minor: simplify

crates/ide/src/diagnostics.rs

@@ -416,21 +416,6 @@ mod tests {
         assert!(diagnostic.fixes.is_none(), "got a fix when none was expected: {:?}", diagnostic);
     }
 
-    /// Takes a multi-file input fixture with annotated cursor position and checks that no diagnostics
-    /// apply to the file containing the cursor.
-    pub(crate) fn check_no_diagnostics(ra_fixture: &str) {
-        let (analysis, files) = fixture::files(ra_fixture);
-        let diagnostics = files
-            .into_iter()
-            .flat_map(|file_id| {
-                analysis
-                    .diagnostics(&DiagnosticsConfig::default(), AssistResolveStrategy::All, file_id)
-                    .unwrap()
-            })
-            .collect::<Vec<_>>();
-        assert_eq!(diagnostics.len(), 0, "unexpected diagnostics:\n{:#?}", diagnostics);
-    }
-
     pub(crate) fn check_expect(ra_fixture: &str, expect: Expect) {
         let (analysis, file_id) = fixture::file(ra_fixture);
         let diagnostics = analysis
@@ -496,7 +481,7 @@ pub struct Foo { pub a: i32, pub b: i32 }
 
     #[test]
     fn test_check_unnecessary_braces_in_use_statement() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 use a;
 use a::{c, d::e};
@@ -509,7 +494,7 @@ mod a {
 }
 "#,
         );
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 use a;
 use a::{
@@ -719,7 +704,7 @@ $0
 
     #[test]
     fn unlinked_file_with_cfg_on() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 //- /main.rs
 #[cfg(not(never))]

crates/ide/src/diagnostics/field_shorthand.rs

@@ -98,17 +98,17 @@ fn check_pat_field_shorthand(
 
 #[cfg(test)]
 mod tests {
-    use crate::diagnostics::tests::{check_fix, check_no_diagnostics};
+    use crate::diagnostics::tests::{check_diagnostics, check_fix};
 
     #[test]
     fn test_check_expr_field_shorthand() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct A { a: &'static str }
 fn main() { A { a: "hello" } }
 "#,
         );
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct A(usize);
 fn main() { A { 0: 0 } }
@@ -154,13 +154,13 @@ fn main() {
 
     #[test]
     fn test_check_pat_field_shorthand() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct A { a: &'static str }
 fn f(a: A) { let A { a: hello } = a; }
 "#,
         );
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct A(usize);
 fn f(a: A) { let A { 0: 0 } = a; }

crates/ide/src/diagnostics/fixes/change_case.rs

@@ -35,7 +35,7 @@ impl DiagnosticWithFixes for IncorrectCase {
 #[cfg(test)]
 mod change_case {
     use crate::{
-        diagnostics::tests::{check_fix, check_no_diagnostics},
+        diagnostics::tests::{check_diagnostics, check_fix},
         fixture, AssistResolveStrategy, DiagnosticsConfig,
     };
 
@@ -102,7 +102,7 @@ fn some_fn() {
 
     #[test]
     fn test_uppercase_const_no_diagnostics() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 fn foo() {
     const ANOTHER_ITEM$0: &str = "some_item";

crates/ide/src/diagnostics/fixes/wrap_tail_expr.rs

@@ -25,7 +25,7 @@ impl DiagnosticWithFixes for MissingOkOrSomeInTailExpr {
 
 #[cfg(test)]
 mod tests {
-    use crate::diagnostics::tests::{check_fix, check_no_diagnostics};
+    use crate::diagnostics::tests::{check_diagnostics, check_fix};
 
     #[test]
     fn test_wrap_return_type_option() {
@@ -169,7 +169,7 @@ fn div(x: i32, y: i32) -> MyResult<i32> {
 
     #[test]
     fn test_wrap_return_type_not_applicable_when_expr_type_does_not_match_ok_type() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 //- /main.rs crate:main deps:core
 use core::result::Result::{self, Ok, Err};
@@ -189,7 +189,7 @@ pub mod option {
 
     #[test]
     fn test_wrap_return_type_not_applicable_when_return_type_is_not_result_or_option() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 //- /main.rs crate:main deps:core
 use core::result::Result::{self, Ok, Err};

crates/ide/src/diagnostics/macro_error.rs

@@ -15,9 +15,7 @@ pub(super) fn macro_error(ctx: &DiagnosticsContext<'_>, d: &hir::MacroError) ->
 #[cfg(test)]
 mod tests {
     use crate::{
-        diagnostics::tests::{
-            check_diagnostics, check_diagnostics_with_config, check_no_diagnostics,
-        },
+        diagnostics::tests::{check_diagnostics, check_diagnostics_with_config},
         DiagnosticsConfig,
     };
 
@@ -77,7 +75,7 @@ macro_rules! concat { () => {} }
     fn register_attr_and_tool() {
         cov_mark::check!(register_attr);
         cov_mark::check!(register_tool);
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 #![register_tool(tool)]
 #![register_attr(attr)]

crates/ide/src/diagnostics/missing_fields.rs

@@ -77,7 +77,7 @@ fn fixes(ctx: &DiagnosticsContext<'_>, d: &hir::MissingFields) -> Option<Vec<Ass
 
 #[cfg(test)]
 mod tests {
-    use crate::diagnostics::tests::{check_diagnostics, check_fix, check_no_diagnostics};
+    use crate::diagnostics::tests::{check_diagnostics, check_fix};
 
     #[test]
     fn missing_record_pat_field_diagnostic() {
@@ -203,7 +203,7 @@ fn test_fn() {
 
     #[test]
     fn test_fill_struct_fields_no_diagnostic() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct TestStruct { one: i32, two: i64 }
 
@@ -217,7 +217,7 @@ fn test_fn() {
 
     #[test]
     fn test_fill_struct_fields_no_diagnostic_on_spread() {
-        check_no_diagnostics(
+        check_diagnostics(
             r#"
 struct TestStruct { one: i32, two: i64 }