OkHttp3DownloaderTest.java 文件源码

@Test public void offlineStaleResponse() throws Exception {
  server.enqueue(new MockResponse()
      .setHeader("Cache-Control", "max-age=1")
      .setHeader("Expires", "Mon, 29 Dec 2014 21:44:55 GMT")
      .setBody("Hi"));

  Downloader.Response response1 = downloader.load(uri, 0);
  assertThat((Boolean) cached.get(response1)).isFalse();
  // Exhaust input stream to ensure response is cached.
  Okio.buffer(Okio.source(response1.getInputStream())).readByteArray();

  Downloader.Response response2 = downloader.load(uri, OFFLINE);
  assertThat((Boolean) cached.get(response2)).isTrue();
}