From 4a6cdd776d403bacce0a5471d77e8c76695c5bc5 Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Sun, 23 May 2021 16:59:23 +0200
Subject: Record method call substs and use them in call info

---
 crates/ide_db/src/call_info/tests.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'crates/ide_db')

diff --git a/crates/ide_db/src/call_info/tests.rs b/crates/ide_db/src/call_info/tests.rs
index be1cc12de..1aeda08e5 100644
--- a/crates/ide_db/src/call_info/tests.rs
+++ b/crates/ide_db/src/call_info/tests.rs
@@ -188,6 +188,24 @@ fn main() { S.foo($0); }
     );
 }
 
+#[test]
+fn test_fn_signature_for_generic_method() {
+    check(
+        r#"
+struct S<T>(T);
+impl<T> S<T> {
+    fn foo(&self, x: T) {}
+}
+
+fn main() { S(1u32).foo($0); }
+"#,
+        expect![[r#"
+                fn foo(&self, x: u32)
+                (<x: u32>)
+            "#]],
+    );
+}
+
 #[test]
 fn test_fn_signature_for_method_with_arg_as_assoc_fn() {
     check(
-- 
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