fix: align research metadata with live WorldQuant responses

backend/tests/test_research_workspace.py

@@ -444,3 +444,73 @@ def test_partial_availability_and_deep_expression_fail_closed():
     )
     assert result["status"] == "needs_review"
     assert analyze("+".join(["close"] * 2000), {"close": "MATRIX"}, set())["status"] == "invalid"
+
+
+def test_real_field_detail_data_requires_explicit_instrument_context():
+    from app.catalog.research_metadata import normalize_availability
+
+    response = {
+        "id": "close",
+        "type": "MATRIX",
+        "data": [
+            {"region": "USA", "delay": 1, "universe": "TOP3000", "coverage": 1.0},
+            {"region": "EUR", "delay": 1, "universe": "TOP2500", "coverage": 1.0},
+        ],
+    }
+    assert normalize_availability(response)["status"] == "needs_review"
+    result = normalize_availability(response, instrument_type="EQUITY")
+    assert result["status"] == "available" and result["items"] == [
+        SCOPE,
+        {**SCOPE, "region": "EUR", "universe": "TOP2500"},
+    ]
+    response["data"].append({"region": "USA", "delay": 1})
+    assert normalize_availability(response, instrument_type="EQUITY")["status"] == "needs_review"
+    assert (
+        normalize_availability(
+            {"availability": [{"region": "USA", "delay": 1, "universe": "TOP3000"}]}, instrument_type="EQUITY"
+        )["status"]
+        == "needs_review"
+    )
+
+
+async def test_field_detail_identity_mismatch_preserves_snapshot(app):
+    from fastapi import HTTPException
+
+    from app.catalog.contracts import Scope
+    from app.catalog.research_metadata import availability_key
+    from app.research.workspace_contracts import FieldAvailabilityInput
+
+    class WrongField:
+        async def field_availability(self, field_id, scope):
+            return {"id": "open", "data": [{"region": "USA", "delay": 1, "universe": "TOP3000"}]}
+
+    body = FieldAvailabilityInput(field_id="close", scope=Scope(**SCOPE))
+    key = availability_key("close", body.scope)
+    async with app.state.sessions.begin() as db:
+        service = ResearchMetadata(db, WrongField())
+        original = {"field_id": "close", "status": "needs_review", "items": []}
+        await service.publish(key, "availability", original)
+        with pytest.raises(HTTPException) as exc:
+            await service.refresh_availability(body)
+        assert exc.value.status_code == 502
+        assert (await service.get(key))["content"] == original
+
+
+def test_real_seed_settings_preserve_execution_options_and_reject_unknowns():
+    from pydantic import ValidationError
+
+    from app.research.experiments import seed_settings
+
+    snapshot = {
+        "region": "USA",
+        "universe": "TOP3000",
+        "delay": 1,
+        "maxPosition": "ON",
+        "startDate": "2014-01-01",
+        "endDate": "2023-12-31",
+    }
+    settings = seed_settings(snapshot)
+    assert settings.maxPosition == "ON" and "startDate" not in settings.model_dump()
+    assert snapshot["startDate"] == "2014-01-01"
+    with pytest.raises(ValidationError):
+        seed_settings({**snapshot, "unknownOption": True})