performance:
  stage: test
  rules:
    - if: $CI_PIPELINE_SOURCE == "schedule" || $CI_PIPELINE_SOURCE == "web"
    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
      changes:
        - .gitlab/ci/test/performance.yml
        - .gitlab/performance/**/*
  # Make sure this gets executed exclusively on a runner.
  tags: ['no_concurrency']
  services:
    - !reference [.services, postgresql]
    - !reference [.services, redis]
  cache: []
  before_script:
    # Copy performance checking code to tmp/ so that it survives branch switching
    - cp -rv .gitlab/performance tmp/

    # First, checkout stable and set it up.
    - git fetch --unshallow >/dev/null 2>&1
    - git checkout stable-6.0
    - !reference [.scripts, source_rvm]
    - rvm use 3.1.3
    - !reference [.scripts, bundle_install]
    - !reference [.scripts, configure_environment]
    - !reference [.scripts, zammad_db_init]
    - yarn install --silent # Required for assets:precompile test
  script:
    - bundle exec rails r tmp/performance/fill_db.rb
    # Run performance tests for stable.
    - bundle exec rails r tmp/performance/run_tests.rb
    # Then, switch to the current commit, migrate to it and run a few selected tests.
    - git checkout $CI_COMMIT_SHA
    - rvm use 3.2.4
    - !reference [.scripts, bundle_install]
    # Force redis usage, even if it was disabled by the initial configure_environment script of stable.
    - export REDIS_URL=redis://redis
    - bundle exec rails db:migrate > /dev/null
    - rm -rf node_modules && pnpm install > /dev/null # Required for assets:precompile test.
    - bundle exec rails assets:clobber && git checkout public/assets # Clear previously generated assets to have a full regeneration.
    # Run performance tests for current branch.
    - bundle exec rails r tmp/performance/run_tests.rb
  after_script: []