1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/log-knows-the-names-of-variants.rs b/tests/ui/log-knows-the-names-of-variants.rs
new file mode 100644
index 000000000..cf2876b6e
--- /dev/null
+++ b/tests/ui/log-knows-the-names-of-variants.rs
@@ -0,0 +1,21 @@
+// run-pass
+
+#![allow(non_camel_case_types)]
+#![allow(dead_code)]
+#[derive(Debug)]
+enum foo {
+  a(usize),
+  b(String),
+  c,
+}
+
+#[derive(Debug)]
+enum bar {
+  d, e, f
+}
+
+pub fn main() {
+    assert_eq!("a(22)".to_string(), format!("{:?}", foo::a(22)));
+    assert_eq!("c".to_string(), format!("{:?}", foo::c));
+    assert_eq!("d".to_string(), format!("{:?}", bar::d));
+}