Fixed #1443 -- Django's various bits now support dates before 1900. Thanks to SmileyChris, Chris Green, Fredrik Lundh and others for patches and design help

git-svn-id: http://code.djangoproject.com/svn/django/trunk@7946 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/datetime_safe/tests.py

@@ -0,0 +1,37 @@
+r"""
+>>> from datetime import date as original_date, datetime as original_datetime
+>>> from django.utils.datetime_safe import date, datetime
+>>> just_safe = (1900, 1, 1)
+>>> just_unsafe = (1899, 12, 31, 23, 59, 59)
+>>> really_old = (20, 1, 1)
+>>> more_recent = (2006, 1, 1)
+
+>>> original_datetime(*more_recent) == datetime(*more_recent)
+True
+>>> original_datetime(*really_old) == datetime(*really_old)
+True
+>>> original_date(*more_recent) == date(*more_recent)
+True
+>>> original_date(*really_old) == date(*really_old)
+True
+
+>>> original_date(*just_safe).strftime('%Y-%m-%d') == date(*just_safe).strftime('%Y-%m-%d')
+True
+>>> original_datetime(*just_safe).strftime('%Y-%m-%d') == datetime(*just_safe).strftime('%Y-%m-%d')
+True
+
+>>> date(*just_unsafe[:3]).strftime('%Y-%m-%d (weekday %w)')
+'1899-12-31 (weekday 0)'
+>>> date(*just_safe).strftime('%Y-%m-%d (weekday %w)')
+'1900-01-01 (weekday 1)'
+
+>>> datetime(*just_unsafe).strftime('%Y-%m-%d %H:%M:%S (weekday %w)')
+'1899-12-31 23:59:59 (weekday 0)'
+>>> datetime(*just_safe).strftime('%Y-%m-%d %H:%M:%S (weekday %w)')
+'1900-01-01 00:00:00 (weekday 1)'
+
+>>> date(*just_safe).strftime('%y')   # %y will error before this date
+'00'
+>>> datetime(*just_safe).strftime('%y')
+'00'
+"""