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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 /editor/libeditor/tests/test_bug502673.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 'editor/libeditor/tests/test_bug502673.html')
| -rw-r--r-- | editor/libeditor/tests/test_bug502673.html | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/editor/libeditor/tests/test_bug502673.html b/editor/libeditor/tests/test_bug502673.html new file mode 100644 index 0000000000..0850cf3de0 --- /dev/null +++ b/editor/libeditor/tests/test_bug502673.html @@ -0,0 +1,97 @@ +<!DOCTYPE HTML> +<!-- This Source Code Form is subject to the terms of the Mozilla Public + - License, v. 2.0. If a copy of the MPL was not distributed with this + - file, You can obtain one at http://mozilla.org/MPL/2.0/. --> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=502673 +--> + +<head> + <title>Test for Bug 502673</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + <script src="/tests/SimpleTest/EventUtils.js"></script> +</head> + +<body onload="doTest();"> + <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=502673">Mozilla Bug 502673</a> + <p id="display"></p> + <div id="content" style="display: none"> + </div> + + <pre id="test"> + <script type="application/javascript"> + + /** Test for Bug 502673 **/ + + SimpleTest.waitForExplicitFinish(); + + function listener() { + } + + listener.prototype = + { + NotifyDocumentWillBeDestroyed() { + var editor = SpecialPowers.wrap(this.input).editor; + editor.removeDocumentStateListener(this); + }, + + NotifyDocumentStateChanged(aNowDirty) { + var editor = SpecialPowers.wrap(this.input).editor; + editor.removeDocumentStateListener(this); + }, + + QueryInterface: SpecialPowers.wrapCallback(function(iid) { + if (iid.equals(SpecialPowers.Ci.nsIDocumentStateListener) || + iid.equals(SpecialPowers.Ci.nsISupports)) + return this; + throw SpecialPowers.Cr.NS_ERROR_NO_INTERFACE; + }), + }; + + function doTest() { + var input = document.getElementById("ip"); + + // Add multiple listeners to the same editor + var editor = SpecialPowers.wrap(input).editor; + var listener1 = new listener(); + listener1.input = input; + var listener2 = new listener(); + listener2.input = input; + var listener3 = new listener(); + listener3.input = input; + editor.addDocumentStateListener(listener1); + editor.addDocumentStateListener(listener2); + editor.addDocumentStateListener(listener3); + + // Test 1. Fire NotifyDocumentStateChanged notifications where the + // listeners remove themselves + input.value = "mozilla"; + editor.undo(); + + // Report success if we get here - clearly we didn't crash + ok(true, "Multiple listeners removed themselves after " + + "NotifyDocumentStateChanged notifications - didn't crash"); + + // Add the listeners again for the next test + editor.addDocumentStateListener(listener1); + editor.addDocumentStateListener(listener2); + editor.addDocumentStateListener(listener3); + + // Test 2. Fire NotifyDocumentWillBeDestroyed notifications where the + // listeners remove themselves (though in the real world, listeners + // shouldn't do this as nsEditor::PreDestroy removes them as + // listeners anyway) + document.body.removeChild(input); + ok(true, "Multiple listeners removed themselves after " + + "NotifyDocumentWillBeDestroyed notifications - didn't crash"); + + SimpleTest.finish(); + } + </script> + </pre> + + <input type="text" id="ip" /> +</body> +</html> |