public void NoServiceTest()
{
IServiceProvider serviceProvider = _services.BuildServiceProvider();
SomeSingleton singleton = serviceProvider.GetService <SomeSingleton>();
SomeSecondTransient someSecondTransient = serviceProvider.GetService <SomeSecondTransient>();
Assert.Null(singleton);
Assert.Null(someSecondTransient);
}
public void AddSingleton4Test()
{
_services.AddSingleton(provider => new SomeSingleton());
IServiceProvider serviceProvider = _services.BuildServiceProvider();
SomeSingleton first = serviceProvider.GetService <SomeSingleton>();
SomeSingleton second = serviceProvider.GetService <SomeSingleton>();
Assert.Equal(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
}
public void AddSingleton1Test()
{
_services.AddSingleton <SomeSingleton>();
IServiceProvider provider = _services.BuildServiceProvider();
SomeSingleton first = provider.GetService <SomeSingleton>();
SomeSingleton second = provider.GetService <SomeSingleton>();
Assert.Equal(second, first);
Assert.Same(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
}
public void AddSingleton1Test()
{
IServiceCollection services = new ServiceCollection();
services.AddSingleton <SomeSingleton>();
IServiceProvider provider = services.BuildServiceProvider();
SomeSingleton first = provider.GetService <SomeSingleton>();
SomeSingleton second = provider.GetService <SomeSingleton>();
Assert.Equal(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
}
public void ComplexTest()
{
_services.AddSingleton <SomeSingleton>();
_services.AddTransient(provider => new SomeSecondTransient(provider.GetService <SomeSingleton>()));
IServiceProvider serviceProvider = _services.BuildServiceProvider();
SomeSingleton sing = serviceProvider.GetService <SomeSingleton>();
SomeSecondTransient first = serviceProvider.GetService <SomeSecondTransient>();
SomeSecondTransient second = serviceProvider.GetService <SomeSecondTransient>();
Assert.NotEqual(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
Assert.Equal(1, sing.Counter);
}
public void LastRegistrationUsedTest()
{
_services.AddSingleton <SomeSingleton>(() => throw new InvalidOperationException());
_services.AddSingleton <SomeSingleton>(() => throw new ArgumentNullException());
_services.AddSingleton <SomeSingleton>();
IServiceProvider provider = _services.BuildServiceProvider();
SomeSingleton first = provider.GetService <SomeSingleton>();
SomeSingleton second = provider.GetService <SomeSingleton>();
Assert.Equal(second, first);
Assert.Same(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
}
public void DifferentRegistrationsTest()
{
_services.AddSingleton <SomeSingleton>();
_services.AddTransient <SomeSingleton>();
_services.AddSingleton <SomeSingleton>();
IServiceProvider provider = _services.BuildServiceProvider();
SomeSingleton first = provider.GetService <SomeSingleton>();
SomeSingleton second = provider.GetService <SomeSingleton>();
Assert.Equal(second, first);
Assert.Same(second, first);
Assert.Equal(1, first.Counter);
Assert.Equal(1, second.Counter);
}
public SomeSecondTransient(SomeSingleton singleton)
{
_singleton = singleton;
}
public A(SomeSingleton someSingleton)
{
}
