Add test for service option exporter

app/helpers.php

@@ -43,3 +43,31 @@ if (! function_exists('is_digit')) {
         return is_bool($value) ? false : ctype_digit(strval($value));
     }
 }
+
+if (! function_exists('object_get_strict')) {
+    /**
+     * Get an object using dot notation. An object key with a value of null is still considered valid
+     * and will not trigger the response of a default value (unlike object_get).
+     *
+     * @param object $object
+     * @param string $key
+     * @param null   $default
+     * @return mixed
+     */
+    function object_get_strict($object, $key, $default = null)
+    {
+        if (is_null($key) || trim($key) == '') {
+            return $object;
+        }
+
+        foreach (explode('.', $key) as $segment) {
+            if (! is_object($object) || ! property_exists($object, $segment)) {
+                return value($default);
+            }
+
+            $object = $object->{$segment};
+        }
+
+        return $object;
+    }
+}