mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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43 lines
1020 B
HTML
43 lines
1020 B
HTML
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<!DOCTYPE HTML>
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<html>
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<head>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body onload="doTest()">
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<p id="display">
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<canvas id="c" width="1" height="1"></canvas>
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<img id="img" src="image_green-1x1.png">
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</p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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var c = document.getElementById("c");
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var ctx = c.getContext("2d");
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var img = document.getElementById("img");
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SimpleTest.waitForExplicitFinish();
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function doTest() {
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ctx.fillStyle = "red";
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ctx.fillRect(0, 0, 1, 1);
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ctx.drawImage(img, -1, 0);
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ctx.clearRect(0, 0, 1, 1);
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var data = ctx.getImageData(0, 0, 1, 1).data;
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is(data[0], 0, "Red channel should be 0");
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is(data[1], 0, "Green channel should be 0");
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is(data[2], 0, "Blue channel should be 0")
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is(data[3], 0, "Alpha channel should be 0");
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SimpleTest.finish();
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}
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</script>
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</pre>
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</body>
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</html>
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