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.rs153
1 files changed, 153 insertions, 0 deletions
diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs
index 81397b0785..ef835f5bef 100644
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@@ -9018,3 +9018,156 @@ foo!(BAR_$0);
"#]],
);
}
+
+#[test]
+fn type_alias_without_docs() {
+ // Simple.
+ check(
+ r#"
+/// Docs for B
+struct B;
+
+type A$0 = B;
+"#,
+ expect![[r#"
+ *A*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ // size = 0, align = 1
+ type A = B
+ ```
+
+ ---
+
+ *This is the documentation for* `struct B`
+
+ Docs for B
+ "#]],
+ );
+
+ // Nested.
+ check(
+ r#"
+/// Docs for C
+struct C;
+
+type B = C;
+
+type A$0 = B;
+"#,
+ expect![[r#"
+ *A*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ // size = 0, align = 1
+ type A = B
+ ```
+
+ ---
+
+ *This is the documentation for* `struct C`
+
+ Docs for C
+ "#]],
+ );
+
+ // Showing the docs for aliased struct instead of intermediate type.
+ check(
+ r#"
+/// Docs for C
+struct C;
+
+/// Docs for B
+type B = C;
+
+type A$0 = B;
+"#,
+ expect![[r#"
+ *A*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ // size = 0, align = 1
+ type A = B
+ ```
+
+ ---
+
+ *This is the documentation for* `struct C`
+
+ Docs for C
+ "#]],
+ );
+
+ // No docs found.
+ check(
+ r#"
+struct C;
+
+type B = C;
+
+type A$0 = B;
+"#,
+ expect![[r#"
+ *A*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ // size = 0, align = 1
+ type A = B
+ ```
+ "#]],
+ );
+
+ // Multiple nested crate.
+ check(
+ r#"
+//- /lib.rs crate:c
+/// Docs for C
+pub struct C;
+
+//- /lib.rs crate:b deps:c
+pub use c::C;
+pub type B = C;
+
+//- /lib.rs crate:a deps:b
+pub use b::B;
+pub type A = B;
+
+//- /main.rs crate:main deps:a
+use a::A$0;
+"#,
+ expect![[r#"
+ *A*
+
+ ```rust
+ a
+ ```
+
+ ```rust
+ // size = 0, align = 1
+ pub type A = B
+ ```
+
+ ---
+
+ *This is the documentation for* `pub struct C`
+
+ Docs for C
+ "#]],
+ );
+}