return (requestCount == 0) ? 1.0 : (double) hitCount / requestCount;
  }

  /**
   * Returns the number of times {@link Cache} lookup methods have returned an uncached (newly
   * loaded) value, or null. Multiple concurrent calls to {@link Cache} lookup methods on an absent
   * value can result in multiple misses, all returning the results of a single cache load
   * operation.
   */
  public long missCount() {

      @SuppressWarnings("unchecked")
      Entry<?, @Nullable Object> nullableValueEntry = (Entry<?, @Nullable Object>) entry;
      nullableValueEntry.setValue(null);
      fail("setValue on unmodifiable Map.Entry succeeded");
    } catch (UnsupportedOperationException expected) {
    }
  }

  /**
   * Verifies that an Iterator is unmodifiable.
   *

    return (requestCount == 0) ? 1.0 : (double) hitCount / requestCount;
  }

  /**
   * Returns the number of times {@link Cache} lookup methods have returned an uncached (newly
   * loaded) value, or null. Multiple concurrent calls to {@link Cache} lookup methods on an absent
   * value can result in multiple misses, all returning the results of a single cache load
   * operation.
   */
  public long missCount() {

        }
    }

    @Nested
    @DisplayName("Result Management Tests")
    class ResultManagementTests {

        @Test
        @DisplayName("getResult should return null for success (result=0)")
        void testGetResultSuccess() {
            message.result = 0;
            assertNull(message.getResult());
        }

        @Test

*----+------+------+
| <<<maven.version>>> | The version number of the current Maven execution <(since 3.0.4)>. For example, "<<<3.0.5>>>". | <<<$\{maven.version\}>>> |
*----+------+------+
| <<<maven.build.version>>> | The full build version of the current Maven execution <(since 3.0.4)>. For example, "<<<Apache Maven 3.2.2 (r01de14724cdef164cd33c7c8c2fe155faf9602da; 2013-02-19T14:51:28+01:00)>>>". | <<<$\{maven.build.version\}>>> |
*----+------+------+

		copy(b.toUSTAR().magic(), magicUSTAR)
		copy(b.toUSTAR().version(), versionUSTAR)
	default:
		panic("invalid format")
	}

	// Update checksum.
	// This field is special in that it is terminated by a NULL then space.
	var f formatter
	field := b.toV7().chksum()
	chksum, _ := b.computeChecksum() // Possible values are 256..128776
	f.formatOctal(field[:7], chksum) // Never fails since 128776 < 262143
	field[7] = ' '
}

        TypeToken.of(StringIterable.class)
            .resolveType(Iterable.class.getTypeParameters()[0])
            .getType());
    assertThrows(NullPointerException.class, () -> TypeToken.of(this.getClass()).resolveType(null));
  }

  public void testContextIsParameterizedType() throws Exception {
    class Context {
      @SuppressWarnings("unused") // used by reflection
      Map<String, Integer> returningMap() {

      List<E> extremeValues = new ArrayList<>();

      // nulls are usually out of bounds for a subset, so ban them altogether
      for (Object o : elements) {
        if (o == null) {
          throw new NullPointerException();
        }
      }

      // prepare extreme values to be filtered out of view
      E firstExclusive = delegate.belowSamplesGreater();

        TypeToken.of(StringIterable.class)
            .resolveType(Iterable.class.getTypeParameters()[0])
            .getType());
    assertThrows(NullPointerException.class, () -> TypeToken.of(this.getClass()).resolveType(null));
  }

  public void testContextIsParameterizedType() throws Exception {
    class Context {
      @SuppressWarnings("unused") // used by reflection
      Map<String, Integer> returningMap() {

        new FreshValueGenerator().generateFresh(String.class),
        new FreshValueGenerator().generateFresh(Object.class));
  }

  public void testEnums() {
    assertEqualInstance(EmptyEnum.class, null);
    assertEqualInstance(OneConstantEnum.class, OneConstantEnum.CONSTANT1);
    assertFreshInstance(TwoConstantEnum.class, 2);
    assertFreshInstance(new TypeToken<com.google.common.base.Optional<OneConstantEnum>>() {}, 2);