sqlite to tests

Author: Renato Marinho

config/database.php

@@ -64,20 +64,12 @@
 
     'connections' => [
 
-        'testing' => [
-            'driver' => 'mysql',
-            'host' => env('DB_HOST', 'localhost'),
-            'port' => env('DB_PORT', '3306'),
-            'database' => env('DB_DATABASE'),
-            'username' => env('DB_USERNAME'),
-            'password' => env('DB_PASSWORD'),
-            'charset' => 'utf8',
-            'collation' => 'utf8_unicode_ci',
+        'sqlite' => [
+            'driver' => 'sqlite',
+            'database' => ':memory:',
             'prefix' => '',
-            'strict' => true,
-            'engine' => null,
         ],
-
+        
         'mysql' => [
             'driver' => 'mysql',
             'host' => env('DB_HOST', 'localhost'),