public function testUpdateServiceLevel()
{
$service_level = 'service_level';
$this->workflows->expects($this->once())->method('create')->with($this->equalTo('change_site_service_level'), $this->equalTo(['params' => compact('service_level')]))->willReturn($this->workflow);
$workflow = $this->model->updateServiceLevel($service_level);
$this->assertEquals($workflow, $this->workflow);
}