TEST: Test Holiday.dates with tz-aware input.

Author: ssanderson

pandas/tseries/tests/test_holiday.py

@@ -9,6 +9,7 @@
     HolidayCalendarFactory, next_workday, previous_workday,
     before_nearest_workday, EasterMonday, GoodFriday,
     after_nearest_workday, weekend_to_monday)
+from pytz import utc
 import nose
 
 class TestCalendar(tm.TestCase):
@@ -56,9 +57,16 @@ def setUp(self):
         self.end_date   = datetime(2020, 12, 31)
 
     def check_results(self, holiday, start, end, expected):
+        self.assertEqual(list(holiday.dates(start, end)), expected)
+        # Verify that timezone info is preserved.
         self.assertEqual(
-            list(holiday.dates(start, end)),
-            expected,
+            list(
+                holiday.dates(
+                    utc.localize(Timestamp(start)),
+                    utc.localize(Timestamp(end)),
+                )
+            ),
+            [utc.localize(dt) for dt in expected],
         )
 
     def test_usmemorialday(self):