| <!doctype html> |
| <html> |
| <head> |
| <title>getUserMedia: test that mediaDevices.getUserMedia 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/#mediadevices-interface-extensions"> |
| <meta name='assert' content='Check that the mediaDevices.getUserMedia() method is present.'/> |
| </head> |
| <body> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks for the presence of the |
| <code>navigator.mediaDevices.getUserMedia</code> method.</p> |
| <div id='log'></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| test(function () { |
| assert_true(undefined !== navigator.mediaDevices.getUserMedia, "navigator.mediaDevices.getUserMedia exists."); |
| // TODO: do some stuff with it |
| assert_true(undefined !== navigator.mediaDevices.getSupportedConstraints, "navigator.mediaDevices.getSupportedConstraints exists."); |
| var list = navigator.mediaDevices.getSupportedConstraints(); |
| // TODO: we are supposed to check that all values returned can be used in a constraint .... |
| // NOTE: the current list of attributes that may or may not be here |
| // ... FF for example has many no tin that list, should we fail if an attribute is present but not listed in the specs? |
| // list.width |
| // list.height |
| // list.aspectRatio |
| // list.frameRate |
| // list.facingMode |
| // list.volume |
| // list.sampleRate |
| // list.sampleSize |
| // list.echoCancellation |
| // list.latency |
| // list.channelCount |
| // list.deviceId |
| // list.groupId |
| }, "mediaDevices.getUserMedia() is present on navigator"); |
| |
| promise_test(async t => { |
| assert_true(navigator.mediaDevices.getSupportedConstraints()["groupId"], |
| "groupId should be supported"); |
| const devices = await navigator.mediaDevices.enumerateDevices(); |
| for (const device of devices) { |
| await navigator.mediaDevices.getUserMedia( |
| {video: {groupId: {exact: device.groupId}}}).then(stream => { |
| const found_device = devices.find(({deviceId}) => |
| deviceId == stream.getTracks()[0].getSettings().deviceId); |
| assert_not_equals(found_device, undefined); |
| assert_equals(found_device.kind, "videoinput"); |
| assert_equals(found_device.groupId, device.groupId); |
| stream.getTracks().forEach(t => t.stop()); |
| }, error => { |
| assert_equals(error.name, "OverconstrainedError"); |
| assert_equals(error.constraint, "groupId"); |
| const found_device = devices.find(element => |
| element.kind == "videoinput" && element.groupId == device.groupId); |
| assert_equals(found_device, undefined); |
| }); |
| } |
| }, 'groupId is correctly supported by getUserMedia() for video devices'); |
| |
| promise_test(async t => { |
| assert_true(navigator.mediaDevices.getSupportedConstraints()["groupId"], |
| "groupId should be supported"); |
| const devices = await navigator.mediaDevices.enumerateDevices(); |
| for (const device of devices) { |
| await navigator.mediaDevices.getUserMedia( |
| {audio: {groupId: {exact: device.groupId}}}).then(stream => { |
| const found_device = devices.find(({deviceId}) => |
| deviceId == stream.getTracks()[0].getSettings().deviceId); |
| assert_not_equals(found_device, undefined); |
| assert_equals(found_device.kind, "audioinput"); |
| assert_equals(found_device.groupId, device.groupId); |
| stream.getTracks().forEach(t => t.stop()); |
| }, error => { |
| assert_equals(error.name, "OverconstrainedError"); |
| assert_equals(error.constraint, "groupId"); |
| const found_device = devices.find(element => |
| element.kind == "audioinput" && element.groupId == device.groupId); |
| assert_equals(found_device, undefined); |
| }); |
| } |
| }, 'groupId is correctly supported by getUserMedia() for audio devices'); |
| |
| promise_test(async t => { |
| assert_true(navigator.mediaDevices.getSupportedConstraints()["resizeMode"], |
| "resizeMode should be supported"); |
| const stream = await navigator.mediaDevices.getUserMedia( |
| { video: {resizeMode: {exact: 'none'}}}); |
| const [track] = stream.getVideoTracks(); |
| t.add_cleanup(() => track.stop()); |
| assert_equals(track.getSettings().resizeMode, 'none'); |
| }, 'getUserMedia() supports setting none as resizeMode.'); |
| |
| promise_test(async t => { |
| assert_true(navigator.mediaDevices.getSupportedConstraints()["resizeMode"], |
| "resizeMode should be supported"); |
| const stream = await navigator.mediaDevices.getUserMedia( |
| { video: {resizeMode: {exact: 'crop-and-scale'}}}); |
| const [track] = stream.getVideoTracks(); |
| t.add_cleanup(() => track.stop()); |
| assert_equals(track.getSettings().resizeMode, 'crop-and-scale'); |
| }, 'getUserMedia() supports setting crop-and-scale as resizeMode.'); |
| |
| promise_test(async t => { |
| assert_true(navigator.mediaDevices.getSupportedConstraints()["resizeMode"], |
| "resizeMode should be supported"); |
| try { |
| const stream = await navigator.mediaDevices.getUserMedia( |
| { video: {resizeMode: {exact: 'INVALID'}}}); |
| t.add_cleanup(() => stream.getVideoTracks()[0].stop()); |
| t.unreached_func('getUserMedia() should fail with invalid resizeMode')(); |
| } catch (e) { |
| assert_equals(e.name, 'OverconstrainedError'); |
| assert_equals(e.constraint, 'resizeMode'); |
| } |
| }, 'getUserMedia() fails with exact invalid resizeMode.'); |
| </script> |
| </body> |
| </html> |
