public void Polymorphic_UpCastTest()
{
var grainFullName = typeof(PolymorphicTestGrain).FullName;
IC ICRef = GrainClient.GrainFactory.GetGrain <IC>(GetRandomGrainId(), grainFullName);
IA IARef = ICRef; // cast to polymorphic interface
Assert.AreEqual("A1", IARef.A1Method().Result);
Assert.AreEqual("A2", IARef.A2Method().Result);
Assert.AreEqual("A3", IARef.A3Method().Result);
IB IBRef = ICRef; // cast to polymorphic interface
Assert.AreEqual("B1", IBRef.B1Method().Result);
Assert.AreEqual("B2", IBRef.B2Method().Result);
Assert.AreEqual("B3", IBRef.B3Method().Result);
IF IFRef = GrainClient.GrainFactory.GetGrain <IF>(GetRandomGrainId(), grainFullName);
Assert.AreEqual("F1", IFRef.F1Method().Result);
Assert.AreEqual("F2", IFRef.F2Method().Result);
Assert.AreEqual("F3", IFRef.F3Method().Result);
IE IERef = IFRef; // cast to polymorphic interface
Assert.AreEqual("E1", IERef.E1Method().Result);
Assert.AreEqual("E2", IERef.E2Method().Result);
Assert.AreEqual("E3", IERef.E3Method().Result);
}
public void Polymorphic__DerivedServiceType()
{
var grainFullName = typeof(DerivedServiceType).FullName;
IDerivedServiceType derivedRef = GrainClient.GrainFactory.GetGrain <IDerivedServiceType>(GetRandomGrainId(), grainFullName);
IA IARef = derivedRef;
Assert.AreEqual("A1", IARef.A1Method().Result);
Assert.AreEqual("A2", IARef.A2Method().Result);
Assert.AreEqual("A3", IARef.A3Method().Result);
IB IBRef = (IB)IARef; // this could result in an invalid cast exception but it shoudn't because we have a priori knowledge that DerivedServiceType implements the interface
Assert.AreEqual("B1", IBRef.B1Method().Result);
Assert.AreEqual("B2", IBRef.B2Method().Result);
Assert.AreEqual("B3", IBRef.B3Method().Result);
IF IFRef = (IF)IBRef;
Assert.AreEqual("F1", IFRef.F1Method().Result);
Assert.AreEqual("F2", IFRef.F2Method().Result);
Assert.AreEqual("F3", IFRef.F3Method().Result);
IE IERef = (IE)IFRef;
Assert.AreEqual("E1", IERef.E1Method().Result);
Assert.AreEqual("E2", IERef.E2Method().Result);
Assert.AreEqual("E3", IERef.E3Method().Result);
IH IHRef = derivedRef;
Assert.AreEqual("H1", IHRef.H1Method().Result);
Assert.AreEqual("H2", IHRef.H2Method().Result);
Assert.AreEqual("H3", IHRef.H3Method().Result);
IServiceType serviceTypeRef = derivedRef; // upcast the pointer reference
Assert.AreEqual("ServiceTypeMethod1", serviceTypeRef.ServiceTypeMethod1().Result);
Assert.AreEqual("ServiceTypeMethod2", serviceTypeRef.ServiceTypeMethod2().Result);
Assert.AreEqual("ServiceTypeMethod3", serviceTypeRef.ServiceTypeMethod3().Result);
Assert.AreEqual("DerivedServiceTypeMethod1", derivedRef.DerivedServiceTypeMethod1().Result);
}