@Test
    void slicing_is_disabled_by_default() throws Exception {
        var allParams = createMockArgumentParser().parse(emptyArgList());
        assertEquals(1, allParams.slices()); // 1 slice; the entire cluster
        assertEquals(0, allParams.sliceId());
    }
Test the parameters that could not be used in conjunction with
those in the first parameter test.
vespaclient-java/src/test/java/com/yahoo/vespavisit/VdsVisitTestCase.java