dev-python/cmd2: Use virtx to reenable selection buffer tests

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

dev-python/cmd2/cmd2-0.9.14.ebuild

@@ -4,7 +4,7 @@
 EAPI=7
 PYTHON_COMPAT=( python{3_5,3_6,3_7} )
 
-inherit distutils-r1
+inherit distutils-r1 virtualx
 
 DESCRIPTION="Extra features for standard library's cmd module"
 HOMEPAGE="https://github.com/python-cmd2/cmd2"
@@ -32,15 +32,12 @@ DEPEND="
 	)
 "
 
-python_prepare_all() {
-	# disable test relying on paste buffer
-	sed -i -e 's:test_send_to_paste_buffer:_&:' tests/test_cmd2.py || die
-
-	distutils-r1_python_prepare_all
-}
-
 python_test() {
 	# test rely on very specific text wrapping...
 	local -x COLUMNS=80
 	pytest -vv || die
 }
+
+src_test() {
+	virtx distutils-r1_src_test
+}