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22 lines
746 B
JavaScript
22 lines
746 B
JavaScript
// DO NOT EDIT! This test has been generated by tools/gentest.py.
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// OffscreenCanvas test in a worker:2d.imageData.get.zero
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// Description:getImageData() throws INDEX_SIZE_ERR if size is zero
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// Note:
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importScripts("/resources/testharness.js");
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importScripts("/common/canvas-tests.js");
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var t = async_test("getImageData() throws INDEX_SIZE_ERR if size is zero");
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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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assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 10, 0); });
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assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 0, 10); });
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assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 0, 0); });
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t.done();
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});
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done();
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