зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1665835 [wpt PR 25612] - Move tests from fast/canvas-api to wpt tests, a=testonly
Automatic update from web-platform-tests Move tests from fast/canvas-api to wpt tests Moved 5 more tests from fast/canvas-api to wpt tests: Deleted 1 due to duplications, arc-crash.html, created 4 new tests. Bug: 1071659 Change-Id: Ie6f0b3b5854533f81dd8a576ff7e03ae3692b53a Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2405314 Commit-Queue: Yi Xu <yiyix@chromium.org> Reviewed-by: Aaron Krajeski <aaronhk@chromium.org> Reviewed-by: Fernando Serboncini <fserb@chromium.org> Cr-Commit-Position: refs/heads/master@{#808660} -- wpt-commits: 54c24fae1f7f9f63f96e923a4dd1c6112158e413 wpt-pr: 25612
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<canvas id='c' style="padding-right: 4294967292; border-right: 124px solid black;"></canvas>
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<script>
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test(function(t) {
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var canvas = document.getElementById('c');
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var ctx = canvas.getContext('2d');
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ctx.getImageData(0, 0, 1, 1);
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}, '// The test case passes by not crashing.')
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</script>
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<!DOCTYPE html>
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<body>
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<p>Tests that the close method of ImageBitmap does dispose the image data.</p>
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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>
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promise_test(function(t) {
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var worker = new Worker('worker-onmessage-noop.js');
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var imgHeight = 10;
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var imgWidth = 10;
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var imageData = new ImageData(10, 10);
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var bitmap;
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var ctx;
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return createImageBitmap(imageData).then(imageBitmap => {
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bitmap = imageBitmap;
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assert_equals(bitmap.width, imgWidth, "bitmap.width = 10");
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assert_equals(bitmap.height, imgWidth, "bitmap.height = 10");
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// Apply structured clone to the bitmap, nothing should be changed
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worker.postMessage({data: bitmap});
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assert_equals(bitmap.width, imgWidth, "bitmap.width = 10");
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assert_equals(bitmap.height, imgWidth, "bitmap.height = 10");
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// After calling close, the image data associated with the bitmap should no longer exist
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bitmap.close();
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assert_equals(bitmap.width, 0, "bitmap.width = 0");
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assert_equals(bitmap.height, 0, "bitmap.height = 0");
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var canvas = document.createElement("canvas");
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canvas.width = imgWidth;
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canvas.height = imgHeight;
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ctx = canvas.getContext("2d");
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assert_throws_dom("InvalidStateError", function() { ctx.drawImage(bitmap, 0, 0); });
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// Try to apply structured clone to an already closed bitmap
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try {
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worker.postMessage({data: bitmap});
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throw new Error("Apply clone to an closed bitmap should be rejected");
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}
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catch(ex) {
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// Apply structured clone to an already closed bitmap is rejected as expected.
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}
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// Try to apply transferring to an already closed bitmap
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try {
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worker.postMessage({data: bitmap}, [bitmap]);
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throw new Error("Apply transferring to an closed bitmap should be rejected");
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} catch(ex) {
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// Apply structured clone to an already closed bitmap is rejected as expected.
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}
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// Calling createImageBitmap from a closed bitmap should be rejected
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return createImageBitmap(bitmap).then(function() {
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throw new Error("createImageBitmap from a closed bitmap should be rejected");
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}, ex => {
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// Calling createImageBitmap from a closed ImageBitmap is rejected as expected.
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});
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}).then(() => {
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// Call close to a already closed bitmap should be noop.
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bitmap.close();
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assert_equals(bitmap.width, 0, "bitmap.height = 0");
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assert_equals(bitmap.height, 0, "bitmap.height = 0");
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return createImageBitmap(imageData).then(imageBitmap => {
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bitmap = imageBitmap;
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assert_equals(bitmap.width, imgWidth, "bitmap.width = 10");
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assert_equals(bitmap.height, imgWidth, "bitmap.height = 10");
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// Transfer the bitmap to a worker
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worker.postMessage({data: bitmap}, [bitmap]);
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// After transferring, the bitmap is neutered.
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assert_equals(bitmap.width, 0, "bitmap.height = 0");
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assert_equals(bitmap.height, 0, "bitmap.height = 0");
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// Calling close to a neutered bitmap should be noop.
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bitmap.close();
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assert_equals(bitmap.width, 0, "bitmap.height = 0");
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assert_equals(bitmap.height, 0, "bitmap.height = 0");
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});
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}).catch(function(ex) {
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throw new Error("No exception should be thrown.");
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})
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});
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</script>
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self.onmessage = function(e) {
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};
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<html>
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<head>
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</head>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<canvas id="canvas" width="0" height="0"></canvas>
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<body>
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<script>
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test(function() {
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var context = document.getElementById("canvas").getContext("2d");
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context.fillStyle = "green";
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}, 'This test ensures that accessing the context of a zero sized canvas does not crash.');
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</script>
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</body>
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</html>
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