test_migration.py 文件源码

def migrate(self, ops, state=None):
        class Migration(migrations.Migration):
            operations = ops
        migration = Migration('name', 'tests')
        inject_trigger_operations([(migration, False)])
        with connection.schema_editor() as schema_editor:
            return migration.apply(state or ProjectState.from_apps(self.apps), schema_editor)