72 lines
2.2 KiB
Python
72 lines
2.2 KiB
Python
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from django.core.exceptions import FieldError
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from django.test import TestCase
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from models import Author, Article
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class CustomColumnsTests(TestCase):
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def test_db_column(self):
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a1 = Author.objects.create(first_name="John", last_name="Smith")
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a2 = Author.objects.create(first_name="Peter", last_name="Jones")
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art = Article.objects.create(headline="Django lets you build web apps easily")
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art.authors = [a1, a2]
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# Although the table and column names on Author have been set to custom
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# values, nothing about using the Author model has changed...
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# Query the available authors
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self.assertQuerysetEqual(
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Author.objects.all(), [
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"Peter Jones", "John Smith",
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],
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unicode
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)
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self.assertQuerysetEqual(
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Author.objects.filter(first_name__exact="John"), [
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"John Smith",
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],
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unicode
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)
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self.assertEqual(
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Author.objects.get(first_name__exact="John"),
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a1,
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)
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self.assertRaises(FieldError,
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lambda: Author.objects.filter(firstname__exact="John")
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)
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a = Author.objects.get(last_name__exact="Smith")
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a.first_name = "John"
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a.last_name = "Smith"
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self.assertRaises(AttributeError, lambda: a.firstname)
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self.assertRaises(AttributeError, lambda: a.last)
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# Although the Article table uses a custom m2m table,
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# nothing about using the m2m relationship has changed...
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# Get all the authors for an article
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self.assertQuerysetEqual(
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art.authors.all(), [
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"Peter Jones",
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"John Smith",
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],
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unicode
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)
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# Get the articles for an author
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self.assertQuerysetEqual(
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a.article_set.all(), [
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"Django lets you build web apps easily",
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],
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lambda a: a.headline
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)
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# Query the authors across the m2m relation
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self.assertQuerysetEqual(
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art.authors.filter(last_name='Jones'), [
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"Peter Jones"
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],
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unicode
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)
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