[Cache] Add TagAwareAdapterInterface to NullAdapter

Author: a.dmitryuk

src/Symfony/Component/Cache/Adapter/NullAdapter.php

@@ -19,7 +19,7 @@
 /**
  * @author Titouan Galopin <[email protected]>
  */
-class NullAdapter implements AdapterInterface, CacheInterface, NamespacedPoolInterface
+class NullAdapter implements AdapterInterface, CacheInterface, NamespacedPoolInterface, TagAwareAdapterInterface
 {
     private static \Closure $createCacheItem;
 
@@ -108,4 +108,9 @@ private function generateItems(array $keys): \Generator
             yield $key => $f($key);
         }
     }
+
+    public function invalidateTags(array $tags): bool
+    {
+        return true;
+    }
 }

src/Symfony/Component/Cache/Tests/Adapter/NullAdapterTest.php

@@ -138,4 +138,11 @@ public function testCommit()
         $this->assertTrue($adapter->saveDeferred($item));
         $this->assertTrue($this->createCachePool()->commit());
     }
+
+    public function testInvalidateTags()
+    {
+        $adapter = $this->createCachePool();
+
+        self::assertTrue($adapter->invalidateTags(['foo']));
+    }
 }

src/Symfony/Component/Config/CHANGELOG.md

@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+7.4
+---
+
+ * Add TagAwareAdapterInterface to NullAdapter
+
 7.3
 ---