Merge pull request #251 from dsyer/feature/crontest

# By Dave Syer
* dsyer-feature/crontest:
  Add additional test for daylight savings glitch

Author: sbrannen

spring-context/src/test/java/org/springframework/scheduling/support/CronTriggerTests.java

@@ -56,7 +56,7 @@ public CronTriggerTests(Date date, TimeZone timeZone) {
 	@Parameters
 	public static List<Object[]> getParameters() {
 		List<Object[]> list = new ArrayList<Object[]>();
-		list.add(new Object[] { new Date(), TimeZone.getDefault() });
+		list.add(new Object[] { new Date(), TimeZone.getTimeZone("PST") });
 		list.add(new Object[] { new Date(), TimeZone.getTimeZone("CET") });
 		return list;
 	}
@@ -694,6 +694,26 @@ public void testMonthSequence() throws Exception {
 		assertEquals(calendar.getTime(), date = trigger.nextExecutionTime(context3));
 	}
 
+	@Test
+	public void testDaylightSavingMissingHour() throws Exception {
+		// This trigger has to be somewhere in between 2am and 3am
+		CronTrigger trigger = new CronTrigger("0 10 2 * * *", timeZone);
+		calendar.set(Calendar.DAY_OF_MONTH, 31);
+		calendar.set(Calendar.MONTH, Calendar.MARCH);
+		calendar.set(Calendar.YEAR, 2013);
+		calendar.set(Calendar.HOUR_OF_DAY, 1);
+		calendar.set(Calendar.SECOND, 54);
+		Date date = calendar.getTime();
+		TriggerContext context1 = getTriggerContext(date);
+		if (timeZone.equals(TimeZone.getTimeZone("CET"))) {
+			// Clocks go forward an hour so 2am doesn't exist in CET for this date
+			calendar.add(Calendar.DAY_OF_MONTH, 1);
+		}
+		calendar.add(Calendar.HOUR_OF_DAY, 1);
+		calendar.set(Calendar.MINUTE, 10);
+		calendar.set(Calendar.SECOND, 0);
+		assertEquals(calendar.getTime(), date = trigger.nextExecutionTime(context1));
+	}
 
 	private void assertMatchesNextSecond(CronTrigger trigger, Calendar calendar) {
 		Date date = calendar.getTime();