@Mock
    private lsarpc.LsarSidArray mockSids;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
    }

    @Test
    @DisplayName("Should correctly initialize MsrpcGetMembersInAlias with provided parameters")
    void testConstructorInitialization() {
        // Given
        // Mocks are already initialized by @BeforeEach

        // When

    } finally {
      executor.shutdownNow();
    }

    assertTrue(future.isDone());
    assertFalse(future.isCancelled());
  }

  /** Tests that the {@link Future#get(long, TimeUnit)} method times out correctly. */
  public void testTimeoutOnGetWorksCorrectly() throws InterruptedException, ExecutionException {

    // The task thread waits for the latch, so we expect a timeout here.
    try {
      future.get(20, MILLISECONDS);

    }

    @Test
    @DisplayName("Should create request with correct command type and path")
    void testConstructorSetsCorrectCommandAndPath() throws Exception {
        // Given & When
        String path = "\\\\testserver\\testshare";
        Smb2TreeConnectRequest req = new Smb2TreeConnectRequest(mockConfig, path);

        // Then - verify command is set correctly using reflection

        assertEquals("Structure size is not 16", exception.getMessage());
    }

    @DisplayName("Should parse different share types correctly")
    @ParameterizedTest
    @CsvSource({ "1, 1", // DISK
            "2, 2", // PIPE
            "3, 3", // PRINT
            "0, 0", // Unknown
            "255, -1" // Byte overflow to signed
    })

import jcifs.CIFSException;

class NbtExceptionTest {

    /**
     * Test the constructor of NbtException.
     * It should correctly set errorClass and errorCode, and the message should be derived from getErrorString.
     */
    @Test
    @DisplayName("NbtException constructor should correctly set error class, error code, and message")
    void testConstructor() {
        int errorClass = NbtException.ERR_NAM_SRVC;

                    "Should return correct message for error 1");
            assertEquals("DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 2),
                    "Should return correct message for error 2");
            assertEquals("DCERPC_BIND_ERR_LOCAL_LIMIT_EXCEEDED", getResultMessageMethod.invoke(null, 3),
                    "Should return correct message for error 3");
        }

        } finally {
            der.close();
        }
        return collector.toByteArray();
    }

    @Test
    @DisplayName("Round-trip: all fields set encodes and parses back correctly")
    void testRoundTripAllFields() throws Exception {
        ASN1ObjectIdentifier[] mechs = new ASN1ObjectIdentifier[] { OID_KRB, OID_NTLM };

## Pin your `fastapi` version { #pin-your-fastapi-version }

The first thing you should do is to "pin" the version of **FastAPI** you are using to the specific latest version that you know works correctly for your application.

For example, let's say you are using version `0.112.0` in your app.

    @Test
    @DisplayName("readULong correctly interprets little endian")
    void testReadULong() {
        byte[] a = new byte[] { (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04 };
        int result = NtlmMessage.readULong(a, 0);
        assertEquals(0x04030201, result, "ULong should be little‑endian");
    }

    @Test
    @DisplayName("readUShort correctly interprets little endian")
    void testReadUShort() {

            return 0;
        }
    }

    @Nested
    @DisplayName("Interface Contract Tests")
    class InterfaceContractTests {

        @Test
        @DisplayName("Interface should be correctly implemented by mock")
        void testInterfaceImplementation() {
            CreateContextResponse response = mock(CreateContextResponse.class);
            assertNotNull(response);