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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
<title>Canvas test: 2d.drawImage.negativedest</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/canvas-tests.js"></script>
<link rel="stylesheet" href="/common/canvas-tests.css">
<body class="show_output">
<h1>2d.drawImage.negativedest</h1>
<p class="desc">Negative destination width/height represents the correct rectangle</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("Negative destination width/height represents the correct rectangle");
_addTest(function(canvas, ctx) {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.drawImage(document.getElementById('ggrr-256x256.png'), 100, 78, 50, 50, 0, 50, 50, -50);
ctx.drawImage(document.getElementById('ggrr-256x256.png'), 100, 128, 50, -50, 100, 50, -50, -50);
_assertPixelApprox(canvas, 1,1, 0,255,0,255, "1,1", "0,255,0,255", 2);
_assertPixelApprox(canvas, 1,48, 0,255,0,255, "1,48", "0,255,0,255", 2);
_assertPixelApprox(canvas, 98,1, 0,255,0,255, "98,1", "0,255,0,255", 2);
_assertPixelApprox(canvas, 98,48, 0,255,0,255, "98,48", "0,255,0,255", 2);
_assertPixelApprox(canvas, 48,1, 0,255,0,255, "48,1", "0,255,0,255", 2);
_assertPixelApprox(canvas, 48,48, 0,255,0,255, "48,48", "0,255,0,255", 2);
_assertPixelApprox(canvas, 51,1, 0,255,0,255, "51,1", "0,255,0,255", 2);
_assertPixelApprox(canvas, 51,48, 0,255,0,255, "51,48", "0,255,0,255", 2);
_assertPixelApprox(canvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255", 2);
_assertPixelApprox(canvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255", 2);
});
</script>
<img src="/images/ggrr-256x256.png" id="ggrr-256x256.png" class="resource">
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