public void TestSingleton()
{
var container = new CryoContainer();
container.RegisterSingleton <MainClass>();
container.RegisterAlias <IFirstInterface, MainClass>();
container.RegisterAlias <ISecondInterface, MainClass>();
var firstInterface = container.Resolve <IFirstInterface>();
var secondInterface = container.Resolve <ISecondInterface>();
var mainClass = container.Resolve <MainClass>();
Assert.AreSame(mainClass, firstInterface);
Assert.AreSame(mainClass, secondInterface);
}
public void TestInstance()
{
var instance = new MainClass();
var container = new CryoContainer();
container.RegisterInstance(instance);
container.RegisterAlias <IFirstInterface, MainClass>();
container.RegisterAlias <ISecondInterface, MainClass>();
var firstInterface = container.Resolve <IFirstInterface>();
var secondInterface = container.Resolve <ISecondInterface>();
Assert.AreSame(instance, firstInterface);
Assert.AreSame(instance, secondInterface);
}
public void TestNamedSingleton()
{
var container = new CryoContainer();
container.RegisterSingleton <MainClass>("MainClass");
container.RegisterAlias <IFirstInterface, MainClass>(null, "MainClass");
container.RegisterAlias <ISecondInterface, MainClass>();
var firstInterface = container.Resolve <IFirstInterface>();
var mainClass = container.ResolveByName <MainClass>("MainClass");
Assert.AreSame(mainClass, firstInterface);
try
{
container.Resolve <ISecondInterface>();
Assert.Fail("Expected CryoDI.ContainerException : Can't resolve type CryoDI.Tests.MainClass");
}
catch (ContainerException ex)
{
// expected CryoDI.ContainerException : Can't resolve type CryoDI.Tests.MainClass
}
}