Restrict completions inside visibility modifiers

crates/ide_completion/src/tests/visibility.rs

@@ -0,0 +1,24 @@
+//! Completion tests for visibility modifiers.
+use expect_test::{expect, Expect};
+
+use crate::tests::completion_list;
+
+fn check(ra_fixture: &str, expect: Expect) {
+    let actual = completion_list(ra_fixture);
+    expect.assert_eq(&actual)
+}
+
+#[test]
+fn empty_pub() {
+    check(
+        r#"
+pub($0)
+"#,
+        expect![[r#"
+            kw in
+            kw self
+            kw super
+            kw crate
+        "#]],
+    );
+}