1 files changed, 45 insertions, 0 deletions
diff --git a/toolkit/components/autocomplete/tests/unit/test_330578.js b/toolkit/components/autocomplete/tests/unit/test_330578.js
new file mode 100644
index 000000000..c422dbb6a
--- /dev/null
+++ b/toolkit/components/autocomplete/tests/unit/test_330578.js
@@ -0,0 +1,45 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* 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/. */
+
+var gResultListener = {
+  _lastResult: null,
+  _lastValue: "",
+  _lastRemoveFromDb: false,
+
+  onValueRemoved: function(aResult, aValue, aRemoveFromDb) {
+    this._lastResult = aResult;
+    this._lastValue = aValue;
+    this._lastRemoveFromDb = aRemoveFromDb;
+  }
+};
+
+
+// main
+function run_test() {
+  var result = Cc["@mozilla.org/autocomplete/simple-result;1"].
+               createInstance(Ci.nsIAutoCompleteSimpleResult);
+  result.appendMatch("a", "");
+  result.appendMatch("b", "");
+  result.appendMatch("c", "");
+  result.setListener(gResultListener);
+  do_check_eq(result.matchCount, 3);
+  result.removeValueAt(0, true);
+  do_check_eq(result.matchCount, 2);
+  do_check_eq(gResultListener._lastResult, result);
+  do_check_eq(gResultListener._lastValue, "a");
+  do_check_eq(gResultListener._lastRemoveFromDb, true);
+
+  result.removeValueAt(0, false);
+  do_check_eq(result.matchCount, 1);
+  do_check_eq(gResultListener._lastValue, "b");
+  do_check_eq(gResultListener._lastRemoveFromDb, false);
+
+  // check that we don't get notified if the listener is unset
+  result.setListener(null);
+  result.removeValueAt(0, true); // "c"
+  do_check_eq(result.matchCount, 0);
+  do_check_eq(gResultListener._lastValue, "b");
+}