ValueReference<Object, Object> valueRef = map.newValueReference(entry, value, 1);
    entry.setValueReference(valueRef);

    assertThat(segment.get(key, hash)).isNull();

    // count == 0
    table.set(index, entry);
    assertThat(segment.get(key, hash)).isNull();
    assertThat(segment.containsKey(key, hash)).isFalse();
    assertThat(segment.containsValue(value)).isFalse();

    // count == 1

    ValueReference<Object, Object> valueRef = map.newValueReference(entry, value, 1);
    entry.setValueReference(valueRef);

    assertThat(segment.get(key, hash)).isNull();

    // count == 0
    table.set(index, entry);
    assertThat(segment.get(key, hash)).isNull();
    assertThat(segment.containsKey(key, hash)).isFalse();
    assertThat(segment.containsValue(value)).isFalse();

    // count == 1

    assertThat(map.get(Integer.class)).isNull();
    assertThat(map.getInstance(Integer.class)).isNull();

    map.put(Long.class, null);
    assertThat(map.get(Long.class)).isNull();
    assertThat(map.getInstance(Long.class)).isNull();
  }

  public void testPrimitiveAndWrapper() {
    assertThat(map.getInstance(int.class)).isNull();
    assertThat(map.getInstance(Integer.class)).isNull();

    assertThat(map.containsKey(one)).isFalse();
    assertThat(map.containsValue(one)).isFalse();
    assertThat(map.putIfAbsent(two, three)).isNull();
    assertThat(map.remove(two)).isSameInstanceAs(three);
    assertThat(map.put(three, one)).isNull();
    assertThat(map.put(one, two)).isNull();

    assertThat(map).containsEntry(three, one);
    assertThat(map).containsEntry(one, two);

    assertThat(map.containsKey(one)).isFalse();
    assertThat(map.containsValue(one)).isFalse();
    assertThat(map.putIfAbsent(two, three)).isNull();
    assertThat(map.remove(two)).isSameInstanceAs(three);
    assertThat(map.put(three, one)).isNull();
    assertThat(map.put(one, two)).isNull();

    assertThat(map).containsEntry(three, one);
    assertThat(map).containsEntry(one, two);

    fakeTicker.advance(2, MILLISECONDS);
    assertThat(cache.getIfPresent(10)).isNull();
    assertThat(cache.getIfPresent(20)).isNull();
    assertThat(cache.getIfPresent(4)).isNull();

    cache.put(10, 20);
    assertThat(cache.getIfPresent(10)).isEqualTo(20);

    fakeTicker.advance(1000, MILLISECONDS);
    assertThat(cache.getIfPresent(10)).isNull();
  }

  @Test
  public void expireAfterWriteAndAccess() {

    fakeTicker.advance(2, MILLISECONDS);
    assertThat(cache.getIfPresent(10)).isNull();
    assertThat(cache.getIfPresent(20)).isNull();
    assertThat(cache.getIfPresent(4)).isNull();

    cache.put(10, 20);
    assertThat(cache.getIfPresent(10)).isEqualTo(20);

    fakeTicker.advance(1000, MILLISECONDS);
    assertThat(cache.getIfPresent(10)).isNull();
  }

  @Test
  public void expireAfterWriteAndAccess() {

    assertThat(graph.edgeValue(2, 1).orElse(DEFAULT)).isEqualTo(DEFAULT);
    assertThat(graph.edgeValueOrDefault(1, 2, null)).isNull();
    assertThat(graph.edgeValueOrDefault(2, 1, null)).isNull();
    assertThat(graph.edgeValue(1, 2).orElse(null)).isNull();
    assertThat(graph.edgeValue(2, 1).orElse(null)).isNull();

    graph.putEdgeValue(1, 2, "valueA");
    graph.putEdgeValue(2, 1, "valueB");

    assertThat(graph.removeEdge(1, 2)).isEqualTo("valueA");
    assertThat(graph.removeEdge(1, 2)).isNull();
    assertThat(graph.removeEdge(2, 1)).isEqualTo("valueB");
    assertThat(graph.removeEdge(2, 1)).isNull();
    assertThat(graph.removeEdge(2, 3)).isEqualTo("valueC");
    assertThat(graph.removeEdge(2, 3)).isNull();
  }

  @Test
  public void removeEdge_undirected() {

    assertThat(cookies.size).isEqualTo(1)
    val cookie = cookies[0]
    assertThat(cookie.name).isEqualTo("a")
    assertThat(cookie.value).isEqualTo("android")
    assertThat(cookie.comment).isNull()
    assertThat(cookie.commentURL).isNull()
    assertThat(cookie.discard).isFalse()
    assertThat(cookie.maxAge).isGreaterThan(100000000000L)
    assertThat(cookie.path).isEqualTo("/path")
    assertThat(cookie.secure).isTrue()