assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullCause() {
        // Test with null cause
        DataStoreException exception = new DataStoreException((Throwable) null);

        assertNotNull(exception);
        assertNull(exception.getCause());
        assertNull(exception.getMessage());
    }

    assertNull(mediaType.charsetName())
  }

  @Test fun testUnsupportedCharset() {
    val mediaType = parse("text/plain; charset=utf-wtf")
    assertNull(mediaType.charsetName())
  }

  @Test fun testCharsetNameIsDoubleQuotedAndSingleQuoted() {
    val mediaType = parse("text/plain;charset=\"'utf-8'\"")
    assertNull(mediaType.charsetName())
  }

        assertEquals(25, badwordpager.getPageSize());
        assertEquals(1, badwordpager.getCurrentPageNumber());
        assertNull(badwordpager.id);
        assertNull(badwordpager.suggestWord);
        assertNull(badwordpager.createdBy);
        assertNull(badwordpager.createdTime);
        assertNull(badwordpager.versionNo);

        assertEquals(1, badwordpager.getDefaultCurrentPageNumber());

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructorWithNullMessageAndCause() {
        // Test constructor with null message and null cause
        StorageException exception = new StorageException(null, null);

        assertNotNull(exception);
        assertNull(exception.getMessage());

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

    @Test
    public void test_constructor_withNullMessageAndCause() {
        // Test constructor with null message and null cause
        LdapOperationException exception = new LdapOperationException(null, null);

        assertNull(exception.getMessage());
        assertNull(exception.getCause());

                    return null;
                }
                return createMockRescorerBuilder();
            }
        };

        assertNull(queryRescorer.evaluate(Collections.emptyMap()));
        assertNull(queryRescorer.evaluate(new HashMap<>()));
    }

    @Test
    public void test_evaluate_withParams() {
        // Test implementation that returns a RescorerBuilder

        // Expect null message and null cause
        assertNull(e.getMessage());
        assertNull(e.getCause());
    }

    /**
     * Test the constructor with a message.
     */
    @Test
    void testMessageConstructor() {
        String errorMessage = "This is a test error message.";
        PACDecodingException e = new PACDecodingException(errorMessage);

        assertEquals(25, reqHeaderPager.getPageSize());
        assertEquals(1, reqHeaderPager.getCurrentPageNumber());
        assertNull(reqHeaderPager.id);
        assertNull(reqHeaderPager.name);
        assertNull(reqHeaderPager.versionNo);

        reqHeaderPager.setAllRecordCount(999);
        assertEquals(999, reqHeaderPager.getAllRecordCount());
        reqHeaderPager.setAllPageCount(999);

        assertEquals(25, webConfigPager.getPageSize());
        assertEquals(1, webConfigPager.getCurrentPageNumber());
        assertNull(webConfigPager.id);
        assertNull(webConfigPager.name);
        assertNull(webConfigPager.versionNo);

        webConfigPager.setAllRecordCount(999);
        assertEquals(999, webConfigPager.getAllRecordCount());
        webConfigPager.setAllPageCount(999);

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullMessageAndCause() {
        // Test constructor with null message and null cause
        PluginException exception = new PluginException(null, null);

        assertNotNull(exception);
        assertNull(exception.getMessage());