--- /dev/null
+#!/usr/bin/env tesh
+
+p Test1 Sleep_sender > Sleep_receiver
+
+$ ${bindir:=.}/s4u-comm-wait ${platfdir}/small_platform_fatpipe.xml s4u-comm-wait_d.xml "--log=root.fmt:[%10.6r]%e(%i:%a@%h)%e%m%n"
+> [ 0.000000] (1:sender@Tremblay) sleep_start_time : 5.000000 , sleep_test_time : 0.000000
+> [ 0.000000] (2:receiver@Ruby) sleep_start_time : 1.000000 , sleep_test_time : 0.100000
+> [ 1.000000] (2:receiver@Ruby) Wait for my first message
+> [ 5.000000] (1:sender@Tremblay) Send 'Message 0' to 'receiver'
+> [ 6.000000] (1:sender@Tremblay) Send 'Message 1' to 'receiver'
+> [ 6.000000] (2:receiver@Ruby) I got a 'Message 0'.
+> [ 7.000000] (1:sender@Tremblay) Send 'Message 2' to 'receiver'
+> [ 7.000000] (2:receiver@Ruby) I got a 'Message 1'.
+> [ 8.000000] (1:sender@Tremblay) Send 'finalize' to 'receiver'
+> [ 8.000000] (2:receiver@Ruby) I got a 'Message 2'.
+> [ 8.100000] (2:receiver@Ruby) I got a 'finalize'.