third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.object.round.html - Issue 2550713004: Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a

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Issue 2550713004: Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a (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.imageData.object.round</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.imageData.object.round</h1>

	9 <p class="desc">ImageData.data rounds numbers with round-to-zero</p>

	10

	11

	12 <script>

	13 var t = async_test("ImageData.data rounds numbers with round-to-zero");

	14 t.step(function() {

	15

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

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

	18

	19 var imgdata = ctx.getImageData(0, 0, 10, 10);

	20 imgdata.data[0] = 0.499;

	21 _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0");

	22 imgdata.data[0] = 0.5;

	23 _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0");

	24 imgdata.data[0] = 0.501;

	25 _assertSame(imgdata.data[0], 1, "imgdata.data[\""+(0)+"\"]", "1");

	26 imgdata.data[0] = 1.499;

	27 _assertSame(imgdata.data[0], 1, "imgdata.data[\""+(0)+"\"]", "1");

	28 imgdata.data[0] = 1.5;

	29 _assertSame(imgdata.data[0], 2, "imgdata.data[\""+(0)+"\"]", "2");

	30 imgdata.data[0] = 1.501;

	31 _assertSame(imgdata.data[0], 2, "imgdata.data[\""+(0)+"\"]", "2");

	32 imgdata.data[0] = 2.5;

	33 _assertSame(imgdata.data[0], 2, "imgdata.data[\""+(0)+"\"]", "2");

	34 imgdata.data[0] = 3.5;

	35 _assertSame(imgdata.data[0], 4, "imgdata.data[\""+(0)+"\"]", "4");

	36 imgdata.data[0] = 252.5;

	37 _assertSame(imgdata.data[0], 252, "imgdata.data[\""+(0)+"\"]", "252");

	38 imgdata.data[0] = 253.5;

	39 _assertSame(imgdata.data[0], 254, "imgdata.data[\""+(0)+"\"]", "254");

	40 imgdata.data[0] = 254.5;

	41 _assertSame(imgdata.data[0], 254, "imgdata.data[\""+(0)+"\"]", "254");

	42 imgdata.data[0] = 256.5;

	43 _assertSame(imgdata.data[0], 255, "imgdata.data[\""+(0)+"\"]", "255");

	44 imgdata.data[0] = -0.5;

	45 _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0");

	46 imgdata.data[0] = -1.5;

	47 _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0");

	48

	49 t.done();

	50

	51 });

	52 </script>

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