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3ffeb93186
This commit touchs various parts of the code base and test framework. Any found usage of opening a cursor for the sake of initializing a connection has been replaced with 'ensure_connection()'.
47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.core.management.color import no_style
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from django.core.management.sql import custom_sql_for_model
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from django.db import connections, DEFAULT_DB_ALIAS
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from django.test import TestCase, override_settings
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from .models import Simple
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class InitialSQLTests(TestCase):
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"""
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The format of the included SQL file for this test suite is important.
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It must end with a trailing newline in order to test the fix for #2161.
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"""
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def test_initial_sql(self):
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"""
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As pointed out by #14661, test data loaded by custom SQL
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can't be relied upon; as a result, the test framework flushes the
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data contents before every test. This test validates that this has
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occurred.
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"""
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self.assertEqual(Simple.objects.count(), 0)
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def test_custom_sql(self):
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"""
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Simulate the custom SQL loading by migrate.
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"""
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connection = connections[DEFAULT_DB_ALIAS]
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custom_sql = custom_sql_for_model(Simple, no_style(), connection)
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self.assertEqual(len(custom_sql), 9)
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with connection.cursor() as cursor:
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for sql in custom_sql:
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cursor.execute(sql)
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self.assertEqual(Simple.objects.count(), 9)
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self.assertEqual(
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Simple.objects.get(name__contains='placeholders').name,
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'"100%" of % are not placeholders'
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)
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@override_settings(DEBUG=True)
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def test_custom_sql_debug(self):
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"""
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Same test, ensure that CursorDebugWrapper doesn't alter sql loading
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(#3485).
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"""
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self.test_custom_sql()
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