assertDoesNotThrow(() -> SmbCopyUtil.copyFile(src, dest, buffers, 8, new WriterThread(), sh, dh));
        }
    }

    // --- Server-side copy path (SMB2 + same tree) for zero-length files ---

    @Test
    @DisplayName("copyFile uses server-side copy for zero-length and returns")
    void copyFile_serverSide_zeroLength_happyPath() throws Exception {
        // Arrange
        SmbFile src = mock(SmbFile.class);

    @Test
    @DisplayName("Should handle different session key sizes")
    void testDeriveKeys_DifferentSessionKeySizes() {
        // Test with various session key sizes
        int[] keySizes = { 8, 16, 24, 32, 64, 128 };
        int dialect = Smb2Constants.SMB2_DIALECT_0311;

        for (int size : keySizes) {
            // Given
            byte[] testKey = new byte[size];
            new SecureRandom().nextBytes(testKey);

        testSessionId = 0x123456789ABCDEF0L;
    }

    @Test
    @DisplayName("Should create transform header with correct size")
    void testTransformHeaderSize() {
        // When
        int headerSize = transformHeader.size();

        // Then
        assertEquals(52, headerSize); // SMB2 Transform Header is 52 bytes
    }

                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>
                                        </la:link>

                                            <la:message key="labels.dict_stemmeroverride_link_download"/>
                                        </la:link>
                                        <la:link href="../uploadpage/${f:u(dictId)}"
                                                 styleClass="btn btn-success btn-xs">
                                            <i class="fa fa-upload" aria-hidden="true"></i>

                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>
                                        </la:link>

					<div class="input-group-append">
						<button class="btn btn-sidebar" type="submit" name="search" id="search-btn">
							<i class="fa fa-search" aria-hidden="true"></i>
						</button>
					</div>
				</div>
			</form>
		</c:if>
		<nav class="mt-2">

		<ul class="nav nav-pills nav-sidebar flex-column" data-widget="treeview" role="menu">

    }

    /**
     * Test that search attributes are set correctly
     */
    @Test
    @DisplayName("Test search attributes include HIDDEN, SYSTEM, and DIRECTORY")
    public void testSearchAttributesValue() throws Exception {
        // Given
        smbComRename = new SmbComRename(config, "old.txt", "new.txt");

        // When

                                        value="<la:message key="labels.design_download_button" />">
                                    <i class="fa fa-download" aria-hidden="true"></i>
                                    <la:message key="labels.design_download_button"/>
                                </button>
                                <c:if test="${editable}">

                                        <la:message key="labels.bad_word_link_download"/>
                                    </la:link>
                                    <la:link href="../uploadpage"
                                             styleClass="btn btn-success btn-xs ${f:h(editableClass)}">
                                        <i class="fa fa-upload" aria-hidden="true"></i>