#!/bin/sh

# Helper script to starte a TITAN-generated test suite, supporting
# dynamically linked suites to ensure JUNIT generation is possible.

# Environment variables:
# * TTCN3_BIN_DIR: override where to look for ttcn3_start

# Copyright 2017 Harald Welte
# Copyright 2018 sysmocom - s.f.m.c. GmbH
#
# 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.

if [ $# -lt 1 ]; then
	echo "You have to specify the test suite name"
	echo "Syntax example: $0 osmo-ttcn3-hacks/ggsn_tests/GGSN_Test ./GGSN_Test.cfg"
	exit 1
fi

SUITE=$1
SUITE_DIR="$(dirname "$SUITE")"
SUITE_NAME="$(basename "$SUITE")"
CFG="$SUITE_NAME.cfg"
if [ $# -gt 1 ]; then
	CFG=$2
fi

if [ $# -gt 2 ]; then
	TEST=$3
fi

# this is an example for using a non-installed custom (e.g. git master) TITAN
#TTCN3_DIR="/home/laforge/projects/git/titan/titan.core/Install"
#export TTCN3_DIR
#TITAN_LIBRARY_PATH="$TTCN3_DIR/lib"
#TTCN3_BIN_DIR="$TTCN3_DIR/bin"

# Limit max num of open file descriptors to workaround titan.core bug:
# https://gitlab.eclipse.org/eclipse/titan/titan.core/-/issues/690
ulimit -n 100000

# below is for the debian packages
TTCN3_BIN_DIR="${TTCN3_BIN_DIR:-/usr/bin}"
TITAN_LIBRARY_PATH="${TITAN_LIBRARY_PATH:-/usr/lib/titan:/usr/ttcn3/lib}"
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$SUITE_DIR:$TITAN_LIBRARY_PATH" "$TTCN3_BIN_DIR/ttcn3_start" $SUITE $CFG $TEST

expected="$SUITE_DIR/expected-results.xml"
if [ ! -f "$expected" ]; then
  echo "No expected results found, not comparing outcome. ($expected)"
  exit 0
fi

# find the most recent junit output log here
last_log="$(ls -1tr junit*.log | tail -n 1)"
if [ ! -f "$last_log" ]; then
  echo "No junit log found."
  exit 1
fi

compare="$SUITE_DIR/../compare-results.py"
if [ ! -x "$compare" ]; then
  echo "ERROR: cannot find $compare"
  exit 1
fi

"$compare" "$expected" "$last_log" $OSMO_TTCN3_COMPARE_ARGS