When to Unit Test in F#


Note: This article has been excerpted from my upcoming book, Get Programming with F#. It provides an overview of different “levels” of unit testing, and how and where they’re appropriate in F#. We’ll also discuss different forms of unit testing practices, including test driven development (TDD), and finally see how to write simple unit tests … Continue reading When to Unit Test in F#

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Using wrappers to aid unit testing


As I alluded to about recently when blogging about JustMock, one of the most important attributes of unit tests has to be that they are readable; you can easily reason about them and see what they do. I also talking about Moq’s overly cumbersome and verbose approach to performing Setups on mocks – I rarely … Continue reading Using wrappers to aid unit testing

First experiences of Telerik’s JustMock


Problems with Moq Having migrated from Rhino Mocks over to Moq, I have found myself lately getting more and more frustrated with the verbosity of Moq for simple assertions. I present as exhibit one the GetPayroll method, called below. I want to assert that I call the Log method with the result of GetPayroll. So … Continue reading First experiences of Telerik’s JustMock

Why Entity Framework renders the Repository pattern obsolete?


A post here on a pattern I thought was obsolete yet I still see cropping up in projects using EF time and time again... What is a Repository? The repository pattern – to me – is just a form of data access gateway. We used it to provide both a form of abstraction above the … Continue reading Why Entity Framework renders the Repository pattern obsolete?

Call Counting when unit testing


I’ve been trying out the free version of TypeMock solator (TMI) recently – basically does the same sort of thing as Rhino Mocks / Moq i.e. mocking of interfaces and virtual methods. Although it’s undoubtedly not as common or popular as those two long-established free frameworks (yet), it has a very clean API, and thankfully … Continue reading Call Counting when unit testing

A few words on the growing popularity of Test Driven Development


TDD seems to be more and more a buzzword these days than years gone by, particularly in the .NET world. Every agent and potential employer seems to be interested in it. Yet I see more and more people that are chucking around the TDD word on their CVs / LinkedIn profiles and don’t even use … Continue reading A few words on the growing popularity of Test Driven Development