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35 lines
1.3 KiB
Python
35 lines
1.3 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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from unittest import skipUnless
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from django import VERSION as django_version
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from django.db import connection
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from django.test import TransactionTestCase
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from psycopg2._range import NumericRange
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from .models import PostgresModel
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@skipUnless(connection.vendor == 'postgresql' and django_version[:2] >= (1, 8),
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'This test is only for PostgreSQL and Django >= 1.8')
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class PostgresReadTest(TransactionTestCase):
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def setUp(self):
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self.obj = PostgresModel.objects.create(
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int_array=[1, 2, 3], int_range=[1900, 2000])
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def test_int_array(self):
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with self.assertNumQueries(1):
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data1 = [o.int_array for o in PostgresModel.objects.all()]
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with self.assertNumQueries(0):
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data2 = [o.int_array for o in PostgresModel.objects.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [[1, 2, 3]])
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def test_int_range(self):
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with self.assertNumQueries(1):
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data1 = [o.int_range for o in PostgresModel.objects.all()]
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with self.assertNumQueries(0):
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data2 = [o.int_range for o in PostgresModel.objects.all()]
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self.assertListEqual(data2, data1)
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self.assertListEqual(data2, [NumericRange(1900, 2000)])
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