refactor: split node agent and Go control plane

2026-09-11 16:57:31 +08:00
parent 078c22c73b
commit c86ba9c4d7
129 changed files with 654 additions and 77 deletions
@@ -0,0 +1,63 @@
+using WxAgent.Core;
+using Xunit;
+
+namespace WxAgent.Core.Tests;
+
+public sealed class InterprocessCommandGateTests
+{
+    [Fact]
+    public async Task SeparateInstancesShareAnExclusiveLease()
+    {
+        var path = Path.Combine(Path.GetTempPath(), "wx-gate-" + Guid.NewGuid(), "commands.lock");
+        try
+        {
+            using var first = new InterprocessCommandGate(path);
+            using var second = new InterprocessCommandGate(path);
+            using var timeout = new CancellationTokenSource(TimeSpan.FromSeconds(5));
+            await first.WaitAsync(timeout.Token);
+            var waiting = second.WaitAsync(timeout.Token);
+            Assert.False(waiting.IsCompleted);
+            first.Release();
+            await waiting;
+            second.Release();
+        }
+        finally { Directory.Delete(Path.GetDirectoryName(path)!, recursive: true); }
+    }
+
+    [Fact]
+    public async Task CancelledContentionDoesNotPoisonTheLocalQueue()
+    {
+        var path = Path.Combine(Path.GetTempPath(), "wx-gate-" + Guid.NewGuid(), "commands.lock");
+        try
+        {
+            using var first = new InterprocessCommandGate(path);
+            using var second = new InterprocessCommandGate(path);
+            using var timeout = new CancellationTokenSource(TimeSpan.FromSeconds(5));
+            await first.WaitAsync(timeout.Token);
+            using var cancelled = new CancellationTokenSource(TimeSpan.FromMilliseconds(100));
+            await Assert.ThrowsAnyAsync<OperationCanceledException>(() => second.WaitAsync(cancelled.Token));
+            first.Release();
+            await second.WaitAsync(timeout.Token);
+            second.Release();
+        }
+        finally { Directory.Delete(Path.GetDirectoryName(path)!, recursive: true); }
+    }
+
+    [Fact]
+    public async Task NonContentionIoErrorsAreNotRetried()
+    {
+        var path = Path.Combine(Path.GetTempPath(), "wx-gate-" + Guid.NewGuid(), "commands.lock");
+        Directory.CreateDirectory(path); // A directory cannot be opened as the lock file.
+        try
+        {
+            using var gate = new InterprocessCommandGate(path);
+            using var timeout = new CancellationTokenSource(TimeSpan.FromSeconds(5));
+            var error = await Record.ExceptionAsync(() => gate.WaitAsync(timeout.Token));
+            Assert.True(error is IOException or UnauthorizedAccessException);
+            Directory.Delete(path);
+            await gate.WaitAsync(timeout.Token);
+            gate.Release();
+        }
+        finally { Directory.Delete(Path.GetDirectoryName(path)!, recursive: true); }
+    }
+}