Add medicaid project draft #146
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| name: Visual regression testing | |
| on: | |
| pull_request: | |
| types: [opened, synchronize] | |
| branches: | |
| - staging | |
| workflow_dispatch: | |
| inputs: | |
| pr: | |
| description: "PR number to be updated with new base images" | |
| required: true | |
| type: string | |
| jobs: | |
| test: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout for pull request events | |
| if: github.event_name == 'pull_request' | |
| uses: actions/checkout@v3 | |
| - name: Checkout for manual runs | |
| # In some manual run scenarios, this is needed to put the repo in a good state. | |
| # Otherwise the next step can fail with 'Refusing to fetch into current branch'. | |
| if: github.event_name == 'workflow_dispatch' | |
| uses: actions/checkout@v3 | |
| with: | |
| ref: master | |
| - name: Checkout PR to generate base images | |
| if: github.event_name == 'workflow_dispatch' | |
| uses: dawidd6/action-checkout-pr@v1 | |
| with: | |
| pr: ${{ inputs.pr }} | |
| - name: Setup Docker container to build and serve Jekyll site | |
| run: | | |
| docker build -t usds-website . --no-cache | |
| docker run -p 4080:4000 --name usdsweb usds-website & | |
| - name: Cache node modules | |
| uses: actions/cache@v3 | |
| env: | |
| cache-name: cache-node-modules | |
| with: | |
| path: ~/.npm | |
| key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }} | |
| - name: Setup Cypress outside Docker container | |
| # Avoid installing dependencies not needed here | |
| run: | | |
| mv package.json _package.json | |
| npm install --no-package-lock --no-save cypress cypress-visual-regression | |
| mv _package.json package.json | |
| - name: Compare current actual screens with base images | |
| if: github.event_name == 'pull_request' | |
| run: | | |
| echo ":+1: No visual differences detected." > /tmp/message.md | |
| npm run visual-regression || echo -e ":warning: Visual differences detected.\nFor details, click the green checkmark above.\nIf your PR makes intentional visual changes, update the base images by running the \`Visual regression testing\` Action." > /tmp/message.md | |
| - name: Store comparison results | |
| if: github.event_name == 'pull_request' | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: actuals-and-diffs | |
| path: | | |
| cypress/snapshots/actual | |
| cypress/snapshots/diff | |
| - name: Generate new base images | |
| if: github.event_name == 'workflow_dispatch' | |
| run: | | |
| rm -rf ./cypress/snapshots/base | |
| npm run visual-refresh | |
| echo ":+1: New base images generated." > /tmp/message.md | |
| - name: Commit new base images | |
| if: github.event_name == 'workflow_dispatch' | |
| uses: EndBug/add-and-commit@v9 | |
| with: | |
| message: "Update base images" | |
| - name: Report comparison results in PR comment | |
| if: github.event_name == 'pull_request' | |
| uses: mshick/add-pr-comment@v2 | |
| with: | |
| message-path: /tmp/message.md | |
| message-failure: ":question: No visual test results found." | |
| allow-repeats: true | |
| - name: Write summary | |
| run: cat /tmp/message.md >> $GITHUB_STEP_SUMMARY |