86 lines
2.8 KiB
HTML
86 lines
2.8 KiB
HTML
<!DOCTYPE html>
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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/test-only-api.js"></script>
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<script src="resources/fake-devices.js"></script>
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<script src="resources/usb-helpers.js"></script>
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<script>
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'use strict';
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async function sleep(timeout) {
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return new Promise(resolve => {
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step_timeout(() => {
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resolve();
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}, timeout);
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});
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}
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async function connectInIframe() {
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let iframe = document.createElement('iframe');
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let opened = false;
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iframe.src = 'resources/open-in-iframe.html';
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document.body.appendChild(iframe);
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await navigator.usb.test.attachToContext(iframe);
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function nextIFrameMessage() {
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return new Promise(resolve => window.addEventListener(
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'message', e => resolve(e.data)));
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}
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iframe.contentWindow.postMessage('ConnectEvent', '*');
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assert_equals('Ready', (await nextIFrameMessage()));
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let fakeDevice = navigator.usb.test.addFakeDevice(fakeDeviceInit);
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let closedPromise = new Promise(resolve => fakeDevice.onclose = resolve)
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.then(() => assert_true(opened));
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assert_equals('Success', (await nextIFrameMessage()));
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opened = true;
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return { iframe, closedPromise };
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}
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usb_test(async () => {
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let { iframe, closedPromise } = await connectInIframe();
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document.body.removeChild(iframe);
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await closedPromise;
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}, 'detaching iframe disconnects device.');
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usb_test(async () => {
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let { iframe, closedPromise } = await connectInIframe();
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iframe.src = 'about:blank';
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await closedPromise;
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}, 'navigating iframe disconnects device.');
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usb_test(async (t) => {
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let iframe = document.createElement('iframe');
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iframe.src = 'resources/open-in-iframe.html';
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iframe.allow = 'usb \'none\'';
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await Promise.all([
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new Promise(resolve => {
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document.body.appendChild(iframe);
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iframe.addEventListener('load', resolve);
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}),
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// This will wait for ReadyForAttachment event from iframe loading.
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navigator.usb.test.attachToContext(iframe),
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]);
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let messageWatcher = new EventWatcher(t, window, 'message');
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iframe.contentWindow.postMessage('ConnectEvent', '*');
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let messageEvent = await messageWatcher.wait_for('message');
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assert_equals(messageEvent.data, 'Ready');
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// This isn't necessary as the expected scenario shouldn't send any mojo
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// request. However, in order to capture a bug that doesn't reject adding
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// event listener, time delay here is to allow mojo request to be intercepted
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// after iframe adding connect event listener.
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await sleep(100);
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// If device connect event fires, EventWatcher will assert for an unexpected
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// event.
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navigator.usb.test.addFakeDevice(fakeDeviceInit);
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// Time delay here is to allow event to be fired if any.
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await sleep(100);
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}, 'Connect event is not fired in iframe with usb disallowed.');
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</script>
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