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Software Test Design

You're reading from   Software Test Design Write comprehensive test plans to uncover critical bugs in web, desktop, and mobile apps

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Product type Paperback
Published in Dec 2022
Publisher Packt
ISBN-13 9781804612569
Length 426 pages
Edition 1st Edition
Concepts
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Author (1):
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Simon Amey Simon Amey
Author Profile Icon Simon Amey
Simon Amey
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Table of Contents (21) Chapters Close

Preface 1. Part 1 – Preparing to Test
2. Chapter 1: Making the Most of Exploratory Testing FREE CHAPTER 3. Chapter 2: Writing Great Feature Specifications 4. Chapter 3: How to Run Successful Specification Reviews 5. Chapter 4: Test Types, Cases, and Environments 6. Part 2 – Functional Testing
7. Chapter 5: Black-Box Functional Testing 8. Chapter 6: White-Box Functional Testing 9. Chapter 7: Testing of Error Cases 10. Chapter 8: User Experience Testing 11. Chapter 9: Security Testing 12. Chapter 10: Maintainability 13. Part 3 – Non-Functional Testing
14. Chapter 11: Destructive Testing 15. Chapter 12: Load Testing 16. Chapter 13: Stress Testing 17. Conclusion
18. Index 19. Other Books You May Enjoy Appendix – Example Feature Specification

Chaos engineering

While it’s good to think through which combinations of systems and services you can disable and restart, there is always the possibility that you have missed something. For confidence in your application’s resilience, you can implement Chaos Monkey to automatically cause failures throughout your system.

This idea was made famous by Netflix, which introduced a program called Chaos Monkey to deliberately disable parts of their system. The best way to ensure you are resilient to any outage and can recover from it is by routinely doing it for real. Recall the options listed in the Classes of redundancy section:

Figure 11.7 – Different failover strategies at different application layers

The gateways represent systems that run in live-standby mode, with only a single server taking traffic, but a backup ready to come online. The core servers run live-live, with both taking traffic, and the database is also live-standby, but...

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