Toplan\PhpSms\Sms::cleanConfig PHP Method

    public static function cleanConfig()
    {
        self::config([], true);
    }

 public function testUpdateAgentConfig()
 {
     $agent = Sms::getAgent('Luosimao');
     $this->assertEquals('123', $agent->apikey);
     Sms::config('Luosimao', ['apikey' => '12345', 'data' => 'hello world']);
     $this->assertEquals('12345', $agent->apikey);
     $this->assertEquals('hello world', $agent->data);
     Sms::cleanConfig();
     $this->assertEquals(null, $agent->apikey);
     $this->assertEquals(null, $agent->data);
 }