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-rw-r--r--tests/regressiontests/test_utils/python_25.py30
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/regressiontests/test_utils/python_25.py b/tests/regressiontests/test_utils/python_25.py
new file mode 100644
index 0000000000..a1e8a94d1e
--- /dev/null
+++ b/tests/regressiontests/test_utils/python_25.py
@@ -0,0 +1,30 @@
+from __future__ import with_statement
+
+from django.test import TestCase
+
+from models import Person
+
+
+class AssertNumQueriesTests(TestCase):
+ def test_simple(self):
+ with self.assertNumQueries(0):
+ pass
+
+ with self.assertNumQueries(1):
+ # Guy who wrote Linux
+ Person.objects.create(name="Linus Torvalds")
+
+ with self.assertNumQueries(2):
+ # Guy who owns the bagel place I like
+ Person.objects.create(name="Uncle Ricky")
+ self.assertEqual(Person.objects.count(), 2)
+
+ def test_failure(self):
+ with self.assertRaises(AssertionError) as exc_info:
+ with self.assertNumQueries(2):
+ Person.objects.count()
+ self.assertEqual(str(exc_info.exception), "1 != 2 : 1 queries executed, 2 expected")
+
+ with self.assertRaises(TypeError):
+ with self.assertNumQueries(4000):
+ raise TypeError