devel/py-yappi: Convert to USE_PYTHON=unittest

devel/py-yappi/Makefile

@@ -15,12 +15,12 @@ LICENSE_FILE=	${WRKSRC}/LICENSE
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}gevent>=20.6.2:devel/py-gevent@${PY_FLAVOR}
 
 USES=		python:3.6+
-USE_PYTHON=	autoplist concurrent distutils
+USE_PYTHON=	autoplist concurrent distutils unittest
+
+TEST_ARGS=	discover -s tests
+TEST_ENV=	PYTHONPATH=${STAGEDIR}${PYTHON_SITELIBDIR}
 
 post-install:
 	${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR} -name '*.so' -exec ${STRIP_CMD} {} +
 
-do-test:
-	cd ${WRKSRC} && ${PYTHON_CMD} run_tests.py
-
 .include <bsd.port.mk>