public void GivenChain_ThenSequenceIsCorrect()
{
var provider = BuildServiceProvider();
var link = provider.GetRequiredService <IMyLink>();
var links = ChainInspector.UnfoldChain(link);
links.Should()
.NotBeEmpty()
.And.HaveCount(3);
links.ElementAt(0).Should().BeOfType(typeof(MyLink1));
links.ElementAt(1).Should().BeOfType(typeof(MyLink2));
links.ElementAt(2).Should().BeOfType(typeof(MyLink3));
}
public void GivenChain_ThenLinksAreTransient()
{
var provider = BuildServiceProvider();
var link1 = provider.GetRequiredService <IMyLink>();
var link2 = provider.GetRequiredService <IMyLink>();
var links = new List <IMyLink>();
links.AddRange(ChainInspector.UnfoldChain(link1));
links.AddRange(ChainInspector.UnfoldChain(link2));
var uniqueLinks = links.Select(x => x.GetHashCode());
uniqueLinks.Count().Should().Be(links.Count);
}
public void GivenChain_WhenDefault_ThenSequenceIsCorrect()
{
var provider = BuildServiceProvider();
var factory = provider.GetRequiredService <MyLinkFactory>();
var link = factory.Initialize("SINGLE");
var links = ChainInspector.UnfoldChain(link);
links.Should()
.NotBeEmpty()
.And.HaveCount(3);
links.ElementAt(0).Should().BeOfType(typeof(MyLink1));
links.ElementAt(1).Should().BeOfType(typeof(MyLink2));
links.ElementAt(2).Should().BeOfType(typeof(MyLink3));
}
public void GivenChain_ThenSequenceIsCorrect()
{
IChainLink <MyRequest, MyResponse> myLink1 = new MyLink1(false);
IChainLink <MyRequest, MyResponse> myLink2 = new MyLink2(false);
IChainLink <MyRequest, MyResponse> myLink3 = new MyLink3(false);
var link = ChainFactory <MyRequest, MyResponse>
.Initialize()
.StartWith(myLink1)
.FollowedBy(myLink2)
.FollowedBy(myLink3)
.Build();
var links = ChainInspector.UnfoldChain(link);
links.Should()
.NotBeEmpty()
.And.HaveCount(3)
.And.ContainInOrder(new[] { myLink1, myLink2, myLink3 });
}