public function testGetAllIds()
 {
     $itemData = ['id' => 1];
     $ids = [1];
     $testItem = new \Magento\Framework\DataObject($itemData);
     $this->searchResultCollectionMock->expects($this->once())->method('getItems')->willReturn([$testItem]);
     $this->searchResultCollectionMock->expects($this->once())->method('getItemId')->with($testItem)->willReturn(1);
     $this->assertEquals($ids, $this->searchResultProcessor->getAllIds());
 }