public void BuildRuntimeType_Struct_SetValue()
{
// Arrange
SimpleStruct defaultStruct = new SimpleStruct
{
ValueType = 50,
ReferencType = "test data"
};
object setValue = null;
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
managerMock.Setup(x => x.GetValue(nameof(InterfaceWithSimpleStruct.DefaultStruct)))
.Returns(() => setValue);
managerMock.Setup(x => x.SetValue(nameof(InterfaceWithSimpleStruct.DefaultStruct), It.IsAny <object>()))
.Callback <string, object>((name, value) => setValue = value);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(InterfaceWithSimpleStruct), getMethod, setMethod);
InterfaceWithSimpleStruct impl = (InterfaceWithSimpleStruct)Activator.CreateInstance(runtimeType, manager);
impl.DefaultStruct = defaultStruct;
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.AreEqual(defaultStruct, impl.DefaultStruct);
}
public void BuildRuntimeType_MethodInterceptors_Function_InterceptClassMethod_ReturnParentValue()
{
// Arrange
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
string expectedValue = "base";
Func <Func <string>, string> interceptor = baseMethod => baseMethod();
MethodInterceptions interceptions = new MethodInterceptions
{
Interceptions = new MethodInterception[]
{
new DelegateMethodInterception
{
InterceptedMethod = typeof(ClassWithVirtualMethod).GetMethod(nameof(ClassWithVirtualMethod.FunctionToIntercept)),
Delegate = interceptor
}
}
};
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(ClassWithVirtualMethod), getMethod, setMethod, interceptions);
ClassWithVirtualMethod impl = (ClassWithVirtualMethod)Activator.CreateInstance(runtimeType, new object[] { manager, interceptions });
string returnedValue = impl.FunctionToIntercept();
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.AreEqual(expectedValue, returnedValue);
}
public void BuildRuntimeType_ReferenceType_GetValue()
{
// Arrange
string value = "test value";
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
managerMock.Setup(x => x.GetValue(nameof(ISimpleInterface.StringValue)))
.Returns(value);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(ISimpleInterface), getMethod, setMethod);
ISimpleInterface impl = (ISimpleInterface)Activator.CreateInstance(runtimeType, manager);
string returnedValue = impl.StringValue;
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.AreEqual(value, returnedValue);
}
public void BuildRuntimeType_ReferenceType_SetValue()
{
// Arrange
string value = "test value";
object setValue = null;
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
managerMock.SetupGet(x => x.Implementation).Returns(null);
managerMock.Setup(x => x.GetValue(nameof(ISimpleInterface.StringValue)))
.Returns(() => setValue);
managerMock.Setup(x => x.SetValue(nameof(ISimpleInterface.StringValue), It.IsAny <object>()))
.Callback <string, object>((name, value) => setValue = value);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(ISimpleInterface), getMethod, setMethod);
ISimpleInterface impl = (ISimpleInterface)Activator.CreateInstance(runtimeType, manager);
impl.StringValue = value;
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.AreEqual(value, impl.StringValue);
}
public void BuildRuntimeType_Property_PreserveDefaultValue()
{
string propertyName = nameof(ClassWithDefaultValue.PropertyWithDefaultValue);
string defaultValue = new ClassWithDefaultValue().PropertyWithDefaultValue;
bool setDefaultInvoked = false;
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
managerMock.Setup(x => x.GetValue(propertyName))
.Returns(null);
managerMock.Setup(x => x.SetDefaultValue(propertyName, defaultValue)).Callback(() => setDefaultInvoked = true);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(ClassWithDefaultValue), getMethod, setMethod);
ClassWithDefaultValue impl = (ClassWithDefaultValue)Activator.CreateInstance(runtimeType, manager);
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.IsTrue(setDefaultInvoked);
}
public void BuildRuntimeType_MethodInterceptors_InterceptInterfaceMethod()
{
// Arrange
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
bool interceptorCalled = false;
Action interceptor = () => interceptorCalled = true;
MethodInterceptions interceptions = new MethodInterceptions
{
Interceptions = new MethodInterception[]
{
new DelegateMethodInterception
{
InterceptedMethod = typeof(IInterfaceWithMethod).GetMethod(nameof(IInterfaceWithMethod.MethodToIntercept)),
Delegate = interceptor
}
}
};
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(IInterfaceWithMethod), getMethod, setMethod, interceptions);
IInterfaceWithMethod impl = (IInterfaceWithMethod)Activator.CreateInstance(runtimeType, new object[] { manager, interceptions });
impl.MethodToIntercept();
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.IsTrue(interceptorCalled);
}
public void BuildRuntimeType_MethodInterceptors_CallBase()
{
// Arrange
Mock <IMockableRuntimeTypePropertyManager> managerMock = new Mock <IMockableRuntimeTypePropertyManager>(MockBehavior.Strict);
var manager = managerMock.Object;
MethodInfo getMethod = manager.GetType().GetMethod("GetValue");
MethodInfo setMethod = manager.GetType().GetMethod("SetValue");
Action <Action> interceptor = baseAction => baseAction();
MethodInterceptions interceptions = new MethodInterceptions
{
Interceptions = new MethodInterception[]
{
new DelegateMethodInterception
{
InterceptedMethod = typeof(ClassWithVirtualMethod).GetMethod(nameof(ClassWithVirtualMethod.ActionToIntercept)),
Delegate = interceptor
}
}
};
// Act
Stopwatch sw = Stopwatch.StartNew();
Type runtimeType = RuntimeProxyBuilder.BuildRuntimeType(typeof(ClassWithVirtualMethod), getMethod, setMethod, interceptions);
ClassWithVirtualMethod impl = (ClassWithVirtualMethod)Activator.CreateInstance(runtimeType, new object[] { manager, interceptions });
impl.ActionToIntercept();
sw.Stop();
Trace.WriteLine(sw.ElapsedMilliseconds);
// Assert
Assert.IsTrue(impl.InterceptedMethodCalled);
}
static RuntimeProxyManager()
{
Type currentType = typeof(RuntimeProxyManager <TInterface>);
/**** RuntimeType ****/
getMethod = currentType.GetMethod(nameof(GetValue));
setMethod = currentType.GetMethod(nameof(SetValue));
runtimeTypeWithoutInterceptions = new Lazy <Type>(() => RuntimeProxyBuilder.BuildRuntimeType(typeof(TInterface), getMethod, setMethod, null));
}
public void AddContract(Type contractType)
{
if (!ContractTypes.Add(contractType))
{
throw new ArgumentException($"Contract `{contractType.Name}` has already been registered.");
}
Type contractProxy = RuntimeProxyBuilder.BuildRuntimeType(contractType);
Type runtimeProxyType = typeof(RuntimeProxy <>).MakeGenericType(contractType);
services.AddTransient(runtimeProxyType);
services.AddTransient(contractType, contractProxy);
}
public void AddContract <TContract>() where TContract : class
{
Type contractType = typeof(TContract);
if (!ContractTypes.Add(contractType))
{
throw new ArgumentException($"Contract `{contractType.Name}` has already been registered.");
}
Type contractProxy = RuntimeProxyBuilder.BuildRuntimeType(contractType);
services.AddTransient <RuntimeProxy <TContract> >();
services.AddTransient(contractType, contractProxy);
}
private static Type GetRuntimeType(MethodInterceptions interceptions)
{
if (interceptions == null)
{
return(runtimeTypeWithoutInterceptions.Value);
}
Type type;
lock (typeof(TInterface))
{
if (!typeCache.TryGetValue(interceptions, out type))
{
type = RuntimeProxyBuilder.BuildRuntimeType(typeof(TInterface), getMethod, setMethod, interceptions);
typeCache.Add(interceptions, type);
}
}
return(type);
}