}

  public void testCombineOrdered_differentBitLengths() {
    assertThrows(
        IllegalArgumentException.class,
        () -> {
          HashCode unused =
              Hashing.combineOrdered(
                  ImmutableList.of(HashCode.fromInt(32), HashCode.fromLong(32L)));
        });
  }

  public void testCombineOrdered() {

  }

  public void testReentrantHasNext() {
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          @Override
          protected Integer computeNext() {
            boolean unused = hasNext();
            throw new AssertionError();
          }
        };
    assertThrows(IllegalStateException.class, iter::hasNext);
  }

   * the documentation for {@link #fromValid(String)}.
   */
  public static boolean isValid(String specifier) {
    try {
      HostSpecifier unused = fromValid(specifier);
      return true;
    } catch (IllegalArgumentException e) {
      return false;
    }
  }

  @Override
  public boolean equals(@Nullable Object other) {

        assertThat(hoge.getKeyClassOfMap(), is(sameClass(String.class)));
        assertThat(hoge.getValueClassOfMap(), is(sameClass(Integer.class)));
    }

    /**
     *
     */
    @SuppressWarnings("unused")
    public static class MyBean {
        /** */
        public static final String HOGE = "hoge";

        private Class<?> aaa;

        private List<String> list;

  }

  public void testCreation_generic() {
    List<String> a = ImmutableList.of("a");
    // only verify that there is no compile warning
    ImmutableList<List<String>> unused = ImmutableList.of(a, a);
  }

  public void testCreation_arrayOfArray() {
    String[] array = new String[] {"a"};
    List<String[]> list = ImmutableList.<String[]>of(array);

  }

  public void testTransform_preventsFurtherOperations() {
    ClosingFuture<String> closingFuture = ClosingFuture.from(immediateFuture("value1"));
    ClosingFuture<String> unused =
        closingFuture.transform(
            new ClosingFunction<String, String>() {
              @Override
              public String apply(DeferredCloser closer, String v) throws Exception {

            throw new OutOfMemoryError();
          }

          @Override
          public int hashCode() {
            throw new OutOfMemoryError();
          }
        });

    String unused = future.toString();

    SettableFuture<Object> future2 = SettableFuture.create();

    // A more organic OOM from a toString implementation
    Object object =
        new Object() {
          @Override

        }
    }

    /**
     * Convert RDMA access flags to DiSNI flags
     *
     * @param access RDMA access flags
     * @return DiSNI access flags
     */
    @SuppressWarnings("unused")
    private int convertAccessFlags(EnumSet<RdmaAccess> access) {
        int flags = 0;

        // In real implementation, this would convert to DiSNI constants:

  }

  @CanIgnoreReturnValue
  private <T> T checkValid(T t) {
    // a ClassCastException is what's supposed to happen!
    @SuppressWarnings("unchecked")
    K k = (K) t;
    int unused = comparator().compare(k, k);
    return t;
  }

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

  @Override
  public int hashCode() {

      super(message);
    }

    public Throwable getAntecedent() {
      return antecedent;
    }
  }

  @SuppressWarnings("unused") // we're testing that they're not used
  public static final class ExceptionWithSomePrivateConstructors extends Exception {
    private ExceptionWithSomePrivateConstructors(String a) {}