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2d.shadow.pattern.transparent.2.html
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2d.shadow.pattern.transparent.2.html
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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.shadow.pattern.transparent.2</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/2dcontext/resources/canvas-tests.js"></script>
<h1>2d.shadow.pattern.transparent.2</h1>
<p class="desc">Shadows are not drawn for transparent parts of fill patterns</p>
<script>
var t = async_test("Shadows are not drawn for transparent parts of fill patterns");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var offscreenCanvas = new OffscreenCanvas(100, 50);
var ctx = offscreenCanvas.getContext('2d');
var promise = new Promise(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open("GET", '/images/redtransparent.png');
xhr.responseType = 'blob';
xhr.send();
xhr.onload = function() {
resolve(xhr.response);
};
});
promise.then(function(response) {
createImageBitmap(response).then(bitmap => {
var pattern = ctx.createPattern(bitmap, 'repeat');
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 50, 50);
ctx.fillStyle = '#0f0';
ctx.fillRect(50, 0, 50, 50);
ctx.shadowOffsetY = 50;
ctx.shadowColor = '#0f0';
ctx.fillStyle = pattern;
ctx.fillRect(0, -50, 100, 50);
_assertPixel(offscreenCanvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255");
_assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255");
_assertPixel(offscreenCanvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255");
}, t_fail);
}).then(t_pass, t_fail);
});
</script>