Files
InterferenceETL/tests/test_pipeline.py
T

230 lines
9.0 KiB
Python

from __future__ import annotations
import csv
from datetime import datetime
import io
import json
from pathlib import Path
import tempfile
import unittest
import zipfile
from openpyxl import Workbook
import main
COMPLETE_WINDOW = "2026073110001100"
INCOMPLETE_WINDOW = "2026073111001200"
class PipelineTest(unittest.TestCase):
def test_latest_complete_window_is_converted_and_merged(self) -> None:
with tempfile.TemporaryDirectory() as temp:
root = Path(temp) / "source"
output = Path(temp) / "output"
for source_type in main.EXPECTED_TYPES:
create_archive(root, source_type, COMPLETE_WINDOW)
create_archive(root, main.EXPECTED_TYPES[0], INCOMPLETE_WINDOW)
store = RecordingStore()
result = main.process(main.LocalSource(root), output, lookback_days=3, store=store)
self.assertEqual(result.name, COMPLETE_WINDOW)
converted = sorted((result / "converted").glob("*.csv"))
self.assertEqual(len(converted), 7)
with (result / f"interference_summary_{COMPLETE_WINDOW}.csv").open(encoding="utf-8-sig", newline="") as file:
rows = list(csv.DictReader(file))
self.assertEqual(len(rows), 7)
self.assertEqual({row["source_type"] for row in rows}, set(main.EXPECTED_TYPES))
rows_by_type = {row["source_type"]: row for row in rows}
self.assertEqual(rows_by_type["5G干扰监控"]["cgi"], "460-00-200-1")
self.assertEqual(rows_by_type["700M干扰监控"]["cgi"], "460-00-200-1")
for source_type in set(main.EXPECTED_TYPES) - {"5G干扰监控", "700M干扰监控"}:
self.assertEqual(rows_by_type[source_type]["cgi"], "460-00-100-1")
self.assertTrue(all(row["interference_dbm"] == "-100.5" for row in rows))
manifest = json.loads((result / "manifest.json").read_text(encoding="utf-8"))
self.assertEqual(manifest["source_file_count"], 7)
self.assertEqual(manifest["summary_rows"], 7)
self.assertEqual(len(manifest["warnings"]), 1)
self.assertIn(INCOMPLETE_WINDOW, manifest["warnings"][0])
self.assertEqual(manifest["database"]["metric_time"], "2026-07-31 10:00:00")
self.assertEqual(len(store.rows), 7)
def test_requested_incomplete_window_is_rejected(self) -> None:
with tempfile.TemporaryDirectory() as temp:
root = Path(temp) / "source"
create_archive(root, main.EXPECTED_TYPES[0], INCOMPLETE_WINDOW)
with self.assertRaisesRegex(main.ProcessingError, "Requested window is incomplete"):
main.process(main.LocalSource(root), Path(temp) / "output", 3, INCOMPLETE_WINDOW)
def test_schema_change_is_rejected(self) -> None:
with tempfile.TemporaryDirectory() as temp:
root = Path(temp) / "source"
for source_type in main.EXPECTED_TYPES:
create_archive(root, source_type, COMPLETE_WINDOW, bad_header=source_type == main.EXPECTED_TYPES[0])
with self.assertRaisesRegex(main.ProcessingError, "Unexpected Sheet0 header"):
main.process(main.LocalSource(root), Path(temp) / "output", 3)
def test_cross_midnight_window(self) -> None:
self.assertEqual(
main.window_bounds("2026073023000000"),
("2026-07-30 23:00:00", "2026-07-31 00:00:00"),
)
def test_mysql_store_replaces_same_hour_and_deletes_other_hours(self) -> None:
connection = FakeConnection(datetime(2026, 7, 31, 10), same_hour_rows=7, old_rows=20)
store = main.MySQLSummaryStore(connect_factory=lambda: connection)
result = store.replace_latest([database_row()])
self.assertEqual(result["metric_time"], "2026-07-31 10:00:00")
self.assertEqual(result["inserted_rows"], 1)
self.assertEqual(result["refreshed_rows"], 7)
self.assertEqual(result["old_rows_deleted"], 20)
self.assertEqual(connection.cursor_instance.inserted[0][0], datetime(2026, 7, 31, 10))
self.assertTrue(connection.committed)
self.assertFalse(connection.rolled_back)
self.assertTrue(connection.closed)
def test_mysql_store_refuses_to_replace_a_newer_hour(self) -> None:
connection = FakeConnection(datetime(2026, 7, 31, 11))
store = main.MySQLSummaryStore(connect_factory=lambda: connection)
with self.assertRaisesRegex(main.ProcessingError, "already contains newer metric time"):
store.replace_latest([database_row()])
self.assertFalse(connection.committed)
self.assertTrue(connection.rolled_back)
self.assertEqual(connection.cursor_instance.inserted, [])
self.assertTrue(connection.closed)
class RecordingStore:
def __init__(self) -> None:
self.rows: list[dict[str, str]] = []
def replace_latest(self, rows: list[dict[str, str]]) -> dict[str, object]:
self.rows = list(rows)
return {
"enabled": True,
"table": main.DATABASE_TABLE,
"metric_time": rows[0]["hour_start"],
"inserted_rows": len(rows),
"refreshed_rows": 0,
"old_rows_deleted": 0,
}
class FakeCursor:
def __init__(self, latest_time: datetime | None, same_hour_rows: int, old_rows: int) -> None:
self.latest_time = latest_time
self.same_hour_rows = same_hour_rows
self.old_rows = old_rows
self.rowcount = 0
self.inserted: list[tuple[object, ...]] = []
self.closed = False
def execute(self, query: str, params: tuple[object, ...] | None = None) -> None:
normalized = " ".join(query.split())
if normalized.startswith("DELETE") and "metric_time = %s" in normalized:
self.rowcount = self.same_hour_rows
elif normalized.startswith("DELETE") and "metric_time <> %s" in normalized:
self.rowcount = self.old_rows
def executemany(self, query: str, values: list[tuple[object, ...]]) -> None:
del query
self.inserted = list(values)
self.rowcount = len(values)
def fetchone(self) -> tuple[datetime | None]:
return (self.latest_time,)
def close(self) -> None:
self.closed = True
class FakeConnection:
def __init__(self, latest_time: datetime | None, same_hour_rows: int = 0, old_rows: int = 0) -> None:
self.cursor_instance = FakeCursor(latest_time, same_hour_rows, old_rows)
self.committed = False
self.rolled_back = False
self.closed = False
def cursor(self) -> FakeCursor:
return self.cursor_instance
def commit(self) -> None:
self.committed = True
def rollback(self) -> None:
self.rolled_back = True
def close(self) -> None:
self.closed = True
def database_row() -> dict[str, str]:
return {
"hour_start": "2026-07-31 10:00:00",
"hour_end": "2026-07-31 11:00:00",
"source_type": "5G干扰监控",
"cgi": "460-00-200-1",
"cell_name": "测试小区",
"interference_dbm": "-100.5",
"source_path": "/source.zip",
}
def create_archive(root: Path, source_type: str, window: str, bad_header: bool = False) -> None:
date_dir = root / f"{window[:4]}-{window[4:6]}-{window[6:8]}"
date_dir.mkdir(parents=True, exist_ok=True)
filename = f"{source_type}_LWP_每小时_过滤110_{window}"
workbook = Workbook()
sheet = workbook.active
sheet.title = "Sheet0"
header = list(main.EXPECTED_HEADERS[source_type])
if bad_header:
header[-1] = "unexpected"
sheet.append(header)
sheet.append(mock_row(source_type, window))
metadata = workbook.create_sheet("指标(计数器)")
metadata.append(["指标或计数器", "指标或计数器描述", "指标公式", "指标或计数器状态"])
content = io.BytesIO()
workbook.save(content)
workbook.close()
with zipfile.ZipFile(date_dir / f"{filename}.zip", "w", zipfile.ZIP_DEFLATED) as archive:
archive.writestr(f"{filename}.xlsx", content.getvalue())
def mock_row(source_type: str, window: str) -> list[object]:
header = main.EXPECTED_HEADERS[source_type]
values: dict[str, object] = {column: "mock" for column in header}
values.update(
{
"开始时间": datetime.strptime(window[:12], "%Y%m%d%H%M"),
"粒度": "1 小时",
"eNodeBId": 100,
"eNodeBID": 100,
"gNBId": 200,
"gNBplmn": "460-00",
"cellId": 1,
"小区ID": 1,
"masterOperatorId": "unused-source-value",
"E-UTRAN FDD小区名称": f"{source_type}-小区",
"E-UTRAN TDD小区名称": f"{source_type}-小区",
"CU小区配置名称": f"{source_type}-小区",
"小区名称": f"{source_type}-小区",
"载波平均噪声干扰(dBm)": -100.5,
"小区上行平均干扰电平(dBm)": -100.5,
}
)
return [values[column] for column in header]
if __name__ == "__main__":
unittest.main()