public void TestBasicBeforeAdvice()
{
var adviceMock = new Mock <IBeforeAdvice>();
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
string value = "";
weaver.Advice(() => { value = "called"; });
Assert.AreEqual("called", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
weaver.Advice("called2", arg => { value = arg; });
Assert.AreEqual("called2", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
weaver.Advice(() => { value = "called3"; });
Assert.AreEqual("called3", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Exactly(2));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
}
public void TestBeforeAdviceChangeParam()
{
var adviceMock = new Mock <IBeforeAdvice>();
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()))
.Callback(() => throw new InvalidOperationException());
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <string, ValueTuple> >()))
.Callback((Invocation <string, ValueTuple> invoc) => invoc.Parameter = "Changed");
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <string, string> >()))
.Callback((Invocation <string, string> invoc) => invoc.Parameter = "Changed 2");
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
weaver.Advice("Not Changed", arg => Assert.AreEqual("Changed", arg));
Assert.AreEqual("Return", weaver.Advice("Not Changed", arg => {
Assert.AreEqual("Changed 2", arg);
return("Return");
}));
config = new AspectConfiguration();
weaver = new AspectWeaver(config, this);
weaver.Advice("Not Changed", arg => Assert.AreEqual("Not Changed", arg));
Assert.AreEqual("Return", weaver.Advice("Not Changed", arg => {
Assert.AreEqual("Not Changed", arg);
return("Return");
}));
}
public void TestInvocationMethod()
{
var adviceMock = new Mock <IBeforeAdvice>();
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()))
.Callback((Invocation <ValueTuple, string> invoc) => {
Assert.AreEqual("TestInvocationMethod", invoc.MethodName);
Assert.IsFalse(invoc.IsMethodLookupDone);
Assert.AreEqual("TestInvocationMethod", invoc.Method.Name);
Assert.IsTrue(invoc.IsMethodLookupDone);
Assert.IsNotNull(invoc.GetAttribute <TestMethodAttribute>());
Assert.IsNull(invoc.GetAttribute <TestClassAttribute>());
Assert.AreEqual("AspectWeaverTests", invoc.TargetType.Name);
});
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <string, string> >()))
.Callback((Invocation <string, string> invoc) => {
Assert.AreEqual("TestInvocationMethodCall", invoc.MethodName);
Assert.IsFalse(invoc.IsMethodLookupDone);
Assert.AreEqual("TestInvocationMethodCall", invoc.Method.Name);
Assert.IsTrue(invoc.IsMethodLookupDone);
Assert.IsNull(invoc.GetAttribute <TestMethodAttribute>());
Assert.IsNull(invoc.GetAttribute <TestClassAttribute>());
Assert.AreEqual("AspectWeaverTests", invoc.TargetType.Name);
});
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
string value = "";
weaver.Advice(() => value = "2");
Assert.AreEqual("2", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()), Times.Once);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, string> >()), Times.Never);
value = weaver.Advice(() => "3");
Assert.AreEqual("3", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()), Times.Exactly(2));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, string> >()), Times.Never);
value = weaver.Advice("4", (string a) => a, "TestInvocationMethodCall");
Assert.AreEqual("4", value);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()), Times.Exactly(2));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, string> >()), Times.Once);
}
public void TestBasicAfterAdvice()
{
var adviceMock = new Mock <IAfterAdvice>();
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
string value = "";
weaver.Advice(() => { value = "called"; });
Assert.AreEqual("called", value);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Never);
weaver.Advice("called2", arg => { value = arg; });
Assert.AreEqual("called2", value);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Never);
weaver.Advice(() => { value = "called3"; });
Assert.AreEqual("called3", value);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Exactly(2));
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Never);
weaver.Advice(() => { return(value = "called3"); });
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Exactly(2));
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, string> >()), Times.Once);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Never);
Assert.ThrowsException <Exception>(() => {
weaver.Advice(() => { throw new Exception(); });
});
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Exactly(2));
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, string> >()), Times.Once);
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <string, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Once);
}
public void TestBeforeAdviceAbort()
{
var adviceMock = new Mock <IBeforeAdvice>();
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()))
.Callback(() => throw new InvalidOperationException());
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <int, ValueTuple> >()))
.Callback(() => { });
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
weaver.Advice(15, n => { });
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(() => { });
});
}
public void TestKeyValueStore()
{
var watchAdvice = new MethodWatchAdvice();
var config = new AspectConfiguration()
.AddAspect(watchAdvice);
var weaver = new AspectWeaver(config, this);
weaver.Advice(() => { Thread.Sleep(10); });
Assert.IsTrue(watchAdvice.TotalElapsed >= TimeSpan.FromMilliseconds(10));
}
public void TestThrowException()
{
var adviceMock = new Mock <IAfterAdvice>();
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(() => throw new InvalidOperationException());
});
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Once);
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(0, p => throw new InvalidOperationException());
});
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <int, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Once);
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(() => {
int a = 0;
if (a == 0)
{
throw new InvalidOperationException();
}
return(0);
});
});
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, int> >(), ref It.Ref <Exception> .IsAny), Times.Once);
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(0, p => {
if (p == 0)
{
throw new InvalidOperationException();
}
return(0);
});
});
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <int, int> >(), ref It.Ref <Exception> .IsAny), Times.Once);
}
public void TestBeforeAdviceWithResult()
{
var adviceMock = new Mock <IBeforeAdvice>();
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
Assert.AreEqual("called", weaver.Advice(() => "called"));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()), Times.Once);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Never);
Assert.AreEqual("called2", weaver.Advice("called2", arg => arg));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <string, string> >()), Times.Once);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Never);
Assert.AreEqual("called3", weaver.Advice(() => "called3"));
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, string> >()), Times.Exactly(2));
}
public void TestSkipCall()
{
var adviceMock = new Mock <IBeforeAdvice>();
adviceMock.Setup(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()))
.Callback((Invocation <ValueTuple, ValueTuple> invoc) => invoc.SkipMethod());
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
weaver.Advice(() => throw new NotSupportedException());
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
Assert.ThrowsException <NotSupportedException>(() => {
weaver.Advice(0, (int a) => throw new NotSupportedException());
});
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.Before(It.IsAny <Invocation <int, ValueTuple> >()), Times.Once);
}
public void TestNullThrownException()
{
var adviceMock = new Mock <IAfterAdvice>();
adviceMock.Setup(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny))
.Callback(new AfterThrowingCallBack((Invocation <ValueTuple, ValueTuple> _, ref Exception ex)
=> ex = null));
var config = new AspectConfiguration()
.AddAspect(adviceMock.Object);
var weaver = new AspectWeaver(config, this);
Assert.ThrowsException <InvalidOperationException>(() => {
weaver.Advice(() => throw new NotSupportedException());
});
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Never);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Once);
weaver.Advice(() => { });
adviceMock.Verify(a => a.AfterReturning(It.IsAny <Invocation <ValueTuple, ValueTuple> >()), Times.Once);
adviceMock.Verify(a => a.AfterThrowing(It.IsAny <Invocation <ValueTuple, ValueTuple> >(), ref It.Ref <Exception> .IsAny), Times.Once);
}
