1 files changed, 15 insertions, 0 deletions
diff --git a/testing/web-platform/tests/websockets/eventhandlers.any.js b/testing/web-platform/tests/websockets/eventhandlers.any.js
new file mode 100644
index 0000000000..7bccd47139
--- /dev/null
+++ b/testing/web-platform/tests/websockets/eventhandlers.any.js
@@ -0,0 +1,15 @@
+// META: script=constants.sub.js
+// META: variant=
+// META: variant=?wss
+// META: variant=?wpt_flags=h2
+
+function testEventHandler(name) {
+  test(function() {
+    var ws = CreateWebSocket(true, false);
+    assert_equals(ws["on" + name], null);
+    ws["on" + name] = function() {};
+    ws["on" + name] = 2;
+    assert_equals(ws["on" + name], null);
+  }, "Event handler for " + name + " should have [TreatNonCallableAsNull]")
+}
+["open", "error", "close", "message"].forEach(testEventHandler);