:arrow_up: rust-analyzer

[rust.git] / src / tools / rust-analyzer / crates / hir-ty / src / tests / display_source_code.rs

diff --git a/src/tools/rust-analyzer/crates/hir-ty/src/tests/display_source_code.rs b/src/tools/rust-analyzer/crates/hir-ty/src/tests/display_source_code.rs
index 8a8ff08cfe8cdab81a7250bdd273175ec3a47179..425432479e8159a822c907ce1b7ddd245530fbe1 100644 (file)
--- a/src/tools/rust-analyzer/crates/hir-ty/src/tests/display_source_code.rs
+++ b/src/tools/rust-analyzer/crates/hir-ty/src/tests/display_source_code.rs
@@ -196,3 +196,34 @@ fn test(
 "#,
     );
 }
+
+#[test]
+fn projection_type_correct_arguments_order() {
+    check_types_source_code(
+        r#"
+trait Foo<T> {
+    type Assoc<U>;
+}
+fn f<T: Foo<i32>>(a: T::Assoc<usize>) {
+    a;
+  //^ <T as Foo<i32>>::Assoc<usize>
+}
+"#,
+    );
+}
+
+#[test]
+fn generic_associated_type_binding_in_impl_trait() {
+    check_types_source_code(
+        r#"
+//- minicore: sized
+trait Foo<T> {
+    type Assoc<U>;
+}
+fn f(a: impl Foo<i8, Assoc<i16> = i32>) {
+    a;
+  //^ impl Foo<i8, Assoc<i16> = i32>
+}
+        "#,
+    );
+}