diff --git a/public/docs/ts/latest/guide/testing.jade b/public/docs/ts/latest/guide/testing.jade
index 55deef0495..d688d48ced 100644
--- a/public/docs/ts/latest/guide/testing.jade
+++ b/public/docs/ts/latest/guide/testing.jade
@@ -18,7 +18,6 @@ a#top
[在线例子](#live-examples "本章这些测试的在线例子")
-
* [Introduction to Angular testing](#testing-intro)
[Angular测试简介](#testing-intro)
@@ -40,25 +39,23 @@ a#top
[第一个Karma测试](#1st-karma-test)
-
- * [Run with karma](#run-karma)
-
- [运行Karma](#run-karma)
-
- * [Test debugging](#test-debugging)
-
- [调试测试代码](#test-debugging)
-
- * [Try the live example](#live-karma-example)
-
- [试用在线例子](#live-karma-example)
-
+ * [Run with karma](#run-karma)
+
+ [运行Karma](#run-karma)
+
+ * [Test debugging](#test-debugging)
+
+ [调试测试代码](#test-debugging)
+
+ * [Try the live example](#live-karma-example)
+
+ [试用在线例子](#live-karma-example)
+
* [Test a component](#simple-component-test)
[测试一个组件](#simple-component-test)
-
* [_TestBed_](#testbed)
* [_createComponent_](#create-component)
@@ -88,7 +85,6 @@ a#top
[测试带有外部模板的组件](#component-with-external-template)
-
* [The first asynchronous _beforeEach_](#async-in-before-each)
[第一处异步代码：_beforeEach_](#async-in-before-each)
@@ -112,7 +108,6 @@ a#top
[测试依赖服务的组件](#component-with-dependency)
-
* [Provide service test doubles](#service-test-doubles)
[测试复制品](#service-test-doubles)
@@ -136,7 +131,6 @@ a#top
[测试带有异步服务的组件](#component-with-async-service)
-
* [Spying on the real service](#service-spy)
[监听真实的服务](#service-spy)
@@ -165,7 +159,6 @@ a#top
[测试带有输入属性和输出属性的组件](#component-with-input-output)
-
* [Test _DashboardHeroComponent_ stand-alone](#dashboard-standalone)
[单独测试`DashboardHeroComponent`](#dashboard-standalone)
@@ -176,12 +169,10 @@ a#top
[在宿主组件中测试组件](#component-inside-test-host)
-
* [Test a routed component](#routed-component)
[测试路由组件](#routed-component)
-
* [The _inject_ helper function](#inject)
[`inject`助手函数](#inject)
@@ -198,7 +189,6 @@ a#top
[使用`Observable`测试桩进行测试](#tests-w-observable-double)
-
* [Use a _page_ object to simplify setup](#page-object)
[使用`page`对象来简化设置](#page-object)
@@ -211,12 +201,10 @@ a#top
[导入特性模块](#feature-module-import)
-
* [Override a component's providers](#component-override)
[改写（Override）组件的提供商](#component-override)
-
* [The _overrideComponent_ method](#override-component-method)
[`overrideComponent`方法](#override-component-method)
@@ -238,7 +226,6 @@ a#top
[测试`RouterOutlet`组件](#router-outlet-component)
-
* [Stubbing unneeded components](#stub-component)
[模拟不需要的组件](#stub-component)
@@ -260,17 +247,14 @@ a#top
[使用`NO\_ERRORS\_SCHEMA`进行 "浅组件测试" ](#shallow-component-test)
-
* [Test an attribute directive](#attribute-directive)
[测试属性型指令](#attribute-directive)
-
* [Isolated unit tests](#isolated-unit-tests "Unit testing without the Angular testing utilities")
[独立的单元测试](#isolated-unit-tests "不使用Angular测试工具集的单元测试方式")
-
* [Services](#isolated-service-tests)
[服务](#isolated-service-tests)
@@ -296,7 +280,6 @@ a#top
[Angular单元测试工具类 API ](#atu-apis)
-
* [_TestBed_ class summary](#testbed-class-summary)
[`TestBed`总结](#testbed-class-summary)
@@ -322,7 +305,6 @@ a#top
[测试环境设置所需的文件](#setup-files)
-
* [npm packages](#npm-packages)
[npm包](#npm-packages)
@@ -493,9 +475,13 @@ table(width="100%")
a#setup
:marked
### Setup
+
+ ### 环境设置
There are two fast paths to getting started with unit testing.
+ 要开始单元测试，有两条捷径：
+
1. Start a new project following the instructions in [Setup](setup.html "Setup").
遵循[环境设置](setup.html "环境设置")中给出的步骤开始一个新项目。
@@ -514,10 +500,15 @@ a#setup
In this guide, the application and its tests are based on the [setup instructions](setup.html "Setup").
For a discussion of the unit testing setup files, [see below](#setup-files).
+
+ 本章中，该应用及其测试都是基于[环境设置步骤](setup.html "Setup")的。
+ 对单元测试的环境设置文件的讨论，[参见后面](#setup-files)。
a#isolated-v-testing-utilities
:marked
### Isolated unit tests vs. the Angular testing utilites
+
+ ### 独立单元测试 vs. Angular测试工具集
[Isolated unit tests](#isolated-unit-tests "Unit testing without the Angular testing utilities")
examine an instance of a class all by itself without any dependence on Angular or any injected values.