aerich/tests/test_ddl.py
2020-05-21 13:44:09 +08:00

115 lines
4.8 KiB
Python

from tortoise import Tortoise
from tortoise.backends.asyncpg.schema_generator import AsyncpgSchemaGenerator
from tortoise.backends.mysql.schema_generator import MySQLSchemaGenerator
from tortoise.backends.sqlite.schema_generator import SqliteSchemaGenerator
from tortoise.contrib import test
from aerich.ddl.mysql import MysqlDDL
from aerich.ddl.postgres import PostgresDDL
from aerich.ddl.sqlite import SqliteDDL
from tests.models import Category
class TestDDL(test.TruncationTestCase):
maxDiff = None
def setUp(self) -> None:
client = Tortoise.get_connection("models")
if client.schema_generator is MySQLSchemaGenerator:
self.ddl = MysqlDDL(client)
elif client.schema_generator is SqliteSchemaGenerator:
self.ddl = SqliteDDL(client)
elif client.schema_generator is AsyncpgSchemaGenerator:
self.ddl = PostgresDDL(client)
def test_create_table(self):
ret = self.ddl.create_table(Category)
if isinstance(self.ddl, MysqlDDL):
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;""",
)
elif isinstance(self.ddl, SqliteDDL):
self.assertEqual(
ret,
"""CREATE TABLE IF NOT EXISTS "category" (
"id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
"slug" VARCHAR(200) NOT NULL,
"name" VARCHAR(200) NOT NULL,
"created_at" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
"user_id" INT NOT NULL REFERENCES "user" ("id") ON DELETE CASCADE /* User */
);""",
)
elif isinstance(self.ddl, PostgresDDL):
self.assertEqual(
ret,
"""CREATE TABLE IF NOT EXISTS "category" (
"id" SERIAL NOT NULL PRIMARY KEY,
"slug" VARCHAR(200) NOT NULL,
"name" VARCHAR(200) NOT NULL,
"created_at" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
"user_id" INT NOT NULL REFERENCES "user" ("id") ON DELETE CASCADE
);
COMMENT ON COLUMN "category"."user_id" IS 'User';""",
)
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"))
if isinstance(self.ddl, MysqlDDL):
self.assertEqual(ret, "ALTER TABLE category ADD `name` VARCHAR(200) NOT NULL")
elif isinstance(self.ddl, PostgresDDL):
self.assertEqual(ret, 'ALTER TABLE category ADD "name" VARCHAR(200) NOT NULL')
elif isinstance(self.ddl, SqliteDDL):
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):
index = self.ddl.add_index(Category, ["name"])
index_u = self.ddl.add_index(Category, ["name"], True)
if isinstance(self.ddl, MysqlDDL):
self.assertEqual(
index, "ALTER TABLE category ADD INDEX idx_category_name_8b0cb9 (`name`)"
)
self.assertEqual(
index_u, "ALTER TABLE category ADD UNIQUE INDEX uid_category_name_8b0cb9 (`name`)"
)
elif isinstance(self.ddl, SqliteDDL):
self.assertEqual(
index_u, 'ALTER TABLE category ADD UNIQUE INDEX uid_category_name_8b0cb9 ("name")'
)
self.assertEqual(
index_u, '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")