fix(plugins): use shared handoff resources and native patch versions

2026-09-10 19:20:14 +05:30
parent 19a71bbacf
commit 2ac8f2f9a9
83 changed files with 2515 additions and 2916 deletions
@@ -0,0 +1,74 @@
+"""Every Python host consumes shared handoffs through the same MCP tool."""
+
+import importlib.util
+import json
+import sys
+from pathlib import Path
+from types import SimpleNamespace
+
+import pytest
+
+CORE = Path(__file__).resolve().parents[1] / "python"
+sys.path.insert(0, str(CORE))
+spec = importlib.util.spec_from_file_location("handoff_mcp", CORE / "mcp_server.py")
+server = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(server)
+
+
+def request(arguments):
+    return {
+        "id": 1,
+        "method": "tools/call",
+        "params": {
+            "name": "handoff_resource",
+            "arguments": arguments,
+            "_meta": {"x-codex-turn-metadata": {"workspaces": {"/project root": {}}}},
+        },
+    }
+
+
+def test_resource_tool_exposes_full_context_without_replaying_tools(monkeypatch):
+    context = json.dumps({"context_type": "historical_session", "handoff": {"text": "evidence" * 1000}})
+    calls = []
+
+    def run(command, **kwargs):
+        calls.append((command, kwargs))
+        return SimpleNamespace(returncode=0, stdout=context, stderr="")
+
+    monkeypatch.setattr(server.subprocess, "run", run)
+    resource = "/saved handoff; $(do-not-execute).json"
+    result = server.handle_request(request({"action": "resume", "resource": resource}))
+    assert result["result"]["content"][0]["text"] == context
+    command, kwargs = calls[0]
+    assert command == [sys.executable, str(CORE / "session_handoff.py"), f"--resume={resource}",
+                       "--cwd=/project root", "--command-output"]
+    assert not kwargs.get("shell")
+    tools = server.handle_request({"id": 2, "method": "tools/list"})["result"]["tools"]
+    assert {tool["name"] for tool in tools} == {"search_memories", "handoff_resource"}
+
+
+def test_resource_listing_is_scoped_to_host_project_and_failures_are_visible(monkeypatch):
+    calls = []
+
+    def run(command, **kwargs):
+        calls.append(command)
+        return SimpleNamespace(returncode=1, stdout="", stderr="Invalid handoff resource")
+
+    monkeypatch.setattr(server.subprocess, "run", run)
+    result = server.handle_request(request({"action": "list"}))["result"]
+    assert "--list" in calls[0]
+    assert "--cwd=/project root" in calls[0]
+    assert result["isError"] is True
+    assert result["content"][0]["text"] == "Invalid handoff resource"
+
+
+@pytest.mark.parametrize("arguments", [None, {}, {"action": "save"}, {"action": "resume"},
+                                        {"action": "resume", "resource": "\0"},
+                                        {"action": "list", "resource": "/unexpected"},
+                                        {"action": "list", "cwd": "/other-project"}])
+def test_invalid_resource_calls_do_not_execute(arguments, monkeypatch):
+    def never(*args, **kwargs):
+        pytest.fail("invalid call reached the runtime")
+
+    monkeypatch.setattr(server.subprocess, "run", never)
+    assert server.handle_request(request(arguments))["result"]["isError"] is True