--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/marking/re1e_test.scala	Tue Dec 20 01:48:09 2016 +0000
@@ -0,0 +1,14 @@
+
+import scala.concurrent._
+import scala.concurrent.duration._
+import ExecutionContext.Implicits.global
+import scala.language.postfixOps 
+
+
+
+lazy val f = Future {
+  assert(replace("aa".% | "bb", "aabbbaaaaaaabaaaaabbaaaabb" , "c") == "ccbcabcaccc")
+  assert(replace("aa".% | "bb", "abba" , "") == "aa")
+}
+
+Await.result(f, 120 second)