public function testApply()
{
$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));
$this->state->expects($this->any())->method('getFilters')->will($this->returnValue([$this->filter]));
$this->filter->expects($this->once())->method('getFilter')->will($this->returnValue($this->abstractFilter));
$this->filter->expects($this->once())->method('getValueString')->will($this->returnValue('t'));
$this->abstractFilter->expects($this->once())->method('getRequestVar')->will($this->returnValue('t'));
$result = $this->model->apply();
$this->assertInstanceOf('\\Magento\\Catalog\\Model\\Layer', $result);
}
public function testGetItems()
{
$attributeCode = 'attributeCode';
$attributeValue = 'attributeValue';
$attributeLabel = 'attributeLabel';
$this->attribute->expects($this->once())->method('getAttributeCode')->will($this->returnValue($attributeCode));
$this->target->setAttributeModel($this->attribute);
$this->request->expects($this->once())->method('getParam')->with($attributeCode)->will($this->returnValue($attributeValue));
$this->frontend->expects($this->once())->method('getOption')->with($attributeValue)->will($this->returnValue($attributeLabel));
$filterItem = $this->createFilterItem(0, $attributeLabel, $attributeValue, 0);
$this->state->expects($this->once())->method('addFilter')->with($filterItem)->will($this->returnSelf());
$expectedFilterItems = [];
$result = $this->target->apply($this->request)->getItems();
$this->assertEquals($expectedFilterItems, $result);
}