Add clear method to SimpleInMemoryStorage

Author: JulianVennen

src/Storage/SimpleInMemoryStorage.php

@@ -10,6 +10,15 @@ class SimpleInMemoryStorage implements StorageInterface
 {
     protected array $storage = [];
 
+    /**
+     * Clear the current storage, e.g. to clean up after a test
+     * @return void
+     */
+    public function clear(): void
+    {
+        $this->storage = [];
+    }
+
     public function putIf(string $key, string $value, ?string $previousValue, bool $returnNewValueOnFail = false): bool|string|null
     {
         $realValue = $this->get($key);

test/Storage/SimpleInMemoryStorageTest.php

@@ -93,6 +93,13 @@ public function testDeleteIfFailValue(?string $previousValue, ?string $realValue
         $this->assertEquals($realValue, $this->storage->deleteIf("key", $previousValue, true));
         $this->assertEquals($realValue, $this->storage->get("key"));
     }
+
+    public function testClear(): void
+    {
+        $this->assertTrue($this->storage->putIf("key", "value", null));
+        $this->storage->clear();
+        $this->assertNull($this->storage->get("key"));
+    }
 }
 
 class PublicSimpleInMemoryStorage extends SimpleInMemoryStorage