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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/canvas/test/test_imagebitmap_close.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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diff --git a/dom/canvas/test/test_imagebitmap_close.html b/dom/canvas/test/test_imagebitmap_close.html
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+<!DOCTYPE HTML>
+<html>
+<head>
+<title>WebGL in OffscreenCanvas</title>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script src="/tests/SimpleTest/WindowSnapshot.js"></script>
+<link rel="stylesheet" href="/tests/SimpleTest/test.css">
+</head>
+<body>
+<script type="text/js-worker">
+function ok(expect, msg) {
+ postMessage({"type": "status", status: !!expect, msg: msg});
+}
+
+onmessage = function(event) {
+ var bitmap = event.data.bitmap;
+ ok(!!bitmap, "Get the ImageBitmap from the main script.");
+ bitmap.close();
+ ok(bitmap.width == 0 && bitmap.height == 0, "After close(), width and height should return 0");
+ postMessage({"type": "finish"});
+}
+</script>
+<script>
+
+SimpleTest.waitForExplicitFinish();
+
+function createCanvas() {
+ var htmlCanvas = document.createElement('canvas');
+ htmlCanvas.width = 64;
+ htmlCanvas.height = 64;
+ document.body.appendChild(htmlCanvas);
+ return htmlCanvas;
+}
+
+function runTest() {
+ var canvas1 = createCanvas();
+ var ctx = canvas1.getContext("2d");
+ ctx.fillStyle = "#00FF00";
+ ctx.fillRect(0, 0, 64, 64);
+
+ var canvasRef = createCanvas();
+ var ctx = canvasRef.getContext("2d");
+ ctx.fillStyle = "#00FF00";
+ ctx.fillRect(0, 0, 64, 64);
+
+ createImageBitmap(canvas1).then(function(bmp) {
+ var canvas2 = createCanvas();
+ var ctx2 = canvas2.getContext("2d");
+ ctx2.drawImage(bmp, 0, 0);
+
+ ok(canvasRef.toDataURL() == canvas2.toDataURL(), "toDataURL should return same result.");
+ document.body.removeChild(canvas2);
+
+ bmp.close();
+ ok(bmp.width == 0 && bmp.height == 0, "After close(), width and height should return 0");
+ var canvas2 = createCanvas();
+ var ctx2 = canvas2.getContext("2d");
+ var beforeDrawImageDataURL = canvas2.toDataURL();
+ ctx2.drawImage(bmp, 0, 0);
+ var afterDrawImageDataURL = canvas2.toDataURL();
+ ok(beforeDrawImageDataURL == afterDrawImageDataURL,
+ "Drawing operations with a closed ImageBitmap should do nothing.");
+ runTestOnWorker();
+ });
+}
+
+function runTestOnWorker() {
+ var canvas1 = createCanvas();
+ var ctx = canvas1.getContext("2d");
+ ctx.fillStyle = "#00FF00";
+ ctx.fillRect(0, 0, 64, 64);
+
+ var blob = new Blob(Array.prototype.map.call(document.querySelectorAll("script[type=\"text\/js-worker\"]"), function (oScript) { return oScript.textContent; }),{type: "text/javascript"});
+
+ var worker = new Worker(window.URL.createObjectURL(blob));
+
+ createImageBitmap(canvas1).then(function(bmp) {
+ worker.postMessage({bitmap: bmp}, [bmp]);
+ worker.onmessage = function(event) {
+ if (event.data.type == "status") {
+ ok(event.data.status, event.data.msg);
+ } else if (event.data.type == "finish") {
+ SimpleTest.finish();
+ }
+ }
+ });
+}
+
+runTest();
+
+</script>
+</body>
+</html>