public void AssertThatReflectionUtilityCanFindTypeInstancesWithSpecificAttribute()
{
// All classes with Letter attribute
var allTypesWithAttribute = new List <A>
{
new B(), new D()
};
var reflectionTypesOfAWithAttributeLetter = new List <A>();
reflectionTypesOfAWithAttributeLetter.AddRange(ReflectionTools
.GetAllInstancesOfTypeWithAttribute <A, LetterAttribute>());
Assert.AreEqual(2, reflectionTypesOfAWithAttributeLetter.Count);
for (var i = 0; i < allTypesWithAttribute.Count; i++)
{
Assert.IsTrue(reflectionTypesOfAWithAttributeLetter.Exists(x =>
x.GetType() == allTypesWithAttribute[i].GetType()));
}
}