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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/canvas/test/test_imagebitmap_close.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-upstream.tar.xz thunderbird-upstream.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/test_imagebitmap_close.html')
| -rw-r--r-- | dom/canvas/test/test_imagebitmap_close.html | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/dom/canvas/test/test_imagebitmap_close.html b/dom/canvas/test/test_imagebitmap_close.html new file mode 100644 index 0000000000..0112e7f065 --- /dev/null +++ b/dom/canvas/test/test_imagebitmap_close.html @@ -0,0 +1,93 @@ +<!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(); + var _thrown = undefined; try { + ctx2.drawImage(bmp, 0, 0); + } catch (e) { _thrown = e }; + ok(_thrown && _thrown.name == "InvalidStateError" && _thrown.code == DOMException.INVALID_STATE_ERR, "should throw InvalidStateError"); + 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> |