwd: ".", nu_repl_code( code ));
+    let actual = nu!(nu_repl_code(code));
     assert_eq!(actual.out, "20.0 MiB");
 }
 
@@ -26,7 +26,7 @@ fn filesize_metric_overrides_format() {
         r#"$env.config = { filesize: { metric: false, format:"mb" } }"#,
         r#"20mib | into string"#,
     ];
-    let actual = nu!(cwd: ".", nu_repl_code( code ));
+    let actual = nu!(nu_repl_code(code));
     assert_eq!(actual.out, "20.0 MiB");
 }
 
@@ -36,7 +36,7 @@ fn filesize_format_auto_metric_true() {
         r#"$env.config = { filesize: { metric: true, format:"auto" } }"#,
         r#"[2mb 2gb 2tb] | into string | to nuon"#,
     ];
-    let actual = nu!(cwd: ".", nu_repl_code( code ));
+    let actual = nu!(nu_repl_code(code));
     assert_eq!(actual.out, r#"["2.0 MB", "2.0 GB", "2.0 TB"]"#);
 }
 
@@ -46,6 +46,6 @@ fn filesize_format_auto_metric_false() {
         r#"$env.config = { filesize: { metric: false, format:"auto" } }"#,
         r#"[2mb 2gb 2tb] | into string | to nuon"#,
     ];
-    let actual = nu!(cwd: ".", nu_repl_code( code ));
+    let actual = nu!(nu_repl_code(code));
     assert_eq!(actual.out, r#"["1.9 MiB", "1.9 GiB", "1.8 TiB"]"#);
 }
diff --git a/src/tests/test_custom_commands.rs b/src/tests/test_custom_commands.rs
index b9b8cbe6cf..da121a5d7d 100644
--- a/src/tests/test_custom_commands.rs
+++ b/src/tests/test_custom_commands.rs
@@ -143,7 +143,7 @@ fn override_table() -> TestResult {
 
 #[test]
 fn override_table_eval_file() {
-    let actual = nu!(cwd: ".", r#"def table [] { "hi" }; table"#);
+    let actual = nu!(r#"def table [] { "hi" }; table"#);
     assert_eq!(actual.out, "hi");
 }
 
@@ -153,11 +153,8 @@ fn override_table_eval_file() {
 #[cfg(not(target_os = "windows"))]
 #[test]
 fn infinite_recursion_does_not_panic() {
-    let actual = nu!(
-        cwd: ".",
-        r#"
+    let actual = nu!(r#"
             def bang [] { bang }; bang
-        "#
-    );
+        "#);
     assert!(actual.err.contains("Recursion limit (50) reached"));
 }