bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide-completion/src/tests/special.rs')
-rw-r--r--crates/ide-completion/src/tests/special.rs183
1 files changed, 183 insertions, 0 deletions
diff --git a/crates/ide-completion/src/tests/special.rs b/crates/ide-completion/src/tests/special.rs
new file mode 100644
index 0000000000..79235e5ca0
--- /dev/null
+++ b/crates/ide-completion/src/tests/special.rs
@@ -0,0 +1,183 @@
+use expect_test::{expect, Expect};
+
+use crate::tests::{check_edit, completion_list_no_kw};
+
+fn check(ra_fixture: &str, expect: Expect) {
+ let actual = completion_list_no_kw(ra_fixture);
+ expect.assert_eq(&actual)
+}
+
+#[test]
+fn completes_if_prefix_is_keyword() {
+ check_edit(
+ "wherewolf",
+ r#"
+fn main() {
+ let wherewolf = 92;
+ drop(where$0)
+}
+"#,
+ r#"
+fn main() {
+ let wherewolf = 92;
+ drop(wherewolf)
+}
+"#,
+ )
+}
+
+/// Regression test for issue #6091.
+#[test]
+fn correctly_completes_module_items_prefixed_with_underscore() {
+ check_edit(
+ "_alpha",
+ r#"
+fn main() {
+ _$0
+}
+fn _alpha() {}
+"#,
+ r#"
+fn main() {
+ _alpha()$0
+}
+fn _alpha() {}
+"#,
+ )
+}
+
+#[test]
+fn completes_prelude() {
+ check(
+ r#"
+//- /main.rs crate:main deps:std
+fn foo() { let x: $0 }
+
+//- /std/lib.rs crate:std
+pub mod prelude {
+ pub mod rust_2018 {
+ pub struct Option;
+ }
+}
+"#,
+ expect![[r#"
+ md std
+ st Option
+ bt u32
+ "#]],
+ );
+}
+
+#[test]
+fn completes_prelude_macros() {
+ check(
+ r#"
+//- /main.rs crate:main deps:std
+fn f() {$0}
+
+//- /std/lib.rs crate:std
+pub mod prelude {
+ pub mod rust_2018 {
+ pub use crate::concat;
+ }
+}
+
+mod macros {
+ #[rustc_builtin_macro]
+ #[macro_export]
+ macro_rules! concat { }
+}
+"#,
+ expect![[r#"
+ fn f() fn()
+ ma concat!(…) macro_rules! concat
+ md std
+ bt u32
+ "#]],
+ );
+}
+
+#[test]
+fn completes_std_prelude_if_core_is_defined() {
+ check(
+ r#"
+//- /main.rs crate:main deps:core,std
+fn foo() { let x: $0 }
+
+//- /core/lib.rs crate:core
+pub mod prelude {
+ pub mod rust_2018 {
+ pub struct Option;
+ }
+}
+
+//- /std/lib.rs crate:std deps:core
+pub mod prelude {
+ pub mod rust_2018 {
+ pub struct String;
+ }
+}
+"#,
+ expect![[r#"
+ md core
+ md std
+ st String
+ bt u32
+ "#]],
+ );
+}
+
+#[test]
+fn respects_doc_hidden() {
+ check(
+ r#"
+//- /lib.rs crate:lib deps:std
+fn f() {
+ format_$0
+}
+
+//- /std.rs crate:std
+#[doc(hidden)]
+#[macro_export]
+macro_rules! format_args_nl {
+ () => {}
+}
+
+pub mod prelude {
+ pub mod rust_2018 {}
+}
+ "#,
+ expect![[r#"
+ fn f() fn()
+ md std
+ bt u32
+ "#]],
+ );
+}
+
+#[test]
+fn respects_doc_hidden_in_assoc_item_list() {
+ check(
+ r#"
+//- /lib.rs crate:lib deps:std
+struct S;
+impl S {
+ format_$0
+}
+
+//- /std.rs crate:std
+#[doc(hidden)]
+#[macro_export]
+macro_rules! format_args_nl {
+ () => {}
+}
+
+pub mod prelude {
+ pub mod rust_2018 {}
+}
+ "#,
+ expect![[r#"
+ md std
+ "#]],
+ );
+}