assertTrue(s.contains("maxReferralLevel=0x3"));
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 5, -1, 65534 })
    @DisplayName("referral level variations")
    void testLevels(int level) throws Exception {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("foo");
        setPrivateField(cmd, "maxReferralLevel", level);
        byte[] buffer = new byte[100];

        assertSame(execJob, result);
    }

    // Test logLevel setter
    @Test
    public void test_logLevel() {
        String testLevel = "DEBUG";
        ExecJob result = execJob.logLevel(testLevel);
        assertEquals(testLevel, execJob.logLevel);
        assertSame(execJob, result);
    }

    // Test logSuffix setter
    @Test
    public void test_logSuffix() {