<!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 src="/common/vendor-prefix.js" data-prefixed-objects='[{"ancestors":["navigator"], "name":"getUserMedia"}]'></script> <script> var t = async_test("Tests that setting an impossible constraint in getUserMedia fails", {timeout:10000}); 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.getUserMedia({video: {width: {min:100000000}}}, 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, "ConstraintNotSatisfiedError", "An impossible constraint triggers a ConstraintNotSatisfiedError"); assert_equals(error.constraintName, "width", "The name of the not satisfied error is given in error.constraintName"); t.done(); })); }); </script> </body> </html>