Source code

Revision control

Other Tools

Test Info:

<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.gradient.linear.transform.3</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>
<h1>2d.gradient.linear.transform.3</h1>
<p class="desc">Linear gradient transforms do not experience broken caching effects</p>
<script>
var t = async_test("Linear gradient transforms do not experience broken caching effects");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
var g = ctx.createLinearGradient(0, 0, 200, 0);
g.addColorStop(0, '#f00');
g.addColorStop(0.25, '#0f0');
g.addColorStop(0.75, '#0f0');
g.addColorStop(1, '#f00');
ctx.fillStyle = g;
ctx.fillRect(0, 0, 100, 50);
ctx.translate(-50, 0);
ctx.fillRect(50, 0, 100, 50);
_assertPixel(canvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255");
_assertPixel(canvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255");
_assertPixel(canvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255");
t.done();
});
</script>