public function testGetStateKey()
{
$stateKey = 'sk';
$this->registry->expects($this->once())->method('registry')->with($this->equalTo('current_category'))->will($this->returnValue($this->category));
$this->stateKeyGenerator->expects($this->once())->method('toString')->with($this->equalTo($this->category))->will($this->returnValue($stateKey));
$this->assertEquals($stateKey, $this->model->getStateKey());
}
