Add remaining project files (exclude ignored folders)

payment/midtrans/tests/integration/IntegrationTest.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Midtrans\integration;
+
+use Midtrans\Config;
+
+abstract class IntegrationTest extends \PHPUnit_Framework_TestCase
+{
+    public static function setUpBeforeClass()
+    {
+        Config::$serverKey = getenv('SERVER_KEY');
+        Config::$clientKey = getenv('CLIENT_KEY');
+        Config::$isProduction = false;
+    }
+
+    public function tearDown()
+    {
+        // One second interval to avoid throttle
+        sleep(1);
+    }
+}