--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/marking/trade_test4.scala	Mon Nov 21 19:23:37 2016 +0000
@@ -0,0 +1,6 @@
+//println("starting test now")
+
+
+assert(query_company("YHOO") == ("1996-07-24", "2000-01-03"))
+assert(query_company("IBM") == ("1962-06-14", "2013-03-14"))
+assert(query_company("BIDU") == ("2006-02-07", "2014-11-11"))