this.delegateString = delegateString;
      this.onHashCode = onHashCode;
      this.onEquals = onEquals;
      this.onCompareTo = onCompareTo;
    }

    @Override
    public int hashCode() {
      onHashCode.run();
      return delegateString.hashCode();
    }

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

              public int hashCode() {
                return runnable.hashCode();
              }
            });
  }

  public void testFailsToForwardEquals() {
    tester.includingEquals();
    assertFailure(
        Runnable.class,
        runnable ->
            new ForwardingRunnable(runnable) {
              @Override
              public int hashCode() {

              public int hashCode() {
                return runnable.hashCode();
              }
            });
  }

  public void testFailsToForwardEquals() {
    tester.includingEquals();
    assertFailure(
        Runnable.class,
        runnable ->
            new ForwardingRunnable(runnable) {
              @Override
              public int hashCode() {

    List<Object> tentativeArgs = new ArrayList<>(args);
    tentativeArgs.set(i, alternateArg);
    return createInstance(factory, tentativeArgs).hashCode()
        == createInstance(factory, args).hashCode();
  }

  // distinctValues is a type-safe class-values mapping, but we don't have a type-safe data
  // structure to hold the mappings.
  @SuppressWarnings({"unchecked", "rawtypes"})

      this.value = value;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      return obj instanceof Impl && value == ((Impl) obj).value;
    }

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

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

  private ClassToInstanceMapTesting() {}

        return function.equals(that.function) && supplier.equals(that.supplier);
      }
      return false;
    }

    @Override
    public int hashCode() {
      return Objects.hash(function, supplier);
    }

    @Override
    public String toString() {
      return "Suppliers.compose(" + function + ", " + supplier + ")";
    }

 *   private final String zipcode;
 *
 *   public Address(String city, String state, String zipcode) {...}
 *
 *   {@literal @Override} public boolean equals(Object obj) {...}
 *   {@literal @Override} public int hashCode() {...}
 *   ...
 * }
 * </pre>
 *
 * <p>No cascading checks are performed against the return values of methods unless the method is a
 * static factory method. Neither are semantics of mutation methods such as {@code

        return function.equals(that.function) && supplier.equals(that.supplier);
      }
      return false;
    }

    @Override
    public int hashCode() {
      return Objects.hash(function, supplier);
    }

    @Override
    public String toString() {
      return "Suppliers.compose(" + function + ", " + supplier + ")";
    }

 *   private final String zipcode;
 *
 *   public Address(String city, String state, String zipcode) {...}
 *
 *   {@literal @Override} public boolean equals(Object obj) {...}
 *   {@literal @Override} public int hashCode() {...}
 *   ...
 * }
 * </pre>
 *
 * <p>No cascading checks are performed against the return values of methods unless the method is a
 * static factory method. Neither are semantics of mutation methods such as {@code

   * representation is not guaranteed.
   */
  @Override
  public String toString() {
    return MoreObjects.toStringHelper(this).addValue(toParsableString()).toString();
  }

  @Override
  public int hashCode() {
    return Objects.hash(
        initialCapacity,
        maximumSize,
        maximumWeight,
        concurrencyLevel,
        keyStrength,
        valueStrength,
        recordStats,