example use, live MCP

told chat i dont want to use the fake ahh server we have (FakeAdapter). switch over, boom, errors.

tests/wf_mcp/test_mcp_tool_workflow_example.py

@@ -0,0 +1,22 @@
+from __future__ import annotations
+
+import asyncio
+from typing import Any, cast
+
+import pytest
+
+from examples.mcp_tool_workflow import run_example
+
+
+def test_mcp_tool_workflow_example_runs_discovered_tool() -> None:
+    try:
+        result = asyncio.run(run_example())
+    except PermissionError as exc:
+        pytest.skip(f"stdio MCP transport is not permitted in this environment: {exc}")
+
+    assert result["status"] == "completed"
+    assert result["output"] == {"echoed": "hello from MCP"}
+    catalog = cast(dict[str, Any], result["catalog"])
+    node = catalog["nodes"][0]
+    assert node["qualified_name"] == "fixture.personal.echo_tool"
+    assert node["input_schema"]["properties"]["text"]["description"] == "Text to echo"

tests/wf_mcp/test_service.py

@@ -196,10 +196,7 @@ def test_service_catalog_preserves_json_schema_description_metadata() -> None:
     node = service.get_catalog().as_payload()["nodes"][0]
     assert node["input_schema"]["type"] == "object"
     assert isinstance(node["input_schema"]["properties"], dict)
-    assert (
-        node["input_schema"]["properties"]["text"]["description"]
-        == "Text to echo"
-    )
+    assert node["input_schema"]["properties"]["text"]["description"] == "Text to echo"
     assert node["output_schema"]["type"] == "object"
     assert isinstance(node["output_schema"]["properties"], dict)
 
@@ -226,7 +223,9 @@ def test_service_wrapped_tool_adapter_model_validates_simple_schema_types() -> N
     except ValueError as exc:
         assert "text" in str(exc)
     else:
-        raise AssertionError("expected generated adapter model to reject non-string text")
+        raise AssertionError(
+            "expected generated adapter model to reject non-string text"
+        )
 
 
 def test_service_records_tool_call_events() -> None: