"defaults": {
          "mappings": [],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "semi-dark-red",
                "value": 80
              }
            ]
          }
        },
        "overrides": []
      },
      "gridPos": {

   * Example usage:
   *
   * {@snippet :
   * Color red = new Color("red", 255, 0, 0);
   * ...
   * ImmutableSet<Color> allColors = ImmutableSet.of(red, green, blue);
   *
   * ImmutableMap<String, Color> colorForName =
   *     uniqueIndex(allColors, c -> c.toString());
   * assertThat(colorForName).containsEntry("red", red);
   * }

   * Example usage:
   *
   * {@snippet :
   * Color red = new Color("red", 255, 0, 0);
   * ...
   * ImmutableSet<Color> allColors = ImmutableSet.of(red, green, blue);
   *
   * ImmutableMap<String, Color> colorForName =
   *     uniqueIndex(allColors, c -> c.toString());
   * assertThat(colorForName).containsEntry("red", red);
   * }

  }

  /**
   * Old implementations of OkHttp's response cache wrote header fields like ":status: 200 OK". This
   * broke our cached response parser because it split on the first colon. This regression test
   * exists to help us read these old bad cache entries.
   *
   * https://github.com/square/okhttp/issues/227
   */
  @Test
  fun testGoldenCacheResponse() {
    cache.close()