interest-loop-scenario: Add test cast for Interest loop scenario.

Change-Id: Ic83735a24488614236eb6fbb7c7c79260434e457
Refs: #1409
diff --git a/test_interest_loop/NDNTrafficClient.conf b/test_interest_loop/NDNTrafficClient.conf
new file mode 100644
index 0000000..439a96f
--- /dev/null
+++ b/test_interest_loop/NDNTrafficClient.conf
@@ -0,0 +1,6 @@
+##########
+TrafficPercentage=100
+Name=ndn:/test-loop/A
+ExpectedContent=AAAAAAAA
+NameAppendBytes=8
+##########