@BeforeEach
        void setup() {
            testBlock = new TestServerMessageBlock(mockConfig);
        }

        @Test
        @DisplayName("Test default request properties")
        void testDefaultRequestProperties() {
            assertEquals(0, testBlock.size());
            assertFalse(testBlock.isAsync());
            assertFalse(testBlock.isResponseAsync());
            assertNull(testBlock.getNext());