transparent mode uses new, builtin technology

tests/__init__.py

@@ -0,0 +1 @@
+"""Test package for local helper imports."""

tests/test_wf_mcp_broker_server.py

@@ -13,7 +13,11 @@ from wf_mcp import (
     load_broker_config,
 )
 
-from test_wf_mcp_support import FailingDiscoveryAdapter, FakeAdapter, local_temp_root
+from tests.test_wf_mcp_support import (
+    FailingDiscoveryAdapter,
+    FakeAdapter,
+    local_temp_root,
+)
 
 
 def test_load_broker_config_resolves_relative_store_root() -> None:

tests/test_wf_mcp_cli.py

@@ -5,7 +5,7 @@ from pathlib import Path
 
 from wf_mcp.cli import build_parser, main
 
-from test_wf_mcp_support import local_temp_root
+from tests.test_wf_mcp_support import local_temp_root
 
 
 def _write_config(path: Path) -> None:
@@ -34,6 +34,27 @@ def test_build_parser_accepts_serve_transport() -> None:
 
     assert args.command == "serve"
     assert args.transport == "streamable_http"
+    assert args.mode == "proxy"
+    assert args.resources_as_tools is False
+    assert args.prompts_as_tools is False
+
+
+def test_build_parser_accepts_proxy_compatibility_flags() -> None:
+    parser = build_parser()
+    args = parser.parse_args(
+        [
+            "--config",
+            "wf_mcp.config.json",
+            "serve",
+            "--resources-as-tools",
+            "--prompts-as-tools",
+        ]
+    )
+
+    assert args.command == "serve"
+    assert args.mode == "proxy"
+    assert args.resources_as_tools is True
+    assert args.prompts_as_tools is True
 
 
 def test_cli_connections_prints_configured_connections(capsys) -> None:

tests/test_wf_mcp_sdk_adapter.py

@@ -6,7 +6,7 @@ import pytest
 
 from wf_mcp import ConnectionConfig, FileStore, McpSdkAdapter, WfMcpService
 
-from test_wf_mcp_support import (
+from tests.test_wf_mcp_support import (
     everything_server_connection,
     fixture_server_path,
     local_temp_root,

tests/test_wf_mcp_service.py

@@ -13,7 +13,7 @@ from wf_mcp import (
 )
 from wf_mcp.error_info import error_payload
 
-from test_wf_mcp_support import (
+from tests.test_wf_mcp_support import (
     FailingDiscoveryAdapter,
     FakeAdapter,
     echo_tool,

tests/test_wf_mcp_store.py

@@ -2,7 +2,7 @@ from __future__ import annotations
 
 from wf_mcp import AuthRecord, FileStore
 
-from test_wf_mcp_support import local_temp_root
+from tests.test_wf_mcp_support import local_temp_root
 
 
 def test_file_store_round_trips_auth() -> None:

tests/test_wf_mcp_transparent_proxy.py

@@ -0,0 +1,75 @@
+from __future__ import annotations
+
+import asyncio
+import sys
+
+from wf_mcp import BrokerConfig, ConnectionConfig, create_transparent_proxy_client
+
+from tests.test_wf_mcp_support import fixture_server_path, local_temp_root
+
+
+def test_transparent_proxy_lists_and_calls_upstream_tools() -> None:
+    config = BrokerConfig(
+        store_root=local_temp_root() / "transparent_proxy_store",
+        connections=[
+            ConnectionConfig(
+                id="fixture.personal",
+                server="fixture",
+                account="personal",
+                metadata={
+                    "transport": "stdio",
+                    "command": sys.executable,
+                    "args": [fixture_server_path()],
+                },
+            )
+        ],
+    )
+
+    async def run_proxy() -> None:
+        client = create_transparent_proxy_client(config)
+        async with client:
+            tools = await client.list_tools()
+            names = [tool.name for tool in tools]
+            assert "fixture.personal_echo_tool" in names
+
+            result = await client.call_tool(
+                "fixture.personal_echo_tool",
+                {"text": "hello"},
+            )
+            assert result.structured_content == {"echoed": "hello"}
+
+    asyncio.run(run_proxy())
+
+
+def test_transparent_proxy_can_expose_resources_and_prompts_as_tools() -> None:
+    config = BrokerConfig(
+        store_root=local_temp_root() / "transparent_proxy_helper_store",
+        connections=[
+            ConnectionConfig(
+                id="fixture.personal",
+                server="fixture",
+                account="personal",
+                metadata={
+                    "transport": "stdio",
+                    "command": sys.executable,
+                    "args": [fixture_server_path()],
+                },
+            )
+        ],
+    )
+
+    async def run_proxy() -> None:
+        client = create_transparent_proxy_client(
+            config,
+            resources_as_tools=True,
+            prompts_as_tools=True,
+        )
+        async with client:
+            tools = await client.list_tools()
+            names = [tool.name for tool in tools]
+            assert "list_resources" in names
+            assert "read_resource" in names
+            assert "list_prompts" in names
+            assert "get_prompt" in names
+
+    asyncio.run(run_proxy())