Publish stable client proto inputs

2026-04-26 18:52:39 -04:00
parent 366f57198f
commit 6a40d26366
21 changed files with 768 additions and 267 deletions
@@ -0,0 +1,102 @@
+using System.Text.Json;
+using Google.Protobuf;
+using MxGateway.Contracts;
+using MxGateway.Contracts.Proto;
+
+namespace MxGateway.Tests.Contracts;
+
+public sealed class ClientProtoInputTests
+{
+    [Fact]
+    public void Manifest_DeclaresCurrentProtocolVersionsAndExistingInputs()
+    {
+        DirectoryInfo repositoryRoot = FindRepositoryRoot();
+        string manifestPath = Path.Combine(repositoryRoot.FullName, "clients", "proto", "proto-inputs.json");
+
+        using JsonDocument manifest = JsonDocument.Parse(File.ReadAllText(manifestPath));
+        JsonElement root = manifest.RootElement;
+
+        Assert.Equal(1, root.GetProperty("schemaVersion").GetInt32());
+        Assert.Equal(GatewayContractInfo.GatewayProtocolVersion, root.GetProperty("gatewayProtocolVersion").GetUInt32());
+        Assert.Equal(GatewayContractInfo.WorkerProtocolVersion, root.GetProperty("workerProtocolVersion").GetUInt32());
+
+        string protoRoot = Path.Combine(repositoryRoot.FullName, root.GetProperty("protoRoot").GetString()!);
+        foreach (JsonElement sourceFile in root.GetProperty("sourceFiles").EnumerateArray())
+        {
+            string sourcePath = Path.Combine(protoRoot, sourceFile.GetProperty("path").GetString()!);
+            Assert.True(File.Exists(sourcePath), $"Expected proto source file '{sourcePath}' to exist.");
+        }
+
+        foreach (JsonProperty output in root.GetProperty("generatedOutputs").EnumerateObject())
+        {
+            string outputPath = Path.Combine(repositoryRoot.FullName, output.Value.GetString()!);
+            Assert.True(Directory.Exists(outputPath), $"Expected generated output directory '{outputPath}' to exist.");
+        }
+    }
+
+    [Fact]
+    public void OpenSessionReplyFixture_ParsesWithCurrentContract()
+    {
+        OpenSessionReply reply = ParseFixture(
+            "open-session-reply.ok.json",
+            OpenSessionReply.Parser);
+
+        Assert.Equal(GatewayContractInfo.GatewayProtocolVersion, reply.GatewayProtocolVersion);
+        Assert.Equal(GatewayContractInfo.WorkerProtocolVersion, reply.WorkerProtocolVersion);
+        Assert.Equal(ProtocolStatusCode.Ok, reply.ProtocolStatus.Code);
+    }
+
+    [Fact]
+    public void RegisterCommandRequestFixture_ParsesWithCurrentContract()
+    {
+        MxCommandRequest request = ParseFixture(
+            "register-command-request.json",
+            MxCommandRequest.Parser);
+
+        Assert.Equal(MxCommandKind.Register, request.Command.Kind);
+        Assert.Equal("fixture-client", request.Command.Register.ClientName);
+    }
+
+    [Fact]
+    public void OnDataChangeEventFixture_ParsesWithCurrentContract()
+    {
+        MxEvent gatewayEvent = ParseFixture(
+            "on-data-change-event.json",
+            MxEvent.Parser);
+
+        Assert.Equal(MxEventFamily.OnDataChange, gatewayEvent.Family);
+        Assert.Equal(1ul, gatewayEvent.WorkerSequence);
+        Assert.Equal(MxDataType.Integer, gatewayEvent.Value.DataType);
+        Assert.Equal(MxEvent.BodyOneofCase.OnDataChange, gatewayEvent.BodyCase);
+    }
+
+    private static T ParseFixture<T>(
+        string fixtureName,
+        MessageParser<T> parser)
+        where T : IMessage<T>
+    {
+        DirectoryInfo repositoryRoot = FindRepositoryRoot();
+        string fixturePath = Path.Combine(repositoryRoot.FullName, "clients", "proto", "fixtures", "golden", fixtureName);
+
+        return parser.ParseJson(File.ReadAllText(fixturePath));
+    }
+
+    private static DirectoryInfo FindRepositoryRoot()
+    {
+        DirectoryInfo? current = new(AppContext.BaseDirectory);
+
+        while (current is not null)
+        {
+            if (File.Exists(Path.Combine(current.FullName, "AGENTS.md"))
+                && Directory.Exists(Path.Combine(current.FullName, "src"))
+                && Directory.Exists(Path.Combine(current.FullName, "clients")))
+            {
+                return current;
+            }
+
+            current = current.Parent;
+        }
+
+        throw new DirectoryNotFoundException("Could not locate the repository root from the test output directory.");
+    }
+}