Use short scalar casting.

module/VuFind/tests/unit-tests/src/VuFindTest/Cache/Storage/Adapter/NoCacheAdapterTest.php

@@ -52,6 +52,6 @@ class NoCacheAdapterTest extends PHPUnit_Framework_TestCase
     {
         $cache = new NoCacheAdapter();
         $cache->setItem('key', 'value');
-        $this->assertFalse((boolean)$cache->hasItem('key'));
+        $this->assertFalse((bool)$cache->hasItem('key'));
     }
 }

module/VuFindSearch/src/VuFindSearch/Backend/EIT/Connector.php

@@ -124,7 +124,7 @@ class Connector implements \Zend\Log\LoggerAwareInterface
         return [
             'docs' => $finalDocs,
             'offset' => $offset,
-            'total' => (integer)$xml->Hits
+            'total' => (int)$xml->Hits
         ];
     }
 
@@ -215,7 +215,7 @@ class Connector implements \Zend\Log\LoggerAwareInterface
         return [
             'docs' => $finalDocs,
             'offset' => 0,
-            'total' => (integer)$xml->Hits
+            'total' => (int)$xml->Hits
         ];
     }
 }