public void SetHandlerSuccessor_WhenSetSuccessorIsCalled()
{
var concreteHandlerOne = new ConcreteHandlerOne();
var concreteHandlerTwo = new ConcreteHandlerTwo();
concreteHandlerOne.SetSuccessor(concreteHandlerTwo);
concreteHandlerOne.Successor.Should().Be(concreteHandlerTwo);
}
public void ReturnOneForRequestsOfTypeOne_WhenHandleRequestIsCalled()
{
var requestType = 1;
var expectedConcreteHandlerNumber = 1;
var concreteHandlerOne = new ConcreteHandlerOne();
var handledBy = concreteHandlerOne.Handle(requestType);
handledBy.Should().Be(expectedConcreteHandlerNumber);
}
public void ReturnMinusOneIfSuccessorIsNotSet_WhenHandleRequestIsCalled()
{
var requestType = 2;
var expectedConcreteHandlerNumber = -1;
var concreteHandlerOne = new ConcreteHandlerOne();
var handledBy = concreteHandlerOne.Handle(requestType);
handledBy.Should().Be(expectedConcreteHandlerNumber);
}
public void ReturnTwoForRequestsOfTypeTwo_WhenHandleRequestIsCalled()
{
var requestType = 2;
var expectedConcreteHandlerNumber = 2;
var concreteHandlerOne = new ConcreteHandlerOne();
var concreteHandlerTwo = new ConcreteHandlerTwo();
concreteHandlerOne.SetSuccessor(concreteHandlerTwo);
var handledBy = concreteHandlerOne.Handle(requestType);
handledBy.Should().Be(expectedConcreteHandlerNumber);
}