set -e

while [[ $# -gt 0 ]]; do
  case $1 in
    -v|--verbose)
      VERBOSE=1
      shift;
      ;;
    *)
      echo "USAGE: [-v|--verbose]"
      exit 1
      ;;
  esac
done

# cd into script's directory
cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null
root=$(pwd)

TMPDIR="$(mktemp --tmpdir -d isle-tests.XXXXXX)"
trap 'rm -rf $TMPDIR' EXIT

export TMPDIR
echo "tmp dir is $TMPDIR"

test_files=$(
    find . -type f -name '*.sh' \
    | sed "s|^\./||" \
    | grep -v entrypoint.sh \
    | sort -n\
)

echo -e "number of tests: $(echo "$test_files" | wc -l)\n"
for file in $test_files; do
    echo "$file"

    [ -z "$VERBOSE" ] && output="$TMPDIR/$file.log" || output=/dev/stdout

    tmp="$TMPDIR/$file.tmp"
    mkdir -p "$tmp"

    if ! (cd "$tmp" && TMPDIR="$tmp" $SHELL -e -x "$root/$file" >"$output" 2>&1); then
        echo "$file FAILED"
        if [ -z "$VERBOSE" ]; then
            echo "output of test is as follows"
            echo "------------------------------"
            cat "$TMPDIR/$file.log"
            echo "------------------------------"
        fi
        exit 1
    fi
done

echo -e '\nall tests succeeded!'