servo/tests/wpt/web-platform-tests/webmessaging/message-channels/001.html

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442 B
HTML

<!doctype html>
<title>basic messagechannel test</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
async_test(function(t) {
var channel = new MessageChannel();
channel.port1.postMessage(1);
channel.port2.onmessage = t.step_func(
function(e) {
assert_equals(e.data, 1);
t.done();
});
channel.port2.start();
});
</script>