#!/bin/bash

# Tests for Route discovery
# Copyright 2012 Serval Project
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

source "${0%/*}/../testframework.sh"
source "${0%/*}/../testdefs.sh"

configure_servald_server() {
   executeOk_servald config set log.show_pid on
   executeOk_servald config set log.show_time on
   executeOk_servald config set debug.mdprequests Yes
}

add_interface() {
   >$SERVALD_VAR/$1
   executeOk_servald config get interfaces
   extract_stdout_keyvalue_optional EXISTING 'interfaces' '=' '.*'
   executeOk_servald config set interfaces "+>$1,$EXISTING"
}

start_routing_instance() {
   executeOk_servald config set interface.folder "$SERVALD_VAR"
   executeOk_servald config set monitor.socket "org.servalproject.servald.monitor.socket.$TFWUNIQUE.$instance_name"
   executeOk_servald config set mdp.socket "org.servalproject.servald.mdp.socket.$TFWUNIQUE.$instance_name"
   executeOk_servald config set log.show_pid on
   executeOk_servald config set log.show_time on
   executeOk_servald config set debug.mdprequests Yes
   start_servald_server
}

teardown() {
   stop_all_servald_servers
   kill_all_servald_processes
   assert_no_servald_processes
}

setup_single_link() {
   setup_servald
   assert_no_servald_processes
   foreach_instance +A +B create_single_identity
   start_servald_instances +A +B
}

doc_single_link="Start 2 instances on one link"
test_single_link() {
   set_instance +A
   executeOk_servald mdp ping $SIDB 3
   tfw_cat --stdout --stderr
}

setup_multihop_linear() {
   setup_servald
   assert_no_servald_processes
   foreach_instance +A +B +C +D create_single_identity
   foreach_instance +A +B add_interface dummy1
   foreach_instance +B +C add_interface dummy2
   foreach_instance +C +D add_interface dummy3
   foreach_instance +A +B +C +D start_routing_instance
}

doc_multihop_linear="Start 4 instances in a linear arrangement"
test_multihop_linear() {
   wait_until --sleep=0.25 instances_see_each_other +A +B +C +D
   set_instance +A
   executeOk_servald mdp ping $SIDD 3
   tfw_cat --stdout --stderr
}

setup_crowded_mess() {
   setup_servald
   assert_no_servald_processes
# BCDE & DEFG form squares, ABC & FGH form triangles
   foreach_instance +A +B +C +D +E +F +G +H create_single_identity
   foreach_instance +A +B +C add_interface dummy1
   foreach_instance +B +D add_interface dummy2
   foreach_instance +C +E add_interface dummy3
   foreach_instance +D +E add_interface dummy4
   foreach_instance +D +F add_interface dummy5
   foreach_instance +E +G add_interface dummy6
   foreach_instance +F +G +H add_interface dummy7
   foreach_instance +A +B +C +D +E +F +G +H start_routing_instance
}

doc_crowded_mess="Multiple possible paths"
test_crowded_mess() {
   set_instance +A
   executeOk_servald mdp ping $SIDH 5
   tfw_cat --stdout --stderr
}

runTests "$@"