Radarr/NzbDrone.Common.Test/EventingTests/MessageAggregatorCommandTes...

78 lines
2.4 KiB
C#

using System;
using System.Collections.Generic;
using Moq;
using NUnit.Framework;
using NzbDrone.Common.Messaging;
using NzbDrone.Test.Common;
namespace NzbDrone.Common.Test.EventingTests
{
[TestFixture]
public class MessageAggregatorCommandTests : TestBase
{
[Test]
public void should_publish_command_to_executor()
{
var commandA = new CommandA();
var executor = new Mock<IExecute<CommandA>>();
var aggregator = new MessageAggregator(TestLogger, () => new List<IProcessMessage> { executor.Object });
aggregator.PublishCommand(commandA);
executor.Verify(c => c.Execute(commandA), Times.Once());
}
[Test]
public void should_throw_if_more_than_one_handler()
{
var commandA = new CommandA();
var executor1 = new Mock<IExecute<CommandA>>();
var executor2 = new Mock<IExecute<CommandA>>();
var aggregator = new MessageAggregator(TestLogger, () => new List<IProcessMessage> { executor1.Object, executor2.Object });
Assert.Throws<InvalidOperationException>(() => aggregator.PublishCommand(commandA));
}
[Test]
public void should_not_publish_to_incompatible_executor()
{
var commandA = new CommandA();
var executor1 = new Mock<IExecute<CommandA>>();
var executor2 = new Mock<IExecute<CommandB>>();
var aggregator = new MessageAggregator(TestLogger, () => new List<IProcessMessage> { executor1.Object, executor2.Object });
aggregator.PublishCommand(commandA);
executor1.Verify(c => c.Execute(commandA), Times.Once());
executor2.Verify(c => c.Execute(It.IsAny<CommandB>()), Times.Never());
}
[Test]
public void broken_executor_should_throw_the_exception()
{
var commandA = new CommandA();
var executor = new Mock<IExecute<CommandA>>();
executor.Setup(c => c.Execute(It.IsAny<CommandA>()))
.Throws(new NotImplementedException());
var aggregator = new MessageAggregator(TestLogger, () => new List<IProcessMessage> { executor.Object });
Assert.Throws<NotImplementedException>(() => aggregator.PublishCommand(commandA));
}
}
public class CommandA : ICommand
{
}
public class CommandB : ICommand
{
}
}