def test_install_help(self, capsys):
        with pytest.raises(SystemExit):
            self.parser.parse_args('install --help'.split())
        out, err = capsys.readouterr()
        assert 'usage: ceph-deploy install' in out
        assert 'positional arguments:' in out
        assert 'optional arguments:' in out
dataset/ETHPy150Open ceph/ceph-deploy/ceph_deploy/tests/parser/test_install.py/TestParserInstall.test_install_help/original