1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/websockets/interfaces/WebSocket/events/015.html b/testing/web-platform/tests/websockets/interfaces/WebSocket/events/015.html
new file mode 100644
index 0000000000..5089c0fb67
--- /dev/null
+++ b/testing/web-platform/tests/websockets/interfaces/WebSocket/events/015.html
@@ -0,0 +1,36 @@
+<!doctype html>
+<title>WebSockets: instanceof on events</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=../../../constants.sub.js></script>
+<meta name="variant" content="?default">
+<meta name="variant" content="?wss">
+<meta name="variant" content="?wpt_flags=h2">
+<div id=log></div>
+<script>
+async_test(function(t) {
+  var ws = new WebSocket(SCHEME_DOMAIN_PORT+'/echo_raw');
+  ws.onopen = t.step_func(function(e) {
+    assert_true(e instanceof Event);
+    // first a text frame, then a frame with reserved opcode 3
+    // which should fail the connection
+
+    // send '\\x81\\x04test\\x83\\x03LOL' in bytes
+    ws.send(new Uint8Array([129, 4, 116, 101, 115, 116, 131, 3, 76, 79, 76]));
+  });
+  ws.onmessage = t.step_func(function(e) {
+    assert_true(e instanceof Event);
+    assert_true(e instanceof MessageEvent);
+    assert_equals(ws.readyState, ws.OPEN);
+  })
+  ws.onerror = t.step_func(function(e) {
+    assert_true(e instanceof Event);
+    assert_equals(ws.readyState, ws.CLOSED);
+  })
+  ws.onclose = t.step_func(function(e) {
+    assert_true(e instanceof Event);
+    assert_true(e instanceof CloseEvent);
+    t.done();
+  })
+});
+</script>