PopulatedCachesTest.java 文件源码

@SuppressWarnings("unchecked") // generic array creation

  public void testEntrySet_populated() {
    for (LoadingCache<Object, Object> cache : caches()) {
      Set<Entry<Object, Object>> entries = cache.asMap().entrySet();
      List<Entry<Object, Object>> warmed = warmUp(cache, WARMUP_MIN, WARMUP_MAX);

      Set<?> expected = Maps.newHashMap(cache.asMap()).entrySet();
      assertThat(entries).containsExactlyElementsIn((Collection<Entry<Object, Object>>) expected);
      assertThat(entries.toArray())
          .asList()
          .containsExactlyElementsIn((Collection<Object>) expected);
      assertThat(entries.toArray(new Entry[0]))
          .asList()
          .containsExactlyElementsIn((Collection<Entry>) expected);

      new EqualsTester()
          .addEqualityGroup(cache.asMap().entrySet(), entries)
          .addEqualityGroup(ImmutableSet.of())
          .testEquals();
      assertEquals(WARMUP_SIZE, entries.size());
      for (int i = WARMUP_MIN; i < WARMUP_MAX; i++) {
        Entry<Object, Object> newEntry = warmed.get(i - WARMUP_MIN);
        assertTrue(entries.contains(newEntry));
        assertTrue(entries.remove(newEntry));
        assertFalse(entries.remove(newEntry));
        assertFalse(entries.contains(newEntry));
      }
      checkEmpty(entries);
      checkEmpty(cache);
    }
  }