def test_unit_auth_form_with_invalid_user(self):
"""
This is the unit test for user_auth.auth_forms. It tests if
it operates correctly with invalid request which will be
trying to register with username that is already in our
database.
"""
# mock forms.
with patch('user_auth.auth_forms.forms') as form:
form.CharField = MagicMock(return_value="charfield")
form.EmailField = MagicMock(return_value="emailfield")
with patch('user_auth.auth_forms.User') as user:
user.objects.get = MagicMock(return_value=False)
user.objects.create_user = MagicMock()
user.objects.create_user.return_value = MagicMock()
user.save = MagicMock()
with patch('user_auth.auth_forms.UserInfo') as user_info:
user_info.objects.create = MagicMock()
user_info.save = MagicMock()
ins = RegisterForm()
ins.cleaned_data = MagicMock(return_value=None)
ins.register_form()
# asserts
self.assertTrue(user_info.objects.create.called)
self.assertTrue(user.objects.get.called)
self.assertTrue(user.objects.create_user.called)
