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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/ipc/tests/browser_layers_unloaded_while_interruptingJS.js | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.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 '')
-rw-r--r-- | dom/ipc/tests/browser_layers_unloaded_while_interruptingJS.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/dom/ipc/tests/browser_layers_unloaded_while_interruptingJS.js b/dom/ipc/tests/browser_layers_unloaded_while_interruptingJS.js new file mode 100644 index 0000000000..be176dd101 --- /dev/null +++ b/dom/ipc/tests/browser_layers_unloaded_while_interruptingJS.js @@ -0,0 +1,31 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +add_task(async function test_check_layers_cleared() { + let initialTab = gBrowser.selectedTab; + await BrowserTestUtils.withNewTab("about:blank", async browser => { + await ContentTask.spawn(browser, null, () => { + return new Promise(resolve => { + content.requestAnimationFrame(() => { + content.setTimeout( + "let start = performance.now(); while (performance.now() < start + 5000);" + ); + resolve(); + }); + }); + }); + let layersCleared = BrowserTestUtils.waitForEvent( + window, + "MozLayerTreeCleared" + ); + let startWaiting = performance.now(); + await BrowserTestUtils.switchTab(gBrowser, initialTab); + await layersCleared; + ok( + performance.now() < startWaiting + 2000, + "MozLayerTreeCleared should be dispatched while the script is still running" + ); + }); +}); |