diff --git a/tests/helpers.php b/tests/helpers.php
index 23405e8..15c8b03 100644
--- a/tests/helpers.php
+++ b/tests/helpers.php
@@ -1,5 +1,10 @@
 <?php
 
+use GuzzleHttp\Client;
+use GuzzleHttp\HandlerStack;
+use GuzzleHttp\Psr7\Response;
+use GuzzleHttp\Handler\MockHandler;
+
 if (!function_exists('dd')) {
     /**
      * @param array ...$args
@@ -10,4 +15,21 @@ function dd(...$args)
 
         die();
     }
+}
+
+if (!function_exists('mock_handler')) {
+    /**
+     * @param $stub
+     *
+     * @return \GuzzleHttp\Client
+     */
+    function mock_handler($stub)
+    {
+        $mock = new MockHandler([
+            new Response(200, [], $stub)
+        ]);
+        $handler = HandlerStack::create($mock);
+
+        return new Client(['handler' => $handler]);
+    }
 }
\ No newline at end of file