More datetime tests PYTHON-253

Author: behackett

test/test_bson.py

@@ -188,6 +188,25 @@ def encode_then_decode(dict):
  qcheck.check_unittest(self, encode_then_decode,
  qcheck.gen_mongo_dict(3))
 
+ def test_datetime_encode_decode(self):
+ # Negative timestamps
+ dt1 = datetime.datetime(1, 1, 1, 1, 1, 1)
+ dt2 = BSON.encode({"date": dt1}).decode()["date"]
+ self.assertEqual(dt1, dt2)
+
+ dt1 = datetime.datetime(1959, 6, 25, 12, 16, 59)
+ dt2 = BSON.encode({"date": dt1}).decode()["date"]
+ self.assertEqual(dt1, dt2)
+
+ # Positive timestamps
+ dt1 = datetime.datetime(9999, 12, 31, 23, 59, 59)
+ dt2 = BSON.encode({"date": dt1}).decode()["date"]
+ self.assertEqual(dt1, dt2)
+
+ dt1 = datetime.datetime(2011, 6, 14, 10, 47, 53)
+ dt2 = BSON.encode({"date": dt1}).decode()["date"]
+ self.assertEqual(dt1, dt2)
+
  def test_aware_datetime(self):
  aware = datetime.datetime(1993, 4, 4, 2,
  tzinfo=FixedOffset(555, "SomeZone"))