1 files changed, 14 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/err_expect.rs b/src/tools/clippy/tests/ui/err_expect.rs
new file mode 100644
index 000000000..bf8c3c9fb
--- /dev/null
+++ b/src/tools/clippy/tests/ui/err_expect.rs
@@ -0,0 +1,14 @@
+// run-rustfix
+
+struct MyTypeNonDebug;
+
+#[derive(Debug)]
+struct MyTypeDebug;
+
+fn main() {
+    let test_debug: Result<MyTypeDebug, u32> = Ok(MyTypeDebug);
+    test_debug.err().expect("Testing debug type");
+
+    let test_non_debug: Result<MyTypeNonDebug, u32> = Ok(MyTypeNonDebug);
+    test_non_debug.err().expect("Testing non debug type");
+}