1 files changed, 14 insertions, 0 deletions
diff --git a/third_party/rust/darling/tests/enums_unit.rs b/third_party/rust/darling/tests/enums_unit.rs
new file mode 100644
index 0000000000..34e0135657
--- /dev/null
+++ b/third_party/rust/darling/tests/enums_unit.rs
@@ -0,0 +1,14 @@
+//! Test expansion of enum variants which have no associated data.
+
+use darling::FromMeta;
+
+#[derive(Debug, FromMeta)]
+#[darling(rename_all = "snake_case")]
+enum Pattern {
+    Owned,
+    Immutable,
+    Mutable,
+}
+
+#[test]
+fn expansion() {}