map.put(1, "a");
    map.put(4, "b");
    map.put(3, "d");
    map.put(2, "c");
    map.trimToSize();
    assertThat(map.entries).hasLength(4);
    assertThat(map.keys).hasLength(4);
    assertThat(map.values).hasLength(4);
    assertThat(map.links).hasLength(4);
    assertEquals(4, map.size());
    testHasMapEntriesInOrder(map, 1, "a", 4, "b", 3, "d", 2, "c");
  }

    map.put(1, "a");
    map.put(4, "b");
    map.put(3, "d");
    map.put(2, "c");
    map.trimToSize();
    assertThat(map.entries).hasLength(4);
    assertThat(map.keys).hasLength(4);
    assertThat(map.values).hasLength(4);
    assertThat(map.links).hasLength(4);
    assertEquals(4, map.size());
    testHasMapEntriesInOrder(map, 1, "a", 4, "b", 3, "d", 2, "c");
  }

        count,
        n -> {
          cache.asMap().computeIfPresent(key, (k, v) -> v + delimiter + n);
        });
    assertThat(cache.size()).isEqualTo(1);
    assertThat(cache.getIfPresent(key).split(delimiter)).hasLength(count + 1);
  }

  public void testComputeIfPresentRemove() {
    List<RemovalNotification<Integer, Integer>> notifications = new ArrayList<>();
    Cache<Integer, Integer> cache =
        CacheBuilder.newBuilder()

    LoadingCache<?, ?> cache = CacheBuilder.newBuilder().initialCapacity(5).build(identityLoader());
    LocalCache<?, ?> map = CacheTesting.toLocalCache(cache);

    assertThat(map.segments).hasLength(4);
    assertThat(map.segments[0].table.length()).isEqualTo(2);
    assertThat(map.segments[1].table.length()).isEqualTo(2);
    assertThat(map.segments[2].table.length()).isEqualTo(2);

                super.close();
                counter[0]--;
              }
            };
          }
        };
    byte[] result = ByteSource.concat(checker, checker, checker).read();
    assertThat(result).hasLength(150);
  }

  private void joinHelper(Integer... spans) throws Exception {
    List<ByteSource> sources = new ArrayList<>();
    int start = 0;
    for (Integer span : spans) {

                super.close();
                counter[0]--;
              }
            };
          }
        };
    byte[] result = ByteSource.concat(checker, checker, checker).read();
    assertThat(result).hasLength(150);
  }

  private void joinHelper(Integer... spans) throws Exception {
    List<ByteSource> sources = new ArrayList<>();
    int start = 0;
    for (Integer span : spans) {

        tester.method = method;
        method.invoke(tester, new Object[] {null});
      }
    }
  }

  private Type getOnlyParameterType() {
    assertThat(method.getGenericParameterTypes()).hasLength(1);
    return method.getGenericParameterTypes()[0];
  }

  @SuppressWarnings({"rawtypes", "unchecked"})
  private static Type getSupertype(Type type, Class<?> superclass) {
    Class rawType = superclass;

        tester.method = method;
        method.invoke(tester, new Object[] {null});
      }
    }
  }

  private Type getOnlyParameterType() {
    assertThat(method.getGenericParameterTypes()).hasLength(1);
    return method.getGenericParameterTypes()[0];
  }

  @SuppressWarnings({"rawtypes", "unchecked"})
  private static Type getSupertype(Type type, Class<?> superclass) {
    Class rawType = superclass;

    assertThat(parameters).hasSize(1);
    TypeToken<?> parameterType = parameters.get(0).getType();
    Type[] typeArgs = ((ParameterizedType) parameterType.getType()).getActualTypeArguments();
    assertThat(typeArgs).hasLength(1);
    TypeVariable<?> captured = (TypeVariable<?>) typeArgs[0];
    assertThat(captured.getBounds()).asList().containsExactly(Object.class);
    assertThat(new TypeToken<List<?>>() {}.isSupertypeOf(parameterType)).isTrue();

            return out.toByteArray();
          }
        };

    File asciiFile = getTestFile("ascii.txt");
    byte[] result = Files.readBytes(asciiFile, processor);
    assertThat(result).hasLength(1);
  }

  public void testPredicates() throws IOException {
    File asciiFile = getTestFile("ascii.txt");
    File dir = asciiFile.getParentFile();
    assertTrue(Files.isDirectory().apply(dir));