From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- modules/libpref/test/unit/test_bug345529.js | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 modules/libpref/test/unit/test_bug345529.js (limited to 'modules/libpref/test/unit/test_bug345529.js') diff --git a/modules/libpref/test/unit/test_bug345529.js b/modules/libpref/test/unit/test_bug345529.js new file mode 100644 index 0000000000..05fce35f57 --- /dev/null +++ b/modules/libpref/test/unit/test_bug345529.js @@ -0,0 +1,25 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +// Regression test for bug 345529 - crash removing an observer during an +// nsPref:changed notification. +function run_test() { + const PREF_NAME = "testPref"; + + var observer = { + QueryInterface: ChromeUtils.generateQI(["nsIObserver"]), + + observe: function observe(aSubject, aTopic, aState) { + Services.prefs.removeObserver(PREF_NAME, observer); + }, + }; + Services.prefs.addObserver(PREF_NAME, observer); + + Services.prefs.setCharPref(PREF_NAME, "test0"); + // This second call isn't needed on a clean profile: it makes sure + // the observer gets called even if the pref already had the value + // "test0" before this test. + Services.prefs.setCharPref(PREF_NAME, "test1"); + + Assert.ok(true); +} -- cgit v1.2.3