55 lines
1.8 KiB
HTML
55 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/helpers.js"></script>
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<script>
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'use strict';
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promise_test(t => {
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const orig = createOriginalReadableStream();
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const promise = testMessageEvent(window);
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postMessage(orig, '*', [orig]);
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assert_true(orig.locked, 'the original stream should be locked');
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return promise;
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}, 'window.postMessage should be able to transfer a ReadableStream');
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promise_test(t => {
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const orig = createOriginalReadableStream();
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const mc = new MessageChannel();
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const promise = testMessageEvent(mc.port1);
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mc.port1.start();
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mc.port2.postMessage(orig, [orig]);
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mc.port2.close();
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assert_true(orig.locked, 'the original stream should be locked');
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return promise;
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}, 'port.postMessage should be able to transfer a ReadableStream');
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promise_test(t => {
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const orig = createOriginalReadableStream();
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const promise = new Promise(resolve => {
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addEventListener('message', t.step_func(evt => {
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const [rs1, rs2] = evt.data;
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assert_equals(rs1, rs2, 'both ReadableStreams should be the same object');
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resolve();
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}), {once: true});
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});
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postMessage([orig, orig], '*', [orig]);
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return promise;
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}, 'the same ReadableStream posted multiple times should arrive together');
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const onloadPromise = new Promise(resolve => onload = resolve);
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promise_test(() => {
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const orig = createOriginalReadableStream();
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const promise = testMessageEvent(window);
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return onloadPromise.then(() => {
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const echoIframe = document.querySelector('#echo');
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echoIframe.contentWindow.postMessage(orig, '*', [orig]);
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return promise;
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});
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}, 'transfer to and from an iframe should work');
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</script>
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<iframe id=echo src="resources/echo-iframe.html" style="display:none"></iframe>
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