diff -r 349d706586ef -r 03530cb87cd0 marking3/bf1a_test.scala
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/marking3/bf1a_test.scala	Tue Jan 16 10:47:29 2018 +0000
@@ -0,0 +1,17 @@
+
+//import scala.concurrent._
+//import scala.concurrent.duration._
+//import ExecutionContext.Implicits.global
+//import scala.language.postfixOps 
+//import scala.language.reflectiveCalls
+
+//lazy val f = Future {
+  import CW8b._
+
+  assert(sread(Map(), 2) == 0)
+  assert(sread(Map(2 -> 1), 2) == 1)
+  assert(write(Map(), 1, 2) == Map(1 -> 2))
+  assert(write(Map(1 -> 0), 1, 2) == Map(1 -> 2))
+//}
+
+//Await.result(f, 120 second)