auto ram_file_block_cache = static_cast<RamFileBlockCache*>(param);
    ram_file_block_cache->Prune();
  }

 private:
  /// The size of the blocks stored in the LRU cache, as well as the size of the
  /// reads from the underlying filesystem.
  const size_t block_size_;
  /// The maximum number of bytes (sum of block sizes) allowed in the LRU cache.
  const size_t max_bytes_;

  }

  companion object {
    /**
     * Cache control request directives that require network validation of responses. Note that such
     * requests may be assisted by the cache via conditional GET requests.
     */
    @JvmField
    val FORCE_NETWORK = commonForceNetwork()

    /**
     * Cache control request directives that uses the cache only, even if the cached response is

        if (taskResult is TaskSuccessResult && !taskResult.isFromCache && !taskResult.isUpToDate) {
            println("CACHE_MISS in task $taskPath")
            cacheMiss.set(true)
        }
    }
}


/**
 *  We monitor some tasks in non-seed builds. If a task executed in a non-seed build, we think it as "CACHE_MISS".
 */

  fun parse() {
    val header = (
      "no-cache, no-store, max-age=1, s-maxage=2, private, public, must-revalidate, " +
        "max-stale=3, min-fresh=4, only-if-cached, no-transform"
    )
    val cacheControl =
      parse(
        Headers.Builder()
          .set("Cache-Control", header)
          .build(),
      )
    assertThat(cacheControl.noCache).isTrue()
    assertThat(cacheControl.noStore).isTrue()

  CacheControl.Builder()
    .noCache()
    .build()

internal fun CacheControl.Companion.commonForceCache() =
  CacheControl.Builder()
    .onlyIfCached()
    .maxStale(Int.MAX_VALUE.seconds)
    .build()

internal fun CacheControl.Builder.commonBuild(): CacheControl {
  return CacheControl(
    noCache = noCache,
    noStore = noStore,
    maxAgeSeconds = maxAgeSeconds,

  tf_gcs_filesystem::ExpiringLRUCache<int> cache(1, 4);
  cache.Insert("a", 1);
  cache.Insert("b", 2);
  cache.Insert("c", 3);
  cache.Insert("d", 4);
  int value = 0;
  EXPECT_TRUE(cache.Lookup("a", &value));
  EXPECT_EQ(value, 1);
  EXPECT_TRUE(cache.Lookup("b", &value));
  EXPECT_EQ(value, 2);
  EXPECT_TRUE(cache.Lookup("c", &value));
  EXPECT_EQ(value, 3);
  EXPECT_TRUE(cache.Lookup("d", &value));

  new_entry->timestamp = timer_seconds_();
  block_map_.emplace(std::make_pair(key, new_entry));
  return new_entry;
}

// Remove blocks from the cache until we do not exceed our maximum size.
void RamFileBlockCache::Trim() {
  while (!lru_list_.empty() && cache_size_ > max_bytes_) {
    RemoveBlock(block_map_.find(lru_list_.back()));
  }
}

/// Move the block to the front of the LRU list if it isn't already there.

	found := false
	snap := p.ReadCurrentPodSnapshot()
	for k, v := range snap {
		if k == "123" && v == (WorkloadInfo{}) {
			found = true
		}
	}
	if !found {
		t.Fatalf("expected pod 123 to be in the cache")
	}
}

func TestUpsertPodCacheWithLiveNetns(t *testing.T) {
	p := newPodNetnsCache(openNsTestOverride)

	pod := &corev1.Pod{ObjectMeta: metav1.ObjectMeta{UID: "testUID"}}
	ns := newFakeNsInode(inc(), 1)

  calls.push_back(block_size);
  // Cache miss followed by cache hit.
  TF_EXPECT_OK(ReadCache(&cache, "", block_size, 1, &out));
  TF_EXPECT_OK(ReadCache(&cache, "", block_size, 1, &out));
  calls.push_back(2 * block_size);
  // Cache miss followed by cache hit.  Causes eviction of LRU element.
  TF_EXPECT_OK(ReadCache(&cache, "", 2 * block_size, 1, &out));

.idea
.ipynb_checkpoints
.mypy_cache
.vscode
__pycache__
.pytest_cache
htmlcov
dist
site
.coverage
coverage.xml
.netlify
test.db
log.txt
Pipfile.lock
env3.*
env
docs_build
site_build
venv
docs.zip
archive.zip

# vim temporary files
*~
.*.sw?
.cache

# macOS