dev-python/kafka-python: Correct test dependencies

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/kafka-python/kafka-python-1.4.7.ebuild

@@ -1,9 +1,9 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=7
-PYTHON_COMPAT=( python3_{7..9} )
+EAPI=8
 
+PYTHON_COMPAT=( python3_{8..9} )
 inherit distutils-r1
 
 DESCRIPTION="Kafka protocol support in Python"
@@ -13,17 +13,12 @@ SRC_URI="https://github.com/dpkp/kafka-python/archive/${PV}.tar.gz -> ${P}.tar.g
 LICENSE="Apache-2.0"
 KEYWORDS="~amd64 ~x86"
 SLOT="0"
-IUSE="snappy test"
-RESTRICT="!test? ( test )"
+IUSE="snappy"
 
 RDEPEND="snappy? ( dev-python/snappy[${PYTHON_USEDEP}] )"
 BDEPEND="
 	test? (
-		${RDEPEND}
-		dev-python/mock[${PYTHON_USEDEP}]
-		dev-python/unittest2[${PYTHON_USEDEP}]
+		dev-python/pytest-mock[${PYTHON_USEDEP}]
 	)"
 
-python_test() {
-	unit2 -v || die "tests failed with ${EPYTHON}"
-}
+distutils_enable_tests pytest