def test_stringfield_raises_error_on_empty_string(self):
f = StringField()
self.assertEqual('', f.clean('', None))
def test_stringfield_with_choices_cleans_valid_choice(self):
f = StringField(max_length=1, choices=[('a','A'), ('b','B')])
self.assertEqual('a', f.clean('a', None))
def test_stringfield_with_choices_cleans_valid_choice(self):
f = StringField(max_length=1, choices=[('a','A'), ('b','B')])
self.assertEqual('a', f.clean('a', None))
def test_stringfield_500(self):
f = StringField().formfield()
value = ''.join('x' for j in xrange(0, 500))
self.assertEqual(value, f.clean(value))
def test_stringfield_cleans_empty_string_when_blank_true(self):
f = StringField(blank=True)
self.assertEqual('', f.clean('', None))
