add email sending script

refs: #4053
Change-Id: I1ffe550b20e7fe394fb7f25d71eafa61d4a8fc6f
diff --git a/tests/unit-tests/test-send-email.sh b/tests/unit-tests/test-send-email.sh
index 78117fc..901d057 100755
--- a/tests/unit-tests/test-send-email.sh
+++ b/tests/unit-tests/test-send-email.sh
@@ -3,6 +3,6 @@
 RECEIVER=$1
 SECRET=$2
 
-MESSAGE=$RECEIVER$SECRET
+MESSAGE=$RECEIVER" "$SECRET
 
-echo $MESSAGE
+echo $MESSAGE > tmp.txt