diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 3acb80b0..3b6d0c15 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -4,7 +4,7 @@ We love contributions from our community of users! This document explains our gu
 
 #### Environment setup
 
-0. Install Node.js (4 or newer) and npm (3 or newer).
+0. Install Node.js (6 or newer) and npm (3 or newer).
 1. Make a fork of Swagger-UI on GitHub, then clone your fork to your machine.
 2. Run `npm install` in your Swagger-UI directory.
 3. Run `npm run dev`. `localhost:3200` should open automatically.
diff --git a/test/components/object-model.js b/test/components/object-model.js
new file mode 100644
index 00000000..d926d04c
--- /dev/null
+++ b/test/components/object-model.js
@@ -0,0 +1,63 @@
+import React from "react"
+import expect from "expect"
+import { shallow } from "enzyme"
+import { fromJS } from "immutable"
+import ObjectModel from "components/object-model"
+import ModelExample from "components/model-example"
+import Immutable from "immutable"
+import Model from "components/model"
+import ModelCollapse from "components/model-collapse"
+import { inferSchema } from "corePlugins/samples/fn"
+
+describe("<ObjectModel />", function() {
+    const dummyComponent = () => null
+    const components = {
+      "JumpToPath" : dummyComponent,
+      "Markdown" : dummyComponent,
+      "Model" : Model,
+      "ModelCollapse" : ModelCollapse
+    }
+    const props = {
+      getComponent: c => components[c],
+      isRef : false,
+      schema: Immutable.fromJS(
+        {
+          "properties": {
+            // Note reverse order: c, b, a
+            c: {
+              type: "integer",
+              name: "c"
+            },
+            b: {
+              type: "boolean",
+              name: "b"
+            },
+            a: {
+              type: "string",
+              name: "a"
+            }
+          }
+        }
+      ),
+      specSelectors: {
+        isOAS3(){
+          return false
+        }
+      },
+      className: "for-test"
+    }
+    it("renders a collapsible header", function(){
+      const wrapper = shallow(<ObjectModel {...props}/>)
+      const renderedModelCollapse = wrapper.find(ModelCollapse)
+      expect(renderedModelCollapse.length).toEqual(1)
+    })
+
+    it("renders the object properties in order", function() {
+        const wrapper = shallow(<ObjectModel {...props}/>)
+        const renderedModel = wrapper.find(Model)
+        expect(renderedModel.length).toEqual(3)
+        expect(renderedModel.get(0).props.schema.get("name")).toEqual("c")
+        expect(renderedModel.get(1).props.schema.get("name")).toEqual("b")
+        expect(renderedModel.get(2).props.schema.get("name")).toEqual("a")
+    })
+})