fix tests.

Author: makasim

GpsExtension.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Enqueue\Test;
+
+use Enqueue\Gps\GpsConnectionFactory;
+use Enqueue\Gps\GpsContext;
+
+trait GpsExtension
+{
+    private function buildGpsContext(): GpsContext
+    {
+        if (false == getenv('GPS_DSN')) {
+            throw new \PHPUnit_Framework_SkippedTestError('Functional tests are not allowed in this environment');
+        }
+
+        $config = getenv('GPS_DSN');
+
+        return (new GpsConnectionFactory($config))->createContext();
+    }
+}