42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
from __future__ import with_statement
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from django.test import TestCase
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from models import Person
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class AssertNumQueriesContextManagerTests(TestCase):
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def test_simple(self):
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with self.assertNumQueries(0):
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pass
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with self.assertNumQueries(1):
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Person.objects.count()
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with self.assertNumQueries(2):
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Person.objects.count()
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Person.objects.count()
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def test_failure(self):
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with self.assertRaises(AssertionError) as exc_info:
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with self.assertNumQueries(2):
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Person.objects.count()
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self.assertIn("1 queries executed, 2 expected", str(exc_info.exception))
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with self.assertRaises(TypeError):
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with self.assertNumQueries(4000):
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raise TypeError
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def test_with_client(self):
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person = Person.objects.create(name="test")
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with self.assertNumQueries(1):
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self.client.get("/test_utils/get_person/%s/" % person.pk)
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with self.assertNumQueries(1):
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self.client.get("/test_utils/get_person/%s/" % person.pk)
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with self.assertNumQueries(2):
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self.client.get("/test_utils/get_person/%s/" % person.pk)
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self.client.get("/test_utils/get_person/%s/" % person.pk)
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