Delay test

Delay1.kt

// delay ISGD more

class IsgdImpl : UrlShorter {
  override suspend fun getShortUrl(longUrl: String): String? {
    logger.info("running : {}", Thread.currentThread().name)
    val url = "https://is.gd/create.php?format=simple&url=%s".format(URLEncoder.encode(longUrl, "UTF-8"))

    return withContext(Dispatchers.IO) {
      logger.info("running Dispatchers.IO : {}", Thread.currentThread().name)
      Request.Get(url).also {
        delay(5000)
      }.execute()
        .also {
          logger.info("ISGD network call invoked")
        }.returnContent().asString().also {
          logger.info("returning {}", it)
        }
    }
  }
}

class TinyImpl : UrlShorter {
  override suspend fun getShortUrl(longUrl: String): String? {
    logger.info("running : {}", Thread.currentThread().name)
    val url = "http://tinyurl.com/api-create.php?url=$longUrl"

    return withContext(Dispatchers.IO) {
      logger.info("running Dispatchers.IO : {}", Thread.currentThread().name)
      Request.Get(url).also {
        delay(1000)
      }.execute()
        .also {
          logger.info("TINY network call invoked")
        }.returnContent().asString().also {
          logger.info("returning {}", it)
        }
    }
  }
}


/**
20:02:24,579 INFO NullImpl - running : main
20:02:24,583 INFO DumbImpl - running : main
20:02:24,584 INFO IsgdImpl - running : main
20:02:24,590 INFO TinyImpl - running : main
20:02:24,590 INFO IsgdImpl$getShortUrl$2 - running Dispatchers.IO : DefaultDispatcher-worker-1
20:02:24,598 INFO TinyImpl$getShortUrl$2 - running Dispatchers.IO : DefaultDispatcher-worker-3
20:02:26,615 INFO TinyImpl$getShortUrl$2 - TINY network call invoked
20:02:26,619 INFO TinyImpl$getShortUrl$2 - returning http://tinyurl.com/389lo
20:02:26,640 INFO UrlShorterServiceTest$testHedging$1 - result = http://tinyurl.com/389lo
*/

Delay2.kt

// Delay TINY more

class IsgdImpl : UrlShorter {
  override suspend fun getShortUrl(longUrl: String): String? {
    logger.info("running : {}", Thread.currentThread().name)
    val url = "https://is.gd/create.php?format=simple&url=%s".format(URLEncoder.encode(longUrl, "UTF-8"))

    return withContext(Dispatchers.IO) {
      logger.info("running Dispatchers.IO : {}", Thread.currentThread().name)
      Request.Get(url).also {
        delay(1000)
      }.execute()
        .also {
          logger.info("ISGD network call invoked")
        }.returnContent().asString().also {
          logger.info("returning {}", it)
        }
    }
  }
}

class TinyImpl : UrlShorter {
  override suspend fun getShortUrl(longUrl: String): String? {
    logger.info("running : {}", Thread.currentThread().name)
    val url = "http://tinyurl.com/api-create.php?url=$longUrl"

    return withContext(Dispatchers.IO) {
      logger.info("running Dispatchers.IO : {}", Thread.currentThread().name)
      Request.Get(url).also {
        delay(5000)
      }.execute()
        .also {
          logger.info("TINY network call invoked")
        }.returnContent().asString().also {
          logger.info("returning {}", it)
        }
    }
  }
}

/**
20:05:54,711 INFO NullImpl - running : main
20:05:54,719 INFO DumbImpl - running : main
20:05:54,719 INFO IsgdImpl - running : main
20:05:54,728 INFO IsgdImpl$getShortUrl$2 - running Dispatchers.IO : DefaultDispatcher-worker-1
20:05:54,729 INFO TinyImpl - running : main
20:05:54,738 INFO TinyImpl$getShortUrl$2 - running Dispatchers.IO : DefaultDispatcher-worker-4
20:05:57,253 INFO IsgdImpl$getShortUrl$2 - ISGD network call invoked
20:05:57,257 INFO IsgdImpl$getShortUrl$2 - returning https://is.gd/EuvYes
20:05:57,282 INFO UrlShorterServiceTest$testHedging$1 - result = https://is.gd/EuvYes
*/