assertNull(ex3.getCause());
            assertNull(ex3.getMessage());
        });
    }

    @Test
    @DisplayName("toString should include class name and message")
    void testToString() {
        // Given
        SpnegoException ex = new SpnegoException("hello");

        // When
        String s = ex.toString();

        // Then

        byte[] buffer = new byte[10];
        int result = smbCom.readBytesWireFormat(buffer, 0);
        assertEquals(0, result);
    }

    @Test
    void testToString() {
        // Test the string representation of the object
        String directoryName = "myDir";
        SmbComCreateDirectory smbCom = new SmbComCreateDirectory(mockConfig, directoryName);

        // This method is expected to do nothing and return 0
        int result = smbComDelete.readBytesWireFormat(new byte[0], 0);
        assertEquals(0, result);
    }

    @Test
    public void testToString() {
        // Test the string representation of the object
        String result = smbComDelete.toString();
        assertNotNull(result);

        // Verify the result contains expected components

  public void testGetValue() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      assertEquals(System.getProperty(property.key()), property.value());
    }
  }

  public void testToString() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      assertEquals(property.key() + "=" + property.value(), property.toString());
    }
  }

  public void testNoNullValues() {

    }

    /**
     * Test for the toString method.
     * It should return a string containing the class name.
     */
    @Test
    void testToString() {
        String toString = response.toString();
        assertTrue(toString.contains("SmbComBlankResponse"), "toString should contain the class name");
    }

            assertEquals(dataLength, response.dataLength);
            assertEquals(dataOffset, response.dataOffset);
        }
    }

    @Test
    public void testToString() {
        response.dataCompactionMode = 1;
        response.dataLength = 1024;
        response.dataOffset = 54;

        String result = response.toString();

        byte[] buffer = new byte[10];
        int result = sdd.readBytesWireFormat(buffer, 0);
        assertEquals(0, result);
    }

    /**
     * Test toString method.
     */
    @Test
    void testToString() {
        SmbComDeleteDirectory sdd = new SmbComDeleteDirectory("testDir");
        String result = sdd.toString();
        assertTrue(result.contains("SmbComDeleteDirectory"));

    new EqualsTester()
        .addEqualityGroup(testTable)
        .addEqualityGroup(ArrayTable.create(ImmutableSet.of('A'), ImmutableSet.of(1)))
        .testEquals();
  }

  public void testToString() {
    assertEquals("{a={1=blah}}", testTable.toString());
  }

  public void testContains() {
    assertTrue(testTable.contains('a', 1));
    assertFalse(testTable.contains('a', 2));

        verify(mockPipeIn, times(1)).receive(buffer, bufferIndex, len);
    }

    /**
     * Tests the toString method.
     */
    @Test
    void testToString() {
        String result = response.toString();
        assertNotNull(result, "toString() should not return null.");
    }

    // Helper method to access the super.toString() for verification,

        int result = instance.readBytesWireFormat(buffer, 0);

        // Then
        assertEquals(0, result);
    }

    /**
     * Test of toString method
     */
    @Test
    public void testToString() {
        // Given
        SmbComWriteAndXResponse instance = new SmbComWriteAndXResponse(config);

        // When
        String result = instance.toString();

        // Then