// 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() {

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

                        if (result == null || result.getEffectiveModel() == null) {
                            throw new ProjectBuildingException(
                                    e.getModelId(), e.getMessage(), pomFile != null ? pomFile.toFile() : null, e);
                        }
                        // validation error, continue project building and delay failing to help IDEs
                        error = e;

        }

        if (descriptorLocation != null) {
            message += " (" + descriptorLocation + ")";
        }

        if (e != null) {
            message += ": " + e.getMessage();
        }

        return message;
    }

        assertThat(ex.getMessageCode(), is("ECL0001"));
        assertThat(ex.getArgs().length, is(1));
        assertThat(ex.getArgs()[0], is((Object) "hoge"));
        System.out.println(ex.getMessage());
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetCause() throws Exception {
        final Throwable t = new NullPointerException("test");

            // When & Then
            IOException thrown = assertThrows(IOException.class, () -> new Type2Message(invalidSignature));
            assertEquals("Not an NTLMSSP message.", thrown.getMessage());
        }

        @Test
        @DisplayName("Constructor with invalid message type should throw IOException")
        void testConstructor_ByteArray_InvalidMessageType() {
            // Given

            logger.debug("While recursing: " + e.getMessage(), e);
            result.addCircularDependencyException(e);
        } catch (OverConstrainedVersionException e) {
            logger.debug("While recursing: " + e.getMessage(), e);
            result.addVersionRangeViolation(e);
        } catch (ArtifactResolutionException e) {
            logger.debug("While recursing: " + e.getMessage(), e);

        try {
            fesenClient.get(c -> mockFuture);
            fail("Expected exception after max retries");
        } catch (RuntimeException e) {
            assertEquals("Persistent failure", e.getMessage());
        }

        // Should try initial + maxRetryCount times (1 + 3 = 4)
        assertEquals(4, attemptCount.get());
    }

    /**
     * Test: Null safety in connect() when targetIndices is null

            // Arrange
            String bad = "S-1"; // fewer than 3 tokens

            // Act + Assert
            SmbException ex = assertThrows(SmbException.class, () -> new SID(bad));
            assertTrue(ex.getMessage().contains("Bad textual SID format"));
        }

        @Test
        @DisplayName("Textual constructor null throws NullPointerException")
        void testTextualConstructorNull() {

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