1 files changed, 66 insertions, 0 deletions
diff --git a/comm/calendar/test/unit/test_bug343792.js b/comm/calendar/test/unit/test_bug343792.js
new file mode 100644
index 0000000000..c212315af3
--- /dev/null
+++ b/comm/calendar/test/unit/test_bug343792.js
@@ -0,0 +1,66 @@
+/* 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/. */
+
+function run_test() {
+  do_calendar_startup(really_run_test);
+}
+
+function really_run_test() {
+  // Check that Bug 343792 doesn't regress:
+  // Freeze (hang) on RRULE which has INTERVAL=0
+
+  let icalString =
+    "BEGIN:VCALENDAR\n" +
+    "CALSCALE:GREGORIAN\n" +
+    "PRODID:-//Ximian//NONSGML Evolution Calendar//EN\n" +
+    "VERSION:2.0\n" +
+    "BEGIN:VTIMEZONE\n" +
+    "TZID:/softwarestudio.org/Olson_20011030_5/America/Los_Angeles\n" +
+    "X-LIC-LOCATION:America/Los_Angeles\n" +
+    "BEGIN:STANDARD\n" +
+    "TZOFFSETFROM:-0700\n" +
+    "TZOFFSETTO:-0800\n" +
+    "TZNAME:PST\n" +
+    "DTSTART:19701025T020000\n" +
+    "RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU;INTERVAL=1\n" +
+    "END:STANDARD\n" +
+    "BEGIN:DAYLIGHT\n" +
+    "TZOFFSETFROM:-0800\n" +
+    "TZOFFSETTO:-0700\n" +
+    "TZNAME:PDT\n" +
+    "DTSTART:19700405T020000\n" +
+    "RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=1SU;INTERVAL=1\n" +
+    "END:DAYLIGHT\n" +
+    "END:VTIMEZONE\n" +
+    "BEGIN:VEVENT\n" +
+    "UID:20060705T145529-1768-1244-1267-46@localhost\n" +
+    "ORGANIZER:MAILTO:No Body\n" +
+    "DTSTAMP:20060705T145529Z\n" +
+    "DTSTART;TZID=/softwarestudio.org/Olson_20011030_5/America/Los_Angeles:\n" +
+    " 20060515T170000\n" +
+    "DTEND;TZID=/softwarestudio.org/Olson_20011030_5/America/Los_Angeles:\n" +
+    " 20060515T173000\n" +
+    "RRULE:FREQ=WEEKLY;INTERVAL=0\n" +
+    "LOCATION:Maui Building\n" +
+    "TRANSP:OPAQUE\n" +
+    "SEQUENCE:0\n" +
+    "SUMMARY:FW development Status\n" +
+    "PRIORITY:4\n" +
+    "CLASS:PUBLIC\n" +
+    "DESCRIPTION:Daily standup Mtg and/or status update on FW\n" +
+    "END:VEVENT\n" +
+    "END:VCALENDAR";
+
+  let event = createEventFromIcalString(icalString);
+  let start = createDate(2009, 4, 1);
+  let end = createDate(2009, 4, 30);
+
+  // the following call caused a never ending loop:
+  let occurrenceDates = event.recurrenceInfo.getOccurrenceDates(start, end, 0);
+  equal(occurrenceDates.length, 4);
+
+  // the following call caused a never ending loop:
+  let occurrences = event.recurrenceInfo.getOccurrences(start, end, 0);
+  equal(occurrences.length, 4);
+}