[1.7.x] Fixed #22625 -- Normalized make_aware/naive errors.

Also added tests for is/make_aware/naive.

Thanks Tom Michaelis for the report.

Backport of fa89acf from master

1 files changed, 25 insertions, 0 deletions

diff --git a/tests/utils_tests/test_timezone.py b/tests/utils_tests/test_timezone.py
index 1d608d0951..4b5a39a928 100644
--- a/tests/utils_tests/test_timezone.py
+++ b/tests/utils_tests/test_timezone.py
@@ -71,3 +71,28 @@ class TimezoneTests(unittest.TestCase):
     def test_pickling_unpickling(self):
         self.assertIsInstance(pickle.loads(pickle.dumps(timezone.UTC())), timezone.UTC)
         self.assertIsInstance(pickle.loads(pickle.dumps(timezone.LocalTimezone())), timezone.LocalTimezone)
+
+    def test_is_aware(self):
+        self.assertTrue(timezone.is_aware(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT)))
+        self.assertFalse(timezone.is_aware(datetime.datetime(2011, 9, 1, 13, 20, 30)))
+
+    def test_is_naive(self):
+        self.assertFalse(timezone.is_naive(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT)))
+        self.assertTrue(timezone.is_naive(datetime.datetime(2011, 9, 1, 13, 20, 30)))
+
+    def test_make_aware(self):
+        self.assertEqual(
+            timezone.make_aware(datetime.datetime(2011, 9, 1, 13, 20, 30), EAT),
+            datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT))
+        with self.assertRaises(ValueError):
+            timezone.make_aware(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT), EAT)
+
+    def test_make_naive(self):
+        self.assertEqual(
+            timezone.make_naive(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT), EAT),
+            datetime.datetime(2011, 9, 1, 13, 20, 30))
+        self.assertEqual(
+            timezone.make_naive(datetime.datetime(2011, 9, 1, 17, 20, 30, tzinfo=ICT), EAT),
+            datetime.datetime(2011, 9, 1, 13, 20, 30))
+        with self.assertRaises(ValueError):
+            timezone.make_naive(datetime.datetime(2011, 9, 1, 13, 20, 30), EAT)