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47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from datetime import date
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from . import PostgreSQLTestCase
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from .models import (
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HStoreModel,
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IntegerArrayModel,
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NestedIntegerArrayModel,
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NullableIntegerArrayModel,
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OtherTypesArrayModel,
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RangesModel,
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)
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try:
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from psycopg2.extras import DateRange, NumericRange
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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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(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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(
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RangesModel,
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"dates",
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None,
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DateRange(lower=date.today(), upper=date.today()),
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),
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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(
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Model(**{field: initial}) for _ in range(20)
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)
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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(
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Model.objects.filter(**{field: new}), instances
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)
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