1 files changed, 92 insertions, 0 deletions
diff --git a/tests/Agent.Mcp.TestHost/ConformanceTools.cs b/tests/Agent.Mcp.TestHost/ConformanceTools.cs
new file mode 100644
index 0000000..3d8879d
--- /dev/null
+++ b/tests/Agent.Mcp.TestHost/ConformanceTools.cs
@@ -0,0 +1,92 @@
+using System.ComponentModel;
+using ModelContextProtocol;
+using ModelContextProtocol.Protocol;
+using ModelContextProtocol.Server;
+
+#pragma warning disable MCP9005 // The frozen alpha conformance fixture deliberately probes the legacy sampling capability.
+
+namespace Agent.Mcp.TestHost;
+
+[McpServerToolType]
+public sealed class ConformanceTools
+{
+    [McpServerTool(Name = "test_missing_capability")]
+    [Description("Conformance-only sampling capability probe.")]
+    public async Task<string> TestMissingCapability(McpServer server, CancellationToken cancellationToken)
+    {
+        await server.SampleAsync(new CreateMessageRequestParams
+        {
+            MaxTokens = 1,
+            Messages = [new SamplingMessage { Role = Role.User, Content = [new TextContentBlock { Text = "probe" }] }]
+        }, cancellationToken).ConfigureAwait(false);
+        return "sampled";
+    }
+
+    [McpServerTool(Name = "test_streaming_elicitation")]
+    [Description("Conformance-only response-stream framing probe.")]
+    public string TestStreamingElicitation() => "stream complete";
+
+    [McpServerTool(Name = "test_logging_tool")]
+    [Description("Conformance-only request log-level probe.")]
+    public string TestLoggingTool() => "no request-scoped log emitted";
+
+    [McpServerTool(Name = "confirm_delete")]
+    [Description("Conformance-only elicitation task fixture.")]
+    public string ConfirmDelete(RequestContext<CallToolRequestParams> context, string filename)
+    {
+        if (context.Params?.InputResponses?.Count > 0) return $"delete {filename}: accepted";
+        throw new InputRequiredException(new Dictionary<string, InputRequest>
+        {
+            ["confirm-delete"] = Elicitation($"Confirm deletion of {filename}", "confirm", new ElicitRequestParams.BooleanSchema())
+        }, "confirm-delete");
+    }
+
+    [McpServerTool(Name = "multi_input")]
+    [Description("Conformance-only multiple elicitation task fixture.")]
+    public string MultiInput(RequestContext<CallToolRequestParams> context)
+    {
+        if (context.Params?.InputResponses?.Count >= 2) return "both inputs received";
+        throw new InputRequiredException(new Dictionary<string, InputRequest>
+        {
+            ["first"] = Elicitation("First confirmation", "confirm", new ElicitRequestParams.BooleanSchema()),
+            ["second"] = Elicitation("Second confirmation", "confirm", new ElicitRequestParams.BooleanSchema())
+        }, "multi-input");
+    }
+
+    [McpServerTool(Name = "test_tool_with_task")]
+    [Description("Conformance-only MRTR and Tasks composition fixture.")]
+    public string TestToolWithTask(RequestContext<CallToolRequestParams> context)
+    {
+        if (context.Params?.InputResponses is { Count: > 0 } responses)
+        {
+            string response = System.Text.Json.JsonSerializer.Serialize(responses);
+            return response.Contains("Alice", StringComparison.Ordinal) ? "Hello, Alice" : "Hello, user";
+        }
+        throw new InputRequiredException(new Dictionary<string, InputRequest>
+        {
+            ["user-name"] = Elicitation("Provide a user name", "name", new ElicitRequestParams.StringSchema())
+        }, "user-name");
+    }
+
+    private static InputRequest Elicitation(string message, string propertyName, ElicitRequestParams.PrimitiveSchemaDefinition schema) =>
+        InputRequest.ForElicitation(new ElicitRequestParams
+        {
+            Mode = "form",
+            Message = message,
+            RequestedSchema = new ElicitRequestParams.RequestSchema
+            {
+                Properties = new Dictionary<string, ElicitRequestParams.PrimitiveSchemaDefinition> { [propertyName] = schema },
+                Required = [propertyName]
+            }
+        });
+
+    public sealed class Confirmation
+    {
+        public bool Confirm { get; set; }
+    }
+
+    public sealed class UserName
+    {
+        public string? Name { get; set; }
+    }
+}