1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/lint/use-redundant.rs b/tests/ui/lint/use-redundant.rs
new file mode 100644
index 00000000000..53315dcf638
--- /dev/null
+++ b/tests/ui/lint/use-redundant.rs
@@ -0,0 +1,27 @@
+// check-pass
+#![warn(unused_imports)]
+
+use crate::foo::Bar;
+
+mod foo {
+    pub type Bar = i32;
+}
+
+fn baz() -> Bar {
+    3
+}
+
+mod m1 { pub struct S {} }
+mod m2 { pub struct S {} }
+
+use m1::*; //~ WARNING unused import
+use m2::*; //~ WARNING unused import
+
+fn main() {
+    use crate::foo::Bar; //~ WARNING imported redundantly
+    let _a: Bar = 3;
+    baz();
+
+    use m1::S;
+    let _s = S {};
+}