Initial Commit

lib/tzlocal/tests.py

@@ -0,0 +1,64 @@
+import sys
+import os
+from datetime import datetime
+import unittest
+import pytz
+import tzlocal.unix
+
+class TzLocalTests(unittest.TestCase):
+
+    def test_env(self):
+        tz_harare = tzlocal.unix._tz_from_env(':Africa/Harare')
+        self.assertEqual(tz_harare.zone, 'Africa/Harare')
+
+        # Some Unices allow this as well, so we must allow it:
+        tz_harare = tzlocal.unix._tz_from_env('Africa/Harare')
+        self.assertEqual(tz_harare.zone, 'Africa/Harare')
+
+        local_path = os.path.split(__file__)[0]
+        tz_local = tzlocal.unix._tz_from_env(':' + os.path.join(local_path, 'test_data', 'Harare'))
+        self.assertEqual(tz_local.zone, 'local')
+        # Make sure the local timezone is the same as the Harare one above.
+        # We test this with a past date, so that we don't run into future changes
+        # of the Harare timezone.
+        dt = datetime(2012, 1, 1, 5)
+        self.assertEqual(tz_harare.localize(dt), tz_local.localize(dt))
+
+        # Non-zoneinfo timezones are not supported in the TZ environment.
+        self.assertRaises(pytz.UnknownTimeZoneError, tzlocal.unix._tz_from_env, 'GMT+03:00')
+
+    def test_timezone(self):
+        # Most versions of Ubuntu
+        local_path = os.path.split(__file__)[0]
+        tz = tzlocal.unix._get_localzone(_root=os.path.join(local_path, 'test_data', 'timezone'))
+        self.assertEqual(tz.zone, 'Africa/Harare')
+
+    def test_zone_setting(self):
+        # A ZONE setting in /etc/sysconfig/clock, f ex CentOS
+        local_path = os.path.split(__file__)[0]
+        tz = tzlocal.unix._get_localzone(_root=os.path.join(local_path, 'test_data', 'zone_setting'))
+        self.assertEqual(tz.zone, 'Africa/Harare')
+
+    def test_timezone_setting(self):
+        # A ZONE setting in /etc/conf.d/clock, f ex Gentoo
+        local_path = os.path.split(__file__)[0]
+        tz = tzlocal.unix._get_localzone(_root=os.path.join(local_path, 'test_data', 'timezone_setting'))
+        self.assertEqual(tz.zone, 'Africa/Harare')
+
+    def test_only_localtime(self):
+        local_path = os.path.split(__file__)[0]
+        tz = tzlocal.unix._get_localzone(_root=os.path.join(local_path, 'test_data', 'localtime'))
+        self.assertEqual(tz.zone, 'local')
+        dt = datetime(2012, 1, 1, 5)
+        self.assertEqual(pytz.timezone('Africa/Harare').localize(dt), tz.localize(dt))
+
+if sys.platform == 'win32':
+
+    import tzlocal.win32
+    class TzWin32Tests(unittest.TestCase):
+
+        def test_win32(self):
+            tzlocal.win32.get_localzone()
+
+if __name__ == '__main__':
+    unittest.main()