def test_validation_both_fields(self):
data = {
'url': 'http://kodziek.pl',
}
files = {
'file': SimpleUploadedFile('file', b'content'),
}
form = ItemForm(data, files)
self.assertFalse(form.is_valid())
error_msg = 'Cannot use both fields (url and file) at the same time.'
with self.assertRaisesMessage(ValidationError, error_msg):
form.clean()
def test_validation_missing_data(self):
form = ItemForm({})
self.assertFalse(form.is_valid())
error_msg = 'One of following fields is required: url or file'
with self.assertRaisesMessage(ValidationError, error_msg):
form.clean()
