| <!doctype html> |
| <html> |
| <head> |
| <title>Trivial mandatory constraint in getUserMedia</title> |
| <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> |
| <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-NavigatorUserMedia-getUserMedia-void-MediaStreamConstraints-constraints-NavigatorUserMediaSuccessCallback-successCallback-NavigatorUserMediaErrorCallback-errorCallback"> |
| <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#idl-def-NavigatorUserMediaError"> |
| </head> |
| <body> |
| <p class="instructions">When prompted, accept to share your video stream.</p> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks that setting an impossible mandatory |
| constraint (width >=1G) in getUserMedia works</p> |
| |
| <div id='log'></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| var t = async_test("Tests that setting an impossible constraint in getUserMedia fails"); |
| t.step(function() { |
| // Note - integer conversion is weird for +inf and numbers > 2^32, so we |
| // use a number less than 2^32 for testing. |
| navigator.mediaDevices.getUserMedia({video: {width: {min:100000000}}}) |
| .then(t.step_func(function (stream) { |
| assert_unreached("a Video stream of width 100M cannot be created"); |
| t.done(); |
| }), t.step_func(function(error) { |
| assert_equals(error.name, "OverconstrainedError", "An impossible constraint triggers a OverconstrainedError"); |
| assert_equals(error.constraint, "width", "The name of the not satisfied error is given in error.constraint"); |
| t.done(); |
| })); |
| }); |
| </script> |
| </body> |
| </html> |
