def test_command_dnval_nargs(): set_sysargv(test_command_2) c = Command() assert c.does_not_validate_n_args(2) == False assert c.does_not_validate_n_args(3) == True set_sysargv(test_command_3) c = Command() assert c.does_not_validate_n_args(2) == False assert c.does_not_validate_n_args(3) == True set_sysargv(test_command_empty_1) c = Command() assert c.does_not_validate_n_args(0) == False assert c.does_not_validate_n_args(1) == True