Files
TJWaterServerBinary/tests/unit/test_postgres_scada_repository.py
T
jiang 9b095c7439 refactor(db)!: clean up business SQL access
- make realtime replacement and analysis result writes transactional\n- consolidate SCADA repositories and remove process-global project state\n- validate SCADA batches and use indexed GIS-backed business queries\n\nBREAKING CHANGE: remove the public analysis result writer and the pipeline-health network_name query parameter.
2026-08-28 11:37:36 +08:00

91 lines
2.3 KiB
Python

import asyncio
from types import MappingProxyType
import pytest
from app.infra.db.postgresql import scada
from app.infra.db.postgresql.scada import ScadaInfoRepository
class _FakeCursor:
def __init__(self):
self.query = None
async def __aenter__(self):
return self
async def __aexit__(self, exc_type, exc, tb):
return False
async def execute(self, query):
self.query = query
async def fetchall(self):
return [
{
"device_id": " 25470001 ",
"device_type": " PRESSURE ",
"node_id": " J1 ",
"link_id": None,
"api_query_id": "query-1",
"transmission_mode": "realtime",
"transmission_frequency": None,
"reliability": "95",
"x": "117.1",
"y": "32.9",
}
]
class _FakeConnection:
def __init__(self):
self.cursor_instance = _FakeCursor()
def cursor(self):
return self.cursor_instance
def test_get_scadas_normalizes_id_and_type():
conn = _FakeConnection()
result = asyncio.run(ScadaInfoRepository.get_scadas(conn))
assert result == [
{
"device_id": "25470001",
"device_type": "pressure",
"node_id": "J1",
"link_id": None,
"api_query_id": "query-1",
"transmission_mode": "realtime",
"transmission_frequency": None,
"reliability": 95,
"x": 117.1,
"y": 32.9,
}
]
assert "node_id" in conn.cursor_instance.query
assert "link_id" in conn.cursor_instance.query
assert "FROM gis.scada_devices" in conn.cursor_instance.query
def test_realtime_element_mappings_are_project_local_and_immutable(monkeypatch):
monkeypatch.setattr(
scada,
"read_all",
lambda *_args: [
{
"device_type": " PRESSURE ",
"element_id": " J1 ",
"api_query_id": " sensor-1 ",
}
],
)
mappings = scada.load_realtime_element_mappings("project-a")
assert mappings.pressure == {"J1": "sensor-1"}
assert isinstance(mappings.pressure, MappingProxyType)
with pytest.raises(TypeError):
mappings.pressure["J2"] = "sensor-2"