feat(release): add reproducible signed artifacts (#19)

tests/FinalFactory.Rendezvous.Tests/Contracts/ContractTestFiles.cs

@@ -1,30 +1,69 @@
+using System.Xml.Linq;
+
 namespace FinalFactory.Rendezvous.Tests.Contracts;
 
 internal static class ContractTestFiles
 {
     public static string Read(string fileName) => File
-        .ReadAllText(Path.Combine(Directory, fileName))
+        .ReadAllText(Path.Combine(DirectoryFor(fileName), fileName))
         .TrimEnd('\r', '\n');
 
     public static string Directory
+    {
+        get
+        {
+            return VersionedDirectory(Property("RendezvousMajorVersion"));
+        }
+    }
+
+    public static string OpenApiDocument
+    {
+        get
+        {
+            string httpVersion = Property("HttpContractVersion");
+            return Path.Combine(RepositoryRoot, $"docs/api/rendezvous-v{httpVersion}.json");
+        }
+    }
+
+    private static string DirectoryFor(string fileName)
+    {
+        string property = fileName switch
+        {
+            "client-public-api.txt" or "contracts-public-api.txt" => "RendezvousMajorVersion",
+            "connection-ticket.json" => "ConnectionTicketFormatVersion",
+            _ when fileName.EndsWith(".hex", StringComparison.Ordinal) => "UdpContractVersion",
+            _ when fileName.EndsWith(".json", StringComparison.Ordinal) => "HttpContractVersion",
+            _ => throw new InvalidOperationException($"No contract version dimension maps {fileName}."),
+        };
+        return VersionedDirectory(Property(property));
+    }
+
+    private static string VersionedDirectory(string version) => Path.Combine(
+        RepositoryRoot,
+        $"tests/FinalFactory.Rendezvous.Tests/TestData/Contracts/v{version}");
+
+    private static string Property(string name)
+    {
+        XDocument versions = XDocument.Load(Path.Combine(RepositoryRoot, "eng/Versions.props"));
+        return versions.Descendants(name).Single().Value;
+    }
+
+    private static string RepositoryRoot
     {
         get
         {
             DirectoryInfo? directory = new(AppContext.BaseDirectory);
             while (directory is not null)
             {
-                string solution = Path.Combine(directory.FullName, "Rendezvous.slnx");
-                if (File.Exists(solution))
+                if (File.Exists(Path.Combine(directory.FullName, "Rendezvous.slnx")))
                 {
-                    return Path.Combine(
-                        directory.FullName,
-                        "tests/FinalFactory.Rendezvous.Tests/TestData/Contracts/v1");
+                    return directory.FullName;
                 }
 
                 directory = directory.Parent;
             }
 
-            throw new DirectoryNotFoundException("Could not locate contract test data.");
+            throw new DirectoryNotFoundException("Could not locate repository root.");
         }
     }
 }

tests/FinalFactory.Rendezvous.Tests/Contracts/OpenApiCompatibilityTests.cs

@@ -40,12 +40,10 @@ public sealed class OpenApiCompatibilityTests
     ];
 
     [Fact]
-    public void GeneratedOpenApiContainsTheFrozenV1Surface()
+    public void GeneratedOpenApiContainsTheFrozenVersionedSurface()
     {
-        string path = Path.Combine(
-            ContractTestFiles.Directory,
-            "../../../../../docs/api/rendezvous-v1.json");
-        using JsonDocument document = JsonDocument.Parse(File.ReadAllText(Path.GetFullPath(path)));
+        using JsonDocument document = JsonDocument.Parse(
+            File.ReadAllText(ContractTestFiles.OpenApiDocument));
         JsonElement root = document.RootElement;
 
         Assert.Equal("3.1.1", root.GetProperty("openapi").GetString());

tests/FinalFactory.Rendezvous.Tests/Contracts/TraversalTokenCodecTests.cs

@@ -1,3 +1,4 @@
+using System.Text.Json;
 using FinalFactory.Rendezvous.Client;
 using FinalFactory.Rendezvous.Contracts;
 
@@ -22,6 +23,20 @@ public sealed class TraversalTokenCodecTests
         Assert.DoesNotContain(encoded, decoded.ToString(), StringComparison.Ordinal);
     }
 
+    [Fact]
+    public void ConnectionTicketMatchesTheVersionedV1Vector()
+    {
+        using JsonDocument vector = JsonDocument.Parse(ContractTestFiles.Read("connection-ticket.json"));
+        JsonElement root = vector.RootElement;
+        JoinAttemptId attemptId = new(Guid.Parse(root.GetProperty("attemptId").GetString()!));
+        string authenticator = root.GetProperty("derivedAuthenticator").GetString()!;
+
+        string ticket = NatIntroductionTokenCodec.Encode(attemptId, authenticator);
+
+        Assert.Equal(root.GetProperty("connectionTicket").GetString(), ticket);
+        Assert.Equal(root.GetProperty("digest").GetString(), NatIntroductionTokenCodec.ComputeDigest(ticket));
+    }
+
     [Fact]
     public void IntroductionTokenRejectsNonCanonicalOrAlteredFields()
     {