make `python3 setup.py test` work

setup.cfg

+[aliases]
+test=pytest
 [flake8]
 max-line-length = 120
 exclude = opcua/ua/,opcua/common/event_objects.py,opcua/server/standard_address_space/standard_address_space*.py

setup.py

 from setuptools import setup, find_packages
 
-setup(name="asyncua",
-      version="0.5.0",
-      description="Pure Python OPC-UA client and server library",
-      author="Olivier Roulet-Dubonnet",
-      author_email="olivier.roulet@gmail.com",
-      url='http://freeopcua.github.io/',
-      packages=find_packages(),
-      provides=["asyncua"],
-      license="GNU Lesser General Public License v3 or later",
-      install_requires=["aiofiles", "asyncio-contextmanager", "python-dateutil", "pytz", "lxml"],
-      extras_require={
-          'encryption': ['cryptography']
-      },
-      classifiers=["Programming Language :: Python :: 3.6",
-                   "Programming Language :: Python :: 3.7",
-                   "Development Status :: 4 - Beta",
-                   "Intended Audience :: Developers",
-                   "Operating System :: OS Independent",
-                   "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
-                   "Topic :: Software Development :: Libraries :: Python Modules",
-                   ],
-      entry_points={'console_scripts':
-                    [
-                        'uaread = asyncua.tools:uaread',
-                        'uals = asyncua.tools:uals',
-                        'uabrowse = asyncua.tools:uals',
-                        'uawrite = asyncua.tools:uawrite',
-                        'uasubscribe = asyncua.tools:uasubscribe',
-                        'uahistoryread = asyncua.tools:uahistoryread',
-                        'uaclient = asyncua.tools:uaclient',
-                        'uaserver = asyncua.tools:uaserver',
-                        'uadiscover = asyncua.tools:uadiscover',
-                        'uacall = asyncua.tools:uacall',
-                        'uageneratestructs = asyncua.tools:uageneratestructs',
-                    ]
-                    }
-      )
+setup(
+    name="asyncua",
+    version="0.5.0",
+    description="Pure Python OPC-UA client and server library",
+    author="Olivier Roulet-Dubonnet",
+    author_email="olivier.roulet@gmail.com",
+    url='http://freeopcua.github.io/',
+    packages=find_packages(),
+    provides=["asyncua"],
+    license="GNU Lesser General Public License v3 or later",
+    install_requires=["aiofiles", "asyncio-contextmanager", "python-dateutil", "pytz", "lxml"],
+    extras_require={'encryption': ['cryptography']},
+    classifiers=[
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Development Status :: 4 - Beta",
+        "Intended Audience :: Developers",
+        "Operating System :: OS Independent",
+        "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
+        "Topic :: Software Development :: Libraries :: Python Modules",
+    ],
+    entry_points={
+        'console_scripts': [
+            'uaread = asyncua.tools:uaread',
+            'uals = asyncua.tools:uals',
+            'uabrowse = asyncua.tools:uals',
+            'uawrite = asyncua.tools:uawrite',
+            'uasubscribe = asyncua.tools:uasubscribe',
+            'uahistoryread = asyncua.tools:uahistoryread',
+            'uaclient = asyncua.tools:uaclient',
+            'uaserver = asyncua.tools:uaserver',
+            'uadiscover = asyncua.tools:uadiscover',
+            'uacall = asyncua.tools:uacall',
+            'uageneratestructs = asyncua.tools:uageneratestructs',
+        ]
+    },
+    setup_requires=['pytest-runner'],
+    tests_require=['pytest'],
+)

tests/tests.py

-import unittest
-import logging
-import sys
-sys.path.insert(0, "..")
-sys.path.insert(0, ".")
-
-
-from tests_cmd_lines import TestCmdLines
-from tests_server import TestServer, TestServerCaching, TestServerStartError
-from tests_client import TestClient
-from tests_standard_address_space import StandardAddressSpaceTests
-from tests_unit import TestUnit, TestMaskEnum
-from tests_history import TestHistory, TestHistorySQL, TestHistoryLimits, TestHistorySQLLimits
-from tests_crypto_connect import TestCryptoConnect
-from tests_uaerrors import TestUaErrors
-from tests_custom_structures import TypeDictionaryBuilderTest
-
-
-if __name__ == '__main__':
-    logging.basicConfig(level=logging.WARNING)
-    #l = logging.getLogger("asyncua.server.internal_subscription")
-    #l.setLevel(logging.DEBUG)
-    #l = logging.getLogger("asyncua.server.internal_server")
-    #l.setLevel(logging.DEBUG)
-
-    unittest.main(verbosity=3)