private byte[] fileId;

            @Override
            public void setFileId(byte[] fileId) {
                this.fileId = fileId;
                if (fileId != null) {
                    capturedFileId[0] = fileId[0];
                }
            }
        };

        // When
        byte[] testId = new byte[] { 42 };

        // In Unicode mode, the old filename is written as Unicode, then 0x04, then an alignment byte
        int secondBufferFormatIndex = -1;
        for (int i = 1; i < result - 1; i++) {
            if (dst[i] == (byte) 0x04) {
                secondBufferFormatIndex = i;
                break;
            }
        }

        assertTrue(secondBufferFormatIndex > 0, "Second buffer format byte not found");

        }, "Setting the factory a second time should throw IllegalStateException.");
    }

    @Test
    void testOpenConnection_WithCustomFactory() throws Exception {
        // This test verifies that if a custom URLStreamHandlerFactory is set, it is used
        // to create the stream handler for the connection.
        URLStreamHandlerFactory mockFactory = mock(URLStreamHandlerFactory.class);

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.util;

import static org.junit.jupiter.api.Assertions.assertEquals;

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb;

/**
 * Interface defining NT status codes used in SMB protocol operations.

    /**
     * Verify the CRUD mode.
     * @param crudMode The CRUD mode.
     * @param expectedMode The expected mode.
     */
    protected void verifyCrudMode(final int crudMode, final int expectedMode) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));
            }, this::asListHtml);

     *
     * @param crudMode the actual CRUD mode provided
     * @param expectedMode the expected CRUD mode
     */
    protected void verifyCrudMode(final int crudMode, final int expectedMode) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));
            }, this::asListHtml);

     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode
     */
    protected void verifyCrudMode(final int crudMode, final int expectedMode) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));
            }, this::asListHtml);

    }

    @ParameterizedTest
    @ValueSource(ints = { 1, 10, 100, 500, 1024 })
    void testReadDataWireFormatWithVariousSizes(int dataSize) throws SMBProtocolDecodingException {
        if (dataSize > outputBuffer.length) {
            return; // Skip sizes larger than buffer
        }

        byte[] sourceData = new byte[dataSize];
        for (int i = 0; i < dataSize; i++) {

        // Arrange: base URL with empty host
        Handler handler = newHandler();
        URL base = new URL(null, "smb://", handler);

        // Act: relative path should exercise the 'else if' path in parseURL
        URL rel = new URL(base, "foo/bar", handler);

        // Assert
        assertEquals(SmbConstants.DEFAULT_PORT, rel.getPort(), "Default port should be applied");