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| 1 <!doctype html> |
| 2 <html> |
| 3 <head> |
| 4 <title>Optional constraint recognized as optional in getUserMedia</title> |
| 5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> |
| 6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#wi
dl-NavigatorUserMedia-getUserMedia-void-MediaStreamConstraints-constraints-Navig
atorUserMediaSuccessCallback-successCallback-NavigatorUserMediaErrorCallback-err
orCallback"> |
| 7 <link rel='stylesheet' href='../../../../../resources/testharness.css' media='al
l'/> |
| 8 </head> |
| 9 <body> |
| 10 <p class="instructions" style="display:none">When prompted, accept to share your
video stream.</p> |
| 11 <h1 class="instructions" style="display:none">Description</h1> |
| 12 <p class="instructions" style="display:none">This test checks that setting an op
tional constraint in |
| 13 getUserMedia is handled as optional</p> |
| 14 |
| 15 <div id='log'></div> |
| 16 <script src=../../../../../resources/testharness.js></script> |
| 17 <script src=../../../../../resources/testharnessreport.js></script> |
| 18 <script src="../../../../../resources/vendor-prefix.js" data-prefixed-objects='[
{"ancestors":["navigator"], "name":"getUserMedia"}]'></script> |
| 19 <script> |
| 20 var t = async_test("Tests that setting an optional constraint in getUserMedia is
handled as optional", {timeout:10000}); |
| 21 t.step(function() { |
| 22 navigator.getUserMedia({video: {optional: [{width: {min:1024}}, {width: {max:
800}}]}}, |
| 23 t.step_func(function (stream) { |
| 24 assert_equals(stream.getVideoTracks().length, 1, "the media stream has e
xactly one video track"); |
| 25 t.done(); |
| 26 }), |
| 27 t.step_func(function(error) { |
| 28 assert_unreached("an optional constraint can't stop us from obtaining a
video stream"); |
| 29 })); |
| 30 }); |
| 31 </script> |
| 32 </body> |
| 33 </html> |
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