Fixed a couple sneaky bugs with prompts.

tests/native_codex.py

@@ -21,6 +21,9 @@ def fixture_shell():
         data = os.read(0, 4096)
         if not data:
             return
+        if data == b"\x04":
+            os.write(1, b"\x1b[24;1H\x1b[2K[Username@host directory] $ ")
+            continue
         os.write(1, data)
 
 
@@ -128,13 +131,17 @@ def main():
             bridge.write_status(statusPath, "done")
             time.sleep(0.4)
             action("Insert+0", "Codex finished")
-            action("Insert+a", "Application Codex")
-            action("d", "Default")
-            action("Return", "Default settings restored")
+            # Leave old Codex/composer text visible and keep the bridge alive:
+            # the fresh shell prompt itself must restore ordinary behavior.
+            action("ctrl+d", "Default settings restored")
+            keyboard.key("h", "e", "l", "l", "o")
+            action("Left", "o")
+            action("Left", "l")
+            action("Right", "o")
             keyboard.key("Insert+q")
             wait_for(lambda: (root / "finished").exists(), "reader exit")
             assert not server.errors, server.errors
-            print("PASS: real private PTY/override/socket bridge, composer Left/Right feedback, baseline history, completed messages only, one announcement, long replies, replay and status")
+            print("PASS: real private PTY/override/socket bridge, composer Left/Right feedback, baseline history, completed messages only, one announcement, long replies, replay, status, shell exit without bridge closure and restored shell arrows")
         except BaseException:
             print("Recent private speech:", server.events[-15:], file=sys.stderr)
             if (root / "status.json").exists():