language-servers/rust-analyzer
1
0
Fork 0
mirror of https://github.com/rust-lang/rust-analyzer.git synced 2025-10-02 06:41:48 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Test fill_match_arms for lazy computation.

Browse source 
This also adds `ide_assists::tests::check_assist_unresolved` function.
This commit is contained in:
Dawer 2021-05-21 11:27:41 +05:00
parent 570eff6552
commit d5c96672aa
2 changed files with 38 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

21
crates/ide_assists/src/tests.rs
View file

@ -61,6 +61,12 @@ pub(crate) fn check_assist_not_applicable(assist: Handler, ra_fixture: &str) {
check(assist, ra_fixture, ExpectedResult::NotApplicable, None);
}
/// Check assist in unresolved state. Useful to check assists for lazy computation.
#[track_caller]
pub(crate) fn check_assist_unresolved(assist: Handler, ra_fixture: &str) {
check(assist, ra_fixture, ExpectedResult::Unresolved, None);
}
#[track_caller]
fn check_doc_test(assist_id: &str, before: &str, after: &str) {
let after = trim_indent(after);
@ -97,6 +103,7 @@ fn check_doc_test(assist_id: &str, before: &str, after: &str) {
enum ExpectedResult<'a> {
NotApplicable,
Unresolved,
After(&'a str),
Target(&'a str),
}
@ -111,7 +118,11 @@ fn check(handler: Handler, before: &str, expected: ExpectedResult, assist_label:
let sema = Semantics::new(&db);
let config = TEST_CONFIG;
let ctx = AssistContext::new(sema, &config, frange);
let mut acc = Assists::new(&ctx, AssistResolveStrategy::All);
let resolve = match expected {
ExpectedResult::Unresolved => AssistResolveStrategy::None,
_ => AssistResolveStrategy::All,
};
let mut acc = Assists::new(&ctx, resolve);
handler(&mut acc, &ctx);
let mut res = acc.finish();
@ -159,8 +170,14 @@ fn check(handler: Handler, before: &str, expected: ExpectedResult, assist_label:
let range = assist.target;
assert_eq_text!(&text_without_caret[range], target);
}
(Some(assist), ExpectedResult::Unresolved) => assert!(
assist.source_change.is_none(),
"unresolved assist should not contain source changes"
),
(Some(_), ExpectedResult::NotApplicable) => panic!("assist should not be applicable!"),
(None, ExpectedResult::After(_)) | (None, ExpectedResult::Target(_)) => {
(None, ExpectedResult::After(_))
| (None, ExpectedResult::Target(_))
| (None, ExpectedResult::Unresolved) => {
panic!("code action is not applicable")
}
(None, ExpectedResult::NotApplicable) => (),