public void WhenDependencyResolverIsSpecifiedItInstance()
{
var mocker = new AutoMocker();
var service1 = mocker.Get <IService>();
var service2 = mocker.Get <IService2>();
var service3 = mocker.Get <IService3>();
var serviceProvider = mocker.GetMock <IServiceProvider>();
serviceProvider.Setup(x => x.GetService(typeof(IService))).Returns(service1).Verifiable();
serviceProvider.Setup(x => x.GetService(typeof(IService2))).Returns(service2).Verifiable();
serviceProvider.Setup(x => x.GetService(typeof(IService3))).Returns(service3).Verifiable();
DI.Dispose(typeof(ClassWithDependencies).Assembly);
DI.Init(typeof(IService).Assembly, builder =>
{
builder.WithProvider(serviceProvider.Object);
});
var sut = new ClassWithDependencies();
Assert.AreEqual(service1, sut.Service);
Assert.AreEqual(service2, sut.Service2);
Assert.AreEqual(service3, sut.Service3);
serviceProvider.Verify();
}
public void CreateInstanceWithServiceProvider()
{
// arrange
var services = new ServiceCollection();
services.AddSingleton <ClassWithNoDependencies>();
IServiceProvider serviceProvider =
services.BuildServiceProvider();
var factory = new ServiceFactory();
factory.Services = serviceProvider;
// act
object instance =
factory.CreateInstance(typeof(ClassWithDependencies));
// assert
Assert.NotNull(instance);
Assert.IsType <ClassWithDependencies>(instance);
ClassWithDependencies classWithDependencies =
(ClassWithDependencies)instance;
Assert.NotNull(classWithDependencies.Dependency);
}
public void CreateInstanceWithServiceProvider()
{
// arrange
var services = new Mock <IServiceProvider>();
services.Setup(t => t.GetService(It.IsAny <Type>()))
.Returns(new ClassWithNoDependencies());
var factory = new ServiceFactory();
factory.Services = services.Object;
// act
object instance =
factory.CreateInstance(typeof(ClassWithDependencies));
// assert
Assert.NotNull(instance);
Assert.IsType <ClassWithDependencies>(instance);
ClassWithDependencies classWithDependencies =
(ClassWithDependencies)instance;
Assert.NotNull(classWithDependencies.Dependency);
}
public void Do_GivenServiceCallResultFalse_ThrowsException()
{
// arrange
var service = new Mock <IService>();
service.Setup(x => x.ServiceCall()).Returns(false);
var sut = new ClassWithDependencies(service.Object);
// act
// assert
Assert.Throws <Exception>(() => sut.Do());
}
public void Do_GivenServiceCallResultTrue_DoesNotThrowException()
{
// arrange
var service = new Mock <IService>();
service.Setup(x => x.ServiceCall()).Returns(true);
var sut = new ClassWithDependencies(service.Object);
// act
sut.Do();
// assert
service.Verify(x => x.ServiceCall(), Times.Once);
}