simplify transaction name change test

Author: lobsterkatie

packages/core/test/lib/base.test.ts

@@ -1097,19 +1097,7 @@ describe('BaseClient', () => {
       const client = new TestClient(options);
 
       const transaction: Event = {
-        contexts: {
-          trace: {
-            op: 'pageload',
-            span_id: 'a3df84a60c2e4e76',
-            trace_id: '86f39e84263a4de99c326acab3bfe3bd',
-          },
-        },
-        environment: 'production',
-        event_id: '972f45b826a248bba98e990878a177e1',
-        spans: [],
-        start_timestamp: 1591603196.614865,
-        timestamp: 1591603196.728485,
-        transaction: 'initialName',
+        transaction: '/dogs/are/great',
         type: 'transaction',
         transaction_info: {
           source: 'url',
@@ -1120,12 +1108,12 @@ describe('BaseClient', () => {
 
       const scope = new Scope();
       scope.addEventProcessor(event => {
-        event.transaction = 'updatedName';
+        event.transaction = '/adopt/dont/shop';
         return event;
       });
 
       client.captureEvent(transaction, {}, scope);
-      expect(TestClient.instance!.event!.transaction).toEqual('updatedName');
+      expect(TestClient.instance!.event!.transaction).toEqual('/adopt/dont/shop');
       expect(TestClient.instance!.event!.transaction_info).toEqual({
         source: 'custom',
         changes: [