Andrey
da055c2787
Создай в postcompile CCS и Keil папку по commit исходников и UTC-времени precompile. Сохрани точные образы, manifest, SHA-256 и метаданные, сохраняя прежние выходные файлы. Опиши копирование каталогов в SETGUI и проверь разные даты, целостность и Git-метаданные.
73 lines
3.3 KiB
Python
73 lines
3.3 KiB
Python
"""Tests for preserving exact firmware bytes under pre-build provenance folders."""
|
|
import json
|
|
from pathlib import Path
|
|
import sys
|
|
import tempfile
|
|
import unittest
|
|
|
|
sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "tools"))
|
|
from identity import archive_build, build_folder_name, verify
|
|
|
|
|
|
class ArchiveTests(unittest.TestCase):
|
|
def metadata(self, stamp="2026-10-08T12:30:00+00:00"):
|
|
return {"source": {"commit": "a1b2c3d4" + "0" * 32, "dirty": False},
|
|
"templates": {"commit": None, "dirty": None},
|
|
"build_id": "NOGIT000", "built_at_utc": stamp,
|
|
"version": [1, 2, 3]}
|
|
|
|
def test_snapshot_preserves_image_and_records_exact_sha(self):
|
|
with tempfile.TemporaryDirectory() as root:
|
|
root = Path(root)
|
|
image = root / "firmware.bin"
|
|
payload = bytes(range(256))
|
|
image.write_bytes(payload)
|
|
metadata = root / "metadata.json"
|
|
metadata.write_text(json.dumps(self.metadata()), encoding="utf-8")
|
|
result = archive_build(image, metadata, root / "out")
|
|
folder = Path(result["directory"])
|
|
self.assertEqual(folder.name, "a1b2c3d4_2026-10-08_12-30-00_UTC")
|
|
self.assertEqual((folder / image.name).read_bytes(), payload)
|
|
self.assertEqual(image.read_bytes(), payload)
|
|
self.assertEqual(json.loads((folder / "firmware_identity.json").read_text()), self.metadata())
|
|
manifest = folder / (image.name + ".manifest.json")
|
|
self.assertEqual(verify(folder / image.name, manifest)["size_bytes"], 256)
|
|
(folder / image.name).write_bytes(b"corrupted")
|
|
with self.assertRaises(ValueError):
|
|
verify(folder / image.name, manifest)
|
|
|
|
def test_prebuild_times_keep_two_builds_separate(self):
|
|
with tempfile.TemporaryDirectory() as root:
|
|
root = Path(root)
|
|
image, metadata = root / "firmware.hex", root / "metadata.json"
|
|
image.write_bytes(b":00000001FF\r\n")
|
|
folders = []
|
|
for stamp in ("2026-10-08T12:30:00+00:00", "2026-10-08T12:31:00+00:00"):
|
|
metadata.write_text(json.dumps(self.metadata(stamp)), encoding="utf-8")
|
|
folders.append(Path(archive_build(image, metadata, root / "out")["directory"]))
|
|
self.assertNotEqual(folders[0], folders[1])
|
|
self.assertTrue(all((folder / image.name).is_file() for folder in folders))
|
|
|
|
def test_offset_normalizes_to_utc_and_dirty_is_visible(self):
|
|
metadata = self.metadata("2026-10-08T15:30:00+03:00")
|
|
metadata["source"]["dirty"] = True
|
|
self.assertEqual(build_folder_name(metadata), "a1b2c3d4+_2026-10-08_12-30-00_UTC")
|
|
|
|
def test_archive_without_git_has_explicit_placeholder(self):
|
|
metadata = self.metadata()
|
|
metadata["source"]["commit"] = None
|
|
self.assertEqual(build_folder_name(metadata), "NOGIT000_2026-10-08_12-30-00_UTC")
|
|
|
|
def test_invalid_provenance_cannot_be_a_folder_name(self):
|
|
metadata = self.metadata()
|
|
metadata["source"]["commit"] = "../outside"
|
|
with self.assertRaises(ValueError):
|
|
build_folder_name(metadata)
|
|
metadata = self.metadata("2026-10-08T12:30:00")
|
|
with self.assertRaises(ValueError):
|
|
build_folder_name(metadata)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|