from __future__ import unicode_literals from django.core.exceptions import FieldError from django.test import TestCase from django.utils import six from .models import Author, Article class CustomColumnsTests(TestCase): def setUp(self): a1 = Author.objects.create(first_name="John", last_name="Smith") a2 = Author.objects.create(first_name="Peter", last_name="Jones") art = Article.objects.create(headline="Django lets you build Web apps easily") art.authors = [a1, a2] self.a1 = a1 self.art = art def test_query_all_available_authors(self): self.assertQuerysetEqual( Author.objects.all(), [ "Peter Jones", "John Smith", ], six.text_type ) def test_get_first_name(self): self.assertEqual( Author.objects.get(first_name__exact="John"), self.a1, ) def test_filter_first_name(self): self.assertQuerysetEqual( Author.objects.filter(first_name__exact="John"), [ "John Smith", ], six.text_type ) def test_field_error(self): self.assertRaises( FieldError, lambda: Author.objects.filter(firstname__exact="John") ) def test_attribute_error(self): with self.assertRaises(AttributeError): self.a1.firstname with self.assertRaises(AttributeError): self.a1.last def test_get_all_authors_for_an_article(self): self.assertQuerysetEqual( self.art.authors.all(), [ "Peter Jones", "John Smith", ], six.text_type ) def test_get_all_articles_for_an_author(self): self.assertQuerysetEqual( self.a1.article_set.all(), [ "Django lets you build Web apps easily", ], lambda a: a.headline ) def test_get_author_m2m_relation(self): self.assertQuerysetEqual( self.art.authors.filter(last_name='Jones'), [ "Peter Jones" ], six.text_type )