2d.imageData.object.ctor.size.html

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This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/pixel-manipulation/2d.imageData.object.ctor.size.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<meta charset="UTF-8">

<title>Canvas test: 2d.imageData.object.ctor.size</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.object.ctor.size</h1>

<p class="desc">ImageData has a usable constructor</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("ImageData has a usable constructor");

_addTest(function(canvas, ctx) {

  _assertDifferent(window.ImageData, undefined, "window.ImageData", "undefined");

  var imgdata = new window.ImageData(2, 3);

  _assertSame(imgdata.width, 2, "imgdata.width", "2");

  _assertSame(imgdata.height, 3, "imgdata.height", "3");

  _assertSame(imgdata.data.length, 2 * 3 * 4, "imgdata.data.length", "2 * 3 * 4");

  for (var i = 0; i < imgdata.data.length; ++i) {

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

});

</script>