dev-python/txrequests: enable tests, enable py3.10, EAPI=8

Closes: https://bugs.gentoo.org/798603
Signed-off-by: Arthur Zamarin <arthurzam@gentoo.org>

dev-python/txrequests/txrequests-0.9.6.ebuild

@@ -1,10 +1,9 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=6
-PYTHON_COMPAT=( python3_{7,8,9})
+EAPI=8
 
-DISTUTILS_USE_SETUPTOOLS="bdepend"
+PYTHON_COMPAT=( python3_{8..10})
 
 inherit distutils-r1
 
@@ -15,9 +14,15 @@ SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.tar.gz"
 LICENSE="Apache-2.0"
 SLOT="0"
 KEYWORDS="~amd64 ~arm64 ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
 
 RDEPEND="
 	>=dev-python/requests-1.2.0[${PYTHON_USEDEP}]
 	dev-python/twisted[${PYTHON_USEDEP}]
 "
-DEPEND="${RDEPEND}"
+BDEPEND="test? ( ${RDEPEND} )"
+
+python_test() {
+	"${EPYTHON}" -m twisted.trial txrequests || die "Tests failed with ${EPYTHON}"
+}