def test_olddates(self):
"""
Check that we can convert dates older than 1901
"""
self.assertEqual(dbf2date('18990506'), datetime.date(1899, 5, 6))
self.assertEqual(date2dbf(datetime.date(1899, 5, 6)), '18990506')
self.assertEqual(str2dbf('06.05.1899'), '18990506')
self.assertEqual(dbf2str('18990506'), '06.05.1899')
def test_str2dbf(self):
self.assertEqual(str2dbf('06.05.2006'), '20060506')
self.assertRaises(TypeError, str2dbf, None)
self.assertRaises(TypeError, str2dbf, datetime.date(2200, 1, 1))
self.assertRaises(ValueError, str2dbf, '')
self.assertRaises(ValueError, str2dbf, '06/05/2006')
