summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/html/canvas/element/pixel-manipulation/2d.imageData.get.length.html
blob: 41b9832025f351e8c15f94839f4d1a4e66722379 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>Canvas test: 2d.imageData.get.length</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>
<link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css">
<body class="show_output">

<h1>2d.imageData.get.length</h1>
<p class="desc">getImageData() returns a correctly-sized Uint8ClampedArray</p>


<p class="output">Actual output:</p>
<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>

<ul id="d"></ul>
<script>
var t = async_test("getImageData() returns a correctly-sized Uint8ClampedArray");
_addTest(function(canvas, ctx) {

  var imgdata = ctx.getImageData(0, 0, 10, 10);
  _assertSame(imgdata.data.length, imgdata.width*imgdata.height*4, "imgdata.data.length", "imgdata.width*imgdata.height*4");

});
</script>