Promote VedAstro to gated adapter candidate

tests/test_vedastro_adapter_candidate_guard.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+import json
+import subprocess
+import sys
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+
+
+def test_backend_probe_tracks_vedastro_as_service_adapter_candidate() -> None:
+    completed = subprocess.run(
+        [sys.executable, "scripts/ephemeris_backend_probe.py"],
+        cwd=ROOT,
+        text=True,
+        capture_output=True,
+        timeout=120,
+        check=False,
+    )
+
+    assert completed.returncode == 0, completed.stderr or completed.stdout
+    report = json.loads(completed.stdout)
+    vedastro = report["candidate_backends"]["vedastro"]
+
+    assert vedastro["available"] is True
+    assert vedastro["replacement_readiness"] == "service_adapter_candidate"
+    assert "service/API boundary" in vedastro["license_posture"]
+    assert "adapter contract" in vedastro["next_step"]
+
+
+def test_candidate_spike_keeps_vedastro_gated_until_parity_and_timeout_checks() -> None:
+    completed = subprocess.run(
+        [sys.executable, "scripts/ephemeris_candidate_adapter_spike.py"],
+        cwd=ROOT,
+        text=True,
+        capture_output=True,
+        timeout=120,
+        check=False,
+    )
+
+    assert completed.returncode == 0, completed.stderr or completed.stdout
+    report = json.loads(completed.stdout)
+    vedastro = report["candidate_backends"]["vedastro_service_adapter_candidate"]
+
+    assert vedastro["candidate_backend"] == "vedastro_service_adapter_candidate"
+    assert vedastro["candidate_adapter_spike"] == "service_boundary_not_yet_executable"
+    assert vedastro["runtime_setting_exposure"] == "blocked_until_parity_timeout_and_license_gates"
+    assert "service boundary" in vedastro["license_gate"]
+    assert "timeout" in vedastro["parity_gate_required"]