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57 lines
2.0 KiB
HTML
57 lines
2.0 KiB
HTML
<!DOCTYPE HTML>
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<title>Canvas test: 2d.imageData.get.source.outside</title>
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<!-- Testing: getImageData() returns transparent black outside the canvas -->
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<script src="/MochiKit/packed.js"></script>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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<body>
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<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
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<script>
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SimpleTest.waitForExplicitFinish();
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MochiKit.DOM.addLoadEvent(function () {
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var canvas = document.getElementById('c');
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var ctx = canvas.getContext('2d');
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var _thrown_outer = false;
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try {
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ctx.fillStyle = '#08f';
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ctx.fillRect(0, 0, 100, 50);
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var imgdata1 = ctx.getImageData(-10, 5, 1, 1);
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ok(imgdata1.data[0] === 0, "imgdata1.data[\""+(0)+"\"] === 0");
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ok(imgdata1.data[1] === 0, "imgdata1.data[\""+(1)+"\"] === 0");
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ok(imgdata1.data[2] === 0, "imgdata1.data[\""+(2)+"\"] === 0");
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ok(imgdata1.data[3] === 0, "imgdata1.data[\""+(3)+"\"] === 0");
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var imgdata2 = ctx.getImageData(10, -5, 1, 1);
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ok(imgdata2.data[0] === 0, "imgdata2.data[\""+(0)+"\"] === 0");
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ok(imgdata2.data[1] === 0, "imgdata2.data[\""+(1)+"\"] === 0");
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ok(imgdata2.data[2] === 0, "imgdata2.data[\""+(2)+"\"] === 0");
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ok(imgdata2.data[3] === 0, "imgdata2.data[\""+(3)+"\"] === 0");
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var imgdata3 = ctx.getImageData(200, 5, 1, 1);
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ok(imgdata3.data[0] === 0, "imgdata3.data[\""+(0)+"\"] === 0");
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ok(imgdata3.data[1] === 0, "imgdata3.data[\""+(1)+"\"] === 0");
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ok(imgdata3.data[2] === 0, "imgdata3.data[\""+(2)+"\"] === 0");
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ok(imgdata3.data[3] === 0, "imgdata3.data[\""+(3)+"\"] === 0");
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var imgdata4 = ctx.getImageData(10, 60, 1, 1);
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ok(imgdata4.data[0] === 0, "imgdata4.data[\""+(0)+"\"] === 0");
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ok(imgdata4.data[1] === 0, "imgdata4.data[\""+(1)+"\"] === 0");
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ok(imgdata4.data[2] === 0, "imgdata4.data[\""+(2)+"\"] === 0");
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ok(imgdata4.data[3] === 0, "imgdata4.data[\""+(3)+"\"] === 0");
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} catch (e) {
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_thrown_outer = true;
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}
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todo(!_thrown_outer, 'should not throw exception');
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SimpleTest.finish();
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});
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</script>
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