import pytest class TestFlake8: @pytest.mark.complete("flake8 ") def test_1(self, completion): assert completion @pytest.mark.complete( "flake8 -", require_cmd=True, xfail="! flake8 --help &>/dev/null" ) def test_2(self, completion): assert completion @pytest.mark.complete("flake8 --doesnt-exist=") def test_3(self, completion): assert not completion