first commit

environments/dev/common/config/test-local.php

@@ -0,0 +1,13 @@
+<?php
+return yii\helpers\ArrayHelper::merge(
+    require __DIR__ . '/main.php',
+    require __DIR__ . '/main-local.php',
+    require __DIR__ . '/test.php',
+    [
+        'components' => [
+            'db' => [
+                'dsn' => 'mysql:host=localhost;dbname=yii2advanced_test',
+            ]
+        ],
+    ]
+);