// Arrange & Act
        TransWaitNamedPipeResponse resp = new TransWaitNamedPipeResponse();
        // Assert
        assertNotNull(resp, "Instance should not be null");
    }

    /**
     * All wire‑format methods should return zero regardless of inputs.
     */
    @Nested
    @DisplayName("Wire format method behaviour")
    class WireFormatMethods {
        @ParameterizedTest

        assertEquals(1, t.numThreads, "Default numThreads should be 1");
        assertEquals(1, t.numIter, "Default numIter should be 1");
        assertEquals(100L, t.delay, "Default delay should be 100");
        assertNull(t.url, "URL should be null by default");
        assertEquals(0, t.numComplete, "numComplete should start at 0");
        assertEquals(0L, t.ltime, "ltime should start at 0");
    }

    @Test

            cancel = constructor.newInstance(mockConfig, 1);
        }

        @Test
        @DisplayName("isCancel should return true")
        void testIsCancelReturnsTrue() {
            assertTrue(cancel.isCancel());
        }

        @Test
        @DisplayName("writeParameterWordsWireFormat should return 0")
        void testWriteParameterWordsReturnsZero() throws Exception {
            // Given

    class SamrCloseHandleTests {

        @Test
        @DisplayName("Should construct with correct opnum")
        void testConstructorAndOpnum() {
            // When: Creating close handle message
            samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);

            // Then: Should have correct opnum and handle
            assertEquals(0x01, message.getOpnum());

        assertTrue(s.startsWith("Trans2FindNext2["), "toString should start with class name");
        assertTrue(s.contains(",sid=" + sid), "toString should include sid in decimal");
        assertTrue(s.contains(",searchCount=" + Trans2FindFirst2.LIST_SIZE), "toString should include searchCount using LIST_SIZE");
        assertTrue(s.contains(",informationLevel=0x104"), "toString should include information level 0x104");

    }

    @Test
    @DisplayName("Should handle retry policy correctly")
    void testRetryPolicy() {
        // Given
        SmbOperationException.RetryPolicy policy = new SmbOperationException.RetryPolicy(3, 1000, 10000, 2.0, true);

        exception = new SmbOperationException(SmbOperationException.ErrorCode.CONNECTION_TIMEOUT, "Timeout occurred", null, policy, null);

        // When/Then - Should retry for attempts 1 and 2

    }

    @Test
    @DisplayName("Should identify success status")
    void testSuccessStatusIdentification() {
        // Given
        int successStatus = NtStatus.NT_STATUS_SUCCESS;

        // When/Then
        assertEquals(0x00000000, successStatus);
        // Success status should be zero
        assertTrue(successStatus == 0);
    }

    @Test
    @DisplayName("Should identify error status codes")

        // Verify - should consume 28 bytes even though len is 24
        assertEquals(28, bytesConsumed, "Should consume 28 bytes");

        byte[] resumeKey = response.getResumeKey();
        assertNotNull(resumeKey, "Resume key should not be null");
        assertEquals(24, resumeKey.length, "Resume key should be 24 bytes");

        // Verify all bytes are 0xAA

        // Then
        assertNotNull(result);
        assertTrue(result.length > 0, "HMAC-T64 should produce non-empty result");
    }

    @Test
    @DisplayName("Should perform RC4 encryption/decryption")
    void testRC4() throws Exception {
        // Given
        byte[] key = "testkey123456789".getBytes(); // 16 bytes
        byte[] plaintext = "This is a test message for RC4".getBytes();

        // When

	db.Logger = DB.Logger
	if err != nil {
		t.Fatalf("Should open db success, but got %v", err)
	}

	tx := db.Begin()
	user := *GetUser("transaction", Config{})

	if err = tx.Save(&user).Error; err != nil {
		t.Fatalf("No error should raise, but got %v", err)
	}

	if err = tx.First(&User{}, "name = ?", "transaction").Error; err != nil {
		t.Fatalf("Should find saved record, but got %v", err)
	}