Archive for July, 2008

Data-Driven Unit Testing using Excel in Visual Studio

Published by
Mihailo Lalevic
at July 1, 2008 in .Net and Testing. 4 Comments

Data-Driven Unit Tests are very powerful but, it seems to me, rarely used feature in Visual Studio. Although they are not suitable in all situations they can be of a great help. Personally, I used them to drive testing of business rules. In one of the scenarios I had 9 parameters and they had about 900 possible combinations. I was able to cut the number of possible tests and I did so, but the point is that in some scenarios just typing in test data into source code is very laborious and error prone and can be easily avoided.
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