---
title: "TDD in .NET Day 3 Learnings"
url: "https://osherove.com/blog/2011/8/12/tdd-in-net-day-3-learnings.md"
canonical: "https://osherove.com/blog/2011/8/12/tdd-in-net-day-3-learnings.html"
published: "2011-08-12T15:23:05"
updated: "2011-08-12T15:23:05"
tags: []
author: "Roy Osherove"
description: "3rd day of TDD in .net in Oslo is over, and here are some of the subjects covered: Moq FakeitEasy Extract & Override refactoring Typemock Doing Test Reviews on other people's tests Approaching Legacy Code"
usage: "Licensed under CC BY 4.0 — reuse, quote and adapt with attribution (Roy Osherove, link to the original page)."
license: "https://creativecommons.org/licenses/by/4.0/"
---

# TDD in .NET Day 3 Learnings

By Roy Osherove August 12, 2011

**Historical article** · Originally published August 12, 2011; technical details may be outdated.

3rd day of TDD in .net in Oslo is over, and here are some of the subjects covered:

1. Moq
2. FakeitEasy
3. Extract & Override refactoring
4. Typemock
5. Doing Test Reviews on other people's tests
6. Approaching Legacy Code


---

## About the author

**Roy Osherove**: Senior Solutions Architect at AWS working on AI for production and AI-driven development; author of The Art of Unit Testing and Elastic Leadership, with about 20 years of consulting and training on unit testing, TDD, team leadership and continuous delivery.

### Sites

- [RobotPaper](https://robotpaper.ai/): This blog: AI patterns and anti-patterns, AI and coding agents, and engineering leadership.
- [osherove.com](https://osherove.com): Roy's personal site. Author of The Art of Unit Testing and Elastic Leadership; consulting and training on unit testing, TDD, team leadership and continuous delivery, plus about 20 years of blog posts.
- [The Art of Unit Testing](https://www.artofunittesting.com): The Art of Unit Testing, 3rd Edition (Manning): readable, maintainable, trustworthy unit tests, plus TDD workshops in C#, JavaScript, Java and Kotlin.
- [5whys.com](https://www.5whys.com): Roy's writing on software team leadership: self-organizing teams, surviving chaos, learning mode and the Elastic Leadership model.
- [Pipeline Driven](https://pipelinedriven.org): Continuous delivery and DevOps practices: build patterns, pipeline-friendly testing, DevOps metrics and enterprise DevOps.
- [Elastic Leadership](https://www.elasticleadership.com): Elastic Leadership, Roy's framework for software team leaders (survival, learning and self-organizing modes).

### Social

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- LinkedIn: https://www.linkedin.com/in/osherove/

### Contact

- Contact form: https://forms.gle/jQSx5KoXvrVA1JCK7

### License

Licensed under CC BY 4.0 — reuse, quote and adapt with attribution (Roy Osherove, link to the original page). License: https://creativecommons.org/licenses/by/4.0/