| <!doctype html> |
| <html> |
| <head> |
| <title>enumerateDevices: test that enumerateDevices is present</title> |
| <link rel="author" title="Dr Alex Gouaillard" href="mailto:agouaillard@gmail.com"/> |
| <link rel="help" href="https://w3c.github.io/mediacapture-main/#enumerating-devices"> |
| <meta name='assert' content='Check that the enumerateDevices() method is present.'/> |
| </head> |
| <body> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks for the presence of the |
| <code>navigator.mediaDevices.enumerateDevices()</code> method.</p> |
| <div id='log'></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| "use strict"; |
| //NOTE ALEX: for completion, a test for ondevicechange event is missing. |
| test(function () { |
| assert_true(undefined !== navigator.mediaDevices.enumerateDevices, "navigator.mediaDevices.enumerateDevices exists"); |
| var p = navigator.mediaDevices.enumerateDevices() |
| p.then(function(list){ |
| for(let mediainfo of list){ |
| // TODO check the type of mediainfo |
| assert_true(undefined !== mediainfo.deviceId, "mediaInfo's deviceId should exist."); |
| assert_true(undefined !== mediainfo.kind, "mediaInfo's kind should exist."); |
| assert_true(undefined !== mediainfo.label, "mediaInfo's label should exist."); |
| assert_true(undefined !== mediainfo.groupId, "mediaInfo's groupId should exist."); |
| // TODO the values of some of those fields should be empty string by default if no permission has been requested. |
| if( mediainfo.kind == "audioinput" || |
| mediainfo.kind == "videoinput") { |
| // NOTE ALEX: looks like nobody has implemented that. How can I make it a separate test, |
| // ... to have better granularity? |
| // assert_true(undefined !== mediainfo.getCapabilities(), "MediaDeviceInfo.getCapabilities() exists."); |
| // var cap = mediainfo.getcapabilities(); |
| } else if ( mediainfo.kind !== "audiooutput" ) { |
| assert_unreached("mediainfo.kind should be one of 'audioinput', 'videoinput', or 'audiooutput'.") |
| } |
| } |
| }) |
| p.catch(function(err){ |
| assert_unreached("A call to enumerateDevices() should never fail."); |
| }); |
| }, "mediaDevices.enumerateDevices() is present and working on navigator"); |
| </script> |
| </body> |
| </html> |
