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35 lines
1.5 KiB
Python
35 lines
1.5 KiB
Python
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from datetime import date
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from . import PostgreSQLTestCase
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from .models import (
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HStoreModel, IntegerArrayModel, JSONModel, NestedIntegerArrayModel,
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NullableIntegerArrayModel, OtherTypesArrayModel, RangesModel,
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)
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try:
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from psycopg2.extras import NumericRange, DateRange
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except ImportError:
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pass # psycopg2 isn't installed.
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class BulkSaveTests(PostgreSQLTestCase):
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def test_bulk_update(self):
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test_data = [
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(IntegerArrayModel, 'field', [], [1, 2, 3]),
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(NullableIntegerArrayModel, 'field', [1, 2, 3], None),
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(JSONModel, 'field', {'a': 'b'}, {'c': 'd'}),
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(NestedIntegerArrayModel, 'field', [], [[1, 2, 3]]),
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(HStoreModel, 'field', {}, {1: 2}),
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(RangesModel, 'ints', None, NumericRange(lower=1, upper=10)),
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(RangesModel, 'dates', None, DateRange(lower=date.today(), upper=date.today())),
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(OtherTypesArrayModel, 'ips', [], ['1.2.3.4']),
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(OtherTypesArrayModel, 'json', [], [{'a': 'b'}])
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]
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for Model, field, initial, new in test_data:
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with self.subTest(model=Model, field=field):
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instances = Model.objects.bulk_create(Model(**{field: initial}) for _ in range(20))
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for instance in instances:
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setattr(instance, field, new)
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Model.objects.bulk_update(instances, [field])
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self.assertSequenceEqual(Model.objects.filter(**{field: new}), instances)
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