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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/messagechannel/tests/test_removedWindow.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/messagechannel/tests/test_removedWindow.html')
| -rw-r--r-- | dom/messagechannel/tests/test_removedWindow.html | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/dom/messagechannel/tests/test_removedWindow.html b/dom/messagechannel/tests/test_removedWindow.html new file mode 100644 index 0000000000..b660000fd8 --- /dev/null +++ b/dom/messagechannel/tests/test_removedWindow.html @@ -0,0 +1,55 @@ +<!DOCTYPE html> +<title>MessagePort should not work when created from a disconnected window</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + +<body> +<script> +"use strict"; + +SimpleTest.waitForExplicitFinish(); +runTest(); + +async function runTest() { + let ifr = document.createElement('iframe'); + await new Promise(resolve => { + ifr.onload = resolve; + ifr.src = 'support/empty.html'; + document.body.appendChild(ifr); + }); + + let w = ifr.contentWindow; + + let pre = new w.MessageChannel(); + ok(!!pre, "We have a channel"); + + ifr.remove(); + + let post = new w.MessageChannel(); + ok(!!post, "We have a channel"); + + // This should silently fail. + pre.port1.postMessage(42); + pre.port2.onmessage = e => { + ok(false, "No messages should be received!"); + } + + // This should silently fail. + post.port1.postMessage(42); + post.port2.onmessage = e => { + ok(false, "No messages should be received!"); + } + + // Let's use another MessagePort just to be sure no messages are received by + // port2. + + let mc = new MessageChannel(); + mc.port1.postMessage(42); + mc.port2.onmessage = e => { + ok(true, "Ready to complete the test"); + SimpleTest.finish(); + } +} + +</script> +</body> |