performance.yml

name: Performances Tests

on:
    pull_request:
    release:
        types: [published]

# Cancels all previous workflow runs for pull requests that have not completed.
concurrency:
    # The concurrency group contains the workflow name and the branch name for pull requests
    # or the commit hash for any other events.
    group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
    cancel-in-progress: true

jobs:
    performance:
        name: Run performance tests
        runs-on: ubuntu-latest
        if: ${{ github.repository == 'WordPress/gutenberg' }}

        steps:
            - uses: actions/checkout@5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f # v2.3.4

            - name: Use desired version of NodeJS
              uses: actions/setup-node@46071b5c7a2e0c34e49c3cb8a0e792e86e18d5ea # v2.1.5
              with:
                  node-version: 14

            - name: Cache NPM packages
              uses: actions/cache@c64c572235d810460d0d6876e9c705ad5002b353 # v2.1.6
              with:
                  # npm cache files are stored in `~/.npm` on Linux/macOS
                  path: ~/.npm
                  key: ${{ runner.os }}-node-14-npm-cache-${{ hashFiles('**/package-lock.json') }}

            - name: Npm install
              run: |
                  npm ci

            - name: Compare performance with trunk
              if: github.event_name == 'pull_request'
              run: ./bin/plugin/cli.js perf --ci $GITHUB_SHA trunk --tests-branch $GITHUB_SHA

            - name: Compare performance with current WordPress Core and previous Gutenberg versions
              if: github.event_name == 'release'
              env:
                  PLUGIN_VERSION: ${{ github.event.release.name }}
              shell: bash
              run: |
                  IFS=. read -ra PLUGIN_VERSION_ARRAY <<< "$PLUGIN_VERSION"
                  CURRENT_RELEASE_BRANCH="release/${PLUGIN_VERSION_ARRAY[0]}.${PLUGIN_VERSION_ARRAY[1]}"
                  PREVIOUS_VERSION_BASE_10=$((PLUGIN_VERSION_ARRAY[0] * 10 + PLUGIN_VERSION_ARRAY[1] - 1))
                  PREVIOUS_RELEASE_BRANCH="release/$((PREVIOUS_VERSION_BASE_10 / 10)).$((PREVIOUS_VERSION_BASE_10 % 10))"
                  WP_VERSION=$(awk -F ': ' '/^Tested up to/{print $2}' readme.txt)
                  IFS=. read -ra WP_VERSION_ARRAY <<< "$WP_VERSION"
                  WP_MAJOR="${WP_VERSION_ARRAY[0]}.${WP_VERSION_ARRAY[1]}"
                  ./bin/plugin/cli.js perf --ci "wp/$WP_MAJOR" "$PREVIOUS_RELEASE_BRANCH" "$CURRENT_RELEASE_BRANCH" --wp-version "$WP_MAJOR"