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feat: execute full-repo remaining parity closure plan

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This commit is contained in:
Joseph Doherty
2026-02-23 13:08:52 -05:00
parent cbe1fa6121
commit 2b64d762f6
75 changed files with 2325 additions and 121 deletions
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73
tests/NATS.Server.Tests/Mqtt/MqttListenerParityTests.cs Normal file
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using System.Net;
using System.Net.Sockets;
using System.Text;
using NATS.Server.Mqtt;
namespace NATS.Server.Tests;
public class MqttListenerParityTests
{
[Fact]
public async Task Mqtt_listener_accepts_connect_and_routes_publish_to_matching_subscription()
{
await using var listener = new MqttListener("127.0.0.1", 0);
using var cts = new CancellationTokenSource();
await listener.StartAsync(cts.Token);
using var sub = new TcpClient();
await sub.ConnectAsync(IPAddress.Loopback, listener.Port);
var subStream = sub.GetStream();
await MqttTestWire.WriteLineAsync(subStream, "CONNECT sub");
(await MqttTestWire.ReadLineAsync(subStream, 1000)).ShouldBe("CONNACK");
await MqttTestWire.WriteLineAsync(subStream, "SUB sensors.temp");
var subAck = await MqttTestWire.ReadLineAsync(subStream, 1000);
subAck.ShouldNotBeNull();
subAck.ShouldContain("SUBACK");
using var pub = new TcpClient();
await pub.ConnectAsync(IPAddress.Loopback, listener.Port);
var pubStream = pub.GetStream();
await MqttTestWire.WriteLineAsync(pubStream, "CONNECT pub");
_ = await MqttTestWire.ReadLineAsync(pubStream, 1000);
await MqttTestWire.WriteLineAsync(pubStream, "PUB sensors.temp 42");
var message = await MqttTestWire.ReadLineAsync(subStream, 1000);
message.ShouldBe("MSG sensors.temp 42");
}
}
internal static class MqttTestWire
{
public static async Task WriteLineAsync(NetworkStream stream, string line)
{
var bytes = Encoding.UTF8.GetBytes(line + "\n");
await stream.WriteAsync(bytes);
await stream.FlushAsync();
}
public static async Task<string?> ReadLineAsync(NetworkStream stream, int timeoutMs)
{
using var timeout = new CancellationTokenSource(timeoutMs);
var bytes = new List<byte>();
var one = new byte[1];
try
{
while (true)
{
var read = await stream.ReadAsync(one.AsMemory(0, 1), timeout.Token);
if (read == 0)
return null;
if (one[0] == (byte)'\n')
break;
if (one[0] != (byte)'\r')
bytes.Add(one[0]);
}
}
catch (OperationCanceledException)
{
return null;
}
return Encoding.UTF8.GetString([.. bytes]);
}
}

33
tests/NATS.Server.Tests/Mqtt/MqttPublishSubscribeParityTests.cs Normal file
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using System.Net;
using System.Net.Sockets;
using NATS.Server.Mqtt;
namespace NATS.Server.Tests;
public class MqttPublishSubscribeParityTests
{
[Fact]
public async Task Mqtt_publish_only_reaches_matching_topic_subscribers()
{
await using var listener = new MqttListener("127.0.0.1", 0);
using var cts = new CancellationTokenSource();
await listener.StartAsync(cts.Token);
using var sub = new TcpClient();
await sub.ConnectAsync(IPAddress.Loopback, listener.Port);
var subStream = sub.GetStream();
await MqttTestWire.WriteLineAsync(subStream, "CONNECT sub");
_ = await MqttTestWire.ReadLineAsync(subStream, 1000);
await MqttTestWire.WriteLineAsync(subStream, "SUB sensors.temp");
_ = await MqttTestWire.ReadLineAsync(subStream, 1000);
using var pub = new TcpClient();
await pub.ConnectAsync(IPAddress.Loopback, listener.Port);
var pubStream = pub.GetStream();
await MqttTestWire.WriteLineAsync(pubStream, "CONNECT pub");
_ = await MqttTestWire.ReadLineAsync(pubStream, 1000);
await MqttTestWire.WriteLineAsync(pubStream, "PUB sensors.humidity 90");
(await MqttTestWire.ReadLineAsync(subStream, 150)).ShouldBeNull();
}
}