DcerpcException exception = new DcerpcException(errorCode);

        assertEquals(errorCode, exception.getErrorCode(), "Error code should match the input.");
        assertTrue(exception.getMessage().contains("DCERPC_FAULT_ACCESS_DENIED"),
                "Message should contain the corresponding fault message.");
    }

    /**
     * Test constructor DcerpcException(int error) with an unknown error code.
     */

        assertEquals(SmbException.getStatusByCode(-1), e.getNtStatus());
        assertEquals(SmbException.getMessageByCode(-1), e.getMessage());
    }

    @Test
    void zeroCodeProducesSuccess() {
        SmbAuthException e = new SmbAuthException(0);
        assertEquals("NT_STATUS_SUCCESS", e.getMessage());
        assertEquals(SmbException.getStatusByCode(0), e.getNtStatus());
    }

        try {
            return new Metadata(delegate.read(reader, strict));
        } catch (XMLStreamException e) {
            throw new XmlPullParserException(e.getMessage(), null, e);
        }
    }

    /**
     * Method read.
     *
     * @param reader a reader object.
     * @return Metadata
     * @throws IOException            IOException if any.

            // Verify error message is clear and helpful
            assertNotNull(exception.getMessage());
            assertTrue(exception.getMessage().contains("Expected structureSize = 4"));
        }

        @Test
        @DisplayName("Should handle zero structure size")
        void testZeroStructureSize() {
            // Given

    void defaultConstructor_behavesAsExpected() {
        // Arrange & Act
        SMBProtocolDecodingException ex = new SMBProtocolDecodingException();

        // Assert state
        assertNull(ex.getMessage(), "Default constructor should have null message");
        assertNull(ex.getCause(), "Default constructor should have null cause");
        assertTrue(ex instanceof CIFSException, "Should be a CIFSException subtype");

        // Act + Assert: exception is propagated with message
        CIFSException ex = assertThrows(CIFSException.class, () -> handle.ensureDFSResolved());
        assertEquals("DFS resolution failed", ex.getMessage());
        verify(handle, times(1)).ensureDFSResolved();
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE })

                        SettingsProblem.Severity.WARNING, e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e);
            }
        } catch (SettingsParseException e) {
            problems.add(
                    SettingsProblem.Severity.FATAL,
                    "Non-parseable settings " + settingsSource.getLocation() + ": " + e.getMessage(),
                    e.getLineNumber(),

        try {
            extractor.testValidateInputStream(null);
            fail("Expected CrawlerSystemException");
        } catch (final CrawlerSystemException e) {
            assertEquals("The inputstream is null.", e.getMessage());
        }
    }

    /**
     * Test that validateInputStream is called during getText execution.
     */
    public void test_validateInputStream_calledDuringGetText() {

        } catch (CurlException e) {
            assertTrue(e.getMessage().contains("Failed to access the content"));
            // The cause should be another CurlException from getContentAsStream()
            assertTrue(e.getCause() instanceof CurlException);
            CurlException innerException = (CurlException) e.getCause();
            assertTrue(innerException.getMessage().contains("The content does not exist"));

        // Assert: type, message derived from code, status mapping, and no cause
        assertNotNull(ex);
        assertTrue(ex instanceof SmbException);
        assertEquals(SmbException.getMessageByCode(errCode), ex.getMessage(), "message should reflect error code mapping");
        assertEquals(expectedStatus, ex.getNtStatus(), "status should map based on code");
        assertNull(ex.getCause(), "cause must be null for int constructor");