bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/hover/tests.rs')
-rw-r--r--crates/ide/src/hover/tests.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs
index 867d1f54d4..c6274264b8 100644
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@@ -5051,3 +5051,37 @@ fn f() {
```"#]],
);
}
+
+#[test]
+fn hover_deref() {
+ check(
+ r#"
+//- minicore: deref
+
+struct Struct(usize);
+
+impl core::ops::Deref for Struct {
+ type Target = usize;
+
+ fn deref(&self) -> &Self::Target {
+ &self.0
+ }
+}
+
+fn f() {
+ $0*Struct(0);
+}
+"#,
+ expect![[r#"
+ ***
+
+ ```rust
+ test::Struct
+ ```
+
+ ```rust
+ fn deref(&self) -> &Self::Target
+ ```
+ "#]],
+ );
+}