Moving away from setup.py test

Author: glenrobson

.github/workflows/test.yml

@@ -33,7 +33,7 @@ jobs:
         run: python setup.py install
 
       - name: Test
-        run: python setup.py test
+        run: python -m unittest discover -s tests -p "test*.py"
 
       - name: install coveralls
         run: pip install coveralls

setup.py

@@ -53,11 +53,6 @@ def run(self):
     extras_require={
         ':python_version>="3.6"': ["Pillow>=3.2.0"]
     },
-    test_suite="tests",
-    tests_require=[
-        "coverage",
-        "mock",
-    ],
     cmdclass={
         'coverage': Coverage,
     },