def test_date_diff_form_no_date(self):
form_data = {}
form = dates.DateDiffForm(data=form_data)
self.assertRaises(forms.ValidationError)
self.assertFalse(form.is_valid())
def test_date_diff_form_wrong_param_name(self):
form_data = {'start': '2019-12-18'}
form = dates.DateDiffForm(data=form_data)
self.assertRaises(forms.ValidationError)
self.assertFalse(form.is_valid())
def test_date_diff_form_invalid_date(self):
form_data = {'start_date': '2019-22-22'}
form = dates.DateDiffForm(data=form_data)
self.assertRaises(forms.ValidationError)
self.assertFalse(form.is_valid())
def test_date_diff_form_valid(self):
form_data = {'start_date': '2019-12-18'}
form = dates.DateDiffForm(data=form_data)
self.assertTrue(form.is_valid())