class CommaDelimitedTextFieldTest(TestCase):
def setUp(self):
self.field = CommaDelimitedTextField()
def test_list_to_field(self):
self.assertEqual(
self.field.get_db_prep_value(PrettyPrintList([u'first', u'second', u'3'])),
u'first,second,3')
def test_field_to_list(self):
self.assertEqual(
self.field.to_python(u'first, second,3, 4'),
PrettyPrintList([u'first', u'second', u'3', u'4']))
def test_sane_inverse(self):
"""
Tests whether converting a list to a string and then back gives
the same list.
"""
l = PrettyPrintList([u'first', u'second', u'3'])
self.assertEqual(
self.field.to_python(self.field.get_db_prep_value(l)),
l)
def setUp(self):
self.field = CommaDelimitedTextField()