Bring repo up to date

behat.yml

@@ -0,0 +1,7 @@
+default:
+  suites:
+    default:
+      contexts:
+        - WP_CLI\Tests\Context\FeatureContext
+      paths:
+        - features

composer.json

@@ -1,7 +1,7 @@
 {
     "name": "wp-cli/restful",
     "description": "Unlock the potential of the WP REST API at the command line.",
-	"type": "wp-cli-package",
+	  "type": "wp-cli-package",
     "license": "MIT",
     "authors": [
         {
@@ -15,10 +15,10 @@
         "files": [ "wp-rest-cli.php" ]
     },
     "require": {
-        "wp-cli/wp-cli": "*"
+        "wp-cli/wp-cli": "^2.12"
     },
     "require-dev": {
-        "behat/behat": "~3.15"
+        "wp-cli/wp-cli-tests": "^5.0"
     },
     "extra": {
         "branch-alias": {
@@ -35,5 +35,28 @@
                 "body": "bin/readme-stubs/installing.md"
             }
         }
+    },
+    "config": {
+        "allow-plugins": {
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "phpstan/extension-installer": true
+        }
+    },
+    "scripts": {
+        "behat": "run-behat-tests",
+        "behat-rerun": "rerun-behat-tests",
+        "lint": "run-linter-tests",
+        "phpcs": "run-phpcs-tests",
+        "phpcbf": "run-phpcbf-cleanup",
+        "phpstan": "run-phpstan-tests",
+        "phpunit": "run-php-unit-tests",
+        "prepare-tests": "install-package-tests",
+        "test": [
+            "@lint",
+            "@phpcs",
+            "@phpstan",
+            "@phpunit",
+            "@behat"
+        ]
     }
 }