Harden high-rigor Jyotish timing workflow

tests/test_vedastro_runtime_mode_diagnostics.py

@@ -0,0 +1,54 @@
+from __future__ import annotations
+
+import json
+import os
+import subprocess
+import sys
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+
+
+def _run_diag(env: dict[str, str]) -> dict:
+    completed = subprocess.run(
+        [sys.executable, "scripts/diagnose_vedastro_mode.py", "--json"],
+        cwd=ROOT,
+        text=True,
+        capture_output=True,
+        timeout=30,
+        check=False,
+        env={**os.environ, **env, "JYOTISH_SKIP_LOCAL_ENV": "1"},
+    )
+    assert completed.returncode == 0, completed.stderr or completed.stdout
+    return json.loads(completed.stdout)
+
+
+def test_vedastro_diagnostics_reports_fast_fallback_mode_without_endpoint() -> None:
+    report = _run_diag({
+        "VEDASTRO_API_ENDPOINT": "",
+        "VEDASTRO_ENABLE_NETWORK": "",
+        "VEDASTRO_TIMEOUT_SECONDS": "",
+        "VEDASTRO_API_KEY": "",
+    })
+
+    assert report["mode"] == "fast_local_fallback"
+    assert report["official_ready"] is False
+    assert "VEDASTRO_API_ENDPOINT" in report["missing"]
+    assert report["expected_fallback_status"] == "official_snapshot_budget_exhausted_or_endpoint_blocked"
+
+
+def test_vedastro_diagnostics_reports_official_mode_when_configured() -> None:
+    report = _run_diag({
+        "VEDASTRO_API_ENDPOINT": "https://api.vedastro.org/api",
+        "VEDASTRO_ENABLE_NETWORK": "1",
+        "VEDASTRO_TIMEOUT_SECONDS": "20",
+        "VEDASTRO_API_KEY": "sample-key",
+    })
+
+    assert report["mode"] == "official_extended"
+    assert report["official_ready"] is True
+    assert report["timeout_seconds"] == 20.0
+    assert report["network_enabled"] is True
+    assert report["has_api_key"] is True
+