diff --git a/tests/_bootstrap.php b/tests/_bootstrap.php
new file mode 100644
index 0000000..ddfb93f
--- /dev/null
+++ b/tests/_bootstrap.php
@@ -0,0 +1,24 @@
+<?php
+// This is global bootstrap for autoloading
+date_default_timezone_set('Europe/Paris');
+
+// ensure we get report on all possible php errors
+error_reporting(E_ALL);
+define('YII_ENABLE_ERROR_HANDLER', false);
+define('YII_DEBUG', true);
+$_SERVER['SCRIPT_NAME'] = '/' . __DIR__;
+$_SERVER['SCRIPT_FILENAME'] = __FILE__;
+require_once(__DIR__ . '/../vendor/autoload.php');
+require_once(__DIR__ . '/../vendor/yiisoft/yii2/Yii.php');
+
+define('MAILJET_FROM', '<sender>');
+define('MAILJET_KEY', '<key>');
+define('MAILJET_SECRET', '<secret>');
+define('MAILJET_TO', '<target>');
+define('MAILJET_TEMPLATE', 218932);
+
+define('MAILJET_TEST_SEND', false);
+
+
+Yii::setAlias('@tests/unit', __DIR__ . '/unit');
+Yii::setAlias('@sweelix/mailjet', dirname(__DIR__) .'/src');
\ No newline at end of file