third_party/WebKit/LayoutTests/imported/wpt/workers/postMessage_ports_readonly_array.htm - Issue 2418853003: Worker: Import "imported/wpt/workers" tests (Retry)

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Side by Side Diff: third_party/WebKit/LayoutTests/imported/wpt/workers/postMessage_ports_readonly_array.htm

Issue 2418853003: Worker: Import "imported/wpt/workers" tests (Retry) (Closed)

Patch Set: rebase Created 4 years, 2 months ago

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	1 <!DOCTYPE html>

	2 <title> postMessage(): read-only ports array </title>

	3 <script src="/resources/testharness.js"></script>

	4 <script src="/resources/testharnessreport.js"></script>

	5 <div id=log></div>

	6 <script>

	7 async_test(function(t) {

	8 var channel = new MessageChannel();

	9 var targetPort = channel.port2;

	10 targetPort.start();

	11 targetPort.addEventListener("message", t.step_func_done(function(e) {

	12 var channel3 = new MessageChannel();

	13 e.ports.push(channel3.port1);

	14 e.ports.push(channel3.port1);

	15 assert_equals(e.ports.length, 1, "ports is a read only array with length == 1.");

	16 }), true);

	17 var channel2 = new MessageChannel();

	18 channel.port1.postMessage("ports", [channel2.port1]);

	19 });

	20 </script>

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