B2B-2255: "Currency" GraphQl query has no cache identity

Author: joanhe

app/code/Magento/DirectoryGraphQl/Model/Cache/Tag/Strategy/CurrencyConfig.php

@@ -7,8 +7,6 @@
 
 namespace Magento\DirectoryGraphQl\Model\Cache\Tag\Strategy;
 
-use Magento\CurrencySymbol\Model\System\Currencysymbol;
-use Magento\Directory\Model\Currency;
 use Magento\DirectoryGraphQl\Model\Resolver\Currency\Identity;
 use Magento\Framework\App\Cache\Tag\StrategyInterface;
 use Magento\Framework\App\Config\ValueInterface;
@@ -18,11 +16,14 @@
  */
 class CurrencyConfig implements StrategyInterface
 {
+    /**
+     * @var string[]
+     */
     private $currencyConfigPaths = [
-        Currency::XML_PATH_CURRENCY_BASE,
-        Currency::XML_PATH_CURRENCY_DEFAULT,
-        Currency::XML_PATH_CURRENCY_ALLOW,
-        Currencysymbol::XML_PATH_CUSTOM_CURRENCY_SYMBOL
+        'currency/options/base',
+        'currency/options/default',
+        'currency/options/allow',
+        'currency/options/customsymbol'
     ];
 
     /**
@@ -34,8 +35,7 @@ public function getTags($object): array
             throw new \InvalidArgumentException('Provided argument is not an object');
         }
 
-        if (
-            $object instanceof ValueInterface
+        if ($object instanceof ValueInterface
             && in_array($object->getPath(), $this->currencyConfigPaths)
             && $object->isValueChanged()
         ) {

app/code/Magento/DirectoryGraphQl/Model/Resolver/Currency/Identity.php

@@ -16,6 +16,10 @@ class Identity implements IdentityInterface
      */
     public const CACHE_TAG = 'gql_currency';
 
+    /**
+     * @inheritdoc
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
     public function getIdentities(array $resolvedData): array
     {
         return [self::CACHE_TAG];

app/code/Magento/DirectoryGraphQl/Plugin/Currency.php

@@ -36,6 +36,7 @@ public function __construct(ManagerInterface $eventManager)
      * @param CurrencyModel $subject
      * @param CurrencyModel $result
      * @return CurrencyModel
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     public function afterSaveRates(CurrencyModel $subject, CurrencyModel $result): CurrencyModel
     {