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https://github.com/servo/servo
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44 lines
1.9 KiB
HTML
44 lines
1.9 KiB
HTML
<!DOCTYPE html>
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<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
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<title>Canvas test: toDataURL.jpeg.quality.outsiderange</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/common/canvas-tests.js"></script>
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<link rel="stylesheet" href="/common/canvas-tests.css">
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<body class="show_output">
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<h1>toDataURL.jpeg.quality.outsiderange</h1>
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<p class="desc">toDataURL with JPEG handles out-of-range quality parameters</p>
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<p class="output">Actual output:</p>
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<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
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<ul id="d"></ul>
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<script>
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var t = async_test("toDataURL with JPEG handles out-of-range quality parameters");
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_addTest(function(canvas, ctx) {
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ctx.fillStyle = '#00f';
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ctx.fillRect(0, 0, 100, 50);
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ctx.fillStyle = '#0ff';
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ctx.fillRect(0, 3, 100, 1);
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// Check for JPEG support first
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var data = canvas.toDataURL('image/jpeg');
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if (!data.match(/^data:image\/jpeg[;,]/)) {
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_assert(true, "true");
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} else {
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_assertSame(canvas.toDataURL('image/jpeg', 10), data, "canvas.toDataURL('image/jpeg', 10)", "data");
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_assertSame(canvas.toDataURL('image/jpeg', -10), data, "canvas.toDataURL('image/jpeg', -10)", "data");
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_assertSame(canvas.toDataURL('image/jpeg', 1.01), data, "canvas.toDataURL('image/jpeg', 1.01)", "data");
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_assertSame(canvas.toDataURL('image/jpeg', -0.01), data, "canvas.toDataURL('image/jpeg', -0.01)", "data");
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_assert(canvas.toDataURL('image/jpeg', 1).length >= canvas.toDataURL('image/jpeg', 0.9).length, "canvas.toDataURL('image/jpeg', 1).length >= canvas.toDataURL('image/jpeg', 0.9).length");
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_assert(canvas.toDataURL('image/jpeg', 0).length <= canvas.toDataURL('image/jpeg', 0.1).length, "canvas.toDataURL('image/jpeg', 0).length <= canvas.toDataURL('image/jpeg', 0.1).length");
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}
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});
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</script>
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