Updated to use new Apex Mocks matcher feature

As per blog
https://andyinthecloud.com/2016/06/26/working-with-apex-mocks-matchers-a
nd-unit-of-work/

Author: afawcettffdc

fflib-sample-code/src/classes/OpportunitiesServiceTest.cls

@@ -50,19 +50,18 @@ private class OpportunitiesServiceTest
 		mocks.when(selectorMock.sObjectType()).thenReturn(Opportunity.SObjectType);
 		mocks.when(selectorMock.selectByIdWithProducts(testOppsSet)).thenReturn(testOppsList);
 		mocks.stopStubbing();
-		Decimal discountPercent = 10;
 		Application.UnitOfWork.setMock(uowMock);
 		Application.Domain.setMock(domainMock);
 		Application.Selector.setMock(selectorMock);
 
 		// When
-		OpportunitiesService.applyDiscounts(testOppsSet, discountPercent);
+		OpportunitiesService.applyDiscounts(testOppsSet, 10);
 
 		// Then
 		((IOpportunitiesSelector) 
 			mocks.verify(selectorMock)).selectByIdWithProducts(testOppsSet);
 		((IOpportunities) 
-			mocks.verify(domainMock)).applyDiscount(discountPercent, uowMock);
+			mocks.verify(domainMock)).applyDiscount(10, uowMock);
 		((fflib_ISObjectUnitOfWork) 
 			mocks.verify(uowMock, 1)).commitWork();
 	}

fflib-sample-code/src/classes/OpportunitiesTest.cls

@@ -55,8 +55,11 @@ private class OpportunitiesTest
 
 		// Then
 		((fflib_ISObjectUnitOfWork) 
-			mocks.verify(uowMock, 1)).registerDirty(opp);
-		System.assertEquals(900, opp.Amount);
+			mocks.verify(uowMock, 1)).registerDirty(
+				fflib_Match.sObjectWith(
+					new Map<SObjectField, Object>{ 
+						Opportunity.Id => opp.Id, 
+						Opportunity.Amount => 900} ));
 	}	
 
 	@IsTest