public void GivenBuiltProxyWithMixin_WhenMemberIsCalled_ThenMixinMemberIsIntecepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aInterceptor = new InterceptorA();
var abMixin = new MixinAB(mixinAProperty: 4);
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithoutTraget()
.AddInterceptor(aInterceptor)
.WithMixin(abMixin)
.Build();
// When
int aValue = 0;
proxy.AMethod(() => aValue += 5);
(proxy as IMixinA).MixinAMethod(() => aValue += 5);
(proxy as IMixinB).MixinBMethod(() => aValue += 5);
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(3, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(4, (proxy as IMixinA).MixinAProperty);
Assert.AreEqual(15, aValue);
}
public void GivenBuiltProxyWithInterceptor_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aInterceptor = new InterceptorA();
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithoutTraget()
.AddInterceptor(aInterceptor)
.Build();
// When
int aValue = 0;
proxy.AMethod(() => aValue = 10);
proxy.AP1 = "a1";
proxy.AP2 = new ClassB {
P1 = 1, P2 = "2"
};
var retAP1 = proxy.AP1;
var retAP2 = proxy.AP2;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(5, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(10, aValue);
Assert.AreEqual("a1", retAP1);
Assert.AreEqual(1, retAP2.P1);
Assert.AreEqual("2", retAP2.P2);
}
public void GivenBuiltProxyWithTarget_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aTarget = new ClassA();
aTarget.AP1 = "val1";
var aInterceptor = new InterceptorA();
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithTarget(aTarget)
.AddInterceptor(aInterceptor)
.Build();
// When
int aValue = 0;
proxy.AMethod(() => aValue = 10);
var ret1_AP1 = proxy.AP1;
proxy.AP1 = "val2";
var ret2_AP1 = proxy.AP1;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(4, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(10, aValue);
Assert.AreEqual("val1", ret1_AP1);
Assert.AreEqual("val2", ret2_AP1);
}
public void GivenBuiltProxyWithTargetInterface_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var cTarget1 = new ClassC { CP1 = 5 };
var cTarget2 = new ClassC { CP1 = 15 };
var interceptor1 = new Inteceptor1();
IClassC proxy = subjectBuilder
.ForInterface<IClassC>()
.WithTargetInterface(cTarget1)
.AddInterceptor(interceptor1)
.Build();
// When
interceptor1.ChangeProxyTarget(cTarget2);
interceptor1.ChangeInvocationTarget(cTarget2);
int aValue = 0;
proxy.CMethod(() => aValue = 10);
var ret1_CP1 = proxy.CP1;
proxy.CP1 = 17;
var ret2_CP1 = proxy.CP1;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(4, interceptor1.InterceptReceivedCall);
Assert.AreEqual(10, aValue);
Assert.AreEqual(15, ret1_CP1);
Assert.AreEqual(17, ret2_CP1);
}
public void GivenBuiltProxyWithTarget_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var cTarget = new ClassC {
CP1 = 5
};
var aInterceptor = new InterceptorA();
var bInterceptor = new InterceptorB();
IClassC proxy = subjectBuilder
.ForInterface <IClassC>()
.WithTarget(cTarget)
.AddInterceptors(aInterceptor, bInterceptor)
.Build();
// When
int aValue = 0;
proxy.CMethod(() => aValue = 10);
var ret1_CP1 = proxy.CP1;
proxy.CP1 = 7;
var ret2_CP1 = proxy.CP1;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(4, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(4, bInterceptor.InterceptReceivedCall);
Assert.AreEqual(10, aValue);
Assert.AreEqual(5, ret1_CP1);
Assert.AreEqual(7, ret2_CP1);
}
public void GivenBuiltProxyWithoutTarget_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var testInterceptor1 = new TestInterceptor3(() => 1);
var testInterceptor2 = new TestInterceptor4(() => 2);
IClassC proxy = subjectBuilder
.ForInterface <IClassC>()
.WithoutTraget()
.AddInterceptors(testInterceptor1, testInterceptor2)
.Build();
// When
int aValue = 0;
proxy.CMethod(() => aValue = 10); // the test method does have target and action is not called
var retValue = proxy.CP1; // the first interceptor in the chain determine the return value
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(2, testInterceptor1.InterceptReceivedCall);
Assert.AreEqual(2, testInterceptor2.InterceptReceivedCall);
Assert.AreEqual(0, aValue);
Assert.AreEqual(1, retValue);
}
public void GivenBuiltProxyWithNoInterceptFilter_WhenMemberIsCalled_ThenMemberShouldNotBeIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aInterceptor = new InterceptorA();
var subAClassType = typeof(ClassSubA);
var proxy = subjectBuilder
.ForClass <ClassSubA>()
.WithoutTraget()
.AddInterceptor(aInterceptor)
.ShouldNotIntercept(subAClassType, subAClassType.GetMethod("SubAMethod"))
.ShouldNotIntercept(subAClassType, subAClassType.GetMethod("set_SubAP1"))
.Build();
// When
var aValue = 0;
proxy.AMethod(() => aValue += 5);
proxy.SubAMethod(() => aValue += 10);
proxy.SubAP1 = 20;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(1, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(15, aValue);
Assert.AreEqual(20, proxy.SubAP1);
}
public void GivenBuiltProxyWithTargetAndMixin_WhenMemberIsCalled_ThenMixinMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aTarget = new ClassA();
aTarget.AP1 = "val1";
var aInterceptor = new InterceptorA();
var abMixin = new MixinAB(mixinAProperty: 2)
{
MixinBProperty = 3
};
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithTarget(aTarget)
.AddInterceptor(aInterceptor)
.WithMixin(abMixin)
.Build();
// When
int aValue = 0;
proxy.AMethod(() => aValue += 5);
(proxy as IMixinA).MixinAMethod(() => aValue += 5);
(proxy as IMixinB).MixinBMethod(() => aValue += 5);
var ret1_AP1 = proxy.AP1;
var ret1_MixinAProperty = (proxy as IMixinA).MixinAProperty;
var ret1_MixinBProperty = (proxy as IMixinB).MixinBProperty;
proxy.AP1 = "val2";
(proxy as IMixinB).MixinBProperty = 4;
var ret2_AP1 = proxy.AP1;
var ret2_MixinBProperty = (proxy as IMixinB).MixinBProperty;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(10, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(15, aValue);
Assert.AreEqual("val1", ret1_AP1);
Assert.AreEqual("val2", ret2_AP1);
Assert.AreEqual(2, ret1_MixinAProperty);
Assert.AreEqual(3, ret1_MixinBProperty);
Assert.AreEqual(4, ret2_MixinBProperty);
}
public void GivenBuiltProxyWithTwoMixins_WhenMemberIsCalled_ThenMixinMembersAreIntecepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aInterceptor = new InterceptorA();
var aMixin = new MixinA(mixinAProperty: 4);
var bMixin = new MixinB();
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithoutTraget()
.AddInterceptor(aInterceptor)
.WithMixin(aMixin)
.WithMixin(bMixin)
.Build();
// When
int aValue = 0;
proxy.AMethod(() => aValue += 2); // i1
proxy.AP1 = "a1"; // i2
proxy.AP2 = new ClassB {
P1 = 11, P2 = "22"
}; // i3
(proxy as IMixinA).MixinAMethod(() => aValue += 4); // i4
(proxy as IMixinB).MixinBMethod(() => aValue += 8); // i5
(proxy as IMixinB).MixinBProperty = 33; // i6
var retAP1 = proxy.AP1; // i7
var retAP2 = proxy.AP2; // i8
var retAP2_P1 = retAP2.P1;
var retAP2_P2 = retAP2.P2;
var retAP2_PowerTwo = proxy.AP2.PowerTwo(4); // i9
var retMixinAProperty = (proxy as IMixinA).MixinAProperty; // i10
var retMixinBProperty = (proxy as IMixinB).MixinBProperty; // i11
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(11, aInterceptor.InterceptReceivedCall);
Assert.AreEqual("a1", retAP1);
Assert.AreEqual(11, retAP2_P1);
Assert.AreEqual("22", retAP2_P2);
Assert.AreEqual(16, retAP2_PowerTwo);
Assert.AreEqual(4, retMixinAProperty);
Assert.AreEqual(33, retMixinBProperty);
}
public void GivenBuiltProxyWithInterceptors_WhenMemberIsCalled_ThenMemberIsIntercepted()
{
var subjectBuilder = new DynamicProxyBuilder();
// Given
var aInterceptor = new InterceptorA();
var bInterceptor = new InterceptorB();
var proxy = subjectBuilder
.ForClass <ClassA>()
.WithoutTraget()
.AddInterceptors(aInterceptor, bInterceptor)
.Build();
// When
proxy.AP1 = "a1";
var retAP1 = proxy.AP1;
// Then
Assert.IsTrue(ProxyUtil.IsProxy(proxy), "object is not a proxy");
Assert.AreEqual(2, aInterceptor.InterceptReceivedCall);
Assert.AreEqual(2, bInterceptor.InterceptReceivedCall);
Assert.AreEqual("a1", retAP1);
}