config.yml

version: 2.1

orbs:
  browser-tools: circleci/browser-tools@1.1.3

push_and_pr_builds: &push_and_pr_builds
  filters:
    branches:
      ignore:
        - nightly

push_builds_only: &push_builds_only
  filters:
    branches:
      only:
        - master
        - /^amp-release-.*$/

executors:
  amphtml-medium-executor:
    machine:
      image: ubuntu-2004:202010-01
    resource_class: medium
  amphtml-large-executor:
    machine:
      image: ubuntu-2004:202010-01
    resource_class: large
  amphtml-xlarge-executor:
    machine:
      image: ubuntu-2004:202010-01
    resource_class: xlarge

commands:
  save_karma_cache:
    parameters:
      cache_name:
        type: string
    steps:
      - save_cache:
          name: 'Save Karma Cache'
          key: karma-cache-<<parameters.cache_name>>-{{ checksum ".karma-cache-hash" }}
          paths:
            - .karma-cache
  restore_karma_cache:
    parameters:
      cache_name:
        type: string
    steps:
      - run:
          name: 'Compute Karma Cache Hash'
          command: node ./build-system/common/compute-karma-cache-hash.js
      - restore_cache:
          name: 'Restore Karma Cache'
          key: karma-cache-<<parameters.cache_name>>-{{ checksum ".karma-cache-hash" }}
  setup_vm:
    steps:
      - checkout
      - run:
          name: 'Fetch Merge Commit'
          command: ./.circleci/fetch_merge_commit.sh
      - run:
          name: 'Check Config'
          command: ./.circleci/check_config.sh
      - run:
          name: 'Setup Google Cloud Storage'
          command: ./.circleci/setup_storage.sh
      - run:
          name: 'Configure Hosts'
          command: cat ./build-system/test-configs/hosts | sudo tee -a /etc/hosts
      - run:
          name: 'Install Dependencies'
          command: ./.circleci/install_dependencies.sh
  install_chrome:
    steps:
      - browser-tools/install-chrome:
          replace-existing: true
  fail_fast:
    steps:
      - run:
          name: 'Fail Fast'
          when: on_fail
          command: ./.circleci/fail_fast.sh

jobs:
  'Checks':
    executor:
      name: amphtml-medium-executor
    steps:
      - setup_vm
      - run:
          name: 'Checks'
          command: node build-system/pr-check/checks.js
      - fail_fast
  'Unminified Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Unminified Build'
          command: node build-system/pr-check/unminified-build.js
      - fail_fast
  'Nomodule Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Nomodule Build'
          command: node build-system/pr-check/nomodule-build.js
      - fail_fast
  'Module Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Module Build'
          command: node build-system/pr-check/module-build.js
      - fail_fast
  'Bundle Size':
    executor:
      name: amphtml-medium-executor
    steps:
      - setup_vm
      - run:
          name: 'Bundle Size'
          command: node build-system/pr-check/bundle-size.js
      - fail_fast
  'Validator Tests':
    executor:
      name: amphtml-medium-executor
    steps:
      - setup_vm
      - run:
          name: 'Install Protobuf'
          command: pip3 install --user protobuf
      - run:
          name: 'Validator Tests'
          command: node build-system/pr-check/validator-tests.js
      - fail_fast
  'Visual Diff Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - run:
          name: 'Visual Diff Tests'
          command: node build-system/pr-check/visual-diff-tests.js
      - fail_fast
  'Unit Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: unit
      - run:
          name: 'Unit Tests'
          command: node build-system/pr-check/unit-tests.js
      - save_karma_cache:
          cache_name: unit
      - fail_fast
  'Unminified Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: unminified
      - run:
          name: 'Unminified Tests'
          command: node build-system/pr-check/unminified-tests.js
      - save_karma_cache:
          cache_name: unminified
      - fail_fast
  'Nomodule Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: nomodule
      - run:
          name: 'Nomodule Tests'
          command: node build-system/pr-check/nomodule-tests.js
      - save_karma_cache:
          cache_name: nomodule
      - fail_fast
  'Module Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: module
      - run:
          name: 'Module Tests'
          command: node build-system/pr-check/module-tests.js
      - save_karma_cache:
          cache_name: module
      - fail_fast
  'End-to-End Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - run:
          name: 'End-to-End Tests'
          command: node build-system/pr-check/e2e-tests.js
      - fail_fast
  'Performance Tests':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - install_chrome
      - run:
          name: 'Performance Tests'
          command: node build-system/pr-check/performance-tests.js
      - fail_fast
  'Experiment A Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Experiment A Build'
          command: node build-system/pr-check/experiment-build.js --experiment=experimentA
      - fail_fast
  'Experiment B Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Experiment B Build'
          command: node build-system/pr-check/experiment-build.js --experiment=experimentB
      - fail_fast
  'Experiment C Build':
    executor:
      name: amphtml-xlarge-executor
    steps:
      - setup_vm
      - run:
          name: 'Experiment C Build'
          command: node build-system/pr-check/experiment-build.js --experiment=experimentC
      - fail_fast
  'Experiment A Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: experimentA
      - run:
          name: 'Experiment A Tests'
          command: node build-system/pr-check/experiment-tests.js --experiment=experimentA
      - save_karma_cache:
          cache_name: experimentA
      - fail_fast
  'Experiment B Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: experimentB
      - run:
          name: 'Experiment B Tests'
          command: node build-system/pr-check/experiment-tests.js --experiment=experimentB
      - save_karma_cache:
          cache_name: experimentB
      - fail_fast
  'Experiment C Tests':
    executor:
      name: amphtml-large-executor
    steps:
      - setup_vm
      - install_chrome
      - restore_karma_cache:
          cache_name: experimentC
      - run:
          name: 'Experiment C Tests'
          command: node build-system/pr-check/experiment-tests.js --experiment=experimentC
      - save_karma_cache:
          cache_name: experimentC
      - fail_fast

workflows:
  'CircleCI':
    jobs:
      - 'Checks':
          <<: *push_and_pr_builds
      - 'Unminified Build':
          <<: *push_and_pr_builds
      - 'Nomodule Build':
          <<: *push_and_pr_builds
      - 'Module Build':
          <<: *push_and_pr_builds
      - 'Bundle Size':
          <<: *push_and_pr_builds
          requires:
            - 'Nomodule Build'
            - 'Module Build'
      - 'Validator Tests':
          <<: *push_and_pr_builds
      - 'Visual Diff Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Nomodule Build'
      - 'Unit Tests':
          <<: *push_and_pr_builds
      - 'Unminified Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Unminified Build'
      - 'Nomodule Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Nomodule Build'
      - 'Module Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Nomodule Build'
            - 'Module Build'
      - 'End-to-End Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Nomodule Build'
      - 'Experiment A Build':
          <<: *push_and_pr_builds
      - 'Experiment B Build':
          <<: *push_and_pr_builds
      - 'Experiment C Build':
          <<: *push_and_pr_builds
      - 'Experiment A Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Experiment A Build'
      - 'Experiment B Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Experiment B Build'
      - 'Experiment C Tests':
          <<: *push_and_pr_builds
          requires:
            - 'Experiment C Build'
      # TODO(wg-performance, #12128): This takes 30 mins and fails regularly.
      # - 'Performance Tests':
      #     <<: *push_builds_only
      #     requires:
      #       - 'Nomodule Build'