public async Task Should_Create_Initial_Channels_Based_On_Config(int initialChannelCount)
{
/* Setup */
_channelConfig.MaxChannelCount = initialChannelCount;
_channelConfig.InitialChannelCount = initialChannelCount;
_connection
.Setup(c => c.IsOpen)
.Returns(true);
_connection
.Setup(c=> c.CreateModel())
.Returns(_firstChannel.Object)
.Verifiable();
/* Test */
var factory = new ChannelFactory(_connectionFactory.Object, _config, _channelConfig);
/* Assert */
_connection.Verify(c => c.CreateModel(), Times.Exactly(initialChannelCount));
}
public async Task Should_Round_Robin_Between_Existing_Channels()
{
/* Setup */
_channelConfig.MaxChannelCount = 3;
_channelConfig.InitialChannelCount = 3;
_connection
.Setup(c => c.IsOpen)
.Returns(true);
_connection
.SetupSequence(c => c.CreateModel())
.Returns(_thirdChannel.Object)
.Returns(_firstChannel.Object)
.Returns(_secondChannel.Object);
_firstChannel
.Setup(c => c.IsOpen)
.Returns(true);
_secondChannel
.Setup(c => c.IsOpen)
.Returns(true);
_thirdChannel
.Setup(c => c.IsOpen)
.Returns(true);
var factory = new ChannelFactory(_connectionFactory.Object, _config, _channelConfig);
/* Test */
var first = await factory.GetChannelAsync();
var second = await factory.GetChannelAsync();
var third = await factory.GetChannelAsync();
var firstAgain = await factory.GetChannelAsync();
var secondAgain = await factory.GetChannelAsync();
var thirdAgain = await factory.GetChannelAsync();
/* Assert */
Assert.Equal(first, _firstChannel.Object);
Assert.Equal(second, _secondChannel.Object);
Assert.Equal(third, _thirdChannel.Object);
Assert.Equal(firstAgain, _firstChannel.Object);
Assert.Equal(secondAgain, _secondChannel.Object);
Assert.Equal(thirdAgain, _thirdChannel.Object);
}
public async Task Should_Not_Return_Close_Channel()
{
/* Setup */
_channelConfig.MaxChannelCount = 3;
_channelConfig.InitialChannelCount = 3;
_connection
.Setup(c => c.IsOpen)
.Returns(true);
_connection
.SetupSequence(c => c.CreateModel())
.Returns(_thirdChannel.Object)
.Returns(_firstChannel.Object)
.Returns(_secondChannel.Object);
_firstChannel
.Setup(c => c.IsOpen)
.Returns(true);
_secondChannel
.SetupSequence( c => c.IsOpen)
.Returns(true)
.Returns(false);
_thirdChannel
.Setup(c => c.IsOpen)
.Returns(true);
_secondChannel
.Setup(c => c.CloseReason)
.Returns(new ShutdownEventArgs(ShutdownInitiator.Application, 200, "Test"));
var factory = new ChannelFactory(_connectionFactory.Object, _config, _channelConfig);
/* Test */
var first = await factory.GetChannelAsync();
var second = await factory.GetChannelAsync();
var third = await factory.GetChannelAsync();
var firstAgain = await factory.GetChannelAsync();
var thirdAgain = await factory.GetChannelAsync();
/* Assert */
Assert.Equal(first, _firstChannel.Object);
Assert.Equal(second, _secondChannel.Object);
Assert.Equal(third, _thirdChannel.Object);
Assert.Equal(firstAgain, _firstChannel.Object);
Assert.Equal(thirdAgain, _thirdChannel.Object);
}