#!/usr/bin/env bash
#
# MT, run specific part of the test suite
# Copyright (C) 2018-2021 Xavier Delaruelle
#
# 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, see <http://www.gnu.org/licenses/>.

##########################################################################

set -u

# print message on stderr then exit
echo_error() {
   echo -e "ERROR: $1" >&2
   exit 1
}

if [ ! -e modulecmd.tcl.in ]; then
   echo_error "Not in correct directory"
fi

# make bin, should use GNU make
command -v gmake >/dev/null
if [ $? -eq 0 ]; then
   make=gmake
else
   make=make
fi

# make target
target=test
testserie=modules
setuptestfiles=(00/005 00/006 00/010 00/050 00/080 00/085)
if [ $# -gt 0 ]; then
   if [ "$1" = "cov" ]; then
      export COVERAGE=y
      shift
   elif [ "$1" = "install" ]; then
      target=testinstall
      testserie=install
      setuptestfiles=(00/005 00/006 00/010 00/011)
      shift
   fi
fi

if [ $# -gt 0 ]; then
   # build list of test files to run test on
   declare -a testfiles
   for i in ${setuptestfiles[@]} ${@}; do
      j=${i##*/}
      i=${i%/*}

      # add all test files if passed a full section number or a test file
      # from collection section (this section must be run entirely)
      if [ "$j" == "$i" ] || [ "$i" == "61" ]; then
         testfiles+=(testsuite/$testserie.${i}*/*.exp)
      else
         testfiles+=(testsuite/$testserie.${i}*/{010,999,$j}*.exp)
      fi
   done

   # get file name of selected test files (runtest requires .exp file name)
   declare -a testfnames=()
   for i in "${testfiles[@]}"; do
      if [ -e $i ]; then
         fname=${i##*/}
         # build list of unique file names
         if [ ${#testfnames[@]} -eq 0 ]\
            || [[ ! " ${testfnames[*]} " =~ " $fname " ]]; then
            testfnames+=($fname)
         fi
      fi
   done

   # pass list to make target
   export RUNTESTFILES="${testfnames[*]}"
fi

# attempt to get enhanced diff tool but disable this retrieval if download
# tentative fails
if [ ! -e .noicdiff ]; then
   $make icdiff || touch .noicdiff
fi

export RUNTESTFLAGS='-v -v >/dev/null 2>&1'
$make $target
ret=$?

# highlight failed tests
retreview=0
for log in compat/$testserie.log $testserie.log; do
   if [ -e $log ]; then
      script/mtreview $log
      retreview+=$?
   fi
done

# testsuite ok but mtreview failed to run
if [ $ret -eq 0 ] && [ $retreview -ne 0 ]; then
   ret=$retreview
fi

exit $ret
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