In xUnit and many other testing frameworks, assertion is the mean that we conduct our test. In other word we assert an expectation that something is true about a piece of code. There are many different types of assertion in xUnit that we can use. Normally assertions are based on different types of object, but …
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XUnit – Part 1: xUnit Packages and Writing Your First Unit Test
I one of my previous post I said I’m going to write a series of articles on xUnit. I’m going to start from the begging which is installing xUnit packages. I’m also going to explain a little about other frameworks that might be used with xUnit to complement it. In the future I’ll go in …
Using Google Indexing API With Google API Client Library for .NET
Normally websites get indexed by google automatically. There’s also sitemap to help us announce what should be crawled by google or certain pages exist on our website. For each update of our website the search engine crawlers from google visit our website and update their indexes with our pages information. But waiting for google bots …
Functional Programming in C#: A Brief Guide
Functional Programming and its concepts are becoming more important to software industry and data driven applications. But for us to be able to benefit from functional programming we don’t have to use a strictly functional language like Haskell for example. We can follow the principles and patterns of functional programming even in object oriented languages …
C# in parameter modifier
In version 7.2 of C# language, now we can pass an argument into a method without allowing the method to mutate the value. But the main reason this keyword is added to the language is not mutability. It was added for optimization and the need to pass a value type in a method by reference …
Moq: What’s Wrong With Using VerifyAll
There are some features in the isolation framework (Mocking framework) Moq which I see is used blindly. Most of the time it can which reduce test readability and maintainability. One of the worst offender in this regards is VerifyAll. In this post I’m going to elaborate why this method is so pernicious to readability and …
Stop Using Repository Pattern With an ORM
There a tendency in software developers to want to follow a specific formula. Whether it is adhering to a methodology like agile or using a specific design pattern. This happens so often that we have a specific term for it in our field called Cargo cult programming. In these situation a programmer don’t ask themselves …
TPL Dataflow Blocks: Post vs SendAsync
I was reading an excellent series of articles about TPL Dataflow from Jack Vanlightly the other day. He draw my attention to the difference between Post and SendAsync when we want to post something to a block. I wasn’t thinking about it much at the time. But as I progressed through my readings, I saw …
xUnit BeforeAfterTestAttribute: How to Run Code Before And After Test
Sometimes we need to run a piece of custom code before and after a test and set of tests. One example of this might be when we want to change the thread culture. In this case we change it before test start to run and restore it to its original after test is finished. One …
More Robust Asynchrony and Parallelism With TPL Dataflow ActionBlock
.In my previous post, I explained what TPL Dataflow is and when we should and shouldn’t use it. But I haven’t got into much detail about how it can help us solve real world scenarios. Since my last post, thanks to a comment on my previous post, I went though different Stackoverflow questions. I saw …