public void TestHelloNonGenericServiceDecoratorNoInterface()
{
var services = new ServiceCollection();
services.AddInstance<IHelloService>(new HelloService());
services.AddSingleton<IHelloService>(sp => new HelloService());
services.AddScoped<IHelloService>(sp => new HelloService());
services.AddTransient<IHelloService>(sp => new HelloService());
services.AddSingleton<IHelloService, HelloService>();
services.AddScoped<IHelloService, HelloService>();
services.AddTransient<IHelloService, HelloService>();
services.AddDecorator(typeof(IHelloService), (sp, s) => new HelloServiceDecoratorNoInterface((IHelloService)s));
var provider = services.BuildServiceProvider();
var helloServices = provider.GetRequiredServices<IHelloService>();
Assert.NotNull(helloServices);
var collection = helloServices as IHelloService[] ?? helloServices.ToArray();
Assert.Equal(7, collection.Length);
Assert.NotEmpty(collection);
foreach (var helloService in collection)
{
Assert.NotNull(helloService);
Assert.Equal("Decorated without interface: Hello world.", helloService.SayHello("world"));
}
}
public void TestHelloNonGenericServiceNoDecorator()
{
var services = new ServiceCollection();
services.AddSingleton<HelloServiceDecorator>();
services.AddScoped<IHelloService>(sp => new HelloService());
services.AddTransient<IHelloService>(sp => new HelloService());
services.AddScoped<IHelloService>(sp => new HelloService());
services.AddTransient<IHelloService>(sp => new HelloService());
services.AddScoped<IHelloService, HelloService>();
services.AddTransient<IHelloService, HelloService>();
services.AddDecorator(typeof(IHelloService), typeof(HelloServiceDecorator));
var provider = services.BuildServiceProvider();
var helloServices = provider.GetRequiredServices<IHelloService>();
Assert.NotNull(helloServices);
var collection = helloServices as IHelloService[] ?? helloServices.ToArray();
Assert.NotEmpty(collection);
foreach (var helloService in collection)
{
Assert.NotNull(helloService);
Assert.Equal("Hello world.", helloService.SayHello("world"));
}
}
public void TestHelloServiceDoubleDecoration()
{
var services = new ServiceCollection();
services.AddInstance<IHelloService>(new HelloService());
services.AddDecorator<IHelloService, HelloServiceDecorator>();
services.AddDecorator<IHelloService>((sp, s) => new HelloServiceDecoratorNoInterface(s));
var provider = services.BuildServiceProvider();
var helloServices = provider.GetRequiredServices<IHelloService>();
Assert.NotNull(helloServices);
var collection = helloServices as IHelloService[] ?? helloServices.ToArray();
Assert.Equal(1, collection.Length);
foreach (var helloService in collection)
{
Assert.NotNull(helloService);
Assert.Equal("Decorated without interface: Decorated: Hello world.", helloService.SayHello("world"));
}
}