assertNotEquals(auth1, new Object());
    }

    // Test hashCode method
    @Test
    void testHashCode() {
        NtlmPasswordAuthentication auth1 = new NtlmPasswordAuthentication("DOMAIN", "user", "password");
        NtlmPasswordAuthentication auth2 = new NtlmPasswordAuthentication("DOMAIN", "user", "password");
        assertEquals(auth1.hashCode(), auth2.hashCode());
    }

    // Test getPreNTLMResponse
    @Test

                this.options);
    }

    /**
     * {@inheritDoc}
     *
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        if (this.fileId != null) {
            return (int) (Arrays.hashCode(this.fileId) + 3 * this.tree_num);
        }
        return (int) (this.fid + 3 * this.tree_num);
    }

    /**
     * {@inheritDoc}

   */
  public final <S extends @Nullable T> Wrapper<S> wrap(@ParametricNullness S reference) {
    return new Wrapper<>(this, reference);
  }

  /**
   * Wraps an object so that {@link #equals(Object)} and {@link #hashCode()} delegate to an {@link
   * Equivalence}.
   *
   * <p>For example, given an {@link Equivalence} for {@link String strings} named {@code equiv}
   * that tests equivalence using their lengths:
   *

        return parent.equals(o);
    }

    @Override
    public Map<String, Object> get(final int index) {
        return parent.get(index);
    }

    @Override
    public int hashCode() {
        return parent.hashCode();
    }

    @Override
    public int indexOf(final Object o) {
        return parent.indexOf(o);
    }

    @Override
    public boolean isEmpty() {

        RangeMap<?, ?> rangeMap = (RangeMap<?, ?>) o;
        return asMapOfRanges().equals(rangeMap.asMapOfRanges());
      }
      return false;
    }

    @Override
    public int hashCode() {
      return asMapOfRanges().hashCode();
    }

    @Override
    public String toString() {
      return asMapOfRanges().toString();
    }

    class SubRangeMapAsMap extends AbstractMap<Range<K>, V> {

        info3.setInterfaceIndex(2);

        assertEquals(info1, info2);
        assertNotEquals(info1, info3);
        assertEquals(info1.hashCode(), info2.hashCode());
    }

    @Test
    void testToString() {
        NetworkInterfaceInfo info = new NetworkInterfaceInfo(testAddress, 1000);
        String str = info.toString();

        assertNotNull(str);

    }

    @Override
    public boolean equals(@Nullable Object obj) {
      return this == obj || (obj instanceof Element && ((Element) obj).hash == hash);
    }

    @Override
    public int hashCode() {
      return hash;
    }

    @Override
    public int compareTo(Element that) {
      return Integer.compare(hash, that.hash);
    }

    @Override
    public String toString() {

            Objects.equals(parameters, that.parameters) &&
            Objects.equals(returnType, that.returnType);
    }

    @Override
    public int hashCode() {
        return Objects.hash(super.hashCode(), name, ownerClass, parameters, returnType);
    }

    public ClassMetaData getOwnerClass() {
        return ownerClass;
    }

    public TypeMetaData getReturnType() {

    return t;
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return delegate.equals(obj);
  }

  @Override
  public int hashCode() {
    return delegate.hashCode();
  }

  @Override
  public String toString() {
    return delegate.toString();
  }

  private static final long serialVersionUID = 0L;

        ArtifactVersion v1 = newArtifactVersion("1");
        ArtifactVersion v2 = newArtifactVersion("1.0");
        assertTrue(v1.equals(v2), "Expected " + v1 + " to equal " + v2);
        assertEquals(v1.hashCode(), v2.hashCode());
    }

    @Test
    void testEqualsNullSafe() {
        assertFalse(newArtifactVersion("1").equals(null));
    }

    @Test
    void testEqualsTypeSafe() {