#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// http://github.com/jskeet/dotnet-protobufs/
// Original C++/Java/Python code:
// http://code.google.com/p/protobuf/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using System;
using Google.ProtocolBuffers.Descriptors;
using Google.ProtocolBuffers.TestProtos;
using NUnit.Framework;
using Rhino.Mocks;
using Rhino.Mocks.Constraints;
namespace Google.ProtocolBuffers
{
///
/// Tests for generated service classes.
/// TODO(jonskeet): Convert the mocking tests using Rhino.Mocks.
///
[TestFixture]
public class ServiceTest
{
private delegate void Action(T1 t1, T2 t2);
private static readonly MethodDescriptor FooDescriptor = TestGenericService.Descriptor.Methods[0];
private static readonly MethodDescriptor BarDescriptor = TestGenericService.Descriptor.Methods[1];
[Test]
public void GetRequestPrototype()
{
TestGenericService service = new TestServiceImpl();
Assert.AreSame(service.GetRequestPrototype(FooDescriptor), FooRequest.DefaultInstance);
Assert.AreSame(service.GetRequestPrototype(BarDescriptor), BarRequest.DefaultInstance);
}
[Test]
public void GetResponsePrototype()
{
TestGenericService service = new TestServiceImpl();
Assert.AreSame(service.GetResponsePrototype(FooDescriptor), FooResponse.DefaultInstance);
Assert.AreSame(service.GetResponsePrototype(BarDescriptor), BarResponse.DefaultInstance);
}
[Test]
public void CallMethodFoo()
{
MockRepository mocks = new MockRepository();
FooRequest fooRequest = FooRequest.CreateBuilder().Build();
FooResponse fooResponse = FooResponse.CreateBuilder().Build();
IRpcController controller = mocks.StrictMock();
bool fooCalled = false;
TestGenericService service = new TestServiceImpl((request, responseAction) =>
{
Assert.AreSame(fooRequest, request);
fooCalled = true;
responseAction(fooResponse);
}, null, controller);
bool doneHandlerCalled = false;
Action doneHandler = (response =>
{
Assert.AreSame(fooResponse, response);
doneHandlerCalled = true;
});
using (mocks.Record())
{
// No mock interactions to record
}
service.CallMethod(FooDescriptor, controller, fooRequest, doneHandler);
Assert.IsTrue(doneHandlerCalled);
Assert.IsTrue(fooCalled);
mocks.VerifyAll();
}
private delegate void CallFooDelegate(MethodDescriptor descriptor, IRpcController controller,
IMessage request, IMessage response, Action doneHandler);
///
/// Tests the generated stub handling of Foo. By this stage we're reasonably confident
/// that the choice between Foo and Bar is arbitrary, hence the lack of a corresponding Bar
/// test.
///
[Test]
[Ignore("Crashes Mono - needs further investigation")]
public void GeneratedStubFooCall()
{
FooRequest fooRequest = FooRequest.CreateBuilder().Build();
MockRepository mocks = new MockRepository();
IRpcChannel mockChannel = mocks.StrictMock();
IRpcController mockController = mocks.StrictMock();
TestGenericService service = TestGenericService.CreateStub(mockChannel);
Action doneHandler = mocks.StrictMock>();
using (mocks.Record())
{
// Nasty way of mocking out "the channel calls the done handler".
Expect.Call(() => mockChannel.CallMethod(null, null, null, null, null))
.IgnoreArguments()
.Constraints(Is.Same(FooDescriptor), Is.Same(mockController), Is.Same(fooRequest),
Is.Same(FooResponse.DefaultInstance), Is.Anything())
.Do((CallFooDelegate) ((p1, p2, p3, response, done) => done(response)));
doneHandler(FooResponse.DefaultInstance);
}
service.Foo(mockController, fooRequest, doneHandler);
mocks.VerifyAll();
}
[Test]
public void CallMethodBar()
{
MockRepository mocks = new MockRepository();
BarRequest barRequest = BarRequest.CreateBuilder().Build();
BarResponse barResponse = BarResponse.CreateBuilder().Build();
IRpcController controller = mocks.StrictMock();
bool barCalled = false;
TestGenericService service = new TestServiceImpl(null, (request, responseAction) =>
{
Assert.AreSame(barRequest, request);
barCalled = true;
responseAction(barResponse);
}, controller);
bool doneHandlerCalled = false;
Action doneHandler = (response =>
{
Assert.AreSame(barResponse, response);
doneHandlerCalled = true;
});
using (mocks.Record())
{
// No mock interactions to record
}
service.CallMethod(BarDescriptor, controller, barRequest, doneHandler);
Assert.IsTrue(doneHandlerCalled);
Assert.IsTrue(barCalled);
mocks.VerifyAll();
}
private class TestServiceImpl : TestGenericService
{
private readonly Action> fooHandler;
private readonly Action> barHandler;
private readonly IRpcController expectedController;
internal TestServiceImpl()
{
}
internal TestServiceImpl(Action> fooHandler,
Action> barHandler,
IRpcController expectedController)
{
this.fooHandler = fooHandler;
this.barHandler = barHandler;
this.expectedController = expectedController;
}
public override void Foo(IRpcController controller, FooRequest request, Action done)
{
Assert.AreSame(expectedController, controller);
fooHandler(request, done);
}
public override void Bar(IRpcController controller, BarRequest request, Action done)
{
Assert.AreSame(expectedController, controller);
barHandler(request, done);
}
}
}
}