PhantomJS Cookbook电子书

PhantomJS Cookbook

Table of Contents

PhantomJS Cookbook

Credits

About the Author

About the Reviewers

www.PacktPub.com

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Why Subscribe?

Free Access for Packt account holders

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 with PhantomJS

Introduction

Installing PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Installing from Source

Launching the PhantomJS REPL

Getting ready

How to do it…

How it works…

Running a PhantomJS script

Getting ready

How to do it…

How it works…

There's more…

See also

Running a PhantomJS script with arguments

Getting ready

How to do it…

How it works…

There's more…

See also

Running PhantomJS with cookies

Getting ready

How to do it…

How it works…

See also

Running PhantomJS with a disk cache

Getting ready

How to do it…

How it works…

There's more…

disk-cache

max-disk-cache-size

Cache locations

See also

Running PhantomJS with a JSON configuration file

Getting ready

How to do it…

How it works…

There's more…

See also

Debugging a PhantomJS script

Getting ready

How to do it…

How it works…

There's more…

remote-debugger-port

remote-debugger-autorun

2. PhantomJS Core Modules

Introduction

Inspecting the version at runtime

Getting ready

How to do it…

How it works…

Managing cookies with the phantom object

Getting ready

How to do it…

How it works…

See also

Specifying a path for external scripts

Getting ready

How to do it…

How it works…

There's more…

phantom.libraryPath

phantom.injectJs

phantom.injectJs versus require

See also

Setting up a global PhantomJS error handler

Getting ready

How to do it…

How it works…

There's more…

onError parameters

See also

Controlling the exit status of a PhantomJS script

Getting ready

How to do it…

How it works…

There's more…

Type coercion with phantom.exit

Inspecting command-line arguments

Getting ready

How to do it…

How it works…

There's more…

Establishing a command-line convention

See also

Inspecting system environment variables

Getting ready

How to do it…

How it works…

There's more…

Saving a file from a PhantomJS script

Getting ready

How to do it…

How it works…

There's more…

exists

makeDirectory

isWritable

write

See also

Reading a file from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

changeWorkingDirectory

open

stream objects

atEnd

readLine

close

Other stream methods

See also

Creating a custom module for PhantomJS

Getting ready

How to do it…

How it works…

See also

Loading custom modules in PhantomJS

Getting ready

How to do it…

How it works…

See also

3. Working with webpage Objects

Introduction

Creating a web page instance in PhantomJS with the webpage module

Getting ready

How to do it…

How it works…

There's more…

The WebPage constructor

Opening a URL within PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Generating a POST request from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Inspecting page content from a PhantomJS script

Getting ready

How to do it…

How it works…

There's more…

Including external JavaScript on the page

Getting ready

How to do it…

How it works…

There's more…

includeJs

injectJs

See also

Recording debugger messages

Getting ready

How to do it…

How it works…

There's more…

See also

Simulating mouse clicks in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Simulating keyboard input in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Simulating scrolling in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Simulating mouse hovers in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Blocking CSS from downloading

Getting ready

How to do it…

How it works…

There's more…

onResourceRequested

onResourceReceived

See also

Causing images to fail randomly

Getting ready

How to do it…

How it works…

There's more…

onResourceError

See also

Submitting Ajax requests from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Working with WebSockets in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

4. Unit Testing with PhantomJS

Introduction

Running Jasmine unit tests with PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Using TerminalReporter for unit testing in PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Creating a Jasmine test runner for PhantomJS and every other browser

Getting ready

How to do it…

How it works…

See also

Running Jasmine unit tests with Grunt

Getting ready

How to do it…

How it works…

There's more…

See also

Watching your tests during development with Grunt

Getting ready

How to do it…

How it works…

There's more…

Running Jasmine unit tests with the Karma test runner

Getting ready

How to do it…

How it works…

There's more…

Generating code coverage reports with Istanbul and the Karma test runner

Getting ready

How to do it…

How it works…

There's more…

Running Jasmine unit tests with Karma and PhantomJS from WebStorm

Getting ready

How to do it…

How it works…

Running QUnit tests with PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Running Mocha unit tests with PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

5. Functional and End-to-end Testing with PhantomJS

Introduction

Running Selenium tests with PhantomJS and GhostDriver

Getting ready

How to do it…

How it works…

There's more…

Using WebdriverJS as a Selenium client for PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Adding Poltergeist to a Capybara suite

Getting ready

How to do it…

How it works…

Taking screenshots during tests with Poltergeist

Getting ready

How to do it…

How it works…

There's more…

See also

Simulating precise mouse clicks with Poltergeist

Getting ready

How to do it…

How it works…

There's more…

See also

Installing CasperJS

Getting ready

How to do it…

How it works…

There's more…

Interacting with web pages using CasperJS

Getting ready

How to do it…

How it works…

There's more…

See also

End-to-end testing with CasperJS

Getting ready

How to do it…

How it works…

There's more…

See also

Exporting test results from CasperJS in the XUnit format

Getting ready

How to do it…

How it works…

See also

Detecting visual regressions using PhantomCSS

Getting ready

How to do it…

How it works…

There's more…

See also

6. Network Monitoring and Performance Analysis

Introduction

Generating HAR files from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Listing CSS properties

Getting ready

How to do it…

How it works…

There's more…

See also

Generating an appcache manifest

Getting ready

How to do it…

How it works…

There's more…

Configuration options

See also

Executing a simple performance analysis

Getting ready

How to do it…

How it works…

There's more…

Configuration options

See also

Executing a detailed performance analysis

Getting ready

How to do it…

How it works…

There's more…

Information

Format

Ruleset

User agent

Viewport

Headers

CDNs

See also

Executing a YSlow performance analysis with a custom ruleset

Getting ready

How to do it…

How it works…

There's more…

See also

Automating performance analysis with YSlow and PhantomJS

Getting ready

How to do it…

How it works…

There's more…

Using TAP format

See also

7. Generating Images and Documents with PhantomJS

Introduction

Rendering images from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Saving images as Base64 from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Rendering and rasterizing SVGs from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

Generating clipped screenshots from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

CasperJS

See also

Saving a web page from PhantomJS as a PDF

Getting ready

How to do it…

How it works…

There's more…

webpage.paperSize

width and height

format

orientation

border

See also

Applying custom headers and footers to PDFs generated from PhantomJS

Getting ready

How to do it…

How it works…

There's more…

height

contents

See also

Testing responsive designs with PhantomJS

Getting ready

How to do it…

How it works…

There's more…

See also

8. Continuous Integration with PhantomJS

Introduction

Setting up PhantomJS in a CI environment

Getting ready

How to do it…

How it works…

There's more…

See also

Generating JUnit reports

Getting ready

How to do it…

How it works…

There's more…

See also

Generating TAP reports

Getting ready

How to do it…

How it works…

See also

Setting up a fully covered project in CI with PhantomJS

Getting ready

How to do it…

How it works…

See also

Index