Tag Archives: unittest

Implement Interface as virtual methods

Posted on January 18, 2013 by erictummers

A best pratice in Object Oriented Programming is the use of Interfaces. When applied correctly it simplifies unit testing. But watch out for the pitfall of default implementation by Visual Studio. Below is an example how this can bite you. … Continue reading →

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AmbiguousMatchException on mock creation

Posted on December 12, 2012 by erictummers

See simple code below of ClassToTest with two public constructors with one parameter. My favorite mocking framework (Rhino Mocks) is unable to determine which constructor to use for mocking. The CreatePartialMock method throws an AmbiguousMatchException. The workaround for this is … Continue reading →

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Mobile building blocks

Posted on November 16, 2012 by erictummers

By using partial classes I can create libraries for every mobile platform that share a common interface. The component- / classdiagram below is a concept of this principle. The light yellow blocks are generic code and the purple blocks are … Continue reading →

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Run unit tests in 64-bit

Posted on November 12, 2012 by erictummers

Some unit tests fail since my “upgrade” to Windows 8 64 bit coming from a 32 bit installation. The exception is shown below System.BadImageFormatException: Could not load file or assembly ‘XXX SQLite’ or one of its dependencies. An attempt was … Continue reading →

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Installation of Tfs Express and why I love tfspreview.com

Posted on August 20, 2012 by erictummers

Pratice what you preach. My advice is to add unittests with codecoverage to your (daily) build and make sure it’s above the threshold. To pratice this I installed Tfs Express this weekend. The installation was straight forward next-next-finish. But then … Continue reading →

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