diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
new file mode 100644
index 0000000..3fe13a0
--- /dev/null
+++ b/.github/workflows/pytest.yml
@@ -0,0 +1,23 @@
+name: pytest
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+      - uses: actions/cache@v1
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements-dev.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements-dev.txt
+      - name: Test with pytest
+        run: |
+          make test
\ No newline at end of file
diff --git a/poetry.lock b/poetry.lock
index c952d18..9ff5fde 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -77,6 +77,15 @@ optional = false
 python-versions = ">=3.5"
 version = "0.13.0"
 
+[[package]]
+category = "dev"
+description = "Atomic file writes."
+marker = "sys_platform == \"win32\""
+name = "atomicwrites"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.4.0"
+
 [[package]]
 category = "dev"
 description = "Classes Without Boilerplate"
@@ -139,6 +148,15 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 version = "7.1.2"
 
+[[package]]
+category = "dev"
+description = "Cross-platform colored terminal text."
+marker = "sys_platform == \"win32\""
+name = "colorama"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+version = "0.4.3"
+
 [[package]]
 category = "main"
 description = "cryptography is a package which provides cryptographic recipes and primitives to Python developers."
@@ -202,6 +220,26 @@ optional = false
 python-versions = "*"
 version = "0.6.1"
 
+[[package]]
+category = "dev"
+description = "More routines for operating on iterables, beyond itertools"
+name = "more-itertools"
+optional = false
+python-versions = ">=3.5"
+version = "8.3.0"
+
+[[package]]
+category = "dev"
+description = "Core utilities for Python packages"
+name = "packaging"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "20.4"
+
+[package.dependencies]
+pyparsing = ">=2.0.2"
+six = "*"
+
 [[package]]
 category = "dev"
 description = "Utility library for gitignore style pattern matching of file paths."
@@ -210,6 +248,25 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 version = "0.8.0"
 
+[[package]]
+category = "dev"
+description = "plugin and hook calling mechanisms for python"
+name = "pluggy"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "0.13.1"
+
+[package.extras]
+dev = ["pre-commit", "tox"]
+
+[[package]]
+category = "dev"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+name = "py"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.8.1"
+
 [[package]]
 category = "dev"
 description = "Python style guide checker"
@@ -245,6 +302,14 @@ version = "0.9.2"
 [package.dependencies]
 cryptography = "*"
 
+[[package]]
+category = "dev"
+description = "Python parsing module"
+name = "pyparsing"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
+version = "2.4.7"
+
 [[package]]
 category = "main"
 description = "A SQL query builder API for Python"
@@ -253,6 +318,28 @@ optional = false
 python-versions = "*"
 version = "0.37.6"
 
+[[package]]
+category = "dev"
+description = "pytest: simple powerful testing with Python"
+name = "pytest"
+optional = false
+python-versions = ">=3.5"
+version = "5.4.2"
+
+[package.dependencies]
+atomicwrites = ">=1.0"
+attrs = ">=17.4.0"
+colorama = "*"
+more-itertools = ">=4.0.0"
+packaging = "*"
+pluggy = ">=0.12,<1.0"
+py = ">=1.5.0"
+wcwidth = "*"
+
+[package.extras]
+checkqa-mypy = ["mypy (v0.761)"]
+testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
+
 [[package]]
 category = "dev"
 description = "Alternative regular expression module, to replace re."
@@ -331,8 +418,16 @@ optional = false
 python-versions = "*"
 version = "3.7.4.2"
 
+[[package]]
+category = "dev"
+description = "Measures number of Terminal column cells of wide-character codes"
+name = "wcwidth"
+optional = false
+python-versions = "*"
+version = "0.1.9"
+
 [metadata]
-content-hash = "9ce51215dcc82924bab54fca5ee46097cb5ccc2f6ecd455994b9b9f37b801523"
+content-hash = "1f38996f0ce404419e0361a2545e8a42cc72bae8e5d69910bd29b152b77d2d38"
 python-versions = "^3.8"
 
 [metadata.files]
@@ -363,6 +458,10 @@ asynctest = [
     {file = "asynctest-0.13.0-py3-none-any.whl", hash = "sha256:5da6118a7e6d6b54d83a8f7197769d046922a44d2a99c21382f0a6e4fadae676"},
     {file = "asynctest-0.13.0.tar.gz", hash = "sha256:c27862842d15d83e6a34eb0b2866c323880eb3a75e4485b079ea11748fd77fac"},
 ]
+atomicwrites = [
+    {file = "atomicwrites-1.4.0-py2.py3-none-any.whl", hash = "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197"},
+    {file = "atomicwrites-1.4.0.tar.gz", hash = "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"},
+]
 attrs = [
     {file = "attrs-19.3.0-py2.py3-none-any.whl", hash = "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c"},
     {file = "attrs-19.3.0.tar.gz", hash = "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"},
@@ -408,6 +507,10 @@ click = [
     {file = "click-7.1.2-py2.py3-none-any.whl", hash = "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"},
     {file = "click-7.1.2.tar.gz", hash = "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a"},
 ]
+colorama = [
+    {file = "colorama-0.4.3-py2.py3-none-any.whl", hash = "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff"},
+    {file = "colorama-0.4.3.tar.gz", hash = "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"},
+]
 cryptography = [
     {file = "cryptography-2.9.2-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:daf54a4b07d67ad437ff239c8a4080cfd1cc7213df57d33c97de7b4738048d5e"},
     {file = "cryptography-2.9.2-cp27-cp27m-manylinux1_x86_64.whl", hash = "sha256:3b3eba865ea2754738616f87292b7f29448aec342a7c720956f8083d252bf28b"},
@@ -446,10 +549,26 @@ mccabe = [
     {file = "mccabe-0.6.1-py2.py3-none-any.whl", hash = "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42"},
     {file = "mccabe-0.6.1.tar.gz", hash = "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"},
 ]
+more-itertools = [
+    {file = "more-itertools-8.3.0.tar.gz", hash = "sha256:558bb897a2232f5e4f8e2399089e35aecb746e1f9191b6584a151647e89267be"},
+    {file = "more_itertools-8.3.0-py3-none-any.whl", hash = "sha256:7818f596b1e87be009031c7653d01acc46ed422e6656b394b0f765ce66ed4982"},
+]
+packaging = [
+    {file = "packaging-20.4-py2.py3-none-any.whl", hash = "sha256:998416ba6962ae7fbd6596850b80e17859a5753ba17c32284f67bfff33784181"},
+    {file = "packaging-20.4.tar.gz", hash = "sha256:4357f74f47b9c12db93624a82154e9b120fa8293699949152b22065d556079f8"},
+]
 pathspec = [
     {file = "pathspec-0.8.0-py2.py3-none-any.whl", hash = "sha256:7d91249d21749788d07a2d0f94147accd8f845507400749ea19c1ec9054a12b0"},
     {file = "pathspec-0.8.0.tar.gz", hash = "sha256:da45173eb3a6f2a5a487efba21f050af2b41948be6ab52b6a1e3ff22bb8b7061"},
 ]
+pluggy = [
+    {file = "pluggy-0.13.1-py2.py3-none-any.whl", hash = "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"},
+    {file = "pluggy-0.13.1.tar.gz", hash = "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0"},
+]
+py = [
+    {file = "py-1.8.1-py2.py3-none-any.whl", hash = "sha256:c20fdd83a5dbc0af9efd622bee9a5564e278f6380fffcacc43ba6f43db2813b0"},
+    {file = "py-1.8.1.tar.gz", hash = "sha256:5e27081401262157467ad6e7f851b7aa402c5852dbcb3dae06768434de5752aa"},
+]
 pycodestyle = [
     {file = "pycodestyle-2.6.0-py2.py3-none-any.whl", hash = "sha256:2295e7b2f6b5bd100585ebcb1f616591b652db8a741695b3d8f5d28bdc934367"},
     {file = "pycodestyle-2.6.0.tar.gz", hash = "sha256:c58a7d2815e0e8d7972bf1803331fb0152f867bd89adf8a01dfd55085434192e"},
@@ -466,9 +585,17 @@ pymysql = [
     {file = "PyMySQL-0.9.2-py2.py3-none-any.whl", hash = "sha256:95f057328357e0e13a30e67857a8c694878b0175797a9a203ee7adbfb9b1ec5f"},
     {file = "PyMySQL-0.9.2.tar.gz", hash = "sha256:9ec760cbb251c158c19d6c88c17ca00a8632bac713890e465b2be01fdc30713f"},
 ]
+pyparsing = [
+    {file = "pyparsing-2.4.7-py2.py3-none-any.whl", hash = "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"},
+    {file = "pyparsing-2.4.7.tar.gz", hash = "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1"},
+]
 pypika = [
     {file = "PyPika-0.37.6.tar.gz", hash = "sha256:64510fa36667e8bb654bdc1be5a3a77bac1dbc2f03d4848efac08e39d9cac6f5"},
 ]
+pytest = [
+    {file = "pytest-5.4.2-py3-none-any.whl", hash = "sha256:95c710d0a72d91c13fae35dce195633c929c3792f54125919847fdcdf7caa0d3"},
+    {file = "pytest-5.4.2.tar.gz", hash = "sha256:eb2b5e935f6a019317e455b6da83dd8650ac9ffd2ee73a7b657a30873d67a698"},
+]
 regex = [
     {file = "regex-2020.5.14-cp27-cp27m-win32.whl", hash = "sha256:e565569fc28e3ba3e475ec344d87ed3cd8ba2d575335359749298a0899fe122e"},
     {file = "regex-2020.5.14-cp27-cp27m-win_amd64.whl", hash = "sha256:d466967ac8e45244b9dfe302bbe5e3337f8dc4dec8d7d10f5e950d83b140d33a"},
@@ -537,3 +664,7 @@ typing-extensions = [
     {file = "typing_extensions-3.7.4.2-py3-none-any.whl", hash = "sha256:6e95524d8a547a91e08f404ae485bbb71962de46967e1b71a0cb89af24e761c5"},
     {file = "typing_extensions-3.7.4.2.tar.gz", hash = "sha256:79ee589a3caca649a9bfd2a8de4709837400dfa00b6cc81962a1e6a1815969ae"},
 ]
+wcwidth = [
+    {file = "wcwidth-0.1.9-py2.py3-none-any.whl", hash = "sha256:cafe2186b3c009a04067022ce1dcd79cb38d8d65ee4f4791b8888d6599d1bbe1"},
+    {file = "wcwidth-0.1.9.tar.gz", hash = "sha256:ee73862862a156bf77ff92b09034fc4825dd3af9cf81bc5b360668d425f3c5f1"},
+]
diff --git a/pyproject.toml b/pyproject.toml
index d065374..6702ad2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,6 +16,7 @@ asynctest = "*"
 flake8 = "*"
 isort = "*"
 black = "^19.10b0"
+pytest = "*"
 
 [tool.taskipy.tasks]
 export = "poetry export -f requirements.txt --without-hashes > requirements.txt"
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4caddd7..2b91103 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,22 +5,30 @@ appdirs==1.4.4
 async-generator==1.10
 asyncclick==7.0.9
 asynctest==0.13.0
+atomicwrites==1.4.0; sys_platform == "win32"
 attrs==19.3.0
 black==19.10b0
 cffi==1.14.0
 ciso8601==2.1.3; sys_platform != "win32" and implementation_name == "cpython"
 click==7.1.2
+colorama==0.4.3; sys_platform == "win32"
 cryptography==2.9.2
 flake8==3.8.1
 iso8601==0.1.12; sys_platform == "win32" or implementation_name != "cpython"
 isort==4.3.21
 mccabe==0.6.1
+more-itertools==8.3.0
+packaging==20.4
 pathspec==0.8.0
+pluggy==0.13.1
+py==1.8.1
 pycodestyle==2.6.0
 pycparser==2.20
 pyflakes==2.2.0
 pymysql==0.9.2
+pyparsing==2.4.7
 pypika==0.37.6
+pytest==5.4.2
 regex==2020.5.14
 six==1.14.0
 sniffio==1.1.0
@@ -29,3 +37,4 @@ toml==0.10.1
 -e git+https://github.com/tortoise/tortoise-orm.git@95c384a4742ee5980f8e4ae934bfdb0d8137bb40#egg=tortoise-orm
 typed-ast==1.4.1
 typing-extensions==3.7.4.2
+wcwidth==0.1.9
diff --git a/tests/backends/mysql/test_ddl.py b/tests/backends/mysql/test_ddl.py
index 7451b88..6f7ab9b 100644
--- a/tests/backends/mysql/test_ddl.py
+++ b/tests/backends/mysql/test_ddl.py
@@ -19,7 +19,7 @@ class TestDDL(DBTestCase):
 
     def test_drop_table(self):
         ret = self.ddl.drop_table(Category)
-        self.assertEqual(ret, "DROP TABLE category IF EXISTS")
+        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"))
@@ -28,6 +28,7 @@ class TestDDL(DBTestCase):
     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"])
@@ -47,9 +48,9 @@ class TestDDL(DBTestCase):
         ret = self.ddl.add_fk(Category, Category._meta.fields_map.get("user"))
         self.assertEqual(
             ret,
-            "ALTER TABLE category ADD CONSTRAINT `fk_category_user_366ffa6f` FOREIGN KEY (`user`) REFERENCES `user` (`id`) ON DELETE CASCADE",
+            "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_366ffa6f")
+        self.assertEqual(ret, "ALTER TABLE category DROP FOREIGN KEY fk_category_user_e2e3874c")