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38 lines
1.4 KiB
HTML
38 lines
1.4 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>OffscreenCanvas test: 2d.pattern.basic.zerocanvas</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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<h1>2d.pattern.basic.zerocanvas</h1>
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<p class="desc"></p>
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<script>
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var t = async_test("");
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t.step(function() {
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var offscreenCanvas = new OffscreenCanvas(100, 50);
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var ctx = offscreenCanvas.getContext('2d');
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offscreenCanvas.width = 0;
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offscreenCanvas.height = 10;
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_assertSame(offscreenCanvas.width, 0, "offscreenCanvas.width", "0");
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_assertSame(offscreenCanvas.height, 10, "offscreenCanvas.height", "10");
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assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanvas, 'repeat'); });
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offscreenCanvas.width = 10;
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offscreenCanvas.height = 0;
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_assertSame(offscreenCanvas.width, 10, "offscreenCanvas.width", "10");
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_assertSame(offscreenCanvas.height, 0, "offscreenCanvas.height", "0");
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assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanvas, 'repeat'); });
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offscreenCanvas.width = 0;
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offscreenCanvas.height = 0;
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_assertSame(offscreenCanvas.width, 0, "offscreenCanvas.width", "0");
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_assertSame(offscreenCanvas.height, 0, "offscreenCanvas.height", "0");
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assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanvas, 'repeat'); });
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t.done();
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});
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</script>
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