public function getMockProductUomService()
 {
     $uom = new \SpeckCatalog\Model\ProductUom();
     $uom->setPrice(99);
     $productUomService = $this->getMock('\\SpeckCatalog\\Service\\ProductUom');
     $productUomService->expects($this->once())->method('find')->will($this->returnValue($uom));
     return $productUomService;
 }