mirror of
https://github.com/Hopiu/django-cachalot.git
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315 lines
14 KiB
Python
315 lines
14 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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from datetime import date, datetime
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from decimal import Decimal
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from platform import python_version_tuple
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from unittest import skipUnless, skipIf
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from django import VERSION as django_version
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from django.core.cache import caches
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from django.core.cache.backends.filebased import FileBasedCache
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from django.db import connection
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from django.test import TransactionTestCase, override_settings
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from psycopg2.extras import NumericRange, DateRange, DateTimeTZRange
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from pytz import timezone
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if django_version >= (1, 8):
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from .models import PostgresModel, Test
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@skipUnless(connection.vendor == 'postgresql' and django_version >= (1, 8),
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'This test is only for PostgreSQL and Django >= 1.8')
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@skipIf(isinstance(caches['default'], FileBasedCache)
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and python_version_tuple()[:2] == ('2', '7'),
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'Caching psycopg2 objects is not working with file-based cache '
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'and Python 2.7 (see https://code.djangoproject.com/ticket/25501).')
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@override_settings(USE_TZ=True)
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class PostgresReadTest(TransactionTestCase):
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def setUp(self):
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PostgresModel.objects.create(
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int_array=[1, 2, 3],
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hstore={'a': 'b', 'c': None},
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int_range=[1900, 2000], float_range=[-1e3, 9.87654321],
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date_range=['1678-03-04', '1741-07-28'],
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datetime_range=[datetime(1989, 1, 30, 12, 20,
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tzinfo=timezone('Europe/Paris')), None])
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PostgresModel.objects.create(
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int_array=[4, None, 6],
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hstore={'a': '1', 'b': '2'},
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int_range=[1989, None], float_range=[0.0, None],
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date_range=['1989-01-30', None],
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datetime_range=[None, None])
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def test_unaccent(self):
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Test.objects.create(name='Clémentine')
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Test.objects.create(name='Clementine')
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qs = Test.objects.filter(name__unaccent='Clémentine')
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with self.assertNumQueries(1):
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data1 = [t.name for t in qs.all()]
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with self.assertNumQueries(0):
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data2 = [t.name for t in qs.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, ['Clementine', 'Clémentine'])
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def test_int_array(self):
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qs = PostgresModel.objects.all()
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with self.assertNumQueries(1):
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data1 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data2 = [o.int_array for o in qs.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [[1, 2, 3], [4, None, 6]])
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qs = PostgresModel.objects.filter(int_array__contains=[3])
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with self.assertNumQueries(1):
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data3 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data4 = [o.int_array for o in qs.all()]
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self.assertListEqual(data4, data3)
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self.assertListEqual(data4, [[1, 2, 3]])
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qs = PostgresModel.objects.filter(int_array__contained_by=[1, 2, 3,
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4, 5, 6])
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with self.assertNumQueries(1):
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data7 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data8 = [o.int_array for o in qs.all()]
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self.assertListEqual(data8, data7)
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self.assertListEqual(data8, [[1, 2, 3]])
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qs = PostgresModel.objects.filter(int_array__overlap=[3, 4])
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with self.assertNumQueries(1):
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data9 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data10 = [o.int_array for o in qs.all()]
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self.assertListEqual(data10, data9)
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self.assertListEqual(data10, [[1, 2, 3], [4, None, 6]])
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qs = PostgresModel.objects.filter(int_array__len__in=(2, 3))
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with self.assertNumQueries(1):
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data11 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data12 = [o.int_array for o in qs.all()]
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self.assertListEqual(data12, data11)
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self.assertListEqual(data12, [[1, 2, 3], [4, None, 6]])
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qs = PostgresModel.objects.filter(int_array__2=6)
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with self.assertNumQueries(1):
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data13 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data14 = [o.int_array for o in qs.all()]
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self.assertListEqual(data14, data13)
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self.assertListEqual(data14, [[4, None, 6]])
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qs = PostgresModel.objects.filter(int_array__0_2=(1, 2))
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with self.assertNumQueries(1):
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data15 = [o.int_array for o in qs.all()]
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with self.assertNumQueries(0):
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data16 = [o.int_array for o in qs.all()]
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self.assertListEqual(data16, data15)
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self.assertListEqual(data16, [[1, 2, 3]])
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def test_hstore(self):
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qs = PostgresModel.objects.all()
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with self.assertNumQueries(1):
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data1 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data2 = [o.hstore for o in qs.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [{'a': 'b', 'c': None},
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{'a': '1', 'b': '2'}])
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qs = PostgresModel.objects.filter(hstore__a='1')
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with self.assertNumQueries(1):
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data3 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data4 = [o.hstore for o in qs.all()]
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self.assertListEqual(data4, data3)
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self.assertListEqual(data4, [{'a': '1', 'b': '2'}])
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qs = PostgresModel.objects.filter(
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hstore__contains={'a': 'b'})
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with self.assertNumQueries(1):
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data5 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data6 = [o.hstore for o in qs.all()]
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self.assertListEqual(data6, data5)
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self.assertListEqual(data6, [{'a': 'b', 'c': None}])
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qs = PostgresModel.objects.filter(
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hstore__contained_by={'a': 'b', 'c': None, 'b': '2'})
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with self.assertNumQueries(1):
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data7 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data8 = [o.hstore for o in qs.all()]
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self.assertListEqual(data8, data7)
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self.assertListEqual(data8, [{'a': 'b', 'c': None}])
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qs = PostgresModel.objects.filter(hstore__has_key='c')
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with self.assertNumQueries(1):
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data9 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data10 = [o.hstore for o in qs.all()]
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self.assertListEqual(data10, data9)
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self.assertListEqual(data10, [{'a': 'b', 'c': None}])
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qs = PostgresModel.objects.filter(hstore__has_keys=['a', 'b'])
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with self.assertNumQueries(1):
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data11 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data12 = [o.hstore for o in qs.all()]
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self.assertListEqual(data12, data11)
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self.assertListEqual(data12, [{'a': '1', 'b': '2'}])
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qs = PostgresModel.objects.filter(hstore__keys=['a', 'b'])
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with self.assertNumQueries(1):
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data13 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data14 = [o.hstore for o in qs.all()]
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self.assertListEqual(data14, data13)
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self.assertListEqual(data14, [{'a': '1', 'b': '2'}])
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qs = PostgresModel.objects.filter(hstore__values=['1', '2'])
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with self.assertNumQueries(1):
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data15 = [o.hstore for o in qs.all()]
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with self.assertNumQueries(0):
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data16 = [o.hstore for o in qs.all()]
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self.assertListEqual(data16, data15)
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self.assertListEqual(data16, [{'a': '1', 'b': '2'}])
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def test_int_range(self):
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qs = PostgresModel.objects.all()
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with self.assertNumQueries(1):
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data1 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data2 = [o.int_range for o in qs.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [NumericRange(1900, 2000),
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NumericRange(1989)])
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qs = PostgresModel.objects.filter(int_range__contains=2015)
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with self.assertNumQueries(1):
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data3 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data4 = [o.int_range for o in qs.all()]
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self.assertListEqual(data4, data3)
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self.assertListEqual(data4, [NumericRange(1989)])
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qs = PostgresModel.objects.filter(
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int_range__contains=NumericRange(1950, 1990))
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with self.assertNumQueries(1):
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data5 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data6 = [o.int_range for o in qs.all()]
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self.assertListEqual(data6, data5)
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self.assertListEqual(data6, [NumericRange(1900, 2000)])
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qs = PostgresModel.objects.filter(
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int_range__contained_by=NumericRange(0, 2050))
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with self.assertNumQueries(1):
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data5 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data6 = [o.int_range for o in qs.all()]
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self.assertListEqual(data6, data5)
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self.assertListEqual(data6, [NumericRange(1900, 2000)])
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qs = PostgresModel.objects.filter(int_range__fully_lt=(2015, None))
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with self.assertNumQueries(1):
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data7 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data8 = [o.int_range for o in qs.all()]
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self.assertListEqual(data8, data7)
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self.assertListEqual(data8, [NumericRange(1900, 2000)])
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qs = PostgresModel.objects.filter(int_range__fully_gt=(1970, 1980))
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with self.assertNumQueries(1):
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data9 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data10 = [o.int_range for o in qs.all()]
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self.assertListEqual(data10, data9)
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self.assertListEqual(data10, [NumericRange(1989)])
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qs = PostgresModel.objects.filter(int_range__not_lt=(1970, 1980))
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with self.assertNumQueries(1):
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data11 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data12 = [o.int_range for o in qs.all()]
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self.assertListEqual(data12, data11)
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self.assertListEqual(data12, [NumericRange(1989)])
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qs = PostgresModel.objects.filter(int_range__not_gt=(1970, 1980))
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with self.assertNumQueries(1):
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data13 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data14 = [o.int_range for o in qs.all()]
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self.assertListEqual(data14, data13)
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self.assertListEqual(data14, [])
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qs = PostgresModel.objects.filter(int_range__adjacent_to=(1900, 1989))
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with self.assertNumQueries(1):
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data15 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data16 = [o.int_range for o in qs.all()]
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self.assertListEqual(data16, data15)
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self.assertListEqual(data16, [NumericRange(1989)])
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qs = PostgresModel.objects.filter(int_range__startswith=1900)
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with self.assertNumQueries(1):
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data17 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data18 = [o.int_range for o in qs.all()]
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self.assertListEqual(data18, data17)
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self.assertListEqual(data18, [NumericRange(1900, 2000)])
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qs = PostgresModel.objects.filter(int_range__endswith=2000)
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with self.assertNumQueries(1):
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data19 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data20 = [o.int_range for o in qs.all()]
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self.assertListEqual(data20, data19)
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self.assertListEqual(data20, [NumericRange(1900, 2000)])
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PostgresModel.objects.create(int_range=[1900, 1900])
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qs = PostgresModel.objects.filter(int_range__isempty=True)
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with self.assertNumQueries(1):
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data21 = [o.int_range for o in qs.all()]
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with self.assertNumQueries(0):
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data22 = [o.int_range for o in qs.all()]
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self.assertListEqual(data22, data21)
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self.assertListEqual(data22, [NumericRange(empty=True)])
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def test_float_range(self):
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with self.assertNumQueries(1):
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data1 = [o.float_range for o in PostgresModel.objects.all()]
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with self.assertNumQueries(0):
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data2 = [o.float_range for o in PostgresModel.objects.all()]
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self.assertListEqual(data2, data1)
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# For a strange reason, probably a misconception in psycopg2
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# or a bad name in django.contrib.postgres (less probable),
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# FloatRange returns decimals instead of floats.
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self.assertListEqual(data2, [
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NumericRange(Decimal('-1000.0'), Decimal('9.87654321')),
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NumericRange(Decimal('0.0'))])
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def test_date_range(self):
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with self.assertNumQueries(1):
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data1 = [o.date_range for o in PostgresModel.objects.all()]
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with self.assertNumQueries(0):
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data2 = [o.date_range for o in PostgresModel.objects.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [
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DateRange(date(1678, 3, 4), date(1741, 7, 28)),
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DateRange(date(1989, 1, 30))])
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def test_datetime_range(self):
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with self.assertNumQueries(1):
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data1 = [o.datetime_range for o in PostgresModel.objects.all()]
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with self.assertNumQueries(0):
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data2 = [o.datetime_range for o in PostgresModel.objects.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [
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DateTimeTZRange(datetime(1989, 1, 30, 12, 20,
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tzinfo=timezone('Europe/Paris'))),
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DateTimeTZRange(bounds='()')])
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