feat: local tests using sqlite

DB_CONNECTION=sqlite DB_DATABASE=:memory: ./vendor/bin/phpunit

Author: feistiny

src/Grid/Model.php

@@ -539,7 +539,7 @@ protected function setSort()
                 $explodedCols = explode('.', $this->sort['column']);
                 $col = array_shift($explodedCols);
                 $parts = implode('.', $explodedCols);
-                $columnName = "{$col}->>'$.{$parts}'";
+                $columnName = "JSON_EXTRACT({$col}, '$.{$parts}')";
             }
 
             // get column. if contains "cast", set set column as cast

tests/TestCase.php

@@ -37,7 +37,7 @@ protected function setUp(): void
 
         $adminConfig = require __DIR__.'/config/admin.php';
 
-        $this->app['config']->set('database.default', 'mysql');
+        $this->app['config']->set('database.default', env('DB_CONNECTION', 'mysql'));
         $this->app['config']->set('database.connections.mysql.host', env('MYSQL_HOST', 'localhost'));
         $this->app['config']->set('database.connections.mysql.database', env('MYSQL_DATABASE', 'laravel_admin_test'));
         $this->app['config']->set('database.connections.mysql.username', env('MYSQL_USER', 'root'));