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ResolveOperationTests.cs
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ResolveOperationTests.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using Autofac.Core;
using Autofac.Core.Resolving;
using Xunit;
namespace Autofac.Test.Core.Resolving
{
public class ResolveOperationTests
{
[Fact]
public void AfterTheOperationIsFinished_ReusingTheTemporaryContextThrows()
{
IComponentContext ctx = null;
var builder = new ContainerBuilder();
builder.Register(c =>
{
ctx = c;
return new object();
});
builder.RegisterInstance("Hello");
var container = builder.Build();
container.Resolve<string>();
container.Resolve<object>();
Assert.Throws<ObjectDisposedException>(() => ctx.Resolve<string>());
}
[Fact]
public void OperationRaisesSuccessTraceEvents()
{
var builder = new ContainerBuilder();
builder.RegisterInstance("Hello");
var container = builder.Build();
var scope = container.Resolve<ILifetimeScope>() as ISharingLifetimeScope;
var mockTracer = Mocks.GetTracer();
var resolveOp = new ResolveOperation(scope, mockTracer);
var raisedEvents = new List<string>();
var request = new ResolveRequest(new TypedService(typeof(string)), scope.RegistrationFor<string>(), Enumerable.Empty<Parameter>());
mockTracer.OperationStarting += (op, req) =>
{
raisedEvents.Add("opstart");
Assert.Equal(resolveOp, op);
Assert.Equal(request, req);
};
mockTracer.RequestStarting += (op, ctxt) =>
{
raisedEvents.Add("reqstart");
Assert.Equal(resolveOp, op);
Assert.Equal(request.Service, ctxt.Service);
};
mockTracer.RequestSucceeding += (op, ctxt) =>
{
raisedEvents.Add("reqsuccess");
Assert.Equal(resolveOp, op);
};
mockTracer.OperationSucceeding += (op, instance) =>
{
raisedEvents.Add("opsuccess");
Assert.Equal("Hello", instance);
};
resolveOp.Execute(request);
Assert.Equal(new[] { "opstart", "reqstart", "reqsuccess", "opsuccess" }, raisedEvents);
}
[Fact]
public void OperationRaisesFailureTraceEvents()
{
var builder = new ContainerBuilder();
builder.Register<string>(ctxt => throw new InvalidOperationException());
var container = builder.Build();
var scope = container.Resolve<ILifetimeScope>() as ISharingLifetimeScope;
var mockTracer = Mocks.GetTracer();
var resolveOp = new ResolveOperation(scope, mockTracer);
var raisedEvents = new List<string>();
var request = new ResolveRequest(new TypedService(typeof(string)), scope.RegistrationFor<string>(), Enumerable.Empty<Parameter>());
mockTracer.OperationStarting += (op, req) =>
{
raisedEvents.Add("opstart");
Assert.Equal(resolveOp, op);
Assert.Equal(request, req);
};
mockTracer.RequestStarting += (op, ctxt) =>
{
raisedEvents.Add("reqstart");
Assert.Equal(resolveOp, op);
Assert.Equal(request.Service, ctxt.Service);
};
mockTracer.RequestFailing += (op, ctxt, ex) =>
{
raisedEvents.Add("reqfail");
Assert.Equal(resolveOp, op);
Assert.IsType<DependencyResolutionException>(ex);
};
mockTracer.OperationFailing += (op, ex) =>
{
raisedEvents.Add("opfail");
Assert.IsType<DependencyResolutionException>(ex);
};
try
{
resolveOp.Execute(request);
}
catch
{
}
Assert.Equal(new[] { "opstart", "reqstart", "reqfail", "opfail" }, raisedEvents);
}
}
}