template/JsonTransformStrategy: Do not stringify objects used for sections

This matches the behavior for arrays used for sections.

Author: mstokes-f5

lib/template.js

@@ -130,7 +130,9 @@ function JsonTransformStrategy(schema, value) {
         if (!value) {
             return JSON.stringify({});
         }
-        return JSON.stringify(value);
+        if (!schema.skip_xform) {
+            return JSON.stringify(value);
+        }
     }
 
     if (schema.format === 'text' && value) {
@@ -471,6 +473,7 @@ class Template {
                     }
                 } else if (defType === 'object') {
                     Object.assign(newDef, items);
+                    newDef.skip_xform = true;
                 } else if (!asBool) {
                     throw new Error(`unsupported type for section "${defName}": ${defType}`);
                 }

test/template.js

@@ -546,6 +546,28 @@ describe('Template class tests', function () {
                 assert.strictEqual(tmpl.render(view), reference);
             });
     });
+    it('render_section_as_object', function () {
+        const ymldata = `
+            contentType: application/json
+            definitions:
+                obj:
+                    type: object
+            template: |-
+                {{#obj}}{ "prop": {{prop}}}{{/obj}}
+        `;
+        const parameters = {
+            obj: {
+                prop: 'foo'
+            }
+        };
+        const reference = '{\n  "prop": "foo"\n}';
+
+        return Template.loadYaml(ymldata)
+            .then((tmpl) => {
+                console.log(tmpl.getParametersSchema());
+                assert.strictEqual(tmpl.render(parameters), reference);
+            });
+    });
     it('render_section_with_partial', function () {
         const ymldata = `
             parameters: