config.yml

# Use the latest 2.1 version of CircleCI pipeline processing engine, see https://circleci.com/docs/2.0/configuration-reference/
version: 2.1
executors:
  php-72:
    docker:
      - image: thecodingmachine/php:7.2-v2-cli
  php-74:
    docker:
      - image: thecodingmachine/php:7.4-v3-cli
jobs:
  install-and-self-analyse:
    executor: php-72
    steps:
      - checkout
      - run: date "+%F" > /tmp/cachekey; cat composer.json >> /tmp/cachekey
      - restore_cache:
          keys:
            - composer-v2-{{ checksum "/tmp/cachekey" }}
            # fallback to using the latest cache if no exact match is found (See https://circleci.com/docs/2.0/caching/)
            - composer-v2-
      - restore_cache:
          keys:
            - psalm-cache-{{ checksum "/tmp/cachekey" }} # speeds up run with --diff and --diff-methods
      - run: composer update
      - save_cache:
          key: composer-v2-{{ checksum "/tmp/cachekey" }}
          paths:
            - vendor
      - save_cache:
          key: psalm-cache-{{ checksum "/tmp/cachekey" }}
          paths:
            - /tmp/psalm
      - run:
          name: Static analysis
          command: php -dextension=pcntl.so ./psalm --threads=10 --diff --diff-methods
      - persist_to_workspace:
          root: /home/docker/project/
          paths:
            - .
  "Code Style Analysis":
    executor: php-72
    steps:
      - attach_workspace:
          at: /home/docker/project/
      - run:
          name: Code Style Analysis with PHPCS
          command: vendor/bin/phpcs
  test:
    executor: php-72
    steps:
      - attach_workspace:
            at: /home/docker/project/
      - run:
          name: PHPUnit test
          command: php vendor/bin/phpunit --log-junit build/phpunit/phpunit.xml
      - store_test_results:
          path: build/
      - store_artifacts:
          path: build/phpunit
      - persist_to_workspace:
          root: /home/docker/project/
          paths:
            - .
  coverage:
    executor: php-72
    steps:
      - attach_workspace:
          at: /home/docker/project/
      - run:
          name: PHPUnit test with coverage
          command: php -dextension=pcov.so vendor/bin/phpunit --log-junit build/phpunit/phpunit.xml --coverage-xml build/phpunit/coverage-xml --coverage-html build/phpunit/
      - store_artifacts:
          path: build/phpunit
      - run:
          name: Display link to coverage report
          command: |
            echo "PHPUnit coverage report available at:"
            echo https://circleci.com/api/v1.1/project/github/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}/${CIRCLE_BUILD_NUM}/artifacts/0/home/docker/project/build/phpunit/index.html
      - persist_to_workspace:
          root: /home/docker/project/
          paths:
            - .
  mutation:
    executor: php-72
    steps:
      - attach_workspace:
            at: /home/docker/project/
      - run:
          name: Install infection
          command: composer global require infection/infection:dev-master # Currently only master has https://github.com/infection/infection/pull/1106 merged.
      - run:
          name: Mutation coverage testing
          command: php -d memory_limit=4G ~/.composer/vendor/bin/infection --coverage=build/phpunit --only-covered --threads=2 || echo 'Temporarily ignoring unexplained infection failure'
  phar-build:
    executor: php-72
    steps:
      - attach_workspace:
          at: /home/docker/project/
      - run:
          name: Build Phar file
          command: bin/build-phar.sh
      - run:
          name: Smoke test Phar file
          command: build/psalm.phar --version
      - store_artifacts:
          path: build/psalm.phar
      - run:
          name: Display link to phar file
          command: |
            echo "Phar build available at:"
            echo https://circleci.com/api/v1.1/project/github/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}/${CIRCLE_BUILD_NUM}/artifacts/0/home/docker/project/build/psalm.phar

      - persist_to_workspace:
          root: /home/docker/project/
          paths:
            - build/psalm.phar
  test-with-real-projects:
    executor: php-74
    steps:
      - checkout # used here just for the side effect of loading the github public ssh key so we can clone other stuff
      - attach_workspace:
          at: /home/docker/project/
      - run:
          name: Analyse PHPUnit
          command: bin/test-with-real-projects.sh
      - store_artifacts:
          path: build/psalm.phar

# Orchestrate or schedule a set of jobs, see https://circleci.com/docs/2.0/workflows/
workflows:
  Welcome:
    jobs:
      - install-and-self-analyse
      - test:
          requires:
            - install-and-self-analyse
      - "Code Style Analysis":
          requires:
            - install-and-self-analyse
      - coverage:
          requires:
            - test
            - "Code Style Analysis"
      - mutation:
          requires:
            - coverage
      - phar-build:
          requires:
            - test
            - "Code Style Analysis"
      - test-with-real-projects:
          requires:
            - phar-build