assertEquals(mid, request.getMid(), "MID should be set correctly");
        assertEquals(asyncId, request.getAsyncId(), "AsyncId should be set correctly");
        assertEquals(credits, request.getCredit(), "Credits should be set correctly");
        assertEquals(treeId, request.getTreeId(), "Tree ID should be set correctly");
        assertTrue((request.getFlags() & SMB2_FLAGS_ASYNC_COMMAND) != 0, "Async flag should be set for non-zero asyncId");
    }

        assertEquals(smbComNtTransaction.parameterOffset, SmbComTransaction.readInt4(dst, 23),
                "parameterOffset should be written correctly");
        assertEquals(smbComNtTransaction.dataCount, SmbComTransaction.readInt4(dst, 27), "dataCount should be written correctly");
        assertEquals(smbComNtTransaction.dataOffset, SmbComTransaction.readInt4(dst, 31), "dataOffset should be written correctly");

        assertEquals(message, ex.getMessage(), "Message should be preserved as provided");
        assertNull(ex.getCause(), "Cause should be null when only message is provided");

        // toString should include the class name and (if non-null) the message
        String ts = ex.toString();
        assertTrue(ts.contains("SMBProtocolDecodingException"), "toString should include class name");
        if (message != null && !message.isEmpty()) {

        // Manually unblock
        assertTrue(rateLimiter.unblockIp(ip), "Manual unblock should succeed");

        // Should be allowed again
        assertTrue(rateLimiter.checkAttempt("user7", ip), "Should be allowed after manual unblock");
    }

    @Test
    public void testNullUsername() throws Exception {
        // Null username should be handled gracefully

		t.Fatalf("Should find 1 tags after Delete")
	}

	if DB.Model(&blog).Association("Tags").Count() != 1 {
		t.Fatalf("Blog should has three tags after Delete")
	}

	DB.Model(&blog).Association("Tags").Delete(tag3)
	var tags4 []Tag
	DB.Model(&blog).Association("Tags").Find(&tags4)
	if !compareTags(tags4, []string{"tag6"}) {
		t.Fatalf("Tag should not be deleted when Delete with a unrelated tag")

        assertNotNull(password, "Password char array should not be null");
        assertArrayEquals(testPassword.toCharArray(), password, "Password should match");

        // Verify it returns a clone, not the original
        password[0] = 'X';
        char[] password2 = authenticator.getPasswordAsCharArray();
        assertNotEquals(password[0], password2[0], "Should return a clone, not the original");
    }

    @Test

        @Test
        @DisplayName("Should create with configuration only")
        void testConstructorWithConfig() {
            ServerMessageBlock2 msg = new TestServerMessageBlock2(mockConfig);
            assertNotNull(msg);
            assertEquals(mockConfig, msg.getConfig());
            assertEquals(0, msg.getCommand());
        }

        @Test
        @DisplayName("Should create with configuration and command")

        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

    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());

    @DisplayName("MonotonicClock singleton instance should always return the same instance")
    void testSingletonInstance() {
        MonotonicClock clock1 = MonotonicClock.get();
        MonotonicClock clock2 = MonotonicClock.get();

        assertSame(clock1, clock2, "Multiple calls to get() should return the same instance");
    }

    @Test
    @DisplayName("MonotonicClock should always use UTC timezone")
    void testClockTimezone() {