import pytest class TestVgcreate: @pytest.mark.complete( "vgcreate -", require_cmd=True, xfail="! vgcreate --help &>/dev/null" ) def test_1(self, completion): assert completion @pytest.mark.complete("vgcreate __does_not_exist__", require_cmd=True) def test_2(self, completion): assert not completion