Merge pull request #98 from OndraM/force-arg-separator

Force proper arg separator to avoid composing broken URLs

Author: dbu

CHANGELOG.md

@@ -6,6 +6,7 @@
 ### Fixed
 
 - Fix CurlCommandFormatter for binary request payloads
+- Fix QueryParam authentication to assemble proper URL regardless of PHP `arg_separator.output` directive
 
 
 ## 1.6.0 - 2017-07-05

src/Authentication/QueryParam.php

@@ -41,7 +41,7 @@ public function authenticate(RequestInterface $request)
 
         $params = array_merge($params, $this->params);
 
-        $query = http_build_query($params);
+        $query = http_build_query($params, null, '&');
 
         $uri = $uri->withQuery($query);