assertEquals("Expected structureSize = 4", exception.getMessage());
        }

        @Test
        @DisplayName("Should correctly calculate bytes read from different starting positions")
        void testReadBytesWireFormatDifferentStartPositions() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[20];

    @Test
    @DisplayName("Should create request with correct command type")
    void testConstructorSetsCorrectCommand() throws Exception {
        // Given
        Configuration mockConfig = mock(Configuration.class);

        // When
        Smb2TreeDisconnectRequest req = new Smb2TreeDisconnectRequest(mockConfig);

        // Then - verify command is set correctly using reflection

        int newFlags = 0x12345678;

        leaseContext.setLeaseFlags(newFlags);
        assertEquals(newFlags, leaseContext.getLeaseFlags());
    }

    @Test
    @DisplayName("Should encode context correctly")
    void testEncode() {
        byte[] buffer = new byte[leaseContext.size()];
        int encoded = leaseContext.encode(buffer, 0);

        assertEquals(leaseContext.size(), encoded);

        assertNull(exceptionHolder[0]);
        assertNotNull(clientHolder[0]);
    }

    // Test repeated instantiation
    public void test_repeatedInstantiation() {
        // Test that repeated instantiation works correctly
        for (int i = 0; i < 10; i++) {
            CrawlerEngineClient client = new CrawlerEngineClient();
            assertNotNull(client);
        }
    }

    // Test instance fields initialization

This is something that you have to do yourself in your code, and make sure you use those JSON keys.

It's almost the only thing that you have to remember to do correctly yourself, to be compliant with the specifications.

For the rest, **FastAPI** handles it for you.

///

## Update the dependencies { #update-the-dependencies }

        IllegalStateException rootCause = new IllegalStateException("State error");
        TransportException exception = new TransportException(message, rootCause);

        // Verify both message and cause are set correctly
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(rootCause, exception.getCause());

        // Test with null message and valid cause

import junit.framework.TestCase;

/**
 * Since annotations have some reusability issues that force copy and paste all over the place, it's
 * worth having a test to ensure that all our Feature enums have their annotations correctly set up.
 *
 * @author George van den Driessche
 */
public class FeatureEnumTest extends TestCase {
  private static void assertGoodTesterAnnotation(Class<? extends Annotation> annotationClass) {
    assertNotNull(

        when(mockConfig.getOemEncoding()).thenReturn(StandardCharsets.UTF_8.name());
    }

    @Test
    void testConstructor() {
        // Test that the constructor correctly sets the command and path
        String directoryName = "testDir";
        SmbComCreateDirectory smbCom = new SmbComCreateDirectory(mockConfig, directoryName);

        StackTraceElement[] stackTrace = exception.getStackTrace();
        assertEquals(0, stackTrace.length);
    }

    public void test_serialVersionUID() {
        // Test that serialVersionUID is correctly defined
        UserRoleLoginException exception = new UserRoleLoginException(RootAction.class);
        // Verify exception is serializable
        assertTrue(exception instanceof java.io.Serializable);
    }

        assertEquals("NODE_AVAILABLE", WitnessEventType.NODE_AVAILABLE.toString());
    }

    @Test
    void testEnumValueOf() {
        // Test that valueOf works correctly
        assertEquals(WitnessServiceType.CLUSTER_WITNESS, WitnessServiceType.valueOf("CLUSTER_WITNESS"));
        assertEquals(WitnessServiceType.FILE_SERVER_WITNESS, WitnessServiceType.valueOf("FILE_SERVER_WITNESS"));