assertNotEquals(instance1.toString(), instance2.toString()); // Different object references in toString
    }

    /**
     * Test thread safety of read/write operations
     */
    @Test
    @DisplayName("Test thread safety of operations")
    public void testThreadSafety() throws InterruptedException {
        // Given
        smbComTreeDisconnect = new SmbComTreeDisconnect(config);

        // Test with offset 100
        byte[] dst2 = new byte[256];
        int bytesWritten2 = netShareEnum.writeParametersWireFormat(dst2, 100);

        // Same number of bytes should be written
        assertEquals(bytesWritten1, bytesWritten2);

        // Data should be the same, just at different offsets
        for (int i = 0; i < bytesWritten1; i++) {

        assertEquals("user2", ((SID) resolvedFirst[1]).acctName);

        // Second call with overlap should use cache for s2 and s3, requiring only s3 if not cached
        // Mark s3 unresolved to force resolve of one element
        doAnswer(inv -> {
            SID[] toResolve = inv.getArgument(2);
            for (SID s : toResolve) {
                s.type = jcifs.SID.SID_TYPE_USER;
                s.domainName = "DOM";

 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language

 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language

 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language

 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and

 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

class SmbComNtTransactionResponseTest {

    private TestableSmbComNtTransactionResponse response;

    // A concrete implementation of the abstract class for testing purposes.
    private static class TestableSmbComNtTransactionResponse extends SmbComNtTransactionResponse {
        @Override
        int writeSetupWireFormat(byte[] dst, int dstIndex) {

        // Assert
        assertEquals(0, resultWithNull, "Should return 0 for null buffer");
        assertEquals(0, resultWithData, "Should return 0 regardless of input data");
    }

    @Nested
    class CreateResponseTests {

        @Test
        @DisplayName("createResponse returns Smb2LogoffResponse and requests CIFSContext config")