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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
)
|
