third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.negative.html - Issue 2547023002: Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7

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Side by Side Diff: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/drawing-rectangles-to-the-canvas/2d.clearRect.negative.html

Issue 2547023002: Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7 (Closed)

Patch Set: Modify TestExpectations or download new baselines for tests. Created 4 years ago

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	1 <!DOCTYPE html>

	2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->

	3 <title>OffscreenCanvas test: 2d.clearRect.negative</title>

	4 <script src="/resources/testharness.js"></script>

	5 <script src="/resources/testharnessreport.js"></script>

	6 <script src="/common/canvas-tests.js"></script>

	7

	8 <h1>2d.clearRect.negative</h1>

	9 <p class="desc">clearRect of negative sizes works</p>

	10

	11

	12 <script>

	13 var t = async_test("clearRect of negative sizes works");

	14 t.step(function() {

	15

	16 var offscreenCanvas = new OffscreenCanvas(100, 50);

	17 var ctx = offscreenCanvas.getContext('2d');

	18

	19 ctx.fillStyle = '#f00';

	20 ctx.fillRect(0, 0, 100, 50);

	21 ctx.clearRect(0, 0, 50, 25);

	22 ctx.clearRect(100, 0, -50, 25);

	23 ctx.clearRect(0, 50, 50, -25);

	24 ctx.clearRect(100, 50, -50, -25);

	25 _assertPixel(offscreenCanvas, 25,12, 0,0,0,0, "25,12", "0,0,0,0");

	26 _assertPixel(offscreenCanvas, 75,12, 0,0,0,0, "75,12", "0,0,0,0");

	27 _assertPixel(offscreenCanvas, 25,37, 0,0,0,0, "25,37", "0,0,0,0");

	28 _assertPixel(offscreenCanvas, 75,37, 0,0,0,0, "75,37", "0,0,0,0");

	29

	30 t.done();

	31

	32 });

	33 </script>

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