.travis.yml

sudo: required
language: node_js
branches:
  only:
  - master
matrix:
  include:
    - node_js: "10"
    - node_js: "12"
      if: head_branch IS blank AND branch = master
cache:
  yarn: true
  directories:
    - node_modules
    - lantern-data
    - lighthouse-core/scripts/legacy-javascript/variants
    - /home/travis/.rvm/gems/
install:
  # Ensure we have the latest Chrome stable.
  - google-chrome-stable --version
  # We used to set PUPPETEER_SKIP_CHROMIUM_DOWNLOAD, but we don't want to anymore.
  # Explicitly unset b/c environment variables seem to linger in travis.
  # see https://github.com/GoogleChrome/lighthouse/pull/9877#discussion_r338389765
  - unset PUPPETEER_SKIP_CHROMIUM_DOWNLOAD
  - yarn --frozen-lockfile
before_script:
  # see comment above about puppeteer
  - export CHROME_PATH="$(which google-chrome-stable)"
  # Print out the Chrome version so we know what we're working with
  - google-chrome-stable --version
  - yarn build-all
script:
  - yarn diff:sample-json
  - yarn lint
  - yarn test-legacy-javascript
  - yarn unit:cicoverage
  - yarn type-check
  - yarn smoke:cicoverage
  - yarn test-clients
  - yarn test-viewer
  - yarn test-lantern
  - yarn test-bundle
  - yarn i18n:checks
  - yarn dogfood-lhci
  - yarn test-docs

  # Fail if any changes were written to source files (ex, from: build/build-cdt-lib.js).
  - git diff --exit-code
before_cache:
  # nyc, jest and other projects store files in here. They mess up the travis build cache.
  - rm -rf ./node_modules/.cache/
after_success:
  - yarn coveralls
  - yarn codecov
addons:
  chrome: stable
services:
  - xvfb