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Practical Test-Driven Development using C# 7

You're reading from Practical Test-Driven Development using C# 7 Unleash the power of TDD by implementing real world examples under .NET environment and JavaScript

Product type Paperback

Published in Feb 2018

Publisher

ISBN-13 9781788398787

Length 442 pages

Edition 1st Edition

Languages

C#

Tools

.NET

Concepts

Test Driven Development

Authors (2):

Callaway

Hunt

View More author details

Table of Contents (21) Chapters

Title Page

Packt Upsell

Foreword

Contributors

Preface

1. Why TDD is Important FREE CHAPTER

2. Setting Up the .NET Test Environment

3. Setting Up a JavaScript Environment

4. What to Know Before Getting Started

5. Tabula Rasa – Approaching an Application with TDD in Mind

6. Approaching the Problem

7. Test-Driving C# Applications

8. Abstract Away Problems

9. Testing JavaScript Applications

10. Exploring Integrations

11. Changes in Requirements

12. The Legacy Problem

13. Unraveling a Mess

14. A Better Foot Forward

1. Other Books You May Enjoy

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Index

Typical issues resulting from legacy code

There is a reason we fear working on legacy code. But, what is it that we fear when working on legacy code? It's not the code itself; the code cannot harm us. Instead, what we fear is hearing that we have introduced a bug. The most dreaded word that a developer can hear. A bug means that we have failed and that we will have to work on the legacy code again.

Exploring the types of issues we might run into while working on legacy code, we find several. Firstly, because we don't know the code, a change to one part might cause unintended side effects in a different part of the application. Another issue is the code could be over-optimized or written by someone who was trying to be clever when they wrote it. Lastly, tight coupling can make updating the code difficult.

Unintended side effects

With all the changes that push an application towards the legacy realm, often the methods or functions in the application will be used in unexpected places, far away...

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Authors (2)

Callaway

Callaway

John Callaway, a Microsoft MVP, has been a professional developer since 1999. He has focused primarily on web technologies and has experience with everything from PHP to C# to ReactJS to SignalR. Clean code and professionalism are particularly important to him, along with mentoring and teaching others what he has learned along the way.

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Hunt

Hunt

Clayton Hunt has been programming professionally since 2005, doing mostly web development with an emphasis on JavaScript and C#. He focuses on Software Craftsmanship and is a signatory of both the Agile Manifesto and the Software Craftsmanship manifesto. He believes that through short iterations and the careful gathering of requirements, we can deliver the highest quality and most value in the shortest time. He enjoys learning and encouraging others to continuously improve themselves.

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