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[4.2.x] Fixed #34539 -- Restored get_prep_value() call when adapting JSONFields.

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Regression in 5c23d9f0c3.

Backport of 0ec60661e6 from main
This commit is contained in:
Julie Rymer
2023-05-15 15:19:38 +02:00
committed by Mariusz Felisiak
parent ddccecee91
commit 9c301814b0
4 changed files with 29 additions and 0 deletions
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23
tests/model_fields/test_jsonfield.py
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@@ -103,6 +103,29 @@ class TestMethods(SimpleTestCase):
with self.assertRaisesMessage(TypeError, msg):
KeyTransformTextLookupMixin(transform)
def test_get_prep_value(self):
class JSONFieldGetPrepValue(models.JSONField):
def get_prep_value(self, value):
if value is True:
return {"value": True}
return value
def noop_adapt_json_value(value, encoder):
return value
field = JSONFieldGetPrepValue()
with mock.patch.object(
connection.ops, "adapt_json_value", noop_adapt_json_value
):
self.assertEqual(
field.get_db_prep_value(True, connection, prepared=False),
{"value": True},
)
self.assertIs(
field.get_db_prep_value(True, connection, prepared=True), True
)
self.assertEqual(field.get_db_prep_value(1, connection, prepared=False), 1)
class TestValidation(SimpleTestCase):
def test_invalid_encoder(self):