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19 lines
715 B
Python
19 lines
715 B
Python
from unittest import mock, skipUnless
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from django.db import OperationalError, connection
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from django.test import TestCase
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@skipUnless(connection.vendor == "sqlite", "SQLite tests.")
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class FeaturesTests(TestCase):
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def test_supports_json_field_operational_error(self):
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if hasattr(connection.features, "supports_json_field"):
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del connection.features.supports_json_field
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msg = "unable to open database file"
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with mock.patch(
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"django.db.backends.base.base.BaseDatabaseWrapper.cursor",
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side_effect=OperationalError(msg),
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):
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with self.assertRaisesMessage(OperationalError, msg):
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connection.features.supports_json_field
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