main_marking4/knight1_test4.scala
changeset 463 0315d9983cd0
parent 424 daf561a83ba6
equal deleted inserted replaced
462:34feeb53c0ba 463:0315d9983cd0
     1 import M4a._
     1 import M4a._
     2 
     2 
     3 
     3 
     4 val f_urban = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None
     4 val f_urban = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None
     5 
     5 
       
     6 
       
     7 import scala.concurrent._
       
     8 import scala.concurrent.duration._
       
     9 import ExecutionContext.Implicits.global
       
    10 import scala.language.postfixOps 
       
    11 
       
    12 lazy val f = Future {
       
    13 
     6 assert(first(List((1,0),(2,0),(3,0),(4,0)), f_urban) == Some(List((4,0))))
    14 assert(first(List((1,0),(2,0),(3,0),(4,0)), f_urban) == Some(List((4,0))))
     7 assert(first(List((1,0),(2,0),(3,0)), f_urban) == None)
    15 assert(first(List((1,0),(2,0),(3,0)), f_urban) == None)
       
    16 }
       
    17 
       
    18 Await.result(f, 32 second)
       
    19