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Strip indents and empty lines in check_apply_diagnostic_fix_from_position

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This commit is contained in:
Phil Ellison 2019-08-17 07:37:37 +01:00 committed by Aleksey Kladov
parent 59dd30402b
commit 14a23d1bde
1 changed files with 55 additions and 36 deletions
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91
crates/ra_ide_api/src/diagnostics.rs
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@ -184,6 +184,7 @@ fn check_struct_shorthand_initialization(
#[cfg(test)]
mod tests {
use insta::assert_debug_snapshot_matches;
use join_to_string::join;
use ra_syntax::SourceFile;
use test_utils::assert_eq_text;
@ -228,9 +229,30 @@ mod tests {
let edit = fix.source_file_edits.pop().unwrap().edit;
let target_file_contents = analysis.file_text(file_position.file_id).unwrap();
let actual = edit.apply(&target_file_contents);
assert_eq_text!(after, &actual);
// Strip indent and empty lines from `after`, to match the behaviour of
// `parse_fixture` called from `analysis_and_position`.
let margin = fixture
.lines()
.filter(|it| it.trim_start().starts_with("//-"))
.map(|it| it.len() - it.trim_start().len())
.next()
.expect("empty fixture");
let after = join(after.lines().filter_map(|line| {
if line.len() > margin {
Some(&line[margin..])
} else {
None
}
}))
.separator("\n")
.suffix("\n")
.to_string();
assert_eq_text!(&after, &actual);
assert!(
diagnostic.range.start() <= file_position.offset && diagnostic.range.end() >= file_position.offset,
diagnostic.range.start() <= file_position.offset
&& diagnostic.range.end() >= file_position.offset,
"diagnostic range {} does not touch cursor position {}",
diagnostic.range,
file_position.offset
@ -281,17 +303,16 @@ mod tests {
pub enum Result<T, E> { Ok(T), Err(E) }
}
"#;
// The formatting here is a bit odd due to how the parse_fixture function works in test_utils -
// it strips empty lines and leading whitespace. The important part of this test is that the final
// `x / y` expr is now wrapped in `Ok(..)`
let after = r#"use std::{string::String, result::Result::{self, Ok, Err}};
fn div(x: i32, y: i32) -> Result<i32, String> {
if y == 0 {
return Err("div by zero".into());
}
Ok(x / y)
}
"#;
let after = r#"
use std::{string::String, result::Result::{self, Ok, Err}};
fn div(x: i32, y: i32) -> Result<i32, String> {
if y == 0 {
return Err("div by zero".into());
}
Ok(x / y)
}
"#;
check_apply_diagnostic_fix_from_position(before, after);
}
@ -313,17 +334,16 @@ fn div(x: i32, y: i32) -> Result<i32, String> {
pub enum Result<T, E> { Ok(T), Err(E) }
}
"#;
// The formatting here is a bit odd due to how the parse_fixture function works in test_utils -
// it strips empty lines and leading whitespace. The important part of this test is that the final
// expr is now wrapped in `Ok(..)`
let after = r#"use std::result::Result::{self, Ok, Err};
fn div<T>(x: T) -> Result<T, i32> {
if x == 0 {
return Err(7);
}
Ok(x)
}
"#;
let after = r#"
use std::result::Result::{self, Ok, Err};
fn div<T>(x: T) -> Result<T, i32> {
if x == 0 {
return Err(7);
}
Ok(x)
}
"#;
check_apply_diagnostic_fix_from_position(before, after);
}
@ -350,18 +370,17 @@ fn div<T>(x: T) -> Result<T, i32> {
pub enum Result<T, E> { Ok(T), Err(E) }
}
"#;
// The formatting here is a bit odd due to how the parse_fixture function works in test_utils -
// it strips empty lines and leading whitespace. The important part of this test is that the final
// `x / y` expr is now wrapped in `Ok(..)`
let after = r#"use std::{string::String, result::Result::{self, Ok, Err}};
type MyResult<T> = Result<T, String>;
fn div(x: i32, y: i32) -> MyResult<i32> {
if y == 0 {
return Err("div by zero".into());
}
Ok(x / y)
}
"#;
let after = r#"
use std::{string::String, result::Result::{self, Ok, Err}};
type MyResult<T> = Result<T, String>;
fn div(x: i32, y: i32) -> MyResult<i32> {
if y == 0 {
return Err("div by zero".into());
}
Ok(x / y)
}
"#;
check_apply_diagnostic_fix_from_position(before, after);
}