--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/dtn-cp.tcl	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,87 @@
+#
+#    Copyright 2005-2006 Intel Corporation
+# 
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+# 
+#        http://www.apache.org/licenses/LICENSE-2.0
+# 
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+#
+
+test::name dtn-cp
+net::num_nodes 3
+
+manifest::file apps/dtncp/dtncp   dtncp
+manifest::file apps/dtncpd/dtncpd dtncpd
+
+dtn::config
+
+dtn::config_interface tcp
+dtn::config_linear_topology ALWAYSON tcp true
+
+proc wait_for_file {id path {timeout 30}} {
+    do_until "in wait for file $path at node $id" $timeout {
+        if {[tell_dtnd $id file exists $path]} {
+            return
+        }
+	    
+        after 500
+    }
+}
+    
+test::script {
+    testlog "Running dtnds"
+    dtn::run_dtnd *
+
+    testlog "Waiting for dtnds to start up"
+    dtn::wait_for_dtnd *
+
+    set N [net::num_nodes]
+    set last_node [expr $N - 1]
+    set dest      dtn://host-0/
+
+    testlog "Running dtncpd..."
+    tell_dtnd $last_node file mkdir incoming
+    set dtncpd_pid [dtn::run_app $last_node dtncpd incoming]
+
+    testlog "Creating and copying an empty file"
+    tell_dtnd 0 file mkdir test
+    tell_dtnd 0 {set fd [open test/empty w]; close $fd}
+    dtn::check expr [tell_dtnd 0 file size test/empty] == 0
+    dtn::run_app_and_wait 0 dtncp "test/empty dtn://host-2"
+    wait_for_file $last_node incoming/host-0/empty
+    dtn::check expr [tell_dtnd $last_node file size incoming/host-0/empty] == 0
+
+    set dtnd_size [tell_dtnd 0 file size dtnd]
+
+    testlog "Copying the dtnd executable into dtnd.new ($dtnd_size bytes)"
+    dtn::run_app_and_wait 0 dtncp "dtnd dtn://host-2 dtnd.new"
+
+    testlog "Waiting for the file to be delivered"
+    wait_for_file $last_node incoming/host-0/dtnd.new
+    
+    testlog "Checking that size and md5sum matches"
+    dtn::check expr [tell_dtnd $last_node file size \
+            incoming/host-0/dtnd.new] == $dtnd_size
+    set cksum1 [lindex [tell_dtnd 0 exec md5sum dtnd] 0]
+    set cksum2 [lindex [tell_dtnd $last_node exec md5sum incoming/host-0/dtnd.new] 0]
+    if {$cksum1 != $cksum2} {
+        error "md5sum mismatch: $cksum1 != $cksum2"
+    }
+    
+    testlog "Test success!"
+}
+
+test::exit_script {
+    testlog "Stopping dtncpd"
+    run::kill_pid $last_node $dtncpd_pid TERM
+
+    testlog "Stopping all dtnds"
+    dtn::stop_dtnd *
+}