Handle case of nested fields in embedReducerWithLink in tests

lib/query/testing/bootstrap/authors/links.js

@@ -95,10 +95,17 @@ Authors.addReducers({
                 authorCached: {
                     name: 1,
                 },
+                metadata: {
+                    keywords: 1
+                },
             }
         },
         reduce(object) {
-            return _.first(object.posts).authorCached.name + ' - 2';
+            const firstPost = _.first(object.posts);
+            return {
+                author: firstPost.authorCached,
+                metadata: {...firstPost.metadata},
+            };
         }
     }
 });

lib/query/testing/bootstrap/fixtures.js

@@ -53,6 +53,9 @@ _.each(authors, (author) => {
     _.each(_.range(POST_PER_USER), (idx) => {
         let post = {
             title: `User Post - ${idx}`,
+            metadata: {
+                keywords: _.sample(TAGS, _.random(1, 2)),
+            },
             createdAt: new Date(),
         };
 

lib/query/testing/reducers.server.test.js

@@ -254,8 +254,8 @@ describe('Reducers', function() {
          * Both commentsReducers use Posts link on Authors collection and both use denormalized authorCached link
          * inside the Posts.
          *
-         * This necessitates the use of embedReducerWithLink() function while creating reducers
-         * which was failing for denormalized fields.
+         * This necessitates the use of embedReducerWithLink() function while creating reducers,
+         * which was failing for denormalized fields and also for nested fields.
          */
         const query = createQuery({
             authors: {
@@ -265,7 +265,17 @@ describe('Reducers', function() {
         });
 
         const data = query.fetch();
+
         assert.isTrue(data.length > 0);
+        data.forEach(author => {
+            // check if nested denormalized links are working
+            assert.isObject(author.commentsReducer2.author);
+            assert.isTrue(author.commentsReducer2.author.name.startsWith('Author'));
+
+            // check if nested fields are working
+            assert.isObject(author.commentsReducer2.metadata);
+            assert.isTrue(author.commentsReducer2.metadata.keywords.length > 0);
+        });
     });
 
     it('Should allow non-existent nested fields while cleaning', function() {