public void Assert_Decorator()
{
// The order should be like this (like unwrapping a present with the order of
// wrapping paper applied)
//
// Call MagicClassDecorator2
// Call MagicClassDecorator1
// Call MagicClass
// Return to MagicClassDecorator1
// Return to MagicClassDecorator2
// Arrange
_sut.Decorate <IMagicInterface>((r, inner) => new MagicClassDecorator1(inner));
_sut.Decorate <IMagicInterface>((r, inner) => new MagicClassDecorator2(inner));
// Act
var resolver = _sut.CreateResolver(true);
var magic = resolver.Resolve <IMagicInterface>();
// Assert
magic.Should().BeAssignableTo <MagicClassDecorator2>();
var magicClassDecorator2 = (MagicClassDecorator2)magic;
magicClassDecorator2.Inner.Should().BeAssignableTo <MagicClassDecorator1>();
var magicClassDecorator1 = (MagicClassDecorator1)magicClassDecorator2.Inner;
magicClassDecorator1.Inner.Should().BeAssignableTo <MagicClass>();
}
public void DecoratorWorks()
{
// Arrange
_sut.Register <IMagicInterface, MagicClass>();
_sut.Decorate <IMagicInterface>((r, inner) => new MagicClassDecorator1(inner));
_sut.Decorate <IMagicInterface>((r, inner) => new MagicClassDecorator2(inner));
// Act
var resolver = _sut.CreateResolver(true);
var magic = resolver.Resolve <IMagicInterface>();
// Assert
magic.Should().BeAssignableTo <MagicClassDecorator1>();
var magicClassDecorator1 = (MagicClassDecorator1)magic;
magicClassDecorator1.Inner.Should().BeAssignableTo <MagicClassDecorator2>();
var magicClassDecorator2 = (MagicClassDecorator2)magicClassDecorator1.Inner;
magicClassDecorator2.Inner.Should().BeAssignableTo <MagicClass>();
}