dev-python/pyopenssl: Skip broken test with 32-bit time_t

Closes: https://bugs.gentoo.org/771636
Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/pyopenssl/pyopenssl-20.0.1.ebuild

@@ -6,7 +6,7 @@ EAPI=7
 PYTHON_COMPAT=( python3_{7..9} pypy3 )
 PYTHON_REQ_USE="threads(+)"
 
-inherit distutils-r1 flag-o-matic
+inherit distutils-r1 flag-o-matic toolchain-funcs
 
 MY_PN=pyOpenSSL
 MY_P=${MY_PN}-${PV}
@@ -39,13 +39,28 @@ distutils_enable_sphinx doc \
 	dev-python/sphinx_rtd_theme
 distutils_enable_tests pytest
 
-python_prepare_all() {
-	# Requires network access
-	sed -i -e 's/test_set_default_verify_paths/_&/' tests/test_ssl.py || die
-	distutils-r1_python_prepare_all
+src_configure() {
+	# test for 32-bit time_t
+	"$(tc-getCC)" ${CFLAGS} ${CPPFLAGS} -c -x c - -o /dev/null <<-EOF &>/dev/null
+		#include <sys/types.h>
+		int test[sizeof(time_t) >= 8 ? 1 : -1];
+	EOF
+	if [[ ${?} -eq 0 ]]; then
+		PYOPENSSL_SKIP_LARGE_TIME=
+		einfo "time_t is at least 64-bit long"
+	else
+		PYOPENSSL_SKIP_LARGE_TIME=1
+		einfo "time_t is smaller than 64 bits, will skip broken tests"
+	fi
 }
 
-src_test() {
+python_test() {
 	local -x TZ=UTC
-	distutils-r1_src_test
+	local deselect=(
+		tests/test_ssl.py::TestContext::test_set_default_verify_paths
+	)
+	[[ ${PYOPENSSL_SKIP_LARGE_TIME} ]] && deselect+=(
+		tests/test_crypto.py::TestX509StoreContext::test_verify_with_time
+	)
+	epytest ${deselect[@]/#/--deselect }
 }