1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
from __future__ import absolute_import
from django.core.exceptions import FieldError
from django.test import TestCase
from .models import Author, Article
def pks(objects):
""" Return pks to be able to compare lists"""
return [o.pk for o in objects]
class CustomColumnRegression(TestCase):
def setUp(self):
self.a1 = Author.objects.create(first_name='John', last_name='Smith')
self.a2 = Author.objects.create(first_name='Peter', last_name='Jones')
self.authors = [self.a1, self.a2]
def test_basic_creation(self):
art = Article(headline='Django lets you build Web apps easily', primary_author=self.a1)
art.save()
art.authors = [self.a1, self.a2]
def test_author_querying(self):
self.assertQuerysetEqual(
Author.objects.all().order_by('last_name'),
['<Author: Peter Jones>', '<Author: John Smith>']
)
def test_author_filtering(self):
self.assertQuerysetEqual(
Author.objects.filter(first_name__exact='John'),
['<Author: John Smith>']
)
def test_author_get(self):
self.assertEqual(self.a1, Author.objects.get(first_name__exact='John'))
def test_filter_on_nonexistant_field(self):
self.assertRaisesMessage(
FieldError,
"Cannot resolve keyword 'firstname' into field. Choices are: Author_ID, article, first_name, last_name, primary_set",
Author.objects.filter,
firstname__exact='John'
)
def test_author_get_attributes(self):
a = Author.objects.get(last_name__exact='Smith')
self.assertEqual('John', a.first_name)
self.assertEqual('Smith', a.last_name)
self.assertRaisesMessage(
AttributeError,
"'Author' object has no attribute 'firstname'",
getattr,
a, 'firstname'
)
self.assertRaisesMessage(
AttributeError,
"'Author' object has no attribute 'last'",
getattr,
a, 'last'
)
def test_m2m_table(self):
art = Article.objects.create(headline='Django lets you build Web apps easily', primary_author=self.a1)
art.authors = self.authors
self.assertQuerysetEqual(
art.authors.all().order_by('last_name'),
['<Author: Peter Jones>', '<Author: John Smith>']
)
self.assertQuerysetEqual(
self.a1.article_set.all(),
['<Article: Django lets you build Web apps easily>']
)
self.assertQuerysetEqual(
art.authors.filter(last_name='Jones'),
['<Author: Peter Jones>']
)
|
