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Entity Framework 4.1: Expert's Cookbook by Tim Rayburn, Devlin Liles

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Improving query testing

One of the greatest benefits of well-defined abstractions in code is that we do not need to have an implementation before we begin to consume a component. The interface alone, in our case IQueryable<>, is sufficient to begin developing and testing the queries that we will use.

Getting ready

We will be using the NuGet package manager to install the Entity Framework 4.1 assemblies.

The package installer can be found at http://nuget.org.

We will also be using a database for connecting to and updating data.

Open the Improving Query Testing solution in the included source code examples.

How to do it...

Carry out the following steps in order to accomplish this recipe.

  1. We will start by adding a new unit test named QueryTests to the test ...

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