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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>Canvas test: 2d.canvas.context.type.extend</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.canvas.context.type.extend</h1>
<p class="desc">Interface methods can be added</p>
<p class="notes">Defined in "Web IDL" (draft)
<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("Interface methods can be added");
_addTest(function(canvas, ctx) {
window.CanvasRenderingContext2D.prototype.fillRectGreen = function (x, y, w, h)
{
this.fillStyle = '#0f0';
this.fillRect(x, y, w, h);
};
ctx.fillStyle = '#f00';
ctx.fillRectGreen(0, 0, 100, 50);
_assertPixel(canvas, 50,25, 0,255,0,255);
});
</script>
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