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.rs136
1 files changed, 135 insertions, 1 deletions
diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs
index 842643cb97..82fc385040 100644
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@@ -552,7 +552,7 @@ fn hover_const_static() {
```
```rust
- const foo: u32 = 123
+ const foo: u32 = 123 (0x7B)
```
"#]],
);
@@ -3279,6 +3279,140 @@ impl<const LEN: usize> Foo<LEN$0> {}
}
#[test]
+fn hover_const_eval() {
+ check(
+ r#"
+/// This is a doc
+const FOO$0: usize = !0 & !(!0 >> 1);
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: usize = 9223372036854775808 (0x8000000000000000)
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+ check(
+ r#"
+/// This is a doc
+const FOO$0: usize = {
+ let a = 3 + 2;
+ let b = a * a;
+ b
+};
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: usize = 25 (0x19)
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+ check(
+ r#"
+/// This is a doc
+const FOO$0: usize = 1 << 10;
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: usize = 1024 (0x400)
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+ check(
+ r#"
+/// This is a doc
+const FOO$0: usize = 2 - 3;
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: usize = 2 - 3
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+ check(
+ r#"
+/// This is a doc
+const FOO$0: i32 = 2 - 3;
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: i32 = -1
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+ check(
+ r#"
+/// This is a doc
+const FOO$0: usize = 1 << 100;
+"#,
+ expect![[r#"
+ *FOO*
+
+ ```rust
+ test
+ ```
+
+ ```rust
+ const FOO: usize = 1 << 100
+ ```
+
+ ---
+
+ This is a doc
+ "#]],
+ );
+}
+
+#[test]
fn hover_const_pat() {
check(
r#"