Merge pull request #486 from stevoland/fix/mock-ff-evaluation

Add DdRum.addFeatureFlagEvaluation to jest mock

Author: louiszawadzki

packages/core/jest/mock.js

@@ -95,6 +95,9 @@ module.exports = {
             .fn()
             .mockImplementation(() => new Promise(resolve => resolve())),
         addTiming: jest
+            .fn()
+            .mockImplementation(() => new Promise(resolve => resolve())),
+        addFeatureFlagEvaluation: jest
             .fn()
             .mockImplementation(() => new Promise(resolve => resolve()))
     },