public void TestFuncProxy()
{
// create ProxyInfo
var asm = DynamicAssemblyInfo.Create("Proxemity.UnitTests.FuncProxies");
var controller = new FuncProxyEmitController(asm);
// Create emitter
var emitter = new ProxyEmitter(controller);
emitter.ImplementInterface(typeof(ISampleFuncInterface));
// create type
var proxyType = emitter.CreateClass();
// create and setup target object; FuncProxyBase has a single constructor which accepts single parameter (Target)
// emitter will build similar constructor and static factory method on the generated proxy.
var target = new FuncProxyTarget();
var factory = emitter.GetProxyFactory <Func <FuncProxyTarget, FuncProxyBase> >();
var proxy = factory(target);
// cast the entity instance to entity interface and test it
var iFunc = proxy as ISampleFuncInterface;
Assert.IsNotNull(iFunc, "Failed to retrieve IFunc interface.");
var d = DateTime.Now;
var obj = new object();
var iRes = iFunc.IntMethod(d, obj);
Assert.AreEqual("IntMethod", target.LastMethod, "Method name mismatch");
Assert.AreEqual(d, target.LastArgs[0]);
Assert.AreEqual(obj, target.LastArgs[1]);
Assert.AreEqual(proxy, target.ExtraValues[0]); //should be reference to proxy instance itself - see FuncProxyEmitController
Assert.AreEqual(Singleton.InstanceField, target.ExtraValues[1]);
Assert.AreEqual(Singleton.InstanceProp, target.ExtraValues[2]);
iFunc.VoidMethod("a", 123);
Assert.AreEqual("VoidMethod", target.LastMethod);
Assert.AreEqual("a", (string)target.LastArgs[0]);
Assert.AreEqual(123, (int)target.LastArgs[1]);
iFunc.BaseMethod("x");
Assert.AreEqual("BaseMethod", target.LastMethod);
Assert.AreEqual("x", (string)target.LastArgs[0]);
// We specified a custom attribute on class in ProxyInfo (see above) when we initialized emitter
var classAttr = proxyType.GetCustomAttributes(false).OfType <SampleCustomAttribute>().FirstOrDefault();
Assert.IsNotNull(classAttr, "Custom attr not found on proxy class.");
Assert.AreEqual("v1", classAttr.Value1, "Value1 on attr does not match.");
Assert.AreEqual("v2", classAttr.Value2, "Value2 on attr does not match.");
//Emit controller creates custom attributes on methods; verify these
var intMethod = proxyType.GetMember("IntMethod")[0];
var scAttr = intMethod.GetCustomAttributes(false).OfType <SampleCustomAttribute>().FirstOrDefault();
Assert.IsNotNull(scAttr, "Custom attr not found on method.");
Assert.AreEqual("v3", scAttr.Value1, "Value1 on attr does not match.");
Assert.AreEqual("v4", scAttr.Value2, "Value2 on attr does not match.");
var catAttr = intMethod.GetCustomAttributes(false).OfType <CategoryAttribute>().FirstOrDefault();
Assert.IsNotNull(catAttr, "Category attr not found on method.");
Assert.AreEqual("IntMethods", catAttr.Category, "Value1 on attr does not match.");
}
public FuncProxyBase(FuncProxyTarget target)
{
Target = target;
}
