String methodKey = makeMethodKey(name, params);
        Object cacheEntry = methodCache.get(methodKey);

        if (cacheEntry == CACHE_MISS) {
            return null;
        }

        if (cacheEntry == null) {
            try {
                cacheEntry = methodMap.find(name, params);
            } catch (MethodMap.AmbiguousException ae) {
                // that's a miss :)

    assertThat(cache.networkCount()).isEqualTo(2)
    assertThat(cache.hitCount()).isEqualTo(0)
  }

  private fun corruptCertificate(cacheEntry: Path) {
    var content = fileSystem.source(cacheEntry).buffer().readUtf8()
    content = content.replace("MII", "!!!")
    fileSystem.sink(cacheEntry).buffer().writeUtf8(content).close()
  }

  @Test
  fun responseCachingAndRedirects() {
    server.enqueue(