public async Task SendAsync_ShouldWriteToPipeOutput_OnPayload(int length)
{
var pipe = new FakeDuplexPipe();
var conn = new FakeConnection {
Pipe = pipe, Parser = new FakeFrameParser()
};
await conn.SendAsync(new Frame <MessageMetadata>(new byte[length],
new MessageMetadata {
Length = length
}));
var sentBuffer = await pipe.ReadPipeWriter();
Assert.Equal(length + 4, sentBuffer.Buffer.Length);
}
public async Task SendAsync_ShouldWriteToPipeOutput_OnEmptyPayload()
{
var pipe = new FakeDuplexPipe();
var conn = new FakeConnection {
Pipe = pipe, Parser = new FakeFrameParser()
};
await conn.SendAsync(new Frame <MessageMetadata>(new ReadOnlySequence <byte>(new byte[0]),
new MessageMetadata {
Length = 0
}));
var sentBuffer = await pipe.ReadPipeWriter();
Assert.Equal(4, sentBuffer.Buffer.Length);
}
public async Task SendAsync_ShouldThrow_OnDisposed()
{
var pipe = new FakeDuplexPipe();
var conn = new FakeConnection {
Pipe = pipe, Parser = new FakeFrameParser()
};
conn.OnCreate = () => conn.Dispose();
await conn.Setup();
await Assert.ThrowsAsync <ObjectDisposedException>(async() => await conn.SendAsync(
new Frame <MessageMetadata>(new ReadOnlySequence <byte>(new byte[0]),
new MessageMetadata {
Length = 0
})));
}
public async Task Setup_ShouldReadFrame_OnReceivedData()
{
var pipe = new FakeDuplexPipe();
var conn = new FakeConnection {
Pipe = pipe, Parser = new FakeFrameParser()
};
var setup = conn.Setup();
conn.OnReceive = metadata =>
{
Assert.NotNull(metadata);
Assert.Equal(4, metadata.Length);
conn.Dispose();
};
//let's write a simple message.
await pipe.FakeRead(_createMessage(4));
// then start the receive loop
await setup;
}