Files
TJWaterServerBinary/tests/unit/test_scheme_simulation_timestep.py

124 lines
3.5 KiB
Python

import importlib.util
from datetime import timedelta
from pathlib import Path
from app.services.time_api import parse_utc_time
def _load_scheme_repository():
module_path = (
Path(__file__).resolve().parents[2]
/ "app"
/ "infra"
/ "db"
/ "timescaledb"
/ "repositories"
/ "scheme.py"
)
spec = importlib.util.spec_from_file_location(
"customer_scheme_repository_for_timestep_test", module_path
)
module = importlib.util.module_from_spec(spec)
assert spec and spec.loader
spec.loader.exec_module(module)
return module.SchemeRepository
SchemeRepository = _load_scheme_repository()
def _node_result(periods: int) -> list[dict]:
return [
{
"node": "J1",
"result": [
{"demand": index, "head": index, "pressure": index, "quality": index}
for index in range(periods)
],
}
]
def _link_result(periods: int) -> list[dict]:
return [
{
"link": "P1",
"result": [
{
"flow": index,
"friction": index,
"headloss": index,
"quality": index,
"reaction": index,
"setting": index,
"status": index,
"velocity": index,
}
for index in range(periods)
],
}
]
def test_store_scheme_simulation_uses_15_minute_report_step(monkeypatch):
inserted: dict[str, list[dict]] = {}
monkeypatch.setattr(
SchemeRepository,
"insert_nodes_batch_sync",
staticmethod(lambda conn, data: inserted.setdefault("nodes", data)),
)
monkeypatch.setattr(
SchemeRepository,
"insert_links_batch_sync",
staticmethod(lambda conn, data: inserted.setdefault("links", data)),
)
SchemeRepository.store_scheme_simulation_result_sync(
conn=object(),
scheme_type="burst_analysis",
scheme_name="five_hour_case",
node_result_list=_node_result(21),
link_result_list=_link_result(21),
result_start_time="2026-07-16T00:00:00Z",
num_periods=21,
result_timestep_seconds=900,
)
start_time = parse_utc_time("2026-07-16T00:00:00Z")
assert len(inserted["nodes"]) == 21
assert inserted["nodes"][0]["time"] == start_time
assert inserted["nodes"][-1]["time"] == start_time + timedelta(hours=5)
assert inserted["links"][-1]["time"] == start_time + timedelta(hours=5)
def test_store_scheme_simulation_uses_hourly_report_step(monkeypatch):
inserted: dict[str, list[dict]] = {}
monkeypatch.setattr(
SchemeRepository,
"insert_nodes_batch_sync",
staticmethod(lambda conn, data: inserted.setdefault("nodes", data)),
)
monkeypatch.setattr(
SchemeRepository,
"insert_links_batch_sync",
staticmethod(lambda conn, data: inserted.setdefault("links", data)),
)
SchemeRepository.store_scheme_simulation_result_sync(
conn=object(),
scheme_type="burst_analysis",
scheme_name="hourly_case",
node_result_list=_node_result(6),
link_result_list=_link_result(6),
result_start_time="2026-07-16T00:00:00Z",
num_periods=6,
result_timestep_seconds=3600,
)
start_time = parse_utc_time("2026-07-16T00:00:00Z")
assert [item["time"] for item in inserted["nodes"]] == [
start_time + timedelta(hours=index) for index in range(6)
]