test_webgl_request_context.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<title>WebGL test: 'webgl' and 'experimental-webgl' context requests succeed,

    'moz-webgl' context requests fail.</title>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

<link rel="stylesheet" href="/tests/SimpleTest/test.css">

<script src="driver-info.js"></script>

<body>

<canvas id="c1"></canvas>

<canvas id="c2"></canvas>

<script>

var testFunc = ok;

function testContextRetrieval(canvasId, creationId, shouldSucceed) {

  var canvas = document.getElementById(canvasId);

  ok(canvas, 'Invalid `canvasId`: ' + canvasId);

  var createdGL = canvas.getContext(creationId);

  if (shouldSucceed) {

    testFunc(createdGL, 'Request for \'' + creationId + '\' should succeed.');

  } else {

    ok(!createdGL, 'Request for \'' + creationId + '\' should fail.');

SimpleTest.waitForExplicitFinish();

SpecialPowers.pushPrefEnv({'set': [

  ['webgl.force-enabled', true]

]}, function() {

  testContextRetrieval('c1', 'experimental-webgl', true);

  testContextRetrieval('c2', 'moz-webgl', false);

  SimpleTest.finish();

});

</script>