Apply suggestions from code review

Co-authored-by: Robert Ing <ring@mparticle.com>

Author: alexs-mparticle

test/src/tests.js

@@ -1853,7 +1853,7 @@ describe('Rokt Forwarder', () => {
     });
 
     describe('#parseSettingsString', () => {
-        it('should parse a settings string', () => {
+        it('should parse null values in a settings string appropriately', () => {
             const settingsString =
                 '[{"jsmap":null,"map":"f.name","maptype":"UserAttributeClass.Name","value":"firstname"},{"jsmap":null,"map":"last_name","maptype":"UserAttributeClass.Name","value":"lastname"}]';
 
@@ -1875,7 +1875,7 @@ describe('Rokt Forwarder', () => {
                 ]);
         });
 
-        it('should parse a settings string with a stringified number value correctly', () => {
+        it('should convert jmap and map number values to stringified numbers when parsed', () => {
             const settingsString =
                 '[{"jsmap":"-1484452948","map":"-5208850776883573773","maptype":"EventClass.Id","value":"abc"},{"jsmap":"1838502119","map":"1324617889422969328","maptype":"EventClass.Id","value":"bcd"},{"jsmap":"-355458063","map":"5878452521714063084","maptype":"EventClass.Id","value":"card_viewed_test"}]';