Add curated AquaSynth dings MCP service

tests/AquaSynth.Dsl.Tests/AquaSynth.Dsl.Tests.csproj

@@ -15,6 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\tools\AquaSynthDingsMcp\AquaSynthDingsMcp.csproj" />
     <Using Include="Xunit" />
     <Using Include="AquaSynth.Faust" />
   </ItemGroup>

tests/AquaSynth.Dsl.Tests/DingCatalogTests.cs

@@ -0,0 +1,35 @@
+using AquaSynthDingsMcp;
+
+namespace AquaSynth.Dsl.Tests;
+
+public sealed class DingCatalogTests
+{
+    [Fact]
+    public void CuratedInstrumentsStayDistinctAndInsidePleasantnessEnvelope() =>
+        Assert.Empty(DingCatalog.ValidateCuration());
+
+    [Fact]
+    public void MinimalDingsVocabularyIsComplete()
+    {
+        string[] expected = ["session.start", "task.acknowledge", "task.complete", "task.error", "input.required", "resource.limit", "user.spam", "session.end", "task.progress"];
+        Assert.Equal(expected.Order(), DingCatalog.Events.Keys.Order());
+    }
+
+    [Fact]
+    public void InstrumentsUseOneSemanticPitchControlAndNoNoise()
+    {
+        foreach (var instrument in DingCatalog.Instruments.Values)
+        {
+            Assert.Contains("/ding/frequency", instrument.Script, StringComparison.Ordinal);
+            Assert.DoesNotContain("wave=noise", instrument.Script, StringComparison.OrdinalIgnoreCase);
+        }
+    }
+
+    [Fact]
+    public void MultiNoteMotifsUseNonUrgentOnsetSpacing()
+    {
+        foreach (var dingEvent in DingCatalog.Events.Values)
+        foreach (var pair in dingEvent.Notes.Zip(dingEvent.Notes.Skip(1)))
+            Assert.InRange(pair.Second.DelayMilliseconds - pair.First.DelayMilliseconds, 180, 320);
+    }
+}