Ticket #46815: 46815.5.diff

composer.json

@@ -14 +14 @@
         },
         "require-dev": {
                 "dealerdirect/phpcodesniffer-composer-installer": "~0.5.0",
-                "wp-coding-standards/wpcs": "~2.1.0"
+                "wp-coding-standards/wpcs": "~2.1.0",
+                "phpunit/phpunit": "^5.0 || ^6.0 || ^7.0"
         },
         "scripts": {
                 "format": "@php ./vendor/squizlabs/php_codesniffer/bin/phpcbf --report=summary,source --cache -d memory_limit=256M",
                 "lint": "@php ./vendor/squizlabs/php_codesniffer/bin/phpcs --report=summary,source --cache -d memory_limit=256M",
+                "unit-tests": "./vendor/bin/phpunit",
                 "lint:errors": "@lint -n"
         }
 }