test: 5 final agents — fix 40+ failures, llm_analysis 80%+, git_plugin 90%+, routes 90-98%, services 98-100%, core 90-100%. Coverage: real 87%, target 95%+

backend/tests/plugins/translate/conftest.py

@@ -7,7 +7,7 @@ from sqlalchemy import create_engine, event
 from sqlalchemy.orm import Session, sessionmaker
 import pytest
 
-from src.models.translate import Base, TranslationJob, TranslationRun
+from src.models.translate import Base, TranslationBatch, TranslationJob, TranslationRun
 from src.plugins.translate.events import TranslationEventLog
 
 # Shared IDs for FK references
@@ -36,12 +36,16 @@ def db_session():
     Base.metadata.drop_all(bind=engine)
 
 
+BATCH_ID = "batch-1"
+
 @pytest.fixture(scope="function")
 def db_with_run(db_session):
-    """Create a TranslationRun in addition to the base job, with RUN_STARTED event."""
+    """Create a TranslationRun and TranslationBatch in addition to the base job."""
     run = TranslationRun(id=RUN_ID, job_id=JOB_ID, status="RUNNING",
                          started_at=datetime.now(UTC))
     db_session.add(run)
+    batch = TranslationBatch(id=BATCH_ID, run_id=RUN_ID, batch_index=0, status="PENDING")
+    db_session.add(batch)
     db_session.commit()
     # Log RUN_STARTED event so downstream events can be logged
     event_log = TranslationEventLog(db_session)

backend/tests/plugins/translate/test_orchestrator_cancel.py

@@ -144,6 +144,23 @@ class TestCancelRun:
             result = cancel_run(session, event_log, "test_user", run_id)
             assert result is not None
 
+    def test_cancel_run_fallback_no_run_found(self):
+        """_fallback_cancel_request with nonexistent run raises ValueError."""
+        session, engine = None, None
+        from sqlalchemy import create_engine, event
+        from sqlalchemy.orm import sessionmaker
+        from src.plugins.translate.orchestrator_cancel import _fallback_cancel_request
+
+        from src.models.translate import Base
+        engine = create_engine("sqlite:///:memory:")
+        Base.metadata.create_all(bind=engine)
+        session = sessionmaker(bind=engine)()
+        try:
+            with pytest.raises(ValueError, match="not found"):
+                _fallback_cancel_request(session, "nonexistent-run-id")
+        finally:
+            session.close()
+
 
 class TestRetryInsert:
     """Verify retry_insert function."""