Experiment with WP_HTML_Tag_Processor

.github/workflows/unit-test.yml

@@ -0,0 +1,46 @@
+name: Unit Tests
+
+on:
+    pull_request:
+    push:
+        branches:
+            - 'main*'
+
+# 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:
+    unit-php:
+        name: PHP
+        runs-on: ubuntu-latest
+        if: ${{ github.repository == 'WordPress/block-hydration-experiments' || github.event_name == 'pull_request' }}
+
+        steps:
+            - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+
+            - name: Install Composer dependencies
+              run: |
+                  composer install
+
+            - name: Use desired version of NodeJS
+              uses: actions/setup-node@8c91899e586c5b171469028077307d293428b516 # v3.5.1
+              with:
+                  node-version: 14
+                  cache: npm
+
+            - name: Npm install and build
+              run: |
+                  npm ci
+                  npm run build
+
+            - name: Run WordPress
+              run: |
+                  npm run wp-env start
+
+            - name: Running single site unit tests
+              run: npm run test:unit:php
+              if: ${{ success() || failure() }}

.gitignore

@@ -1,2 +1,4 @@
 node_modules
-build
+build
+.phpunit.result.cache
+composer.lock

.wp-env.json

@@ -5,5 +5,12 @@
 	],
 	"config": {
 		"SCRIPT_DEBUG": true
+	},
+	"env": {
+		"tests": {
+			"mappings": {
+				"wp-content/plugins/block-hydration-experiments": "."
+			}
+		}
 	}
 }

composer.json

@@ -0,0 +1,6 @@
+{
+    "require-dev": {
+        "phpunit/phpunit": "^9.5",
+        "yoast/phpunit-polyfills": "^1.0"
+    }
+}