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| 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/ipc/tests/test_window_open_discarded_bc.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-upstream.tar.xz firefox-esr-upstream.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/ipc/tests/test_window_open_discarded_bc.html')
| -rw-r--r-- | dom/ipc/tests/test_window_open_discarded_bc.html | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/dom/ipc/tests/test_window_open_discarded_bc.html b/dom/ipc/tests/test_window_open_discarded_bc.html new file mode 100644 index 0000000000..4cd81463e0 --- /dev/null +++ b/dom/ipc/tests/test_window_open_discarded_bc.html @@ -0,0 +1,40 @@ +<!DOCTYPE html> +<html> +<head> + <title>Discard a new BrowsingContext during window.open nested event loop</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<script> +add_task(async function() { + const TOPIC = "dangerous:test-only:new-browser-child-ready"; + + let found = false; + function observer(subject, topic, data) { + let win = SpecialPowers.wrap(subject); + if (SpecialPowers.compare(win.opener, window)) { + found = true; + SpecialPowers.removeObserver(observer, TOPIC); + + win.close(); + // window.close() is not synchronous, so we need to wait for the + // BrowsingContext to actually become discarded after we call it, to + // make sure that the window provider actually has a discarded BC at the + // end of its own nested event loop. + SpecialPowers.Services.tm.spinEventLoopUntil( + "Test(test_window_open_discarded_bc.html:add_task)", + () => !win.opener + ); + } + } + SpecialPowers.addObserver(observer, TOPIC); + + let win = window.open(); + + is(found, true, "Our observer should have fired for the new window"); + is(win, null, "window.open() should return null when new window is already closed"); +}); +</script> +</body> +</html> |