} else {
            fail("Inconsistent behavior: first=" + first + ", second=" + second);
        }

        // Third call should return the same cached Subject instance
        Subject third = auth.getSubject();
        assertEquals(second, third, "Subsequent calls should return same cached result");

        // Refresh should clear the cache
        auth.refresh();

            fail("Should throw IllegalArgumentException for null engine");
        } catch (IllegalArgumentException e) {
            assertEquals("name or scriptEngine is null.", e.getMessage());
        }
    }

    // Test add method with both null parameters
    public void test_add_bothNull() {
        try {
            scriptEngineFactory.add(null, null);

    }

    // Test execute method with non-BooleanQuery (should throw exception)
    public void test_execute_withNonBooleanQuery() {
        TermQuery termQuery = new TermQuery(new Term("field", "value"));
        QueryContext context = new QueryContext("test", false);

        try {
            booleanQueryCommand.execute(context, termQuery, 1.0f);
            fail("Should throw InvalidQueryException");

        // NameOffset field (2 bytes) - should be 16 (after header)
        assertEquals(16, SMBUtil.readInt2(buffer, 4));

        // NameLength field (2 bytes) - should be 4 for "RqLs"
        assertEquals(4, SMBUtil.readInt2(buffer, 6));

        // Reserved field (2 bytes) - should be 0
        assertEquals(0, SMBUtil.readInt2(buffer, 8));

        // DataOffset field (2 bytes) - should be 24 (16 header + 4 name + 4 padding)

        assertTrue("Instance should be a MonitorTarget", target instanceof MonitorTarget);
        assertTrue("Instance should be a TimeoutTarget", target instanceof TimeoutTarget);
    }

    public void test_expired_method_exists() throws Exception {
        assertNotNull("expired method should exist", HotThreadMonitorTarget.class.getMethod("expired"));
    }

        }

        @Test
        @DisplayName("Should get share")
        void testGetShare() {
            assertNull(referralData.getShare());
        }

        @Test
        @DisplayName("Should get path")
        void testGetPath() {
            assertNull(referralData.getPath());
        }

        @Test
        @DisplayName("Should get expiration")
        void testGetExpiration() {

    class ConstructorTests {

        @Test
        @DisplayName("Should throw DcerpcException for invalid URL format")
        void testConstructor_InvalidUrl() {
            String invalidUrl = "invalid:server";
            assertThrows(DcerpcException.class, () -> new DcerpcPipeHandle(invalidUrl, mockContext, false),
                    "Should throw DcerpcException for invalid protocol");
        }

        @Test

        // Then
        assertTrue(msrpcSamrConnect2 instanceof samr.SamrConnect2, "Should be an instance of samr.SamrConnect2");
        assertTrue(msrpcSamrConnect2 instanceof DcerpcMessage, "Should be an instance of DcerpcMessage");
    }

    @Test
    @DisplayName("Should have correct opnum from parent class")
    void shouldHaveCorrectOpnum() {
        // When

        assertTrue(resp instanceof ServerMessageBlock2);
    }

    @Test
    @DisplayName("Should return correct OVERHEAD constant value")
    void testOverheadConstant() {
        // Then
        assertEquals(Smb2Constants.SMB2_HEADER_LENGTH + 16, Smb2ReadResponse.OVERHEAD);
    }

    @Test
    @DisplayName("Should initially have zero data length")
    void testInitialDataLength() {
        // Then

    }

    @Test
    @DisplayName("Should create correct response")
    void testCreateResponse() {
        // When
        Smb2ChangeNotifyResponse response = request.createResponse(mockContext, request);

        // Then
        assertNotNull(response);
        assertTrue(response instanceof Smb2ChangeNotifyResponse);
    }

    @Test
    @DisplayName("Should calculate correct size")
    void testSize() {