Getting Started with PhantomJS电子书

Getting Started with PhantomJS

Table of Contents

Getting Started with PhantomJS

Credits

About the Author

About the Reviewers

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Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. Getting Started

Downloading PhantomJS

Building PhantomJS from source

Working with PhantomJS

PhantomJS JavaScript API

The Module API

The WebPage API

The System API

The FileSystem API

The WebServer API

The phantom object

The command-line arguments

The script argument

The debug option

The cookie-file option

Writing PhantomJS scripts

Summary

2. Manipulating Page Content

Opening a web page

Playing with DOM elements

Selecting elements

Simulating mouse clicks

PhantomJS event triggering

DOM event triggering

Working with form fields

Summary

3. Handling Events and Callbacks

Listening to page events

Page load events

When a resource is requested

Receiving a page resource

Two stages of the resource received event

Knowing when the URL changes

Capturing alert messages

Answering prompt messages

Responding to confirm pop ups - OK or Cancel

Performing user events

Keyboard events

Mouse events

Summary

4. Capturing Errors

Handling PhantomJS errors

Capturing page script errors

Anticipating the page loading error

Exiting with error codes

Summary

5. Grabbing Pages

Undocumented supported image format

Screenshot dimensions

Saving web pages as PDFs

Summary

6. Accessing Location-based Services

Checking a location based on IP address

Getting driving directions

Looking up for pizza delivery establishments

Summary

7. Working with Files

PhantomJS FileSystem API

Reading files

Checking for file existence

Opening the file

Closing the opened files

Writing files

Character encoding

Summary

8. Cookies

Reading cookies

Baking some cookies

Deleting cookies

Keeping cookies

Summary

9. External JavaScript

Modules

Using the object-oriented modules

Using third-party JavaScript libraries

Summary

10. Testing with PhantomJS

What is unit testing?

Unit testing with Jasmine

Downloading Jasmine

Test specs with Jasmine

The PhantomJS Jasmine runner

Summary

11. Maximizing PhantomJS

CasperJS

GhostDriver

Screenshots, web metrics, and more

Summary

Index