X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=crates%2Fide%2Fsrc%2Fhover%2Ftests.rs;h=c5c531c30b1a4896ed4e0c392c12457f5c0be30b;hb=842ffde43d2c4e4dff94b9f07675708f1ac4ca8c;hp=ed76c84ab47e8e379953c11678edbe86320b161b;hpb=2e33bf23c94e7053eb657d1a318bd1b66cabec95;p=rust.git

diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs
index ed76c84ab47..c5c531c30b1 100644
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@@ -1310,6 +1310,60 @@ async fn foo()
     );
 }
 
+#[test]
+fn test_hover_function_show_types() {
+    check(
+        r#"fn foo$0(a: i32, b:i32) -> i32 { 0 }"#,
+        expect![[r#"
+                *foo*
+
+                ```rust
+                test
+                ```
+
+                ```rust
+                fn foo(a: i32, b: i32) -> i32
+                ```
+            "#]],
+    );
+}
+
+#[test]
+fn test_hover_function_pointer_show_identifiers() {
+    check(
+        r#"type foo$0 = fn(a: i32, b: i32) -> i32;"#,
+        expect![[r#"
+                *foo*
+
+                ```rust
+                test
+                ```
+
+                ```rust
+                type foo = fn(a: i32, b: i32) -> i32
+                ```
+            "#]],
+    );
+}
+
+#[test]
+fn test_hover_function_pointer_no_identifier() {
+    check(
+        r#"type foo$0 = fn(i32, _: i32) -> i32;"#,
+        expect![[r#"
+                *foo*
+
+                ```rust
+                test
+                ```
+
+                ```rust
+                type foo = fn(i32, i32) -> i32
+                ```
+            "#]],
+    );
+}
+
 #[test]
 fn test_hover_trait_show_qualifiers() {
     check_actions(