} catch (IOException e) {
            assertTrue(e.getMessage().contains("endpoint is blank"));
        }

        // Second call should also fail with the same error
        try {
            conn.connect();
            fail("Should throw IOException");
        } catch (IOException e) {
            assertTrue(e.getMessage().contains("endpoint is blank"));
        }
    }

    /**

                pomArtifact = resolver.resolveArtifact(session, request).getArtifact();
            } catch (ArtifactResolutionException e) {
                throw new UnresolvableModelException(e.getMessage(), groupId, artifactId, version, e);
            }

            pomFile = pomArtifact.getFile();
        }

        return new FileModelSource(pomFile);
    }

    @Override

        }, "A PACDecodingException should be thrown for a non-empty string with a zero pointer.");

        // Verify the exception message
        assertEquals("Non-empty string", exception.getMessage(), "The exception message is not correct.");
    }

    /**
     * Tests the {@link PacUnicodeString#check(String)} method with a string of incorrect length.
     */
    @Test

        when(smbFile.isDirectory()).thenThrow(boom);

        // Act + Assert
        SmbException thrown = assertThrows(SmbException.class, () -> filter.accept(smbFile));
        assertEquals("io error", thrown.getMessage());
        verify(smbFile, times(1)).isDirectory();
        verifyNoMoreInteractions(smbFile);
    }

    @Test
    @DisplayName("accept: rejects null input with meaningful NullPointerException")

            return true;
        } catch (ClassNotFoundException e) {
            log.debug("DiSNI not available: {}", e.getMessage());
            return false;
        } catch (UnsatisfiedLinkError e) {
            log.debug("DiSNI native libraries not available: {}", e.getMessage());
            return false;
        }
    }

    @Override
    public Set<RdmaCapability> getSupportedCapabilities() {

                    delegate.read(reader, strict, source != null ? source.toApiSource() : null);
            return new Model(model);
        } catch (XMLStreamException e) {
            throw new XmlPullParserException(e.getMessage(), null, e);
        }
    }

    /**
     *
     * @param reader a reader object.
     * @param strict a strict object.
     * @throws IOException IOException if any.

        SmbException ex =
                assertThrows(SmbException.class, () -> new DirFileEntryEnumIterator1(tree, parent, "*", (ResourceNameFilter) null, 0));
        assertTrue(ex.getMessage().contains("UNC must end with '\\'"), "Actual message: " + ex.getMessage());
        verify(tree, times(1)).acquire();
        verify(tree, times(1)).release();
    }

    @Test

        doThrow(new SmbException("capability check failed")).when(transport).hasCapability(eq(42));
        SmbException ex = assertThrows(SmbException.class, () -> transport.hasCapability(42));
        assertTrue(ex.getMessage().contains("failed"));
        verify(transport).hasCapability(42);
    }

    // Edge: disconnected status toggles
    @ParameterizedTest
    @DisplayName("isDisconnected reflects current mocked state")

        CIFSException ex = assertThrows(CIFSException.class, () -> ctx.calculateMIC(data));
        assertTrue(ex.getMessage().contains("Failed to calculate MIC"));
    }

    @Test
    @DisplayName("calculateMIC with null data throws NPE")
    void calculateMIC_nullData() {

                artifact.updateVersion(version, request.getLocalRepository());
            } catch (RepositoryMetadataResolutionException e) {
                throw new ArtifactResolutionException(e.getMessage(), artifact, e);
            }
        }
    }

    @Override
    public void transformForInstall(Artifact artifact, ArtifactRepository localRepository) {
        if (artifact.isSnapshot()) {