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author | Mariusz Felisiak <felisiak.mariusz@gmail.com> | 2022-04-29 21:43:55 +0200 |
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committer | GitHub <noreply@github.com> | 2022-04-29 21:43:55 +0200 |
commit | 1b3a949ba26ca8fefde7fa224e11c4aadbbdd724 (patch) | |
tree | 04bd3b26c8a0ea04eecd59389dbd39104a96c3ee /tests/schema | |
parent | f0ba799edf4f9948da28b5df2000a092ad6a150d (diff) | |
download | django-1b3a949ba26ca8fefde7fa224e11c4aadbbdd724.tar.gz |
Refs #33671 -- Fixed migrations crash when adding collation to a primary key on Oracle.
Diffstat (limited to 'tests/schema')
-rw-r--r-- | tests/schema/tests.py | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/schema/tests.py b/tests/schema/tests.py index 3fe41f5336..2d12796cbd 100644 --- a/tests/schema/tests.py +++ b/tests/schema/tests.py @@ -4608,6 +4608,31 @@ class SchemaTests(TransactionTestCase): editor.alter_field(Author, new_field, old_field, strict=True) self.assertIsNone(self.get_column_collation(Author._meta.db_table, "name")) + @skipUnlessDBFeature("supports_collation_on_charfield") + def test_alter_primary_key_db_collation(self): + collation = connection.features.test_collations.get("non_default") + if not collation: + self.skipTest("Language collations are not supported.") + + with connection.schema_editor() as editor: + editor.create_model(Thing) + + old_field = Thing._meta.get_field("when") + new_field = CharField(max_length=1, db_collation=collation, primary_key=True) + new_field.set_attributes_from_name("when") + new_field.model = Thing + with connection.schema_editor() as editor: + editor.alter_field(Thing, old_field, new_field, strict=True) + self.assertEqual(self.get_primary_key(Thing._meta.db_table), "when") + self.assertEqual( + self.get_column_collation(Thing._meta.db_table, "when"), + collation, + ) + with connection.schema_editor() as editor: + editor.alter_field(Thing, new_field, old_field, strict=True) + self.assertEqual(self.get_primary_key(Thing._meta.db_table), "when") + self.assertIsNone(self.get_column_collation(Thing._meta.db_table, "when")) + @skipUnlessDBFeature( "supports_collation_on_charfield", "supports_collation_on_textfield" ) |