public function testGetAll()
 {
     $models = Config::find()->asArray(true)->all();
     $this->assertEquals(count($models), 5, '5 items in map');
     $this->assertEquals(count(Config::getMap()), 5, '5 items in map');
     Config::clearMap();
     $this->assertEquals(count(Config::getMap()), 0, '0 items in map');
 }