#!/usr/bin/env bash

if [ "$1" == "--help" ]; then
  echo "$(basename $0) [--basedir <basedir>] [--install] <optional list of tests in form file:func>"
  echo ""
  echo " --basedir <basedir> path to runtime directory like the optino to install_gadget.py"
  echo " --install           run install_gadget.py, useful with --basedir"
  echo "e.g.: "
  echo " - run all tests: $0"
  echo " - run specific tests script: $0 signature_help.test.vim"
  echo " - run specific tests fun: $0 signature_help.test.vim:Test_signatures_TopLine\(\)"
  echo " - run all tests in a clean env: $0 --basedir \$(mktemp -d) --install"
  exit 0
fi


BASEDIR=$(dirname $0)
INSTALL=0
RUN_VIM="vim -N --clean --not-a-term"
RUN_TEST="${RUN_VIM} -S lib/run_test.vim"
BASEDIR_CMD='py3 pass'

while [ -n "$1" ]; do
  case "$1" in
    "--basedir")
      BASEDIR=$2
      if [[ ! $BASEDIR = /* ]]; then
        # Relative
        BASEDIR=$(pwd)/${BASEDIR}
      fi
      BASEDIR_CMD="let g:vimspector_base_dir='${BASEDIR}'"
      shift
      shift
      ;;
    "--install")
      INSTALL=1
      shift
      ;;
    "--")
      shift
      break
      ;;
    *)
      break
      ;;
  esac
done

if [ $INSTALL = 1 ]; then
  python3 $(dirname $0)/install_gadget.py --basedir ${BASEDIR} --all
fi

if [ -z "$VIMSPECTOR_MIMODE" ]; then
  if which lldb >/dev/null 2>&1; then
    export VIMSPECTOR_MIMODE=lldb
  elif which gdb >/dev/null 2>&1; then
    export VIMSPECTOR_MIMODE=gdb
  else
    echo "Couldn't guess VIMSPECTOR_MIMODE. Need lldb or gdb in path"
    exit 1
  fi
fi

echo "Testing with:"
echo " * VIMSPECTOR_MIMODE=$VIMSPECTOR_MIMODE"
echo " * RUN_VIM=$RUN_VIM"
echo " * RUN_TEST=$RUN_TEST"
echo " * BASEDIR_CMD=$BASEDIR_CMD"


echo "%SETUP - Building test programs..."
set -e
  pushd tests/testdata/cpp/simple
    make clean simple
  popd
set +e
echo "%DONE - built test programs"

# Start
pushd $(dirname $0)/tests > /dev/null
echo "Running Vimspector Vim tests"

RESULT=0

TESTS="$@"

if [ -z "$TESTS" ]; then
  TESTS=*.test.vim
fi

for t in ${TESTS}; do
  echo ""
  echo "%RUN: $t"

  # split on : into fileName and testName
  IFS=: read -s t T <<< "$t"

  TESTLOGDIR=${BASEDIR}/tests/logs/$t

  if ${RUN_TEST} --cmd "${BASEDIR_CMD}" \
                 --cmd 'au SwapExists * let v:swapchoice = "e"' $t $T \
     && [ -f $t.res ];  then
    echo "%PASS: $t PASSED"
  else
    echo "%FAIL: $t FAILED - see $TESTLOGDIR"
    RESULT=1
  fi

  rm -rf $TESTLOGDIR
  mkdir -p $TESTLOGDIR
  ${RUN_VIM} --version > ${TESTLOGDIR}/vimversion
  for l in messages debuglog test.log *.testlog; do
    # In CI we can't view the output files, so we just have to cat them
    if [ -f $l ]; then
      if [ "$VIMSPECTOR_TEST_STDOUT" ]; then
        echo ""
        echo ""
        echo "*** START: $l ***"
        cat $l
        echo "*** END: $l ***"
      fi
      mv $l $TESTLOGDIR
    fi
  done

  rm -f $t.res
done

echo "Done running tests"
popd > /dev/null

echo ""
echo "All done."


exit $RESULT