assertTrue(ts.contains(ex.getMessage()), "toString should contain the detail message");
    }

    @ParameterizedTest(name = "Message preserved: [{0}]")
    @MethodSource("messages")
    @DisplayName("Message constructor preserves provided messages, including null/edge cases")
    void messageConstructor_preservesMessage(String msg) {
        // Arrange & Act

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

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

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

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

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

    @Test
    public void test_constructor_withLongMessage() {
        // Test constructor with long message

        // 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());
    }

    @Test

/**
 * Test class for CurlException.
 * Tests exception creation, message handling, and cause propagation.
 */
public class CurlExceptionTest {

    @Test
    public void testConstructorWithMessage() {
        String message = "Test error message";
        CurlException exception = new CurlException(message);

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

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

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

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

     *            Simple message with arguments expanded
     * @return Message with message code
     */
    public static String getFormattedMessage(final String messageCode, final String simpleMessage) {
        return "[" + messageCode + "]" + simpleMessage;
    }

    /**
     * Expands arguments and returns a simple message without a message code.
     *
     * @param messageCode
     *            Message code
     * @param args

      super(message);
    }

    public ExceptionWithManyConstructorsButOnlyOneThrowable(
        String message, String a1, String a2, String a3) {
      super(message);
    }

    public ExceptionWithManyConstructorsButOnlyOneThrowable(String message, Throwable antecedent) {
      super(message);
      this.antecedent = antecedent;
    }

    public ExceptionWithManyConstructorsButOnlyOneThrowable(

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

    @Test
    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());

     * @param content the message content
     */
    public LlmMessage(final String role, final String content) {
        this.role = role;
        this.content = content;
    }

    /**
     * Creates a system message with the specified content.
     *
     * @param content the message content
     * @return a new system message
     */
    public static LlmMessage system(final String content) {