1 files changed, 16 insertions, 0 deletions
diff --git a/dom/bindings/parser/tests/test_enum_duplicate_values.py b/dom/bindings/parser/tests/test_enum_duplicate_values.py
new file mode 100644
index 0000000000..8969281e1c
--- /dev/null
+++ b/dom/bindings/parser/tests/test_enum_duplicate_values.py
@@ -0,0 +1,16 @@
+import WebIDL
+
+
+def WebIDLTest(parser, harness):
+    try:
+        parser.parse(
+            """
+            enum TestEnumDuplicateValue {
+              "",
+              ""
+            };
+        """
+        )
+        harness.ok(False, "Should have thrown!")
+    except:
+        harness.ok(True, "Enum TestEnumDuplicateValue should throw")