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2d.gradient.interpolate.zerosize.stroke.html
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2d.gradient.interpolate.zerosize.stroke.html
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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /offscreen-canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.gradient.interpolate.zerosize.stroke</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/2dcontext/resources/canvas-tests.js"></script>
<h1>2d.gradient.interpolate.zerosize.stroke</h1>
<p class="desc"></p>
<script>
var t = async_test("");
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');
ctx.fillStyle = '#0f0';
ctx.fillRect(0, 0, 100, 50);
var g = ctx.createLinearGradient(50, 25, 50, 25); // zero-length line (undefined direction)
g.addColorStop(0, '#f00');
g.addColorStop(1, '#f00');
ctx.strokeStyle = g;
ctx.rect(20, 20, 60, 10);
ctx.stroke();
_assertPixel(offscreenCanvas, 19,19, 0,255,0,255, "19,19", "0,255,0,255");
_assertPixel(offscreenCanvas, 20,19, 0,255,0,255, "20,19", "0,255,0,255");
_assertPixel(offscreenCanvas, 21,19, 0,255,0,255, "21,19", "0,255,0,255");
_assertPixel(offscreenCanvas, 19,20, 0,255,0,255, "19,20", "0,255,0,255");
_assertPixel(offscreenCanvas, 20,20, 0,255,0,255, "20,20", "0,255,0,255");
_assertPixel(offscreenCanvas, 21,20, 0,255,0,255, "21,20", "0,255,0,255");
_assertPixel(offscreenCanvas, 19,21, 0,255,0,255, "19,21", "0,255,0,255");
_assertPixel(offscreenCanvas, 20,21, 0,255,0,255, "20,21", "0,255,0,255");
_assertPixel(offscreenCanvas, 21,21, 0,255,0,255, "21,21", "0,255,0,255");
t.done();
});
</script>