#!/usr/bin/env bash
set -e

STATUS=0
warnings="${TMPDIR:-/tmp}/hub-warnings.$$"

run() {
  # Save warnings on stderr to a separate file
  RUBYOPT="$RUBYOPT -w" bundle exec "$@" \
    2> >(tee >(grep 'warning:' >>"$warnings") | grep -v 'warning:') || STATUS=$?
}

check_warnings() {
  # Display Ruby warnings from this project's source files. Abort if any were found.
  num="$(grep -F "$PWD" "$warnings" | grep -v "${PWD}/bundle" | sort | uniq -c | sort -rn | tee /dev/stderr | wc -l)"
  rm -f "$warnings"
  if [ "$num" -gt 0 ]; then
    echo "FAILED: this test suite doesn't tolerate Ruby syntax warnings!" >&2
    exit 1
  fi
}

run rake test
run cucumber features

check_warnings

exit $STATUS