https://github.com/web-platform-tests/wpt
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Tip revision: f773ece64eaf31324fb4f445df7f4b0522b5aba4 authored by Bobby Holley on 09 April 2018, 05:22:47 UTC
Add test for case insensitivity for content: attr() identifiers in html documents.
Tip revision: f773ece
2d.composite.globalAlpha.imagepattern.html
<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.composite.globalAlpha.imagepattern</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/canvas-tests.js"></script>

<h1>2d.composite.globalAlpha.imagepattern</h1>
<p class="desc"></p>


<script>
var t = async_test("");
t.step(function() {

var offscreenCanvas = new OffscreenCanvas(100, 50);
var ctx = offscreenCanvas.getContext('2d');

ctx.fillStyle = '#0f0';
ctx.fillRect(0, 0, 100, 50);
var promise = 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);
    };
});
promise.then(function(response) {
    ctx.fillStyle = ctx.createPattern(response, 'no-repeat');
    ctx.globalAlpha = 0.01; // avoid any potential alpha=0 optimisations
    ctx.fillRect(0, 0, 100, 50);
    _assertPixelApprox(offscreenCanvas, 50,25, 2,253,0,255, "50,25", "2,253,0,255", 2);
});

t.done();

});
</script>
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