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Fixed #25551 -- Fixed migration operations ordering when adding fields and a unique_together constraint.

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Ana Vojnovic 2015-11-07 15:26:25 +01:00 • committed by Tim Graham
parent 8092745593
commit 73a6ab6382
2 changed files with 58 additions and 33 deletions
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28
tests/migrations/test_autodetector.py
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@ -1174,6 +1174,34 @@ class AutodetectorTests(TestCase):
self.assertOperationAttributes(changes, "otherapp", 0, 1, name="book", unique_together={("title", "newfield")})
self.assertOperationAttributes(changes, "otherapp", 0, 2, name="book", index_together={("title", "newfield")})
def test_create_model_and_unique_together(self):
author = ModelState("otherapp", "Author", [
("id", models.AutoField(primary_key=True)),
("name", models.CharField(max_length=200)),
])
book_with_author = ModelState("otherapp", "Book", [
("id", models.AutoField(primary_key=True)),
("author", models.ForeignKey("otherapp.Author", models.CASCADE)),
("title", models.CharField(max_length=200)),
], {
"index_together": {("title", "author")},
"unique_together": {("title", "author")},
})
before = self.make_project_state([self.book_with_no_author])
after = self.make_project_state([author, book_with_author])
autodetector = MigrationAutodetector(before, after)
changes = autodetector._detect_changes()
# Right number of migrations?
self.assertEqual(len(changes['otherapp']), 1)
# Right number of actions?
migration = changes['otherapp'][0]
self.assertEqual(len(migration.operations), 4)
# Right actions order?
self.assertOperationTypes(
changes, 'otherapp', 0,
['CreateModel', 'AddField', 'AlterUniqueTogether', 'AlterIndexTogether']
)
def test_remove_field_and_foo_together(self):
"""
Tests that removed fields will be removed after updating