def test_udk_is_valid(self):
artextra_form = ArtExtraForm(instance=self.artextra)
self.assertFalse(artextra_form.is_valid()) # pages assumed to be mandatory
bound_artextra_form = ArtExtraForm({'doi':'', 'udk':'518', 'pages':'1-2'}, instance=self.artextra)
self.assertTrue(bound_artextra_form.is_valid())
bound_artextra_form = ArtExtraForm({'doi':'', 'udk':'buba', 'pages':'1-2'}, instance=self.artextra)
self.assertFalse(bound_artextra_form.is_valid())
def test_doi_is_valid(self):
artextra_form = ArtExtraForm(instance=self.artextra)
self.assertFalse(artextra_form.is_valid()) # pages assumed to be mandatory
bound_artextra_form = ArtExtraForm({'doi':'10.17581/bp.2016.05102', 'udk':'', 'pages':'1-2'}, instance=self.artextra)
self.assertTrue(bound_artextra_form.is_valid())
bound_artextra_form = ArtExtraForm({'doi':'//df//sdf', 'udk':'', 'pages':'1-2'}, instance=self.artextra)
self.assertFalse(bound_artextra_form.is_valid())
