public void delegate_is_a_type_wrapping_method_call()
{
TransformerDelegateDemo transformer = EquivalentTransformation;
// change variable value to fix test.
const string expectedDelegateType = "TransformerDelegateDemo";
Assert.Equal(expectedDelegateType, typeof(TransformerDelegateDemo).Name);
Assert.True(transformer is Delegate);
}
public void should_pass_delegate_instance_as_normal_variable()
{
TransformerDelegateDemo transformer = DoubleTransformation;
int actualResult = PassingDelegateAsArgument(transformer);
// change variable value to fix test.
const int expectedResult = 5;
Assert.Equal(expectedResult, actualResult);
}
public void should_call_original_method_when_invoking_delegate()
{
TransformerDelegateDemo transformer = EquivalentTransformation;
int transformResult = transformer(2);
// change variable value to fix test.
const int expectedResult = 2;
Assert.Equal(expectedResult, transformResult);
}
private static int PassingDelegateAsArgument(TransformerDelegateDemo transformer)
{
return(transformer(2) + 1);
}
private static int PassingDelegateAsArgument(TransformerDelegateDemo transformer)
{
return transformer(2) + 1;
}
