run_lua_tests.sh

#!/bin/bash

# Simple lua code syntax checker using https://github.com/FAForever/lua-lang
# Assumes that FAF lua is installed as `lua`

had_error=0
tests_complete=0

run_test() {
  file="$1"

  output="$(lua "$file" 2>&1 \
    | sed "s:/dev/fd/[0-9]\+:$file:g")"

  if [[ $output != "" ]]; then
    echo "$output" > /dev/fd/2
    if [[ "$output" == *"FAIL"* ]]; then
      had_error=1
    fi
  fi
}

# make sure the test files run in the tests directory
pushd tests >/dev/null
while read file; do
  # exclude the unit tester module
  if [ "$file" != "./lust.lua" ]; then
    run_test "$file"
    ((tests_complete ++))
  fi
done < <(find . -name '*.lua')
popd >/dev/null

echo "Ran $tests_complete tests"

if [[ $had_error != 0 ]]; then
  echo "Tests returned errors."
  exit $had_error
else
  echo "Tests OK."
fi