byte[] actualBuffer = (byte[]) outputBufferField.get(response);
            assertSame(outputBuffer, actualBuffer);
        } catch (Exception e) {
            fail("Failed to access outputBuffer field: " + e.getMessage());
        }
    }

    @Test
    void testWriteSetupWireFormat() {
        // Test that writeSetupWireFormat returns 0
        byte[] dst = new byte[100];

        try {
            chain.update(user);
            fail("Expected exception to be thrown");
        } catch (RuntimeException e) {
            assertEquals("Update failed", e.getMessage());
        }

        assertEquals(1, chain.updateCalls.size());
    }

    // Test basic delete operation
    public void test_delete_normalUser() {

        PACDecodingException e =
                assertThrows(PACDecodingException.class, () -> PacMac.calculateMac(PacSignature.KERB_CHECKSUM_HMAC_MD5, keys, TEST_DATA));
        assertEquals("Missing key", e.getMessage());
    }

    /**
     * Test calculateMac with an invalid algorithm type.
     */
    @Test
    void testCalculateMacInvalidAlgorithm() {
        Map<Integer, KerberosKey> keys = new HashMap<>();

                buf.append(line);
            }
        } catch (final Exception e) {
            throwValidationError(messages -> messages.addErrorsFailedToReadRequestFile(GLOBAL, e.getMessage()),
                    () -> asListHtml(this::saveToken));
        }

        final CurlRequest curlRequest = getCurlRequest(header);
        if (curlRequest == null) {
            final String msg = header;

        // When & Then: Constructor should throw SmbException
        SmbException exception = assertThrows(SmbException.class, () -> new NetServerEnumIterator(parent, treeHandle, "*", 0, null));

        assertTrue(exception.getMessage().contains("invalid"));
        verify(treeHandle, never()).acquire();
    }

    @Test
    @DisplayName("Constructor should handle null parent")
    void testConstructor_NullParent_ThrowsNPE() {

    @Test
    public void testSIndexOutOfBoundsExceptionString() {
        final ClIndexOutOfBoundsException clIndexOutOfBoundsException = new ClIndexOutOfBoundsException("hoge");
        assertThat(clIndexOutOfBoundsException.getMessage(), is("hoge"));
    }

                if (e.getCause() instanceof org.eclipse.aether.transfer.ArtifactNotFoundException) {
                    throw new ArtifactNotFoundException(e.getMessage(), artifact, remoteRepositories, e);
                } else {
                    throw new ArtifactResolutionException(e.getMessage(), artifact, remoteRepositories, e);
                }
            }

            artifact.selectVersion(result.getArtifact().getVersion());

     *
     * @param cause
     *            the cause
     */
    public UnsupportedEncodingRuntimeException(final UnsupportedEncodingException cause) {
        super("ECL0105", new Object[] { cause.getMessage() }, cause);
    }

            dataStoreFactory.add(null, dataStore);
            fail("Should throw IllegalArgumentException");
        } catch (IllegalArgumentException e) {
            assertEquals("name or dataStore is null.", e.getMessage());
        }
    }

    // Test add method with null dataStore
    public void test_add_nullDataStore() {
        try {
            dataStoreFactory.add("testName", null);

     *            Exception. Must not be {@literal null}.
     */
    public void log(final Throwable throwable) {
        assertArgumentNotNull("throwable", throwable);

        error(throwable.getMessage(), throwable);
    }

    /**
     * Outputs a log entry.
     *
     * @param messageCode
     *            Message code. Must not be {@literal null} or empty string.
     * @param args