Using webpage test : web performance testing for novices and power users (eBook, 2016) []
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Using webpage test : web performance testing for novices and power users

Author: Rick Viscomi; Andy Davies; Marcel Duran
Publisher: Beijing : O'Reilly Media, [2016] ©2016
Edition/Format:   eBook : Document : EnglishView all editions and formats

Learn basic and advanced uses of WebPagetest, the performance measurement tool for optimizing websites. This practical guide shows users new to this tool how run tests and interpret results, and  Read more...


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Genre/Form: Electronic books
Additional Physical Format: (OCoLC)881657220
Material Type: Document, Internet resource
Document Type: Internet Resource, Computer File
All Authors / Contributors: Rick Viscomi; Andy Davies; Marcel Duran
ISBN: 9781491902813 1491902817 9781491902783 1491902787
OCLC Number: 924713820
Notes: Includes index.
Description: 1 online resource.
Contents: Copyright; Table of Contents; Foreword; Preface; Who Should Read This Book; A Word on Web Performance Today; Navigating This Book; Conventions Used in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Part I. Basic Use Cases; Chapter 1. How Fast Is My Page?; Measure What Matters; Synthetic Versus RUM; Chapter 2. What's Slowing Down My Page?; Running a Simple Test; Reading a Waterfall; Waterfall Slope; Connection View; Common Anti-Patterns; WebPageTest Grades; First-Byte Time; Keep-Alive Enabled; Compress Transfer; Compress Images; Progressive JPEGs. Cache Static ContentEffective Use of CDNs; Chapter 3. Cache Optimization; Enabling Repeat View; Analyzing Cachability; Heuristic Caching; Chapter 4. Comparing Tests; Perceived Performance; Capture Video; Filmstrip and Video; Speed Index; Summary of Part I; Part II. Intermediate Use Cases; Chapter 5. Simulating Real Users; Identifying Demographics; Popular Pages; Device and Browser; Geographic Location; Connection Speed; Chapter 6. Mobile Testing; Desktop Emulation; Traffic Shaping; Native Devices; Chapter 7. Scripting Preconditions; Flow View; logData and navigate; Authentication. HTTP Basic AuthenticationDOM Manipulation; Setting Cookies; Chapter 8. SPOF Testing; Black-Hole Rerouting; setDns; SPOF Tab; Blocking Requests; Part III. Advanced Use Cases; Chapter 9. WebPageTest API; Getting Started; Requesting a Key; Running Tests; Simple Example Test; Advanced Example Test; Reading the Results; Polling Test Results; Pingback Test Results; Reading Beyond Results; Chapter 10. Continuous Integration; Node.js Wrapper; Installing the WebPageTest Node.js Wrapper; Choosing Your WebPageTest Server; Specifying the API Key; Running the Tests and Reading the Results; RESTful Proxy. Asserting Metrics from Test ResultsJSON Test Specs; Defining Assertion Comparison; Setting Default Operations and Labels; Available Output Text Template Tags; Available Assertion Operations; Overriding Labels; Specifying Test Reporter; Test Specs Examples; Jenkins Integration; Configuring Jenkins; Travis-CI Integration; Configuring Travis-CI; Chapter 11. Private Instances; How Does WebPageTest Work?; Using the Preconfigured AWS AMI; Create an AWS User with Relevant Permissions; Configure and Launch the AWS Instance; Creating Your Own Local Installation; Desktop Test Agents; Mobile Test Agents. Install AgentAdd iOS Devices; Bandwidth Shaping; Remote Test Agents; Private-Instance-Only Features; Bulk Test; Custom Metrics; Day-to-Day Management; Monitoring Queues and Test Agents; Archiving Old Tests; Updating an Instance; Troubleshooting; Contributing Changes to WebPageTest; Appendix A. API Input/Output Reference Guide; Examples of Test Results; When Test Is Not Complete; When Test Is Complete; Details of Test Results; Details of Requests In Test Results; API; Locations; Test; Status; Cancel; Results; Testers; HAR; Chrome Developer Tools Timeline; Test History; Response Body; Waterfall.
Responsibility: Rick Viscomi, Andy Davies & Marcel Duran.


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