blob: c8c247ef59dc7b513c54459fc83fd1aa6fcec8dd [file] [log] [blame]
<!DOCTYPE html>
<title> postMessage() with a Blob </title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
var TARGET = null;
var SOURCE = null;
var description = "Messages can contain Blobs.";
var t = async_test("Test Description: " + description);
var channel = new MessageChannel();
SOURCE = channel.port1;
TARGET = channel.port2;
TARGET.addEventListener("message", t.step_func(TestMessageEvent), true);
(function() {
SOURCE.postMessage({blob: new Blob(['foo', 'bar'])});
// TODO( Change to
// some sort of cross-browser GC trigger.
if (self.gc) self.gc();
function TestMessageEvent(evt)
assert_true('blob' in;
assert_true( instanceof Blob);
assert_equals(, 6);
const reader = new FileReader();
reader.onerror = t.unreached_func('Reading blob failed');
reader.onload = t.step_func(() => {
assert_equals(reader.result, 'foobar');