fix: automatically add fieldsToFlatten property for mongoose projec…

…ts to the generated files (#212)

src/services/dumper/templates/app/forest/collection.hbs

@@ -9,4 +9,5 @@ collection('{{ table }}', {
   actions: [],
   fields: [],
   segments: [],
+  {{#if isMongoDB }}fieldsToFlatten: [],{{/if}}
 });

test/services/analyzer/dumper-mongo.test.js

@@ -220,4 +220,19 @@ describe('services > dumper > MongoDB', () => {
       cleanOutput();
     });
   });
+
+  describe('/forest folder', () => {
+    it('should add `fieldsToFlatten` property in the generated file', async () => {
+      expect.assertions(1);
+
+      const context = buildContext();
+      const dumper = getDumper(context);
+      await dumper.dump(simpleModel, CONFIG);
+      const generatedFile = fs.readFileSync(`${appRoot}/test-output/mongo/forest/films.js`, 'utf8');
+      const expectedFile = fs.readFileSync(`${__dirname}/expected/mongo/dumper-output/forest-simple.expected.js`, 'utf8');
+
+      expect(generatedFile).toStrictEqual(expectedFile);
+      cleanOutput();
+    });
+  });
 });

test/services/analyzer/expected/mongo/dumper-output/forest-simple.expected.js

@@ -0,0 +1,13 @@
+const { collection } = require('forest-express-mongoose');
+
+// This file allows you to add to your Forest UI:
+// - Smart actions: https://docs.forestadmin.com/documentation/reference-guide/actions/create-and-manage-smart-actions
+// - Smart fields: https://docs.forestadmin.com/documentation/reference-guide/fields/create-and-manage-smart-fields
+// - Smart relationships: https://docs.forestadmin.com/documentation/reference-guide/relationships/create-a-smart-relationship
+// - Smart segments: https://docs.forestadmin.com/documentation/reference-guide/segments/smart-segments
+collection('films', {
+  actions: [],
+  fields: [],
+  segments: [],
+  fieldsToFlatten: [],
+});