update README.md

append new line in cp_models

CHANGELOG.md

@@ -1,71 +1,80 @@
-=========
+# ChangeLog
-ChangeLog
+
-=========
+## 0.2
-0.2
+
-===
+### 0.2.4
+
+- Raise error with SQLite unsupported features.
+- Fix Postgres alter table. (#48)
+- Add `Rename` support.
+
+### 0.2.3
+
+- Fix tortoise ssl config.
+- PostgreSQL add/drop index/unique.
+
+### 0.2.2
 
-0.2.2
------
 - Fix postgres drop fk.
 - Fix version sort.
 
-0.2.1
+### 0.2.1
------
+
 - Fix bug in windows.
 - Enhance PostgreSQL support.
 
-0.2.0
+### 0.2.0
------
+
-- Update model file find method.
+- Update model file find method.
-- Set ``--safe`` bool.
+- Set `--safe` bool.
+
+## 0.1
+
+### 0.1.9
 
-0.1
-===
-0.1.9
------
 - Fix default_connection when upgrade
 - Find default app instead of default.
 - Diff MySQL ddl.
 - Check tortoise config.
 
-0.1.8
+### 0.1.8
------
+
 - Fix upgrade error when migrate.
 - Fix init db sql error.
 - Support change column.
 
-0.1.7
+### 0.1.7
------
+
 - Exclude models.Aerich.
 - Add init record when init-db.
 - Fix version num str.
 
-0.1.6
+### 0.1.6
------
+
 - update dependency_links
 
-0.1.5
+### 0.1.5
------
+
 - Add sqlite and postgres support.
 - Fix dependency import.
 - Store versions in db.
 
-0.1.4
+### 0.1.4
------
+
 - Fix transaction and fields import.
 - Make unique index worked.
 - Add cli --version.
 
-0.1.3
+### 0.1.3
------
+
 - Support indexes and unique_together.
 
-0.1.2
+### 0.1.2
------
+
 - Now aerich support m2m.
 - Add cli cmd init-db.
 - Change cli options.
 
-0.1.1
+### 0.1.1
------
+
-- Now aerich is basic worked.
+- Now aerich is basic worked.

Makefile

@@ -40,17 +40,14 @@ test_sqlite:
 	$(py_warn) TEST_DB=sqlite://:memory: py.test
 
 test_mysql:
-	$(py_warn) TEST_DB="mysql://root:$(MYSQL_PASS)@$(MYSQL_HOST):$(MYSQL_PORT)/test_\{\}" py.test
+	$(py_warn) TEST_DB="mysql://root:$(MYSQL_PASS)@$(MYSQL_HOST):$(MYSQL_PORT)/test_\{\}" pytest -v -s
 
 test_postgres:
-	$(py_warn) TEST_DB="postgres://postgres:$(POSTGRES_PASS)@$(POSTGRES_HOST):$(POSTGRES_PORT)/test_\{\}" py.test
+	$(py_warn) TEST_DB="postgres://postgres:$(POSTGRES_PASS)@$(POSTGRES_HOST):$(POSTGRES_PORT)/test_\{\}" pytest
 
 testall: deps test_sqlite test_postgres test_mysql
 
 build: deps
 	@poetry build
 
-publish: deps
+ci: check testall
-	@poetry publish --build
-
-ci: check testall

README.md

@@ -5,8 +5,6 @@
 [![image](https://github.com/long2ice/aerich/workflows/pypi/badge.svg)](https://github.com/long2ice/aerich/actions?query=workflow:pypi)
 [![image](https://github.com/long2ice/aerich/workflows/test/badge.svg)](https://github.com/long2ice/aerich/actions?query=workflow:test)
 
-<a href="https://tracking.gitads.io/?repo=aerich"><img src="https://images.gitads.io/aerich" alt="GitAds"/></a>
-
 ## Introduction
 
 Tortoise-ORM is the best asyncio ORM now, but it lacks a database
@@ -99,14 +97,8 @@ Success create app migrate location ./migrations/models
 Success generate schema for app "models"
 ```
 
-::: {.note}
-::: {.title}
-Note
-:::
-
 If your Tortoise-ORM app is not default `models`, you must specify
 `--app` like `aerich --app other_models init-db`.
-:::
 
 ### Update models and make migrate
 
@@ -117,7 +109,9 @@ Success migrate 1_202029051520102929_drop_column.json
 ```
 
 Format of migrate filename is
-`{version_num}_{datetime}_{name|update}.json`
+`{version_num}_{datetime}_{name|update}.json`.
+
+And if `aerich` guess you are renaming a column, it will ask `Rename {old_column} to {new_column} [True]`, you can choice `True` to rename column without column drop, or choice `False` to drop column then create.
 
 ### Upgrade to latest version
 
@@ -155,28 +149,14 @@ $ aerich heads
 1_202029051520102929_drop_column.json
 ```
 
-## Limitations
-
-- Not support `rename column` now.
-- `Sqlite` and `Postgres` may not work as expected because I don\'t
-  use those in my work.
-
 ## Support this project
 
 - Just give a star!
 - Donation.
 
-### AliPay
+| AliPay                                                                                 | WeChatPay                                                                                 | PayPal                                                           |
-
+| -------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------- | ---------------------------------------------------------------- |
-<img width="200" src="https://github.com/long2ice/aerich/raw/dev/images/alipay.jpeg"/>
+| <img width="200" src="https://github.com/long2ice/aerich/raw/dev/images/alipay.jpeg"/> | <img width="200" src="https://github.com/long2ice/aerich/raw/dev/images/wechatpay.jpeg"/> | [PayPal](https://www.paypal.me/long2ice) to my account long2ice. |
-
-### WeChat Pay
-
-<img width="200" src="https://github.com/long2ice/aerich/raw/dev/images/wechatpay.jpeg"/>
-
-### PayPal
-
-Donate money by [paypal](https://www.paypal.me/long2ice) to my account long2ice.
 
 ## License
 

aerich/__init__.py

@@ -1 +1 @@
-__version__ = "0.2.2"
+__version__ = "0.2.4"

aerich/cli.py

@@ -1,9 +1,7 @@
-import functools
 import json
 import os
 import sys
 from configparser import ConfigParser
-from enum import Enum
 
 import asyncclick as click
 from asyncclick import Context, UsageError
@@ -16,28 +14,12 @@ from aerich.migrate import Migrate
 from aerich.utils import get_app_connection, get_app_connection_name, get_tortoise_config
 
 from . import __version__
+from .enums import Color
 from .models import Aerich
 
-
-class Color(str, Enum):
-    green = "green"
-    red = "red"
-    yellow = "yellow"
-
-
 parser = ConfigParser()
 
 
-def close_db(func):
-    @functools.wraps(func)
-    async def close_db_inner(*args, **kwargs):
-        result = await func(*args, **kwargs)
-        await Tortoise.close_connections()
-        return result
-
-    return close_db_inner
-
-
 @click.group(context_settings={"help_option_names": ["-h", "--help"]})
 @click.version_option(__version__, "-V", "--version")
 @click.option(
@@ -81,12 +63,10 @@ async def cli(ctx: Context, config, app, name):
 @cli.command(help="Generate migrate changes file.")
 @click.option("--name", default="update", show_default=True, help="Migrate name.")
 @click.pass_context
-@close_db
 async def migrate(ctx: Context, name):
     config = ctx.obj["config"]
     location = ctx.obj["location"]
     app = ctx.obj["app"]
-
     ret = await Migrate.migrate(name)
     if not ret:
         return click.secho("No changes detected", fg=Color.yellow)
@@ -96,7 +76,6 @@ async def migrate(ctx: Context, name):
 
 @cli.command(help="Upgrade to latest version.")
 @click.pass_context
-@close_db
 async def upgrade(ctx: Context):
     config = ctx.obj["config"]
     app = ctx.obj["app"]
@@ -123,7 +102,6 @@ async def upgrade(ctx: Context):
 
 @cli.command(help="Downgrade to previous version.")
 @click.pass_context
-@close_db
 async def downgrade(ctx: Context):
     app = ctx.obj["app"]
     config = ctx.obj["config"]
@@ -146,7 +124,6 @@ async def downgrade(ctx: Context):
 
 @cli.command(help="Show current available heads in migrate location.")
 @click.pass_context
-@close_db
 async def heads(ctx: Context):
     app = ctx.obj["app"]
     versions = Migrate.get_all_version_files()
@@ -161,7 +138,6 @@ async def heads(ctx: Context):
 
 @cli.command(help="List all migrate items.")
 @click.pass_context
-@close_db
 async def history(ctx: Context):
     versions = Migrate.get_all_version_files()
     for version in versions:
@@ -212,7 +188,6 @@ async def init(
     show_default=True,
 )
 @click.pass_context
-@close_db
 async def init_db(ctx: Context, safe):
     config = ctx.obj["config"]
     location = ctx.obj["location"]

aerich/ddl/__init__.py

@@ -11,6 +11,9 @@ class BaseDDL:
     _DROP_TABLE_TEMPLATE = 'DROP TABLE IF EXISTS "{table_name}"'
     _ADD_COLUMN_TEMPLATE = 'ALTER TABLE "{table_name}" ADD {column}'
     _DROP_COLUMN_TEMPLATE = 'ALTER TABLE "{table_name}" DROP COLUMN "{column_name}"'
+    _RENAME_COLUMN_TEMPLATE = (
+        'ALTER TABLE "{table_name}" RENAME COLUMN "{old_column_name}" TO "{new_column_name}"'
+    )
     _ADD_INDEX_TEMPLATE = (
         'ALTER TABLE "{table_name}" ADD {unique} INDEX "{index_name}" ({column_names})'
     )
@@ -125,6 +128,13 @@ class BaseDDL:
             ),
         )
 
+    def rename_column(self, model: "Type[Model]", old_column_name: str, new_column_name: str):
+        return self._RENAME_COLUMN_TEMPLATE.format(
+            table_name=model._meta.db_table,
+            old_column_name=old_column_name,
+            new_column_name=new_column_name,
+        )
+
     def add_index(self, model: "Type[Model]", field_names: List[str], unique=False):
         return self._ADD_INDEX_TEMPLATE.format(
             unique="UNIQUE" if unique else "",

aerich/ddl/mysql/__init__.py

@@ -9,6 +9,9 @@ class MysqlDDL(BaseDDL):
     _DROP_TABLE_TEMPLATE = "DROP TABLE IF EXISTS `{table_name}`"
     _ADD_COLUMN_TEMPLATE = "ALTER TABLE `{table_name}` ADD {column}"
     _DROP_COLUMN_TEMPLATE = "ALTER TABLE `{table_name}` DROP COLUMN `{column_name}`"
+    _RENAME_COLUMN_TEMPLATE = (
+        "ALTER TABLE `{table_name}` RENAME COLUMN `{old_column_name}` TO `{new_column_name}`"
+    )
     _ADD_INDEX_TEMPLATE = (
         "ALTER TABLE `{table_name}` ADD {unique} INDEX `{index_name}` ({column_names})"
     )

aerich/ddl/postgres/__init__.py

@@ -1,4 +1,4 @@
-from typing import Type
+from typing import List, Type
 
 from tortoise import Model
 from tortoise.backends.asyncpg.schema_generator import AsyncpgSchemaGenerator
@@ -10,6 +10,12 @@ from aerich.ddl import BaseDDL
 class PostgresDDL(BaseDDL):
     schema_generator_cls = AsyncpgSchemaGenerator
     DIALECT = AsyncpgSchemaGenerator.DIALECT
+    _ADD_INDEX_TEMPLATE = 'CREATE INDEX "{index_name}" ON "{table_name}" ({column_names})'
+    _ADD_UNIQUE_TEMPLATE = (
+        'ALTER TABLE "{table_name}" ADD CONSTRAINT "{index_name}" UNIQUE ({column_names})'
+    )
+    _DROP_INDEX_TEMPLATE = 'DROP INDEX "{index_name}"'
+    _DROP_UNIQUE_TEMPLATE = 'ALTER TABLE "{table_name}" DROP CONSTRAINT "{index_name}"'
     _ALTER_DEFAULT_TEMPLATE = 'ALTER TABLE "{table_name}" ALTER COLUMN "{column}" {default}'
     _ALTER_NULL_TEMPLATE = 'ALTER TABLE "{table_name}" ALTER COLUMN "{column}" {set_drop} NOT NULL'
     _MODIFY_COLUMN_TEMPLATE = 'ALTER TABLE "{table_name}" ALTER COLUMN "{column}" TYPE {datatype}'
@@ -41,6 +47,25 @@ class PostgresDDL(BaseDDL):
             datatype=field_object.get_for_dialect(self.DIALECT, "SQL_TYPE"),
         )
 
+    def add_index(self, model: "Type[Model]", field_names: List[str], unique=False):
+        template = self._ADD_UNIQUE_TEMPLATE if unique else self._ADD_INDEX_TEMPLATE
+        return template.format(
+            index_name=self.schema_generator._generate_index_name(
+                "uid" if unique else "idx", model, field_names
+            ),
+            table_name=model._meta.db_table,
+            column_names=", ".join([self.schema_generator.quote(f) for f in field_names]),
+        )
+
+    def drop_index(self, model: "Type[Model]", field_names: List[str], unique=False):
+        template = self._DROP_UNIQUE_TEMPLATE if unique else self._DROP_INDEX_TEMPLATE
+        return template.format(
+            index_name=self.schema_generator._generate_index_name(
+                "uid" if unique else "idx", model, field_names
+            ),
+            table_name=model._meta.db_table,
+        )
+
     def set_comment(self, model: "Type[Model]", field_object: Field):
         db_table = model._meta.db_table
         return self._SET_COMMENT_TEMPLATE.format(

aerich/ddl/sqlite/__init__.py

@@ -1,8 +1,19 @@
+from typing import Type
+
+from tortoise import Model
 from tortoise.backends.sqlite.schema_generator import SqliteSchemaGenerator
+from tortoise.fields import Field
 
 from aerich.ddl import BaseDDL
+from aerich.exceptions import NotSupportError
 
 
 class SqliteDDL(BaseDDL):
     schema_generator_cls = SqliteSchemaGenerator
     DIALECT = SqliteSchemaGenerator.DIALECT
+
+    def drop_column(self, model: "Type[Model]", column_name: str):
+        raise NotSupportError("Drop column is not support in SQLite.")
+
+    def modify_column(self, model: "Type[Model]", field_object: Field):
+        raise NotSupportError("Modify column is not support in SQLite.")

aerich/enums.py

@@ -0,0 +1,7 @@
+from enum import Enum
+
+
+class Color(str, Enum):
+    green = "green"
+    red = "red"
+    yellow = "yellow"

aerich/exceptions.py

@@ -1,6 +1,4 @@
-class ConfigurationError(Exception):
+class NotSupportError(Exception):
     """
-    config error
+    raise when features not support
     """
-
-    pass

aerich/migrate.py

@@ -1,11 +1,11 @@
 import json
 import os
 import re
-from copy import deepcopy
 from datetime import datetime
 from importlib import import_module
 from typing import Dict, List, Tuple, Type
 
+import click
 from tortoise import (
     BackwardFKRelation,
     BackwardOneToOneRelation,
@@ -29,6 +29,8 @@ class Migrate:
     _upgrade_m2m: List[str] = []
     _downgrade_m2m: List[str] = []
     _aerich = Aerich.__name__
+    _rename_old = []
+    _rename_new = []
 
     ddl: BaseDDL
     migrate_config: dict
@@ -46,7 +48,7 @@ class Migrate:
     def get_all_version_files(cls) -> List[str]:
         return sorted(
             filter(lambda x: x.endswith("json"), os.listdir(cls.migrate_location)),
-            key=lambda x: x.split("_")[0],
+            key=lambda x: int(x.split("_")[0]),
         )
 
     @classmethod
@@ -88,7 +90,7 @@ class Migrate:
 
     @classmethod
     async def generate_version(cls, name=None):
-        now = datetime.now().strftime("%Y%M%D%H%M%S").replace("/", "")
+        now = datetime.now().strftime("%Y%m%d%H%M%S").replace("/", "")
         last_version_num = await cls._get_last_version_num()
         if last_version_num is None:
             return f"0_{now}_init.json"
@@ -167,7 +169,7 @@ class Migrate:
             ret = re.sub(pattern, rf"\2{cls.diff_app}\4\5", content)
             mode = "w" if i == 0 else "a"
             with open(old_model_file, mode, encoding="utf-8") as f:
-                f.write(ret)
+                f.write(f"{ret}\n")
 
     @classmethod
     def _get_migrate_config(cls, config: dict, app: str, location: str):
@@ -178,14 +180,13 @@ class Migrate:
         :param location:
         :return:
         """
-        temp_config = deepcopy(config)
         path = os.path.join(location, app, cls.old_models)
         path = path.replace(os.sep, ".").lstrip(".")
-        temp_config["apps"][cls.diff_app] = {
+        config["apps"][cls.diff_app] = {
             "models": [path],
             "default_connection": config.get("apps").get(app).get("default_connection", "default"),
         }
-        return temp_config
+        return config
 
     @classmethod
     def write_old_models(cls, config: dict, app: str, location: str):
@@ -266,11 +267,37 @@ class Migrate:
             if cls._exclude_field(new_field, upgrade):
                 continue
             if new_key not in old_keys:
-                cls._add_operator(
+                new_field_dict = new_field.describe(serializable=True)
-                    cls._add_field(new_model, new_field),
+                new_field_dict.pop("name")
-                    upgrade,
+                new_field_dict.pop("db_column")
-                    isinstance(new_field, (ForeignKeyFieldInstance, ManyToManyFieldInstance)),
+                for diff_key in old_keys - new_keys:
-                )
+                    old_field = old_fields_map.get(diff_key)
+                    old_field_dict = old_field.describe(serializable=True)
+                    old_field_dict.pop("name")
+                    old_field_dict.pop("db_column")
+                    if old_field_dict == new_field_dict:
+                        if upgrade:
+                            is_rename = click.prompt(
+                                f"Rename {diff_key} to {new_key}",
+                                default=True,
+                                type=bool,
+                                show_choices=True,
+                            )
+                            cls._rename_new.append(new_key)
+                            cls._rename_old.append(diff_key)
+                        else:
+                            is_rename = diff_key in cls._rename_new
+                        if is_rename:
+                            cls._add_operator(
+                                cls._rename_field(new_model, old_field, new_field), upgrade,
+                            )
+                            break
+                else:
+                    cls._add_operator(
+                        cls._add_field(new_model, new_field),
+                        upgrade,
+                        isinstance(new_field, (ForeignKeyFieldInstance, ManyToManyFieldInstance)),
+                    )
             else:
                 old_field = old_fields_map.get(new_key)
                 new_field_dict = new_field.describe(serializable=True)
@@ -293,7 +320,12 @@ class Migrate:
                             cls._add_operator(
                                 cls._set_comment(new_model, new_field), upgrade=upgrade
                             )
-                    cls._add_operator(cls._modify_field(new_model, new_field), upgrade=upgrade)
+                        if new_field.field_type != old_field.field_type:
+                            cls._add_operator(
+                                cls._modify_field(new_model, new_field), upgrade=upgrade
+                            )
+                    else:
+                        cls._add_operator(cls._modify_field(new_model, new_field), upgrade=upgrade)
                 if (old_field.index and not new_field.index) or (
                     old_field.unique and not new_field.unique
                 ):
@@ -316,9 +348,12 @@ class Migrate:
         for old_key in old_keys:
             field = old_fields_map.get(old_key)
             if old_key not in new_keys and not cls._exclude_field(field, upgrade):
-                cls._add_operator(
+                if (upgrade and old_key not in cls._rename_old) or (
-                    cls._remove_field(old_model, field), upgrade, cls._is_fk_m2m(field),
+                    not upgrade and old_key not in cls._rename_new
-                )
+                ):
+                    cls._add_operator(
+                        cls._remove_field(old_model, field), upgrade, cls._is_fk_m2m(field),
+                    )
 
         for new_index in new_indexes:
             if new_index not in old_indexes:
@@ -410,6 +445,10 @@ class Migrate:
             return cls.ddl.drop_m2m(field)
         return cls.ddl.drop_column(model, field.model_field_name)
 
+    @classmethod
+    def _rename_field(cls, model: Type[Model], old_field: Field, new_field: Field):
+        return cls.ddl.rename_column(model, old_field.model_field_name, new_field.model_field_name)
+
     @classmethod
     def _add_fk(cls, model: Type[Model], field: ForeignKeyFieldInstance):
         """

conftest.py

@@ -31,24 +31,29 @@ def reset_migrate():
     Migrate._downgrade_m2m = []
 
 
-@pytest.fixture(scope="session")
+@pytest.yield_fixture(scope="session")
-def loop():
+def event_loop():
-    loop = asyncio.get_event_loop()
+    policy = asyncio.get_event_loop_policy()
-    return loop
+    res = policy.new_event_loop()
+    asyncio.set_event_loop(res)
+    res._close = res.close
+    res.close = lambda: None
+
+    yield res
+
+    res._close()
 
 
 @pytest.fixture(scope="session", autouse=True)
-def initialize_tests(loop, request):
+async def initialize_tests(event_loop, request):
     tortoise_orm["connections"]["diff_models"] = "sqlite://:memory:"
     tortoise_orm["apps"]["diff_models"] = {
         "models": ["tests.diff_models"],
         "default_connection": "diff_models",
     }
 
-    loop.run_until_complete(Tortoise.init(config=tortoise_orm, _create_db=True))
+    await Tortoise.init(config=tortoise_orm, _create_db=True)
-    loop.run_until_complete(
+    await generate_schema_for_client(Tortoise.get_connection("default"), safe=True)
-        generate_schema_for_client(Tortoise.get_connection("default"), safe=True)
-    )
 
     client = Tortoise.get_connection("default")
     if client.schema_generator is MySQLSchemaGenerator:
@@ -58,4 +63,4 @@ def initialize_tests(loop, request):
     elif client.schema_generator is AsyncpgSchemaGenerator:
         Migrate.ddl = PostgresDDL(client)
 
-    request.addfinalizer(lambda: loop.run_until_complete(Tortoise._drop_databases()))
+    request.addfinalizer(lambda: event_loop.run_until_complete(Tortoise._drop_databases()))

poetry.lock

@@ -28,19 +28,22 @@ category = "main"
 description = "High level compatibility layer for multiple asynchronous event loop implementations"
 name = "anyio"
 optional = false
-python-versions = ">=3.5.3"
+python-versions = ">=3.6.2"
-version = "1.4.0"
+version = "2.0.0"
 
 [package.dependencies]
-async-generator = "*"
 idna = ">=2.8"
 sniffio = ">=1.1"
 
+[package.dependencies.typing-extensions]
+python = "<3.8"
+version = "*"
+
 [package.extras]
-curio = ["curio (>=0.9)"]
+curio = ["curio (>=1.4)"]
 doc = ["sphinx-rtd-theme", "sphinx-autodoc-typehints (>=1.2.0)"]
-test = ["coverage (>=4.5)", "hypothesis (>=4.0)", "pytest (>=3.7.2)", "uvloop"]
+test = ["coverage (>=4.5)", "hypothesis (>=4.0)", "pytest (>=4.3)", "trustme", "uvloop"]
-trio = ["trio (>=0.12)"]
+trio = ["trio (>=0.16)"]
 
 [[package]]
 category = "dev"
@@ -58,24 +61,16 @@ optional = false
 python-versions = "*"
 version = "1.4.4"
 
-[[package]]
-category = "main"
-description = "Async generators and context managers for Python 3.5+"
-name = "async-generator"
-optional = false
-python-versions = ">=3.5"
-version = "1.10"
-
 [[package]]
 category = "main"
 description = "A simple anyio-compatible fork of Click, for powerful command line utilities."
 name = "asyncclick"
 optional = false
 python-versions = ">=3.6"
-version = "7.0.9"
+version = "7.1.2.1"
 
 [package.dependencies]
-anyio = "*"
+anyio = ">=2"
 
 [package.extras]
 dev = ["coverage", "pytest-runner", "pytest-trio", "pytest (>=3)", "sphinx", "tox"]
@@ -87,10 +82,10 @@ description = "An asyncio PostgreSQL driver"
 name = "asyncpg"
 optional = true
 python-versions = ">=3.5.0"
-version = "0.20.1"
+version = "0.21.0"
 
 [package.extras]
-dev = ["Cython (0.29.14)", "pytest (>=3.6.0)", "Sphinx (>=1.7.3,<1.8.0)", "sphinxcontrib-asyncio (>=0.2.0,<0.3.0)", "sphinx-rtd-theme (>=0.2.4,<0.3.0)", "pycodestyle (>=2.5.0,<2.6.0)", "flake8 (>=3.7.9,<3.8.0)", "uvloop (>=0.14.0,<0.15.0)"]
+dev = ["Cython (0.29.20)", "pytest (>=3.6.0)", "Sphinx (>=1.7.3,<1.8.0)", "sphinxcontrib-asyncio (>=0.2.0,<0.3.0)", "sphinx-rtd-theme (>=0.2.4,<0.3.0)", "pycodestyle (>=2.5.0,<2.6.0)", "flake8 (>=3.7.9,<3.8.0)", "uvloop (>=0.14.0,<0.15.0)"]
 docs = ["Sphinx (>=1.7.3,<1.8.0)", "sphinxcontrib-asyncio (>=0.2.0,<0.3.0)", "sphinx-rtd-theme (>=0.2.4,<0.3.0)"]
 test = ["pycodestyle (>=2.5.0,<2.6.0)", "flake8 (>=3.7.9,<3.8.0)", "uvloop (>=0.14.0,<0.15.0)"]
 
@@ -109,13 +104,13 @@ description = "Classes Without Boilerplate"
 name = "attrs"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
+version = "20.2.0"
 
 [package.extras]
-azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
+dev = ["coverage (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "sphinx", "sphinx-rtd-theme", "pre-commit"]
-dev = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "sphinx", "pre-commit"]
+docs = ["sphinx", "sphinx-rtd-theme", "zope.interface"]
-docs = ["sphinx", "zope.interface"]
+tests = ["coverage (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
-tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
+tests_no_zope = ["coverage (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six"]
 
 [[package]]
 category = "dev"
@@ -158,7 +153,7 @@ description = "Foreign Function Interface for Python calling C code."
 name = "cffi"
 optional = true
 python-versions = "*"
-version = "1.14.0"
+version = "1.14.3"
 
 [package.dependencies]
 pycparser = "*"
@@ -186,17 +181,17 @@ description = "cryptography is a package which provides cryptographic recipes an
 name = "cryptography"
 optional = true
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*"
-version = "2.9.2"
+version = "3.1.1"
 
 [package.dependencies]
 cffi = ">=1.8,<1.11.3 || >1.11.3"
 six = ">=1.4.1"
 
 [package.extras]
-docs = ["sphinx (>=1.6.5,<1.8.0 || >1.8.0)", "sphinx-rtd-theme"]
+docs = ["sphinx (>=1.6.5,<1.8.0 || >1.8.0,<3.1.0 || >3.1.0,<3.1.1 || >3.1.1)", "sphinx-rtd-theme"]
 docstest = ["doc8", "pyenchant (>=1.6.11)", "twine (>=1.12.0)", "sphinxcontrib-spelling (>=4.0.1)"]
-idna = ["idna (>=2.1)"]
+pep8test = ["black", "flake8", "flake8-import-order", "pep8-naming"]
-pep8test = ["flake8", "flake8-import-order", "pep8-naming"]
+ssh = ["bcrypt (>=3.1.5)"]
 test = ["pytest (>=3.6.0,<3.9.0 || >3.9.0,<3.9.1 || >3.9.1,<3.9.2 || >3.9.2)", "pretend", "iso8601", "pytz", "hypothesis (>=1.11.4,<3.79.2 || >3.79.2)"]
 
 [[package]]
@@ -247,7 +242,7 @@ description = "Python Git Library"
 name = "gitpython"
 optional = false
 python-versions = ">=3.4"
-version = "3.1.7"
+version = "3.1.8"
 
 [package.dependencies]
 gitdb = ">=4.0.1,<5"
@@ -267,7 +262,7 @@ marker = "python_version < \"3.8\""
 name = "importlib-metadata"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.7.0"
+version = "2.0.0"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -276,13 +271,21 @@ zipp = ">=0.5"
 docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "pep517", "importlib-resources (>=1.3)"]
 
+[[package]]
+category = "dev"
+description = "iniconfig: brain-dead simple config-ini parsing"
+name = "iniconfig"
+optional = false
+python-versions = "*"
+version = "1.0.1"
+
 [[package]]
 category = "main"
 description = "Simple module to parse ISO 8601 dates"
 name = "iso8601"
 optional = false
 python-versions = "*"
-version = "0.1.12"
+version = "0.1.13"
 
 [[package]]
 category = "dev"
@@ -290,10 +293,11 @@ description = "A Python utility / library to sort Python imports."
 name = "isort"
 optional = false
 python-versions = ">=3.6,<4.0"
-version = "5.1.3"
+version = "5.5.3"
 
 [package.extras]
-pipfile_deprecated_finder = ["pipreqs", "requirementslib", "tomlkit (>=0.5.3)"]
+colors = ["colorama (>=0.4.3,<0.5.0)"]
+pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
 requirements_deprecated_finder = ["pipreqs", "pip-api"]
 
 [[package]]
@@ -310,7 +314,7 @@ description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
 optional = false
 python-versions = ">=3.5"
-version = "8.4.0"
+version = "8.5.0"
 
 [[package]]
 category = "dev"
@@ -337,8 +341,8 @@ category = "dev"
 description = "Python Build Reasonableness"
 name = "pbr"
 optional = false
-python-versions = "*"
+python-versions = ">=2.6"
-version = "5.4.5"
+version = "5.5.0"
 
 [[package]]
 category = "dev"
@@ -426,7 +430,7 @@ description = "A SQL query builder API for Python"
 name = "pypika"
 optional = false
 python-versions = "*"
-version = "0.37.16"
+version = "0.39.1"
 
 [[package]]
 category = "dev"
@@ -434,24 +438,25 @@ description = "pytest: simple powerful testing with Python"
 name = "pytest"
 optional = false
 python-versions = ">=3.5"
-version = "5.4.3"
+version = "6.0.2"
 
 [package.dependencies]
 atomicwrites = ">=1.0"
 attrs = ">=17.4.0"
 colorama = "*"
+iniconfig = "*"
 more-itertools = ">=4.0.0"
 packaging = "*"
 pluggy = ">=0.12,<1.0"
-py = ">=1.5.0"
+py = ">=1.8.2"
-wcwidth = "*"
+toml = "*"
 
 [package.dependencies.importlib-metadata]
 python = "<3.8"
 version = ">=0.12"
 
 [package.extras]
-checkqa-mypy = ["mypy (v0.761)"]
+checkqa_mypy = ["mypy (0.780)"]
 testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
 
 [[package]]
@@ -474,26 +479,41 @@ description = "run tests in isolated forked subprocesses"
 name = "pytest-forked"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "1.2.0"
+version = "1.3.0"
 
 [package.dependencies]
-pytest = ">=3.1.0"
+py = "*"
+pytest = ">=3.10"
+
+[[package]]
+category = "dev"
+description = "Thin-wrapper around the mock package for easier use with pytest"
+name = "pytest-mock"
+optional = false
+python-versions = ">=3.5"
+version = "3.3.1"
+
+[package.dependencies]
+pytest = ">=5.0"
+
+[package.extras]
+dev = ["pre-commit", "tox", "pytest-asyncio"]
 
 [[package]]
 category = "dev"
 description = "pytest xdist plugin for distributed testing and loop-on-failing modes"
 name = "pytest-xdist"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.5"
-version = "1.33.0"
+version = "2.1.0"
 
 [package.dependencies]
 execnet = ">=1.1"
-pytest = ">=4.4.0"
+pytest = ">=6.0.0"
 pytest-forked = "*"
-six = "*"
 
 [package.extras]
+psutil = ["psutil (>=3.0)"]
 testing = ["filelock"]
 
 [[package]]
@@ -542,7 +562,7 @@ description = "Manage dynamic plugins for Python applications"
 name = "stevedore"
 optional = false
 python-versions = ">=3.6"
-version = "3.2.0"
+version = "3.2.2"
 
 [package.dependencies]
 pbr = ">=2.0.0,<2.1.0 || >2.1.0"
@@ -565,12 +585,12 @@ description = "Easy async ORM for python, built with relations in mind"
 name = "tortoise-orm"
 optional = false
 python-versions = "*"
-version = "0.16.13"
+version = "0.16.16"
 
 [package.dependencies]
 aiosqlite = ">=0.11.0"
 iso8601 = ">=0.1.12"
-pypika = ">=0.36.5"
+pypika = ">=0.39.0"
 typing-extensions = ">=3.7"
 
 [package.extras]
@@ -590,15 +610,7 @@ description = "Backported and Experimental Type Hints for Python 3.5+"
 name = "typing-extensions"
 optional = false
 python-versions = "*"
-version = "3.7.4.2"
+version = "3.7.4.3"
-
-[[package]]
-category = "dev"
-description = "Measures the displayed width of unicode strings in a terminal"
-name = "wcwidth"
-optional = false
-python-versions = "*"
-version = "0.2.5"
 
 [[package]]
 category = "dev"
@@ -607,17 +619,18 @@ marker = "python_version < \"3.8\""
 name = "zipp"
 optional = false
 python-versions = ">=3.6"
-version = "3.1.0"
+version = "3.2.0"
 
 [package.extras]
 docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
-testing = ["jaraco.itertools", "func-timeout"]
+testing = ["pytest (>=3.5,<3.7.3 || >3.7.3)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pytest-cov", "jaraco.test (>=3.2.0)", "jaraco.itertools", "func-timeout", "pytest-black (>=0.3.7)", "pytest-mypy"]
 
 [extras]
 dbdrivers = ["aiomysql", "asyncpg"]
 
 [metadata]
-content-hash = "2e02de89517b7461909007ef09e1697e78a4202ffe086444e6027a0a91db58b7"
+content-hash = "06f00778f783c4ad5b174a9c9ee80f4f0e38db9da9ff1012f09c7d306eaa0975"
+lock-version = "1.0"
 python-versions = "^3.7"
 
 [metadata.files]
@@ -630,8 +643,8 @@ aiosqlite = [
     {file = "aiosqlite-0.15.0.tar.gz", hash = "sha256:a2884793f4dc8f2798d90e1dfecb2b56a6d479cf039f7ec52356a7fd5f3bdc57"},
 ]
 anyio = [
-    {file = "anyio-1.4.0-py3-none-any.whl", hash = "sha256:9ee67e8131853f42957e214d4531cee6f2b66dda164a298d9686a768b7161a4f"},
+    {file = "anyio-2.0.0-py3-none-any.whl", hash = "sha256:0b8375c8fc665236cb4d143ea13e849eb9e074d727b1b5c27d88aba44ca8c547"},
-    {file = "anyio-1.4.0.tar.gz", hash = "sha256:95f60964fc4583f3f226f8dc275dfb02aefe7b39b85a999c6d14f4ec5323c1d8"},
+    {file = "anyio-2.0.0.tar.gz", hash = "sha256:ceca4669ffa3f02bf20ef3d6c2a0c323b16cdc71d1ce0b0bc03c6f1f36054826"},
 ]
 apipkg = [
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@@ -641,43 +654,43 @@ appdirs = [
     {file = "appdirs-1.4.4-py2.py3-none-any.whl", hash = "sha256:a841dacd6b99318a741b166adb07e19ee71a274450e68237b4650ca1055ab128"},
     {file = "appdirs-1.4.4.tar.gz", hash = "sha256:7d5d0167b2b1ba821647616af46a749d1c653740dd0d2415100fe26e27afdf41"},
 ]
-async-generator = [
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-    {file = "async_generator-1.10.tar.gz", hash = "sha256:6ebb3d106c12920aaae42ccb6f787ef5eefdcdd166ea3d628fa8476abe712144"},
-]
 asyncclick = [
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+    {file = "asyncclick-7.1.2.1.tar.gz", hash = "sha256:fe9fd8c44a6ae396e54471bd5f209838d46124e019ae701dd71a9c898928483b"},
 ]
 asyncpg = [
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@@ -913,15 +945,15 @@ sniffio = [
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@@ -947,15 +979,11 @@ typed-ast = [
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 ]

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aerich"
-version = "0.2.2"
+version = "0.2.4"
 description = "A database migrations tool for Tortoise ORM."
 authors = ["long2ice <long2ice@gmail.com>"]
 license = "Apache-2.0"
@@ -12,7 +12,7 @@ keywords = ["migrate", "Tortoise-ORM", "mysql"]
 packages = [
     { include = "aerich" }
 ]
-include = ["CHANGELOG.rst", "LICENSE", "README.md"]
+include = ["CHANGELOG.md", "LICENSE", "README.md"]
 
 [tool.poetry.dependencies]
 python = "^3.7"
@@ -30,6 +30,7 @@ pytest = "*"
 pytest-xdist = "*"
 pytest-asyncio = "*"
 bandit = "*"
+pytest-mock = "*"
 
 [tool.poetry.extras]
 dbdrivers = ["aiomysql", "asyncpg"]
@@ -39,4 +40,4 @@ requires = ["poetry>=0.12"]
 build-backend = "poetry.masonry.api"
 
 [tool.poetry.scripts]
-aerich = "aerich.cli:main"
+aerich = "aerich.cli:main"

tests/diff_models.py

@@ -22,9 +22,9 @@ class Status(IntEnum):
 
 
 class User(Model):
-    username = fields.CharField(max_length=20,)
+    username = fields.CharField(max_length=20)
     password = fields.CharField(max_length=200)
-    last_login = fields.DatetimeField(description="Last Login", default=datetime.datetime.now)
+    last_login_at = fields.DatetimeField(description="Last Login", default=datetime.datetime.now)
     is_active = fields.BooleanField(default=True, description="Is Active")
     is_superuser = fields.BooleanField(default=False, description="Is SuperUser")
     avatar = fields.CharField(max_length=200, default="")

tests/test_ddl.py

@@ -1,6 +1,9 @@
+import pytest
+
 from aerich.ddl.mysql import MysqlDDL
 from aerich.ddl.postgres import PostgresDDL
 from aerich.ddl.sqlite import SqliteDDL
+from aerich.exceptions import NotSupportError
 from aerich.migrate import Migrate
 from tests.models import Category, User
 
@@ -63,27 +66,26 @@ def test_add_column():
 
 
 def test_modify_column():
-    ret = Migrate.ddl.modify_column(Category, Category._meta.fields_map.get("name"))
+    if isinstance(Migrate.ddl, SqliteDDL):
-    if isinstance(Migrate.ddl, MysqlDDL):
+        with pytest.raises(NotSupportError):
-        assert ret == "ALTER TABLE `category` MODIFY COLUMN `name` VARCHAR(200) NOT NULL"
+            ret0 = Migrate.ddl.modify_column(Category, Category._meta.fields_map.get("name"))
-    elif isinstance(Migrate.ddl, PostgresDDL):
+            ret1 = Migrate.ddl.modify_column(User, User._meta.fields_map.get("is_active"))
-        assert ret == 'ALTER TABLE "category" ALTER COLUMN "name" TYPE VARCHAR(200)'
+
-    else:
+    else:
-        assert ret == 'ALTER TABLE "category" MODIFY COLUMN "name" VARCHAR(200) NOT NULL'
+        ret0 = Migrate.ddl.modify_column(Category, Category._meta.fields_map.get("name"))
+        ret1 = Migrate.ddl.modify_column(User, User._meta.fields_map.get("is_active"))
+    if isinstance(Migrate.ddl, MysqlDDL):
+        assert ret0 == "ALTER TABLE `category` MODIFY COLUMN `name` VARCHAR(200) NOT NULL"
+    elif isinstance(Migrate.ddl, PostgresDDL):
+        assert ret0 == 'ALTER TABLE "category" ALTER COLUMN "name" TYPE VARCHAR(200)'
 
-    ret = Migrate.ddl.modify_column(User, User._meta.fields_map.get("is_active"))
     if isinstance(Migrate.ddl, MysqlDDL):
         assert (
-            ret
+            ret1
             == "ALTER TABLE `user` MODIFY COLUMN `is_active` BOOL NOT NULL  COMMENT 'Is Active' DEFAULT 1"
         )
     elif isinstance(Migrate.ddl, PostgresDDL):
-        assert ret == 'ALTER TABLE "user" ALTER COLUMN "is_active" TYPE BOOL'
+        assert ret1 == 'ALTER TABLE "user" ALTER COLUMN "is_active" TYPE BOOL'
-    else:
-        assert (
-            ret
-            == 'ALTER TABLE "user" MODIFY COLUMN "is_active" INT NOT NULL  DEFAULT 1 /* Is Active */'
-        )
 
 
 def test_alter_column_default():
@@ -131,10 +133,14 @@ def test_set_comment():
 
 
 def test_drop_column():
-    ret = Migrate.ddl.drop_column(Category, "name")
+    if isinstance(Migrate.ddl, SqliteDDL):
+        with pytest.raises(NotSupportError):
+            ret = Migrate.ddl.drop_column(Category, "name")
+    else:
+        ret = Migrate.ddl.drop_column(Category, "name")
     if isinstance(Migrate.ddl, MysqlDDL):
         assert ret == "ALTER TABLE `category` DROP COLUMN `name`"
-    else:
+    elif isinstance(Migrate.ddl, PostgresDDL):
         assert ret == 'ALTER TABLE "category" DROP COLUMN "name"'
 
 
@@ -146,6 +152,12 @@ def test_add_index():
         assert (
             index_u == "ALTER TABLE `category` ADD UNIQUE INDEX `uid_category_name_8b0cb9` (`name`)"
         )
+    elif isinstance(Migrate.ddl, PostgresDDL):
+        assert index == 'CREATE INDEX "idx_category_name_8b0cb9" ON "category" ("name")'
+        assert (
+            index_u
+            == 'ALTER TABLE "category" ADD CONSTRAINT "uid_category_name_8b0cb9" UNIQUE ("name")'
+        )
     else:
         assert index == 'ALTER TABLE "category" ADD  INDEX "idx_category_name_8b0cb9" ("name")'
         assert (
@@ -155,10 +167,16 @@ def test_add_index():
 
 def test_drop_index():
     ret = Migrate.ddl.drop_index(Category, ["name"])
+    ret_u = Migrate.ddl.drop_index(Category, ["name"], True)
     if isinstance(Migrate.ddl, MysqlDDL):
         assert ret == "ALTER TABLE `category` DROP INDEX `idx_category_name_8b0cb9`"
+        assert ret_u == "ALTER TABLE `category` DROP INDEX `uid_category_name_8b0cb9`"
+    elif isinstance(Migrate.ddl, PostgresDDL):
+        assert ret == 'DROP INDEX "idx_category_name_8b0cb9"'
+        assert ret_u == 'ALTER TABLE "category" DROP CONSTRAINT "uid_category_name_8b0cb9"'
     else:
         assert ret == 'ALTER TABLE "category" DROP INDEX "idx_category_name_8b0cb9"'
+        assert ret_u == 'ALTER TABLE "category" DROP INDEX "uid_category_name_8b0cb9"'
 
 
 def test_add_fk():

tests/test_migrate.py

@@ -1,30 +1,72 @@
+import pytest
+from pytest_mock import MockerFixture
 from tortoise import Tortoise
 
 from aerich.ddl.mysql import MysqlDDL
+from aerich.ddl.postgres import PostgresDDL
+from aerich.ddl.sqlite import SqliteDDL
+from aerich.exceptions import NotSupportError
 from aerich.migrate import Migrate
 
 
-def test_migrate():
+def test_migrate(mocker: MockerFixture):
+    mocker.patch("click.prompt", return_value=True)
     apps = Tortoise.apps
     models = apps.get("models")
     diff_models = apps.get("diff_models")
     Migrate.diff_models(diff_models, models)
-    Migrate.diff_models(models, diff_models, False)
+    if isinstance(Migrate.ddl, SqliteDDL):
+        with pytest.raises(NotSupportError):
+            Migrate.diff_models(models, diff_models, False)
+    else:
+        Migrate.diff_models(models, diff_models, False)
     if isinstance(Migrate.ddl, MysqlDDL):
         assert Migrate.upgrade_operators == [
             "ALTER TABLE `category` ADD `name` VARCHAR(200) NOT NULL",
             "ALTER TABLE `user` ADD UNIQUE INDEX `uid_user_usernam_9987ab` (`username`)",
+            "ALTER TABLE `user` RENAME COLUMN `last_login_at` TO `last_login`",
         ]
         assert Migrate.downgrade_operators == [
             "ALTER TABLE `category` DROP COLUMN `name`",
             "ALTER TABLE `user` DROP INDEX `uid_user_usernam_9987ab`",
+            "ALTER TABLE `user` RENAME COLUMN `last_login` TO `last_login_at`",
         ]
-    else:
+    elif isinstance(Migrate.ddl, PostgresDDL):
         assert Migrate.upgrade_operators == [
             'ALTER TABLE "category" ADD "name" VARCHAR(200) NOT NULL',
-            'ALTER TABLE "user" ADD UNIQUE INDEX "uid_user_usernam_9987ab" ("username")',
+            'ALTER TABLE "user" ADD CONSTRAINT "uid_user_usernam_9987ab" UNIQUE ("username")',
+            'ALTER TABLE "user" RENAME COLUMN "last_login_at" TO "last_login"',
         ]
         assert Migrate.downgrade_operators == [
             'ALTER TABLE "category" DROP COLUMN "name"',
-            'ALTER TABLE "user" DROP INDEX "uid_user_usernam_9987ab"',
+            'ALTER TABLE "user" DROP CONSTRAINT "uid_user_usernam_9987ab"',
+            'ALTER TABLE "user" RENAME COLUMN "last_login" TO "last_login_at"',
         ]
+    elif isinstance(Migrate.ddl, SqliteDDL):
+        assert Migrate.upgrade_operators == [
+            'ALTER TABLE "category" ADD "name" VARCHAR(200) NOT NULL',
+            'ALTER TABLE "user" ADD UNIQUE INDEX "uid_user_usernam_9987ab" ("username")',
+            'ALTER TABLE "user" RENAME COLUMN "last_login_at" TO "last_login"',
+        ]
+        assert Migrate.downgrade_operators == []
+
+
+def test_sort_all_version_files(mocker):
+    mocker.patch(
+        "os.listdir",
+        return_value=[
+            "1_datetime_update.json",
+            "11_datetime_update.json",
+            "10_datetime_update.json",
+            "2_datetime_update.json",
+        ],
+    )
+
+    Migrate.migrate_location = "."
+
+    assert Migrate.get_all_version_files() == [
+        "1_datetime_update.json",
+        "2_datetime_update.json",
+        "10_datetime_update.json",
+        "11_datetime_update.json",
+    ]