| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/fake-devices.js"></script> |
| <script src="resources/usb-helpers.js"></script> |
| <script> |
| 'use strict'; |
| |
| async function connectInIframe() { |
| let iframe = document.createElement('iframe'); |
| let opened = false; |
| |
| iframe.src = 'resources/open-in-iframe.html'; |
| document.body.appendChild(iframe); |
| |
| await navigator.usb.test.attachToContext(iframe); |
| function nextIFrameMessage() { |
| return new Promise(resolve => window.addEventListener( |
| 'message', e => resolve(e.data))); |
| } |
| iframe.contentWindow.postMessage('Ready', '*'); |
| |
| assert_equals('Ready', (await nextIFrameMessage())); |
| let fakeDevice = navigator.usb.test.addFakeDevice(fakeDeviceInit); |
| let closedPromise = new Promise(resolve => fakeDevice.onclose = resolve) |
| .then(() => assert_true(opened)); |
| |
| assert_equals('Success', (await nextIFrameMessage())); |
| opened = true; |
| return { iframe, closedPromise }; |
| } |
| |
| usb_test(async () => { |
| let { iframe, closedPromise } = await connectInIframe(); |
| document.body.removeChild(iframe); |
| await closedPromise; |
| }, 'detaching iframe disconnects device.'); |
| |
| usb_test(async () => { |
| let { iframe, closedPromise } = await connectInIframe(); |
| iframe.src = 'about:blank'; |
| await closedPromise; |
| }, 'navigating iframe disconnects device.'); |
| </script> |
