#!/usr/bin/env bash

set -eux

TEST_PKGS_DIR="$(realpath "$(dirname "${BASH_SOURCE[0]}")")"
PROJECT_ROOT="$(realpath "${TEST_PKGS_DIR}/..")"
TMP="$(mktemp --directory)"

cd "${PROJECT_ROOT}"
PACKAGE="$(npm pack .)"

cd "${TEST_PKGS_DIR}"
git clean -Xd --force

# If you test without copying, test package is affected by node_modules in the project root
cp --recursive "${TEST_PKGS_DIR}" "${TMP}/"

for ESLINT_VERSION in "7" "8"; do
  for PKGDIR in $(find "${TMP}/test-packages/success/" -maxdepth 1 -type d ! -path "${TMP}/test-packages/success/"); do
    cd "${PKGDIR}"
    npm install
    npm install --save-dev "eslint@${ESLINT_VERSION}" "${PROJECT_ROOT}/${PACKAGE}"
    npm run lint
  done

  for PKGDIR in $(find "${TMP}/test-packages/failure/" -maxdepth 1 -type d ! -path "${TMP}/test-packages/failure/"); do
    cd "${PKGDIR}"
    npm install
    npm install --save-dev "eslint@${ESLINT_VERSION}" "${PROJECT_ROOT}/${PACKAGE}"

    if [[ "${PKGDIR}" = "${TMP}/test-packages/failure/missing-ts-eslint" ]]; then
      if [[ -z "$((npm run lint 2>&1) | grep "eslint-plugin-editorconfig requires typescript and @typescript-eslint/eslint-plugin to lint \*.ts files. Run \`npm install typescript @typescript-eslint/eslint-plugin\`.")" ]]; then
        echo "Error message is not shown properly when @typescript-eslint/eslint-plugin is missing" >&2
        echo "ESLint's error message:"
        npm run lint
        exit 1
      fi
    fi
  done
done