class ConstructorTests {

        @Test
        @DisplayName("Should throw DcerpcException for invalid URL format")
        void testConstructor_InvalidUrl() {
            String invalidUrl = "invalid:server";
            assertThrows(DcerpcException.class, () -> new DcerpcPipeHandle(invalidUrl, mockContext, false),
                    "Should throw DcerpcException for invalid protocol");
        }

        @Test

        return FileUtil.getCanonicalPath(zipFile);
    }

    /**
     * Closes the Zip file.
     * <p>
     * If {@link ZipFile#close()} throws an exception, an error message is logged. The exception is not rethrown.
     * </p>
     *
     * @param zipFile
     *            Zip file. Must not be {@literal null}.
     */
    public static void close(final ZipFile zipFile) {

        // Assert: interaction happened and did not throw
        verify(handle, times(1)).ensureDFSResolved();
        verifyNoMoreInteractions(handle);
    }

    @Test
    @DisplayName("ensureDFSResolved(): throws CIFSException when underlying call fails")
    void ensureDFSResolved_throws() throws Exception {
        // Arrange: configure the mock to throw

        SmbTree tree = new SmbTree(session, "testShare", "testService");

        // Mock transport.connect() to throw RuntimeException wrapping InterruptedException
        doThrow(new RuntimeException(new InterruptedException("Interrupted"))).when(transport).connect();

        // Should throw exception due to interrupted wait
        assertThrows(RuntimeException.class, () -> tree.treeConnect(null, null));
    }

        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, "server", 123);

        // Now, mock the behavior for MsrpcLsarClose to throw IOException
        doThrow(new IOException("Close network error")).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarClose.class));

        // Act & Assert
        IOException thrown = assertThrows(IOException.class, () -> {

     * Verifies that unwrap can throw exceptions when appropriate.
     */
    @Test
    void testUnwrap_throwsException() {
        when(smbTree.unwrap(any())).thenThrow(new ClassCastException("Cannot unwrap to specified type"));

        assertThrows(ClassCastException.class, () -> smbTree.unwrap(CustomSmbTree.class),
                "Should throw ClassCastException when type is incompatible");
    }

    @ParameterizedTest
    @DisplayName("getSmbTree invalid inputs (null/empty) throw IllegalArgumentException")
    @CsvSource({ ",service", // null share
            " ,service", // empty share
            "share,", // null service
            "share, " // empty service
    })
    void getSmbTree_invalid(String share, String service) {

      }

      int rlen = r.length;
      int charsSkipped = index - lastEscape;

      // This is the size needed to add the replacement, not the full size
      // needed by the string. We only regrow when we absolutely must, and
      // when we do grow, grow enough to avoid excessive growing. Grow.
      int sizeNeeded = destIndex + charsSkipped + rlen;
      if (destSize < sizeNeeded) {

import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.lenient;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

            doThrow(new NullPointerException("dest argument is null")).when(mockResource).renameTo(null);

            // When/Then
            assertThrows(NullPointerException.class, () -> mockResource.renameTo(null),
                    "Should throw NullPointerException for null destination");
        }
    }

    @Nested
    @DisplayName("Stream Operations Tests")
    class StreamOperationsTests {

        @Test