test(mobile): verify Windows host ancestry and 0.1.4 runtime integration

tests/tui_gateway/test_compute_host.py

@@ -7,6 +7,7 @@ import threading
 from pathlib import Path
 
 import pytest
+import psutil
 
 from tui_gateway.compute_host import ComputeHost, HostSession
 
@@ -49,7 +50,11 @@ def test_compute_host_line_json_seed_turn_interrupt():
     try:
         hello = _read_json_line(out)
         assert hello["type"] == "hello"
-        assert hello["host_pid"] == proc.pid
+        # Native Windows venv python.exe is a redirector: Popen owns the shim
+        # while the actual Python child reports its own PID. Verify the real
+        # process ancestry instead of mistaking that topology for a host bug.
+        reported = psutil.Process(hello["host_pid"])
+        assert proc.pid in {reported.pid, *(parent.pid for parent in reported.parents())}
 
         proc.stdin.write(json.dumps({"type": "session.seed", "sid": "s1", "request_id": "seed"}) + "\n")
         proc.stdin.flush()