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<title>[57210] trunk/.github/workflows: Build/Test Tools: Post message for testing on Playground only after build succeeds.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/57210">57210</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/57210","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>swissspidy</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2023-12-20 14:50:11 +0000 (Wed, 20 Dec 2023)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Build/Test Tools: Post message for testing on Playground only after build succeeds.

Uses the `workflow_run` trigger to only leave pull request comments after the build jobs finish.

Props zieladam, desrosj.
See <a href="https://core.trac.wordpress.org/ticket/59416">#59416</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkgithubworkflowspullrequestcommentsyml">trunk/.github/workflows/pull-request-comments.yml</a></li>
<li><a href="#trunkgithubworkflowstestbuildprocessesyml">trunk/.github/workflows/test-build-processes.yml</a></li>
</ul>

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<h3>Diff</h3>
<a id="trunkgithubworkflowspullrequestcommentsyml"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/.github/workflows/pull-request-comments.yml</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/.github/workflows/pull-request-comments.yml 2023-12-20 12:34:34 UTC (rev 57209)
+++ trunk/.github/workflows/pull-request-comments.yml   2023-12-20 14:50:11 UTC (rev 57210)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -4,8 +4,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> on:
</span><span class="cx" style="display: block; padding: 0 10px">   pull_request_target:
</span><span class="cx" style="display: block; padding: 0 10px">     types: [ 'opened' ]
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-    branches:
-      - trunk
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  workflow_run:
+    workflows: [ 'Test Build Processes' ]
+    types:
+      - completed
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px"> # Cancels all previous workflow runs for pull requests that have not completed.
</span><span class="cx" style="display: block; padding: 0 10px"> concurrency:
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -27,7 +29,8 @@
</span><span class="cx" style="display: block; padding: 0 10px">     timeout-minutes: 5
</span><span class="cx" style="display: block; padding: 0 10px">     if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name == 'pull_request_target' }}
</span><span class="cx" style="display: block; padding: 0 10px">     steps:
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-      - uses: wow-actions/welcome@72817eb31cda1de60f51893d80e2e82ce57f7e76 # v1.3.0
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+      - name: Post a welcome comment
+        uses: wow-actions/welcome@72817eb31cda1de60f51893d80e2e82ce57f7e76 # v1.3.0
</ins><span class="cx" style="display: block; padding: 0 10px">         with:
</span><span class="cx" style="display: block; padding: 0 10px">           FIRST_PR_REACTIONS: 'hooray'
</span><span class="cx" style="display: block; padding: 0 10px">           FIRST_PR_COMMENT: >
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -81,17 +84,57 @@
</span><span class="cx" style="display: block; padding: 0 10px">     permissions:
</span><span class="cx" style="display: block; padding: 0 10px">       issues: write
</span><span class="cx" style="display: block; padding: 0 10px">       pull-requests: write
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-    if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name == 'pull_request_target' }}
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+    if: >
+      github.repository == 'WordPress/wordpress-develop' &&
+      github.event.workflow_run.event == 'pull_request' &&
+      github.event.workflow_run.conclusion == 'success'
</ins><span class="cx" style="display: block; padding: 0 10px">     steps:
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-      - uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+      - name: Download artifact
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
</ins><span class="cx" style="display: block; padding: 0 10px">         with:
</span><span class="cx" style="display: block; padding: 0 10px">           script: |
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+            const artifacts = await github.rest.actions.listWorkflowRunArtifacts( {
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               run_id: ${{ github.event.workflow_run.id }},
+            } );
+
+            const matchArtifact = artifacts.data.artifacts.filter( ( artifact ) => {
+              return artifact.name === 'pr-number'
+            } )[0];
+
+            if ( ! matchArtifact ) {
+              core.setFailed( 'No artifact found!' );
+              return;
+            }
+
+            const download = await github.rest.actions.downloadArtifact( {
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               artifact_id: matchArtifact.id,
+               archive_format: 'zip',
+            } );
+
+            const fs = require( 'fs' );
+            fs.writeFileSync( '${{github.workspace}}/pr-number.zip', Buffer.from( download.data ) )
+
+      - name: Unzip the artifact containing the PR number
+        run: unzip pr-number.zip
+
+      - name: Leave a comment about testing with Playground
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
+        with:
+          script: |
+            const fs = require( 'fs' );
+            const issue_number = Number( fs.readFileSync( './NR' ) );
+
</ins><span class="cx" style="display: block; padding: 0 10px">             // Comments are only added after the first successful build. Check for the presence of a comment and bail early.
</span><span class="cx" style="display: block; padding: 0 10px">             const commentInfo = {
</span><span class="cx" style="display: block; padding: 0 10px">               owner: context.repo.owner,
</span><span class="cx" style="display: block; padding: 0 10px">               repo: context.repo.repo,
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-              issue_number: ${{ github.event.number }}
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+              issue_number,
</ins><span class="cx" style="display: block; padding: 0 10px">             };
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">             const comments = ( await github.rest.issues.listComments( commentInfo ) ).data;
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">             for ( const currentComment of comments ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -116,7 +159,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">             For more details about these limitations and more, check out the [Limitations page](https://wordpress.github.io/wordpress-playground/limitations/) in the WordPress Playground documentation.
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-            [Test this pull request with WordPress Playground](https://playground.wordpress.net/wordpress.html?pr=${{ github.event.number }}).
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+            [Test this pull request with WordPress Playground](https://playground.wordpress.net/wordpress.html?pr=${ issue_number }).
</ins><span class="cx" style="display: block; padding: 0 10px">             `;
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">             github.rest.issues.createComment( commentInfo );
</span></span></pre></div>
<a id="trunkgithubworkflowstestbuildprocessesyml"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/.github/workflows/test-build-processes.yml</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/.github/workflows/test-build-processes.yml  2023-12-20 12:34:34 UTC (rev 57209)
+++ trunk/.github/workflows/test-build-processes.yml    2023-12-20 14:50:11 UTC (rev 57210)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -106,7 +106,29 @@
</span><span class="cx" style="display: block; padding: 0 10px">       os: ${{ matrix.os }}
</span><span class="cx" style="display: block; padding: 0 10px">       directory: ${{ matrix.directory }}
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  # Uploads the PR number as an artifact for the Pull Request Commenting workflow to download and then
+  # leave a comment detailing how to test the PR within WordPress Playground.
+  playground-comment:
+    name: Leave WordPress Playground details
+    runs-on: ubuntu-latest
+    permissions:
+      actions: write
+    continue-on-error: true
+    needs: [ test-core-build-process, test-core-build-process-macos, test-gutenberg-build-process, test-gutenberg-build-process-macos ]
+    if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name == 'pull_request' }}
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+    steps:
+      - name: Save PR number
+        run: |
+          mkdir -p ./pr-number
+          echo ${{ github.event.number }} > ./pr-number/NR
+
+      - name: Upload PR number as artifact
+        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2
+        with:
+          name: pr-number
+          path: pr-number/
+
</ins><span class="cx" style="display: block; padding: 0 10px">   slack-notifications:
</span><span class="cx" style="display: block; padding: 0 10px">     name: Slack Notifications
</span><span class="cx" style="display: block; padding: 0 10px">     uses: WordPress/wordpress-develop/.github/workflows/slack-notifications.yml@trunk
</span></span></pre>
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