Run Visual Tests #874
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| name: Run Visual Tests | |
| on: | |
| workflow_run: | |
| workflows: ["Trigger Unsafe Workflows"] | |
| types: [completed] | |
| permissions: {} | |
| jobs: | |
| wait-for-docker-images-to-build: | |
| name: Wait For Docker Images To Build | |
| runs-on: ubuntu-20.04 | |
| # Don't run this for dependabot merges to spare our free Percy limit as we assume | |
| # that in the vast majority of cases this won't change anything. If we get unlimited | |
| # Percy though we may want to reenable this | |
| if: ${{ github.event.sender.login != 'dependabot[bot]' }} | |
| outputs: | |
| ci-chrome: ${{ steps.outputter.outputs.ci-chrome }} | |
| production: ${{ steps.outputter.outputs.production }} | |
| env: | |
| REPOSITORY: sctrainer/main | |
| PRODUCTION_TAG: production-${{ github.event.workflow_run.head_sha }} | |
| CHROME_TAG: ci-chrome-v4 | |
| steps: | |
| - name: Wait for Production image to exist | |
| shell: bash | |
| run: | | |
| SECONDS=0 | |
| max_wait_time=300 | |
| wait_interval=5 | |
| while (( SECONDS < max_wait_time )); do | |
| curl --silent -f -lSL https://hub.docker.com/v2/repositories/$REPOSITORY/tags/$PRODUCTION_TAG && break; | |
| echo "Failed so sleeping" | |
| sleep $wait_interval | |
| echo "Trying again" | |
| done | |
| (( SECONDS >= max_wait_time )) && echo "failed" && exit 1 | |
| echo "Success" | |
| - name: Wait for CI Chrome image to exist | |
| shell: bash | |
| run: | | |
| SECONDS=0 | |
| max_wait_time=300 | |
| wait_interval=5 | |
| while (( SECONDS < max_wait_time )); do | |
| curl --silent -f -lSL https://hub.docker.com/v2/repositories/$REPOSITORY/tags/$CHROME_TAG && break; | |
| echo "Failed so sleeping" | |
| sleep $wait_interval | |
| echo "Trying again" | |
| done | |
| (( SECONDS >= max_wait_time )) && echo "failed" && exit 1 | |
| echo "Success" | |
| - name: Output the container names | |
| id: outputter | |
| run: | | |
| echo "ci-chrome=$REPOSITORY:$CHROME_TAG" >> $GITHUB_OUTPUT | |
| echo "production=$REPOSITORY:$PRODUCTION_TAG" >> $GITHUB_OUTPUT | |
| run-visual-tests: | |
| name: Run Visual Tests on ${{ matrix.sizes.name }} screen size | |
| runs-on: ubuntu-20.04 | |
| needs: wait-for-docker-images-to-build | |
| # Don't run this for dependabot merges to spare our free Percy limit as we assume | |
| # that in the vast majority of cases this won't change anything. If we get unlimited | |
| # Percy though we may want to reenable this | |
| if: ${{ github.event.sender.login != 'dependabot[bot]' }} | |
| permissions: | |
| contents: read | |
| container: ${{ needs.wait-for-docker-images-to-build.outputs.ci-chrome }} | |
| env: | |
| PORT: 8080 | |
| services: | |
| sctrainer-server: | |
| image: ${{ needs.wait-for-docker-images-to-build.outputs.production }} | |
| env: | |
| PORT: ${{ env.PORT }} | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| # Values for devices taken from https://docs.cypress.io/api/commands/viewport#Arguments | |
| sizes: | |
| - width: 1280 | |
| height: 800 | |
| name: Macbook 13 | |
| - width: 375 | |
| height: 667 | |
| name: Iphone 8 | |
| steps: | |
| - name: Checkout unsafe code from forked repository | |
| uses: actions/checkout@v4 | |
| with: | |
| ref: ${{ github.event.workflow_run.head_branch }} | |
| ### We are now working with unsafe code from a forked repository | |
| ### So don't allow any dangerous permissions on the github token | |
| ### or expose any of our secrets without great thought behind it | |
| - name: Handle Yarn caching | |
| uses: actions/cache@v4 | |
| env: | |
| cache-name: yarn-cache-v2 | |
| with: | |
| path: | | |
| ~/.cache/yarn | |
| key: ${{ job.container.image }}-${{ env.cache-name }}-${{ hashFiles('end-to-end-tests/**/yarn.lock')}} | |
| # Note we purposefully don't specify fallback restore keys. | |
| # Explanation: https://glebbahmutov.com/blog/do-not-let-cypress-cache-snowball/ | |
| - name: Handle Cypress caching | |
| uses: actions/cache@v4 | |
| env: | |
| cache-name: cypress-cache-v2 | |
| with: | |
| path: | | |
| ~/.cache/Cypress | |
| key: ${{ job.container.image }}-${{ env.cache-name }}-${{ hashFiles('end-to-end-tests/**/yarn.lock')}} | |
| # Note we purposefully don't specify fallback restore keys. | |
| # Explanation: https://glebbahmutov.com/blog/do-not-let-cypress-cache-snowball/ | |
| - name: Install Dependencies | |
| run: yarn --frozen-lockfile | |
| working-directory: end-to-end-tests | |
| - name: Log Cypress Info | |
| run: npx cypress info | |
| working-directory: end-to-end-tests | |
| - name: Setup Percy Configuration | |
| working-directory: end-to-end-tests | |
| # The percyCSS override is what ensures full page snapshots | |
| run: 'echo ''{ "version": 2, "snapshot": { "widths": [${{ matrix.sizes.width }}], "min-height": ${{ matrix.sizes.height }}, "percyCSS": "* { overflow-y: visible !important; } img { max-width: none !important; }" } }'' > percy-config.json' | |
| ### This is the only place we run the untrusted code | |
| ### We have made sure that the github token has minimum | |
| ### permissions and the only secret we are passing is the | |
| ### PERCY_TOKEN which shouldn't be able to do too much damage | |
| ### even if abused, though if there are ways to do this more securely | |
| ### though that would be appreciated | |
| - name: Run Cypress Tests | |
| working-directory: end-to-end-tests | |
| env: | |
| PERCY_TOKEN: ${{ secrets.PERCY_TOKEN }} | |
| PERCY_PARALLEL_NONCE: ${{ github.run_id }} | |
| PERCY_PARALLEL_TOTAL: ${{ strategy.job-total }} | |
| PERCY_BRANCH: ${{ github.event.workflow_run.head_branch }} | |
| PERCY_PULL_REQUEST: ${{ github.event.workflow_run.pull_requests[0].number }} | |
| PERCY_COMMIT: ${{ github.event.workflow_run.head_sha }} | |
| PERCY_DEBUG: "*" | |
| run: > | |
| ./node_modules/.bin/percy exec --parallel --config percy-config.json -- | |
| ./node_modules/.bin/cypress run | |
| --browser chrome | |
| --config "viewportWidth=${{ matrix.sizes.width }},viewportHeight=${{ matrix.sizes.height }},baseUrl=http://sctrainer-server:${{ env.PORT }}" | |
| --spec cypress/e2e/visual-tests.cy.ts |