*/
public class SmbCircuitBreakerTest {

    private SmbCircuitBreaker circuitBreaker;

    @BeforeEach
    public void setUp() {
        // Create circuit breaker with test-friendly settings
        circuitBreaker = new SmbCircuitBreaker("test", 3, 2, 1000, 3);
    }

    @Test
    public void testInitialState() {
        assertEquals(State.CLOSED, circuitBreaker.getState(), "Initial state should be CLOSED");

        }

        @Override
        public void close() throws IOException {
            stream.close();
            collector.close();
        }

        @Override
        public void flush() throws IOException {
            stream.flush();
            collector.flush();
        }

        @Override
        public void write(final byte[] b) throws IOException {
            stream.write(b);

class NbtExceptionTest {

    @Test
    @DisplayName("getErrorString success returns SUCCESS")
    void testSuccess() {
        assertEquals("SUCCESS", NbtException.getErrorString(NbtException.SUCCESS, 0));
    }

    @Test
    @DisplayName("getErrorString for name service error with known code")
    void testNameServiceKnown() {
        String expected = "ERR_NAM_SRVC/FMT_ERR: Format ErrorUnknown error code: 1";

        return Stream.of(
                Arguments.of("Unix", Configuration.unix(), "/"),
                Arguments.of("Windows", Configuration.windows(), "\\"));
    }

    @Override
    @BeforeEach
    public void setUp() throws Exception {
        projectBuilder = getContainer().lookup(ProjectBuilder.class);
    }

    protected MavenProject getProject(Artifact pom, boolean allowStub) throws Exception {

    @TempDir
    Path tempDir;

    private final DefaultProfileActivationContext context = new DefaultProfileActivationContext();

    @BeforeEach
    @Override
    void setUp() throws Exception {
        activator = new FileProfileActivator()
                .setProfileActivationFilePathInterpolator(new ProfileActivationFilePathInterpolator()

@SuppressWarnings("unused") // For use by NullPointerTester
public class SomeClassThatDoesNotUseNullable {

  void packagePrivateButDoesNotCheckNull(String s) {}

  protected void protectedButDoesNotCheckNull(String s) {}

  public void publicButDoesNotCheckNull(String s) {}

  public static void staticButDoesNotCheckNull(String s) {}

    @Mock
    private CIFSContext mockContext;

    @Mock
    private Address mockAddress;

    @Test
    @DisplayName("Address interface should define correct method signatures")
    void testInterfaceContract() {
        // Given
        Address address = mockAddress;

        // When & Then - verify interface methods exist and can be called
        assertDoesNotThrow(() -> {

public class MultisetSetCountConditionallyTester<E> extends AbstractMultisetSetCountTester<E> {
  @Override
  void setCountCheckReturnValue(E element, int count) {
    assertTrue(
        "setCount() with the correct expected present count should return true",
        setCount(element, count));
  }

  @Override
  void setCountNoCheckReturnValue(E element, int count) {
    setCount(element, count);
  }

  @CanIgnoreReturnValue

  @ListFeature.Require(absent = SUPPORTS_REMOVE_WITH_INDEX)
  @CollectionSize.Require(absent = ZERO)
  public void testRemoveAtIndex_unsupported() {
    assertThrows(UnsupportedOperationException.class, () -> getList().remove(0));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX)
  public void testRemoveAtIndex_negative() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().remove(-1));

   *     its count, and so on
   */
  @GwtIncompatible
  @J2ktIncompatible
    private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();
    Serialization.writeMultiset(this, stream);
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();