aerich/tests/backends/mysql/test_ddl.py
2020-05-19 17:45:41 +08:00

57 lines
2.4 KiB
Python

from tests.backends.mysql import DBTestCase
from tests.models import Category
class TestDDL(DBTestCase):
def test_create_table(self):
ret = self.ddl.create_table(Category)
self.assertEqual(
ret,
"""CREATE TABLE IF NOT EXISTS `category` (
`id` INT NOT NULL PRIMARY KEY AUTO_INCREMENT,
`slug` VARCHAR(200) NOT NULL,
`name` VARCHAR(200) NOT NULL,
`created_at` DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
`user_id` INT NOT NULL COMMENT 'User',
CONSTRAINT `fk_category_user_e2e3874c` FOREIGN KEY (`user_id`) REFERENCES `user` (`id`) ON DELETE CASCADE
) CHARACTER SET utf8mb4;""",
)
def test_drop_table(self):
ret = self.ddl.drop_table(Category)
self.assertEqual(ret, "DROP TABLE IF EXISTS category")
def test_add_column(self):
ret = self.ddl.add_column(Category, Category._meta.fields_map.get("name"))
self.assertEqual(ret, "ALTER TABLE category ADD `name` VARCHAR(200) NOT NULL")
def test_drop_column(self):
ret = self.ddl.drop_column(Category, "name")
self.assertEqual(ret, "ALTER TABLE category DROP COLUMN name")
self.assertEqual(ret, "ALTER TABLE category DROP COLUMN name")
def test_add_index(self):
ret = self.ddl.add_index(Category, ["name"])
self.assertEqual(ret, "ALTER TABLE category ADD INDEX idx_category_name_8b0cb9 (`name`)")
ret = self.ddl.add_index(Category, ["name"], True)
self.assertEqual(
ret, "ALTER TABLE category ADD UNIQUE INDEX uid_category_name_8b0cb9 (`name`)"
)
def test_drop_index(self):
ret = self.ddl.drop_index(Category, ["name"])
self.assertEqual(ret, "ALTER TABLE category DROP INDEX idx_category_name_8b0cb9")
ret = self.ddl.drop_index(Category, ["name"], True)
self.assertEqual(ret, "ALTER TABLE category DROP INDEX uid_category_name_8b0cb9")
def test_add_fk(self):
ret = self.ddl.add_fk(Category, Category._meta.fields_map.get("user"))
self.assertEqual(
ret,
"ALTER TABLE category ADD CONSTRAINT `fk_category_user_e2e3874c` FOREIGN KEY (`user_id`) REFERENCES `user` (`id`) ON DELETE CASCADE",
)
def test_drop_fk(self):
ret = self.ddl.drop_fk(Category, Category._meta.fields_map.get("user"))
self.assertEqual(ret, "ALTER TABLE category DROP FOREIGN KEY fk_category_user_e2e3874c")