public void BuildAckMessage()
{
"创建的Ack信息可以被解析出创建传入的Ack值".Test(() =>
{
// 返回的信息包含当前的 ack 值
var buildAckMessage = AckManager.BuildAckMessage(100);
using var memoryStream = new MemoryStream(buildAckMessage, false);
var isAck = AckManager.IsAckMessage(memoryStream, out var ack);
Assert.AreEqual(true, isAck);
// 100ul 就是 ulong 100 的意思，我担心你看懂，所以特别加了 ulong 的转换，让你以为 ul 是一个有趣的后缀
Assert.AreEqual((ulong)100ul, ack.Value);
});
"传入不属于 Ack 的信息，可以返回不是 Ack 信息".Test(() =>
{
using var memoryStream = new MemoryStream();
var streamWriter = new StreamWriter(memoryStream);
streamWriter.WriteLine("林德熙是逗比");
const long position = 2;
memoryStream.Position = position;
var isAck = AckManager.IsAckMessage(memoryStream, out var ack);
Assert.AreEqual(false, isAck);
// 如果读取返回不是 Ack 那么将 Stream 设置回传入的 Position 的值
Assert.AreEqual(position, memoryStream.Position);
});
}
public void BuildAckMessage()
{
"创建的Ack信息可以被解析出创建传入的Ack值".Test(() =>
{
// 返回的信息包含当前的 ack 值
var buildAckMessage = AckManager.BuildAckMessage(100);
using var memoryStream = new MemoryStream(buildAckMessage, false);
var isAck = AckManager.IsAckMessage(memoryStream, out var ack);
Assert.AreEqual(true, isAck);
Assert.AreEqual(100, ack.Value);
});
}
public async Task SendAckAsync(Ack receivedAck)
{
var ackMessage = AckManager.BuildAckMessage(receivedAck);
await WriteMessageAsync(ackMessage, 0, ackMessage.Length);
}