fix setup.py to install test requirements

setup.py

@@ -14,11 +14,15 @@
 ]
 
 tests_require = [
-    'pytest==5.4.3',
-    'pytest-cov',
-    'pytest-django',
-    'coverage',
-    'mock'
+    "pytest==5.4.3",
+    "pytest-cov==2.11.1",
+    "pytest-django==3.9.0",
+    "pytest-mock==3.5.1"
+    "pylama==7.7.1"
+    "pylint==2.7.3"
+    "pytest-black==0.3.12"
+    "black==21.5b0",
+    "django-environ==0.4.5",
 ]
 
 
@@ -47,6 +51,10 @@
         "Topic :: Security :: Cryptography",
         "Topic :: Communications",
     ],
+    setup_requires=["pytest-runner"],
     install_requires=install_requires,
     tests_require=tests_require,
+    extras_require={
+        "tests": tests_require,
+    },
 )