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30 lines
1.0 KiB
Python
30 lines
1.0 KiB
Python
import unittest
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from django.db import connection
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from django.test import TestCase
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from ..models import Person
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@unittest.skipUnless(connection.vendor == "postgresql", "Test only for PostgreSQL")
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class DatabaseSequenceTests(TestCase):
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def test_get_sequences(self):
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with connection.cursor() as cursor:
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seqs = connection.introspection.get_sequences(cursor, Person._meta.db_table)
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self.assertEqual(
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seqs,
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[
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{
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"table": Person._meta.db_table,
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"column": "id",
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"name": "backends_person_id_seq",
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}
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],
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)
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cursor.execute("ALTER SEQUENCE backends_person_id_seq RENAME TO pers_seq")
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seqs = connection.introspection.get_sequences(cursor, Person._meta.db_table)
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self.assertEqual(
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seqs,
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[{"table": Person._meta.db_table, "column": "id", "name": "pers_seq"}],
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)
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