// Test constructor with message only
        String message = "SSO login failed";
        SsoLoginException exception = new SsoLoginException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause

        // Test with normal message
        String message = "Search operation not supported";
        UnsupportedSearchException exception = new UnsupportedSearchException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructor_withEmptyMessage() {
        // Test with empty message
        String message = "";

        // Test constructor with empty message
        String message = "";
        PluginException exception = new PluginException(message);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructor_withMessageAndNullCause() {
        // Test constructor with message and null cause

        // Test that getMessage returns consistent results
        String message = "Consistent message";
        JobNotFoundException exception = new JobNotFoundException(message);

        assertEquals(message, exception.getMessage());
        assertEquals(message, exception.getMessage()); // Call twice to verify consistency
        assertEquals(message, exception.getLocalizedMessage());
    }

    public void test_toString() {

        // Test with special characters in message
        String message = "LDAP error: \"Invalid <config>\" & 'bad chars' @ #$%^&*()";
        LdapConfigurationException exception = new LdapConfigurationException(message);

        assertEquals(message, exception.getMessage());
    }

    public void test_unicodeCharactersInMessage() {
        // Test with Unicode characters in message

        // Test constructor with empty message
        String message = "";
        DictionaryException exception = new DictionaryException(message);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructor_withLongMessage() {
        // Test constructor with long message
        StringBuilder sb = new StringBuilder();

        // Test constructor with empty message
        String message = "";
        StorageException exception = new StorageException(message);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructorWithMessageAndNullCause() {
        // Test constructor with message and null cause

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructorWithMessageAndNullCause() {
        // Test constructor with message and null cause
        String message = "Test message with null cause";
        ScheduledJobException exception = new ScheduledJobException(message, null);

        assertEquals(message, exception.getMessage());

        // Test with URL, message, and exception (abort defaults to false)
        String url = "http://example.com/test";
        String message = "Test error message";
        Exception cause = new RuntimeException("Root cause");

        DataStoreCrawlingException exception = new DataStoreCrawlingException(url, message, cause);

        assertEquals(url, exception.getUrl());

        String result = aggregateLogJob.execute();

        // Verify result ends with newline even with empty message
        assertNotNull(result);
        assertEquals("\n", result);
    }

    public void test_execute_withNullMessageException() {
        // Setup mock SearchLogHelper that throws exception with null message
        SearchLogHelper mockSearchLogHelper = new SearchLogHelper() {
            @Override