models: add User.lang + StrategicLogTranslation

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

tests/test_localization_integration.py

@@ -0,0 +1,55 @@
+"""Integration tests: model surface, ai_log_job translation fan-out,
+route-level localized fetch, settings PATCH validation."""
+from __future__ import annotations
+
+import pytest
+
+
+def _build_session_factory(tmp_path):
+    """Per-test sqlite engine + factory. Mirrors test_referral_conversion.py."""
+    from sqlalchemy.ext.asyncio import async_sessionmaker, create_async_engine
+
+    from app import db as db_mod
+    from app.db import Base
+    import app.models  # noqa: F401 — registers models on Base.metadata
+
+    engine = create_async_engine(f"sqlite+aiosqlite:///{tmp_path}/loc.db")
+    factory = async_sessionmaker(engine, expire_on_commit=False)
+    db_mod._engine = engine
+    db_mod._session_factory = factory
+
+    async def _setup():
+        async with engine.begin() as conn:
+            await conn.run_sync(Base.metadata.create_all)
+
+    return engine, factory, _setup
+
+
+def test_user_has_lang_column_with_default_en():
+    from sqlalchemy import inspect
+    from app.models import User
+
+    cols = {c.name: c for c in inspect(User).columns}
+    assert "lang" in cols
+    assert cols["lang"].nullable is False
+    # SQLAlchemy default may be a callable or a literal — check both.
+    default = cols["lang"].default
+    assert default is not None
+    if hasattr(default, "arg"):
+        assert default.arg == "en"
+
+
+def test_strategic_log_translation_model_columns():
+    from sqlalchemy import inspect
+    from app.models import StrategicLogTranslation
+
+    cols = {c.name: c for c in inspect(StrategicLogTranslation).columns}
+    assert "log_id" in cols
+    assert "lang" in cols
+    assert "content_md" in cols
+    assert "generated_at" in cols
+    assert "llm_model" in cols
+    assert "llm_cost_usd" in cols
+    assert cols["log_id"].nullable is False
+    assert cols["lang"].nullable is False
+    assert cols["content_md"].nullable is False