Sonrasında ise projenin odağı değişti.

    //    @Test
    //    public void testToDate_Null() throws Exception {
    //        assertThat(toDate(null, Locale.JAPAN), is(nullValue()));
    //    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_EmptyString() throws Exception {
        assertThat(toDate("", Locale.JAPAN), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test

### Editor desteği

Bütün framework kullanılması kolay ve sezgileri güçlü olması için tasarlandı, verilen bütün kararlar geliştiricilere en iyi geliştirme deneyimini yaşatmak üzere, bir çok editör üzerinde test edildi.

Son yapılan Python geliştiricileri anketinde, açık ara <a href="https://www.jetbrains.com/research/python-developers-survey-2017/#tools-and-features" class="external-link" target="_blank">en çok kullanılan özellik "oto-tamamlama" idi.</a>.

    /**
     * @throws Exception
     */
    public void testNormalize() throws Exception {
        assertEquals("1", "1000.00", DecimalFormatUtil.normalize("1,000.00", Locale.JAPAN));
        assertEquals("2", "1000", DecimalFormatUtil.normalize("1,000", Locale.JAPAN));
        assertEquals("3", "1000.00", DecimalFormatUtil.normalize("1.000,00", Locale.GERMAN));
    }

    }

    taskFaker.runTasks()
    assertEvents(
      "take plan 0",
      "plan 0 TCP connecting...",
      "plan 0 TCP connected",
      "plan 0 TLS connecting...",
      "plan 0 needs follow-up",
      "plan 1 TCP connecting...",
      "plan 1 TCP connected",
      "plan 1 TLS connecting...",
      "plan 1 TLS connected",
    )

    taskFaker.assertNoMoreTasks()
  }

  /**

    fun handleSuccess(): RealConnection

    fun cancel()

    /**
     * Returns a plan to attempt if canceling this plan was a mistake! The returned plan is not
     * canceled, even if this plan is canceled.
     */
    fun retry(): Plan?
  }

  /**
   * What to do once a plan has executed.
   *
   * If [nextPlan] is not-null, another attempt should be made by following it. If [throwable] is

{* ../../docs_src/background_tasks/tutorial002.py hl[13,15,22,25] *}

Dans cet exemple, les messages seront écrits dans le fichier `log.txt` après que la réponse soit envoyée.

S'il y avait une `query` (paramètre nommé `q`) dans la requête, alors elle sera écrite dans `log.txt` via une tâche d'arrière-plan.

  private var routeSelector: RouteSelector? = null
  private var nextRouteToTry: Route? = null

  override val deferredPlans = ArrayDeque<Plan>()

  override fun isCanceled(): Boolean = connectionUser.isCanceled()

  @Throws(IOException::class)
  override fun plan(): Plan {
    val reuseCallConnection = planReuseCallConnection()
    if (reuseCallConnection != null) return reuseCallConnection

  private val user: ConnectionUser,
  private val routePlanner: RealRoutePlanner,
  // Specifics to this plan.
  override val route: Route,
  internal val routes: List<Route>?,
  private val attempt: Int,
  private val tunnelRequest: Request?,
  internal val connectionSpecIndex: Int,
  internal val isTlsFallback: Boolean,
) : RoutePlanner.Plan, ExchangeCodec.Carrier {
  /** True if this connect was canceled; typically because it lost a race. */

    if (plan is FailedPlan) return plan.result

    // Connect TCP asynchronously.
    tcpConnectsInFlight += plan
    val taskName = "$okHttpName connect ${routePlanner.address.url.redact()}"
    taskRunner.newQueue().schedule(
      object : Task(taskName) {
        override fun runOnce(): Long {
          val connectResult =
            try {
              plan.connectTcp()