STRATCONN-6743 - [Facebook CAPI] - refactor FB CAPI Actions part 3 (#3723)

* STRATCONN-6743 - [Facebook CAPI] - refactor for pageView Actions part 3

* Update packages/destination-actions/src/destinations/facebook-conversions-api/__tests__/purchase.test.ts

Co-authored-by: Copilot <[email protected]>

* Update packages/destination-actions/src/destinations/facebook-conversions-api/__tests__/viewContent2.test.ts

Co-authored-by: Copilot <[email protected]>

* Update packages/destination-actions/src/destinations/facebook-conversions-api/__tests__/purchase2.test.ts

Co-authored-by: Copilot <[email protected]>

* extra validation for purchase to reject empty currency values

* fixing breaking test

* Update packages/destination-actions/src/destinations/facebook-conversions-api/shared/functions.ts

Co-authored-by: Copilot <[email protected]>

* correcing name of pre-existing unit test

---------

Co-authored-by: Copilot <[email protected]>

Author: joe-ayoub-segment

packages/destination-actions/src/destinations/facebook-conversions-api/__tests__/purchase.test.ts

@@ -25,7 +25,7 @@ describe('FacebookConversionsApi', () => {
         event_time: '1631210000'
       } as any
 
-      expect(() => validate(payload, EventType.Purchase)).toThrow('Must include at least one user data property')
+      expect(() => validate(payload, EventType.AddToCart)).toThrow('Must include at least one user data property')
     })
 
     it('should throw when action_source is website but client_user_agent is missing', () => {