Store must implement the new ClearableInterface

Author: Toflar

composer.json

@@ -39,7 +39,7 @@
         "symfony/http-kernel": "^3.4 || ^4.3 || ^5.0"
     },
     "conflict": {
-        "toflar/psr6-symfony-http-cache-store": "<2.2.0"
+        "toflar/psr6-symfony-http-cache-store": "<2.2.1"
     },
     "suggest": {
         "friendsofsymfony/http-cache-bundle": "For integration with the Symfony framework",

src/SymfonyCache/PurgeListener.php

@@ -13,6 +13,7 @@
 
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\OptionsResolver\OptionsResolver;
+use Toflar\Psr6HttpCacheStore\ClearableInterface;
 use Toflar\Psr6HttpCacheStore\Psr6StoreInterface;
 
 /**
@@ -98,9 +99,9 @@ public function handlePurge(CacheEvent $event)
 
         // Purge whole cache
         if ($request->headers->has($this->clearCacheHeader)) {
-            if (!$store instanceof Psr6StoreInterface) {
+            if (!$store instanceof ClearableInterface) {
                 $response->setStatusCode(400);
-                $response->setContent('Store must be an instance of '.Psr6StoreInterface::class.'. Please check your proxy configuration.');
+                $response->setContent('Store must be an instance of '.ClearableInterface::class.'. Please check your proxy configuration.');
                 $event->setResponse($response);
 
                 return;

tests/Unit/SymfonyCache/PurgeListenerTest.php

@@ -88,6 +88,22 @@ public function testClearCache()
         $this->assertSame(200, $response->getStatusCode());
     }
 
+    public function testClearCacheWithoutPsr6Store()
+    {
+        /** @var StoreInterface $store */
+        $store = \Mockery::mock(StoreInterface::class);
+        $kernel = $this->getKernelMock($store);
+        $purgeListener = new PurgeListener();
+        $request = Request::create('http://example.com/', 'PURGE');
+        $request->headers->set('Clear-Cache', 'true');
+        $event = new CacheEvent($kernel, $request);
+        $purgeListener->handlePurge($event);
+        $response = $event->getResponse();
+        $this->assertInstanceOf(Response::class, $response);
+        $this->assertSame(400, $response->getStatusCode());
+        $this->assertSame('Store must be an instance of Toflar\Psr6HttpCacheStore\ClearableInterface. Please check your proxy configuration.', $response->getContent());
+    }
+
     public function testPurgeAllowedMiss()
     {
         /** @var StoreInterface $store */