3 import scala.concurrent._  | 
     3 import scala.concurrent._  | 
     4 import scala.concurrent.duration._  | 
     4 import scala.concurrent.duration._  | 
     5 import ExecutionContext.Implicits.global  | 
     5 import ExecutionContext.Implicits.global  | 
     6 import scala.language.postfixOps   | 
     6 import scala.language.postfixOps   | 
     7   | 
     7   | 
         | 
     8 val urban_prices = List(List(Some(71.539941), None),   | 
         | 
     9                         List(Some(76.974614), None),   | 
         | 
    10                         List(Some(65.226685), Some(6.35)),   | 
         | 
    11                         List(Some(78.354649), Some(12.241)),   | 
         | 
    12                         List(Some(85.517645), Some(38.188)))  | 
         | 
    13   | 
         | 
    14 val urban_deltas = List(List(Some(0.07596697626574789), None),   | 
         | 
    15                         List(Some(-0.152620823795232), None),   | 
         | 
    16                         List(Some(0.20126676681483952), Some(0.9277165354330709)),   | 
         | 
    17                         List(Some(0.09141762603007778), Some(2.119679764725104)))  | 
         | 
    18   | 
         | 
    19   | 
     8 lazy val f = Future { | 
    20 lazy val f = Future { | 
     9   assert(get_prices(List("BIDU"), 2004 to 2008) == List(List(None), List(None),  | 
    21   //assert(get_deltas(urban_prices) == urban_deltas)  | 
    10                                                         List(Some(6.35)), List(Some(12.241)),   | 
    22   assert (get_deltas(get_prices(List("IBM", "BIDU"), 2004 to 2008)) == urban_deltas) | 
    11                                                         List(Some(38.188))))  | 
         | 
    12 }  | 
    23 }  | 
    13   | 
    24   | 
    14   | 
    25   | 
    15 Await.result(f, 180 second)  | 
    26 Await.result(f, 180 second)  | 
    16   | 
    27   |