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Refs #31703 -- Moved MigrationAutodetector.suggest_name() to Migration.

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Allows expanding the method to inspect additional attributes of the
migration instance. For example, the Migration.initial attribute.
This commit is contained in:
Jon Dufresne 2020-06-13 10:06:05 -07:00 • committed by Mariusz Felisiak
parent 798835112d
commit bce180dd05
3 changed files with 55 additions and 38 deletions
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40
tests/migrations/test_autodetector.py
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@ -2481,25 +2481,39 @@ class AutodetectorTests(TestCase):
self.assertOperationAttributes(changes, 'app', 0, 1, name='book')
class AutodetectorSuggestNameTests(SimpleTestCase):
class MigrationSuggestNameTests(SimpleTestCase):
def test_single_operation(self):
ops = [migrations.CreateModel('Person', fields=[])]
self.assertEqual(MigrationAutodetector.suggest_name(ops), 'person')
ops = [migrations.DeleteModel('Person')]
self.assertEqual(MigrationAutodetector.suggest_name(ops), 'delete_person')
class Migration(migrations.Migration):
operations = [migrations.CreateModel('Person', fields=[])]
migration = Migration('0001_initial', 'test_app')
self.assertEqual(migration.suggest_name(), 'person')
class Migration(migrations.Migration):
operations = [migrations.DeleteModel('Person')]
migration = Migration('0002_initial', 'test_app')
self.assertEqual(migration.suggest_name(), 'delete_person')
def test_two_create_models(self):
ops = [
migrations.CreateModel('Person', fields=[]),
migrations.CreateModel('Animal', fields=[]),
]
self.assertEqual(MigrationAutodetector.suggest_name(ops), 'animal_person')
class Migration(migrations.Migration):
operations = [
migrations.CreateModel('Person', fields=[]),
migrations.CreateModel('Animal', fields=[]),
]
migration = Migration('0001_initial', 'test_app')
self.assertEqual(migration.suggest_name(), 'animal_person')
def test_none_name(self):
ops = [migrations.RunSQL('SELECT 1 FROM person;')]
suggest_name = MigrationAutodetector.suggest_name(ops)
class Migration(migrations.Migration):
operations = [migrations.RunSQL('SELECT 1 FROM person;')]
migration = Migration('0001_initial', 'test_app')
suggest_name = migration.suggest_name()
self.assertIs(suggest_name.startswith('auto_'), True)
def test_auto(self):
suggest_name = MigrationAutodetector.suggest_name([])
migration = migrations.Migration('0001_initial', 'test_app')
suggest_name = migration.suggest_name()
self.assertIs(suggest_name.startswith('auto_'), True)