| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Testing MediaDevices addEventListener/removeEventListener</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| test(() => { |
| assert_true(!!navigator.mediaDevices.addEventListener, "addEventListener"); |
| assert_true(!!navigator.mediaDevices.removeEventListener, "removeEventListener"); |
| }); |
| |
| promise_test(async (test) => { |
| if (!window.testRunner) |
| return Promise.reject("test requires internal API"); |
| |
| test.add_cleanup(() => { testRunner.resetMockMediaDevices(); }); |
| |
| testRunner.setUserMediaPermission(true); |
| |
| await navigator.mediaDevices.getUserMedia({ audio:true, video:true }); |
| |
| let devices = await navigator.mediaDevices.enumerateDevices(); |
| |
| assert_true(!!devices.length, "check there are some devices"); |
| |
| testRunner.clearMockMediaDevices(); |
| |
| devices = await navigator.mediaDevices.enumerateDevices(); |
| assert_false(!!devices.length, "check there are no more devices"); |
| |
| await new Promise((resolve, reject) => { |
| navigator.mediaDevices.addEventListener('devicechange', resolve); |
| setTimeout(() => { |
| console.log("event 1 taking a long time"); |
| resolve(); |
| }, 5000); |
| testRunner.addMockCameraDevice("id1", "my camera"); |
| }); |
| }, "Capture 'devicechange' event with addEventListener"); |
| </script> |
| </head> |
| <body> |
| </body> |
| </html> |
