PHPUnit Test Setup

.eslintignore

@@ -0,0 +1,4 @@
+**/*.min.js
+vendor
+lib
+wordpress

.github/workflows/phpunit.yml

@@ -0,0 +1,51 @@
+name: PHPUnit
+
+on: pull_request
+
+jobs:
+  phpunit:
+    name: PHPUnit (PHP ${{ matrix.php }} with WordPress ${{ matrix.wordpress }})
+    runs-on: ubuntu-latest
+
+    env:
+       WP_DB_HOST: 127.0.0.1
+       WP_DB_NAME: local
+       WP_DB_USER: root
+       WP_DB_PASS: ""
+
+    services:
+      mysql:
+        image: mysql:5.7
+        env:
+           MYSQL_ALLOW_EMPTY_PASSWORD: yes
+           MYSQL_DATABASE: local
+           MYSQL_ROOT_PASSWORD: root
+        ports:
+           - 3306:3306
+        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php: ['7.4']
+        wordpress: ['trunk']
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: none
+          tools: composer, cs2pr
+
+      - name: Composer Install
+        uses: ramsey/composer-install@v1
+
+      - name: Setup problem matchers for PHPUnit
+        run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
+
+      - name: Run tests
+        run: composer run test

.gitignore

@@ -7,4 +7,8 @@ node_modules/
 *.sql
 *.tar.gz
 *.zip
-vendor/
+vendor/
+
+# phpunit
+.phpunit.result.cache
+wordpress/

composer.json

@@ -3,16 +3,22 @@
     "description": "Easier way to edit all meta options through Bulk Edit or Quick Edit.",
     "require-dev": {
         "dealerdirect/phpcodesniffer-composer-installer": "^0.7.0",
-        "wp-coding-standards/wpcs": "dev-master",
-        "phpcompatibility/phpcompatibility-wp": "*"
+        "wp-coding-standards/wpcs": "^2.2",
+        "phpcompatibility/phpcompatibility-wp": "*",
+        "phpunit/phpunit": "^5.7 || ^6.5 || ^7.5",
+        "wp-phpunit/wp-phpunit": "^6.0",
+        "yoast/phpunit-polyfills": "^1.0",
+        "roots/wordpress": "^6.0"
     },
     "scripts": {
         "format": "phpcbf --standard=phpcs.xml.dist --report-summary --report-source",
-        "lint": "phpcs --standard=phpcs.xml.dist --report-summary --report-source"
+        "lint": "phpcs --standard=phpcs.xml.dist --report-summary --report-source",
+        "test": "vendor/bin/phpunit"
     },
     "config": {
         "allow-plugins": {
-            "dealerdirect/phpcodesniffer-composer-installer": true
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "roots/wordpress-core-installer": true
         }
     }
 }