Code Contracts & Pex: Assertions and Assumptions for Expressive Tests

Howdy people, Me again with some more information of how both Code Contracts and Pex can be used together to write expressive tests (while still specifying a (partial) specification of the code). In the course of this article wel’ll also cover Assertions and Assumptions. In order to point out only the necessary topics, let’s introduce [...]

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Pex: Parametrized Unit Tests and their Customization

Hello, You might already guess it: Pex won’t let me go, and so I’d like to explain in short a few of Pex’ concepts. 1.1 Code Coverage Pex is an abbreviation for Program Exploration. You guessed it: Nomen est omen. It analyzes the branches (if, then, else, etc…) of control flow and tries to cover [...]

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First steps with PEX: Automated White box Testing for .NET

Hello folks, It’s me again. During the last days I found an interesting new framework: Pex. On the Microsoft’s research labs’ page, it is summarized as follows: Right from the Visual Studio code editor, Pex finds interesting input-output values of your methods, which you can save as a small test suite with high code coverage. [...]

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