2d.pattern.modify.image2.html

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This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/fill-and-stroke-styles/2d.pattern.modify.image2.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.pattern.modify.image2</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.pattern.modify.image2</h1>

<p class="desc"></p>

<p class="output">Actual output:</p>

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

<p class="output expectedtext">Expected output:<p><img src="/images/green-100x50.png" class="output expected" id="expected" alt="">

<ul id="d"></ul>

<script>

var t = async_test("");

_addTest(function(canvas, ctx) {

  var img = document.getElementById('green.png');

  var pattern = ctx.createPattern(img, 'no-repeat');

  ctx.fillStyle = pattern;

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

  ctx.fillStyle = '#00f';

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

  deferTest();

  img.onload = t.step_func_done(function ()

      ctx.fillStyle = pattern;

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

      _assertPixel(canvas, 1,1, 0,255,0,255);

      _assertPixel(canvas, 98,1, 0,255,0,255);

      _assertPixel(canvas, 1,48, 0,255,0,255);

      _assertPixel(canvas, 98,48, 0,255,0,255);

});

  img.src = '/images/red.png';

});

</script>

<img src="/images/green.png" id="green.png" class="resource">