외부 실증과 인증 화면 경계 보강

scripts/test_g7_external_voice_soak.py

@@ -47,7 +47,7 @@ class G7ExternalVoiceSoakTests(unittest.TestCase):
     def setUpClass(cls) -> None:
         cls.runner = load_runner()
 
-    def test_default_duration_is_contractual_fifty_minutes(self) -> None:
+    def test_default_duration_preserves_the_common_window_margin(self) -> None:
         args = self.runner.parser().parse_args(
             [
                 "--expected-stt-provider",
@@ -62,10 +62,37 @@ class G7ExternalVoiceSoakTests(unittest.TestCase):
                 "Physical Microphone",
             ]
         )
-        self.assertEqual(3_000.0, args.duration_seconds)
+        self.assertEqual(3_120.0, args.duration_seconds)
         self.assertFalse(args.preflight_only)
         self.assertFalse(args.confirm_physical_capture)
 
+    def test_full_soak_rejects_a_duration_without_overlap_margin(self) -> None:
+        cli = self.runner.parser()
+        args = cli.parse_args(
+            [
+                "--expected-stt-provider",
+                "local_whisper",
+                "--expected-stt-model",
+                "small",
+                "--expected-tts-provider",
+                "melotts",
+                "--expected-tts-model",
+                "melotts-korean",
+                "--microphone-device",
+                "Physical Microphone",
+                "--duration-seconds",
+                "3000",
+            ]
+        )
+        with (
+            patch.object(cli, "error", side_effect=ValueError) as error,
+            self.assertRaises(ValueError),
+        ):
+            self.runner.validate_args(args, cli)
+        error.assert_called_once_with(
+            "--duration-seconds must be >= 3120 for a production physical soak"
+        )
+
     def test_public_url_injects_session_without_changing_target_metadata(self) -> None:
         raw_session_id = "private-session-id"
         url = self.runner.with_session_id(