[1.2.X] Migrated get_object_or_404 doctests. Thanks to Alex Gaynor.

Backport of r13784 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@13801 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/modeltests/get_object_or_404/models.py

@@ -32,76 +32,3 @@ class Article(models.Model):
 
     def __unicode__(self):
         return self.title
-
-__test__ = {'API_TESTS':"""
-# Create some Authors.
->>> a = Author.objects.create(name="Brave Sir Robin")
->>> a.save()
->>> a2 = Author.objects.create(name="Patsy")
->>> a2.save()
-
-# No Articles yet, so we should get a Http404 error.
->>> get_object_or_404(Article, title="Foo")
-Traceback (most recent call last):
-...
-Http404: No Article matches the given query.
-
-# Create an Article.
->>> article = Article.objects.create(title="Run away!")
->>> article.authors = [a, a2]
->>> article.save()
-
-# get_object_or_404 can be passed a Model to query.
->>> get_object_or_404(Article, title__contains="Run")
-<Article: Run away!>
-
-# We can also use the Article manager through an Author object.
->>> get_object_or_404(a.article_set, title__contains="Run")
-<Article: Run away!>
-
-# No articles containing "Camelot".  This should raise a Http404 error.
->>> get_object_or_404(a.article_set, title__contains="Camelot")
-Traceback (most recent call last):
-...
-Http404: No Article matches the given query.
-
-# Custom managers can be used too.
->>> get_object_or_404(Article.by_a_sir, title="Run away!")
-<Article: Run away!>
-
-# QuerySets can be used too.
->>> get_object_or_404(Article.objects.all(), title__contains="Run")
-<Article: Run away!>
-
-# Just as when using a get() lookup, you will get an error if more than one
-# object is returned.
->>> get_object_or_404(Author.objects.all())
-Traceback (most recent call last):
-...
-MultipleObjectsReturned: get() returned more than one Author -- it returned ...! Lookup parameters were {}
-
-# Using an EmptyQuerySet raises a Http404 error.
->>> get_object_or_404(Article.objects.none(), title__contains="Run")
-Traceback (most recent call last):
-...
-Http404: No Article matches the given query.
-
-# get_list_or_404 can be used to get lists of objects
->>> get_list_or_404(a.article_set, title__icontains='Run')
-[<Article: Run away!>]
-
-# Http404 is returned if the list is empty.
->>> get_list_or_404(a.article_set, title__icontains='Shrubbery')
-Traceback (most recent call last):
-...
-Http404: No Article matches the given query.
-
-# Custom managers can be used too.
->>> get_list_or_404(Article.by_a_sir, title__icontains="Run")
-[<Article: Run away!>]
-
-# QuerySets can be used too.
->>> get_list_or_404(Article.objects.all(), title__icontains="Run")
-[<Article: Run away!>]
-
-"""}

tests/modeltests/get_object_or_404/tests.py

@@ -0,0 +1,80 @@
+from django.http import Http404
+from django.shortcuts import get_object_or_404, get_list_or_404
+from django.test import TestCase
+
+from models import Author, Article
+
+
+class GetObjectOr404Tests(TestCase):
+    def test_get_object_or_404(self):
+        a1 = Author.objects.create(name="Brave Sir Robin")
+        a2 = Author.objects.create(name="Patsy")
+
+        # No Articles yet, so we should get a Http404 error.
+        self.assertRaises(Http404, get_object_or_404, Article, title="Foo")
+
+        article = Article.objects.create(title="Run away!")
+        article.authors = [a1, a2]
+        # get_object_or_404 can be passed a Model to query.
+        self.assertEqual(
+            get_object_or_404(Article, title__contains="Run"),
+            article
+        )
+
+        # We can also use the Article manager through an Author object.
+        self.assertEqual(
+            get_object_or_404(a1.article_set, title__contains="Run"),
+            article
+        )
+
+        # No articles containing "Camelot".  This should raise a Http404 error.
+        self.assertRaises(Http404,
+            get_object_or_404, a1.article_set, title__contains="Camelot"
+        )
+
+        # Custom managers can be used too.
+        self.assertEqual(
+            get_object_or_404(Article.by_a_sir, title="Run away!"),
+            article
+        )
+
+        # QuerySets can be used too.
+        self.assertEqual(
+            get_object_or_404(Article.objects.all(), title__contains="Run"),
+            article
+        )
+
+        # Just as when using a get() lookup, you will get an error if more than
+        # one object is returned.
+
+        self.assertRaises(Author.MultipleObjectsReturned,
+            get_object_or_404, Author.objects.all()
+        )
+
+        # Using an EmptyQuerySet raises a Http404 error.
+        self.assertRaises(Http404,
+            get_object_or_404, Article.objects.none(), title__contains="Run"
+        )
+
+        # get_list_or_404 can be used to get lists of objects
+        self.assertEqual(
+            get_list_or_404(a1.article_set, title__icontains="Run"),
+            [article]
+        )
+
+        # Http404 is returned if the list is empty.
+        self.assertRaises(Http404,
+            get_list_or_404, a1.article_set, title__icontains="Shrubbery"
+        )
+
+        # Custom managers can be used too.
+        self.assertEqual(
+            get_list_or_404(Article.by_a_sir, title__icontains="Run"),
+            [article]
+        )
+
+        # QuerySets can be used too.
+        self.assertEqual(
+            get_list_or_404(Article.objects.all(), title__icontains="Run"),
+            [article]
+        )