www/py-django-redis: Fix test suite

* When running the test suite it cannot find the "runtests.py" script as
  it has changed over time in newer versions.  Thus, make the test suite
  usable again and switch to USE_PYTHON=pytest.

PR:		274790
Approved by:	maintainer timeout (1+ month)

www/py-django-redis/Makefile

@@ -13,18 +13,25 @@ LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}django32>=3.2:www/py-django32@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}redis>=3.0.0:databases/py-redis@${PY_FLAVOR}
-TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}hiredis>=0:databases/py-hiredis@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}mock>=0:devel/py-mock@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}msgpack>=0:devel/py-msgpack@${PY_FLAVOR}
+TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}msgpack>=0:devel/py-msgpack@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}pytest-django>0:devel/py-pytest-django@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}pytest-mock>0:devel/py-pytest-mock@${PY_FLAVOR} \
+		redis-server:databases/redis
 
 USES=		python
-USE_PYTHON=	autoplist concurrent distutils
+USE_PYTHON=	autoplist concurrent distutils pytest
+
+# Required for Python +3.11 as the 'cgi' module is deprecated and slated for
+# removal in Python 3.13
+TEST_ARGS=	-W ignore::DeprecationWarning
+
+TEST_ENV=	DJANGO_SETTINGS_MODULE=settings.sqlite \
+		PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 
 CONFLICTS_INSTALL=	${PYTHON_PKGNAMEPREFIX}*${PORTNAME}
 
 NO_ARCH=	yes
 
-do-test:
-	@cd ${WRKSRC}/tests && ${PYTHON_CMD} runtests.py
+TEST_WRKSRC=	${WRKSRC}/tests
 
 .include <bsd.port.mk>