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<html>
<head>
<script src="../js/resources/js-test-pre.js"></script>
</head>
<body onload="start();">
<script>
window.jsTestIsAsync = true;
var canvas = document.createElement("canvas");
canvas.width = 200;
canvas.height = 200;
var ctx = canvas.getContext("2d");
function shouldBeGreen(x, y) {
d = ctx.getImageData(x, y, 1, 1).data;
shouldBeTrue("d[0] == 0");
shouldBeTrue("d[1] == 255");
shouldBeTrue("d[2] == 0");
shouldBeTrue("d[3] == 255");
}
function start() {
var aCanvas = document.createElement("canvas");
aCanvas.width = 200;
aCanvas.height = 200;
var gl = aCanvas.getContext("webgl");
gl.clearColor(0.0, 1.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
createImageBitmap(aCanvas).then(function (imageBitmap) {
ctx.drawImage(imageBitmap, 0, 0);
shouldBeGreen(50, 50);
shouldBeGreen(150, 150);
finishJSTest();
}, function() {
testFailed("Promise was rejected.");
finishJSTest();
});
}
</script>
</body>
</html>
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