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Diffstat (limited to 'testing/web-platform/tests/webmessaging/Channel_postMessage_ports_readonly_array.htm')
-rw-r--r-- | testing/web-platform/tests/webmessaging/Channel_postMessage_ports_readonly_array.htm | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webmessaging/Channel_postMessage_ports_readonly_array.htm b/testing/web-platform/tests/webmessaging/Channel_postMessage_ports_readonly_array.htm new file mode 100644 index 000000000..de2952dc1 --- /dev/null +++ b/testing/web-platform/tests/webmessaging/Channel_postMessage_ports_readonly_array.htm @@ -0,0 +1,38 @@ +<!DOCTYPE html> +<html> +<head> +<title> postMessage(): read-only ports array </title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +</head> +<body> +<div id=log></div> +<script> + + var TargetPort = null; + var description = "The postMessage() method - Make new ports into a read only array."; + + var t = async_test("Test Description: " + description); + + var channel = new MessageChannel(); + + TargetPort = channel.port2; + TargetPort.start(); + TargetPort.addEventListener("message", t.step_func(TestMessageEvent), true); + + var channel2 = new MessageChannel(); + + channel.port1.postMessage("ports", [channel2.port1]); + + function TestMessageEvent(evt) + { + var channel3 = new MessageChannel(); + evt.ports.push(channel3.port1); + evt.ports.push(channel3.port1); + + assert_equals(evt.ports.length, 1, "ports is a read only array with length == 1."); + t.done(); + } +</script> +</body> +</html> |