From b50815ee418b38e719476c2d5f6e2bc69f686927 Mon Sep 17 00:00:00 2001 From: Simon Charette Date: Tue, 24 May 2016 15:29:11 -0400 Subject: Refs #25530 -- Renamed deferred SQL references on rename operation. --- tests/schema/tests.py | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'tests/schema') diff --git a/tests/schema/tests.py b/tests/schema/tests.py index d2707ecea7..f4612a5dee 100644 --- a/tests/schema/tests.py +++ b/tests/schema/tests.py @@ -2359,3 +2359,32 @@ class SchemaTests(TransactionTestCase): doc = Document.objects.create(name='Test Name') student = Student.objects.create(name='Some man') doc.students.add(student) + + def test_rename_table_renames_deferred_sql_references(self): + with connection.schema_editor() as editor: + editor.create_model(Author) + editor.create_model(Book) + editor.alter_db_table(Author, 'schema_author', 'schema_renamed_author') + editor.alter_db_table(Author, 'schema_book', 'schema_renamed_book') + self.assertGreater(len(editor.deferred_sql), 0) + for statement in editor.deferred_sql: + self.assertIs(statement.references_table('schema_author'), False) + self.assertIs(statement.references_table('schema_book'), False) + + @unittest.skipIf(connection.vendor == 'sqlite', 'SQLite naively remakes the table on field alteration.') + def test_rename_column_renames_deferred_sql_references(self): + with connection.schema_editor() as editor: + editor.create_model(Author) + editor.create_model(Book) + old_title = Book._meta.get_field('title') + new_title = CharField(max_length=100, db_index=True) + new_title.set_attributes_from_name('renamed_title') + editor.alter_field(Book, old_title, new_title) + old_author = Book._meta.get_field('author') + new_author = ForeignKey(Author, CASCADE) + new_author.set_attributes_from_name('renamed_author') + editor.alter_field(Book, old_author, new_author) + self.assertGreater(len(editor.deferred_sql), 0) + for statement in editor.deferred_sql: + self.assertIs(statement.references_column('book', 'title'), False) + self.assertIs(statement.references_column('book', 'author_id'), False) -- cgit v1.3