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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.drawImage.3arg</title>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/canvas-tests.js"></script>
<h1>2d.drawImage.3arg</h1>
<p class="desc"></p>
<script>
var t = async_test("");
t.step(function() {
var offscreenCanvas = new OffscreenCanvas(100, 50);
var ctx = offscreenCanvas.getContext('2d');
var promise1 = new Promise(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open("GET", '/images/red.png');
xhr.responseType = 'blob';
xhr.send();
xhr.onload = function() {
resolve(xhr.response);
};
});
var promise2 = new Promise(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open("GET", '/images/green.png');
xhr.responseType = 'blob';
xhr.send();
xhr.onload = function() {
resolve(xhr.response);
};
});
Promise.all([promise1, promise2]).then(function(response1, response2) {
ctx.drawImage(response2, 0, 0);
ctx.drawImage(response1, -100, 0);
ctx.drawImage(response1, 100, 0);
ctx.drawImage(response1, 0, -50);
ctx.drawImage(response1, 0, 50);
_assertPixelApprox(offscreenCanvas, 0,0, 0,255,0,255, "0,0", "0,255,0,255", 2);
_assertPixelApprox(offscreenCanvas, 99,0, 0,255,0,255, "99,0", "0,255,0,255", 2);
_assertPixelApprox(offscreenCanvas, 0,49, 0,255,0,255, "0,49", "0,255,0,255", 2);
_assertPixelApprox(offscreenCanvas, 99,49, 0,255,0,255, "99,49", "0,255,0,255", 2);
});
t.done();
});
</script>
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