1 files changed, 74 insertions, 0 deletions

diff --git a/crates/ra_ide/src/lib.rs b/crates/ra_ide/src/lib.rs
index 013b960c1..5fb111a90 100644
--- a/crates/ra_ide/src/lib.rs
+++ b/crates/ra_ide/src/lib.rs
@@ -479,3 +479,77 @@ fn analysis_is_send() {
     fn is_send<T: Send>() {}
     is_send::<Analysis>();
 }
+
+#[cfg(test)]
+mod tests {
+    use crate::{display::NavigationTarget, mock_analysis::single_file, Query};
+    use ra_syntax::{
+        SmolStr,
+        SyntaxKind::{FN_DEF, STRUCT_DEF},
+    };
+
+    #[test]
+    fn test_world_symbols_with_no_container() {
+        let code = r#"
+    enum FooInner { }
+    "#;
+
+        let mut symbols = get_symbols_matching(code, "FooInner");
+
+        let s = symbols.pop().unwrap();
+
+        assert_eq!(s.name(), "FooInner");
+        assert!(s.container_name().is_none());
+    }
+
+    #[test]
+    fn test_world_symbols_include_container_name() {
+        let code = r#"
+fn foo() {
+    enum FooInner { }
+}
+    "#;
+
+        let mut symbols = get_symbols_matching(code, "FooInner");
+
+        let s = symbols.pop().unwrap();
+
+        assert_eq!(s.name(), "FooInner");
+        assert_eq!(s.container_name(), Some(&SmolStr::new("foo")));
+
+        let code = r#"
+mod foo {
+    struct FooInner;
+}
+    "#;
+
+        let mut symbols = get_symbols_matching(code, "FooInner");
+
+        let s = symbols.pop().unwrap();
+
+        assert_eq!(s.name(), "FooInner");
+        assert_eq!(s.container_name(), Some(&SmolStr::new("foo")));
+    }
+
+    #[test]
+    fn test_world_symbols_are_case_sensitive() {
+        let code = r#"
+fn foo() {}
+
+struct Foo;
+        "#;
+
+        let symbols = get_symbols_matching(code, "Foo");
+
+        let fn_match = symbols.iter().find(|s| s.name() == "foo").map(|s| s.kind());
+        let struct_match = symbols.iter().find(|s| s.name() == "Foo").map(|s| s.kind());
+
+        assert_eq!(fn_match, Some(FN_DEF));
+        assert_eq!(struct_match, Some(STRUCT_DEF));
+    }
+
+    fn get_symbols_matching(text: &str, query: &str) -> Vec<NavigationTarget> {
+        let (analysis, _) = single_file(text);
+        analysis.symbol_search(Query::new(query.into())).unwrap()
+    }
+}