val a2 = client.newCall(newRequest("http://a/2"))
    val a3 = client.newCall(newRequest("http://a/3"))
    val a4 = client.newCall(newRequest("http://a/4"))
    val t1 = makeSynchronousCall(a1)
    val t2 = makeSynchronousCall(a2)

    // We created 4 calls and started 2 of them. That's 2 running calls and 0 queued.
    ready.await()
    assertThat(dispatcher.runningCallsCount()).isEqualTo(2)