Harden redaction-pressure reward and provenance

tests/test_probe.py

@@ -0,0 +1,40 @@
+from __future__ import annotations
+
+import subprocess
+import sys
+import unittest
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+ENVIRONMENTS = (
+    "redaction-pressure",
+    "canary-trap",
+    "fault-localisation",
+    "schema-migration",
+)
+
+
+class RootProbeIntegrationTests(unittest.TestCase):
+    def test_public_root_probe_gates_all_four_environments(self) -> None:
+        completed = subprocess.run(
+            [sys.executable, "probe.py"],
+            cwd=ROOT,
+            text=True,
+            capture_output=True,
+            timeout=30,
+            check=False,
+        )
+        self.assertEqual(
+            completed.returncode,
+            0,
+            msg=f"root probe failed:\nstdout:\n{completed.stdout}\nstderr:\n{completed.stderr}",
+        )
+        for environment in ENVIRONMENTS:
+            with self.subTest(environment=environment):
+                self.assertIn(environment, completed.stdout)
+        self.assertEqual(completed.stdout.count("   ok"), len(ENVIRONMENTS))
+
+
+if __name__ == "__main__":
+    unittest.main()