diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/test_offscreencanvas_neuter.html | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/test_offscreencanvas_neuter.html')
-rw-r--r-- | dom/canvas/test/test_offscreencanvas_neuter.html | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/dom/canvas/test/test_offscreencanvas_neuter.html b/dom/canvas/test/test_offscreencanvas_neuter.html new file mode 100644 index 0000000000..2af080c7c1 --- /dev/null +++ b/dom/canvas/test/test_offscreencanvas_neuter.html @@ -0,0 +1,78 @@ +<!DOCTYPE HTML> +<html> +<head> +<title>OffscreenCanvas: Test neutering</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +</head> +<body> +<canvas id="c" width="64" height="64"></canvas> +<script> + +SimpleTest.waitForExplicitFinish(); + +function runTest() { + + var htmlCanvas = document.getElementById("c"); + var worker = new Worker("offscreencanvas_neuter.js"); + + ok(htmlCanvas, "Should have HTML canvas element"); + ok(worker, "Web worker successfully created"); + + ok(htmlCanvas.transferControlToOffscreen, "HTMLCanvasElement has transferControlToOffscreen function"); + + var offscreenCanvas = htmlCanvas.transferControlToOffscreen(); + ok(offscreenCanvas, "Expected transferControlToOffscreen to succeed"); + + /* check html canvas is neuterd */ + is(htmlCanvas.width, 64, "HTML canvas has correct width"); + SimpleTest.doesThrow( + function() { htmlCanvas.width = 128; }, + "Can't change html canvas' width after transferControlToOffscreen"); + + SimpleTest.doesThrow( + function() { htmlCanvas.height = 128; }, + "Can't change html canvas' height after transferControlToOffscreen"); + + ok(!htmlCanvas.getContext("2d"), "Can't getContext after transferControlToOffscreen"); + ok(!htmlCanvas.getContext("webgl"), "Can't getContext after transferControlToOffscreen"); + ok(!htmlCanvas.getContext("webgl2"), "Can't getContext after transferControlToOffscreen"); + + worker.postMessage(offscreenCanvas, [offscreenCanvas]); + + /* check parent offscreencanvas is neutered after being transfered */ + SimpleTest.doesThrow( + function() { offscreenCanvas.width = 128; }, + "Can't change transfered worker canvas width"); + + SimpleTest.doesThrow( + function() { offscreenCanvas.height = 128; }, + "Can't change transfered worker canvas height"); + + SimpleTest.doesThrow( + function() { offscreenCanvas.getContext("2d") }, + "Can't getContext on transfered worker canvas"); + + SimpleTest.doesThrow( + function() { offscreenCanvas.getContext("webgl") }, + "Can't getContext on transfered worker canvas"); + + SimpleTest.doesThrow( + function() { offscreenCanvas.getContext("webgl2") }, + "Can't getContext on transfered worker canvas"); + + // Transfer a neutered offscreencanvas should be ok. + worker.postMessage(offscreenCanvas, [offscreenCanvas]); + + worker.terminate(); + SimpleTest.finish(); +} + +SpecialPowers.pushPrefEnv({'set': [ + ['gfx.offscreencanvas.enabled', true], + ['webgl.force-enabled', true], +]}, runTest); + +</script> +</body> +</html> |