// Given
        int originalCipherId = encryptionContext.getCipherId();
        DialectVersion originalDialect = encryptionContext.getDialect();

        // When - Modify the original key array
        testEncryptionKey[0] = (byte) ~testEncryptionKey[0];

        // Then - Context should not be affected by external modifications
        assertEquals(originalCipherId, encryptionContext.getCipherId(), "Cipher ID should remain unchanged");

        // Set encryption context and verify delegation
        Smb2EncryptionContext enc = mock(Smb2EncryptionContext.class);
        setField(session, "encryptionContext", enc);
        setField(session, "sessionId", 99L);

        when(enc.encryptMessage(any(byte[].class), eq(99L))).thenReturn(new byte[] { 9, 9 });