from __future__ import annotations import asyncio import sys import tempfile import threading import time import unittest from pathlib import Path import httpx sys.path.insert(0, str(Path(__file__).resolve().parents[3])) from backend.app.dependencies import get_archive_download_task_service, get_copy_task_service, get_delete_task_service, get_duplicate_task_service, get_file_ops_service, get_history_service, get_move_task_service, get_task_service from backend.app.db.history_repository import HistoryRepository from backend.app.db.task_repository import TaskRepository from backend.app.fs.filesystem_adapter import FilesystemAdapter from backend.app.main import app from backend.app.security.path_guard import PathGuard from backend.app.services.archive_download_task_service import ArchiveDownloadTaskService from backend.app.services.copy_task_service import CopyTaskService from backend.app.services.delete_task_service import DeleteTaskService from backend.app.services.duplicate_task_service import DuplicateTaskService from backend.app.services.file_ops_service import FileOpsService from backend.app.services.history_service import HistoryService from backend.app.services.move_task_service import MoveTaskService from backend.app.services.task_service import TaskService from backend.app.tasks_runner import TaskRunner class FailingCopyFilesystemAdapter(FilesystemAdapter): def copy_file(self, source: str, destination: str, on_progress=None) -> None: raise OSError('forced copy failure') class BlockingArchiveBuildFileOpsService(FileOpsService): def __init__(self, *args, entered: threading.Event, release: threading.Event, **kwargs): super().__init__(*args, **kwargs) self._entered = entered self._release = release def _write_download_target_to_zip(self, archive, resolved_target, on_each_item=None) -> None: archive.writestr("partial.txt", b"partial") self._entered.set() self._release.wait(timeout=2.0) if on_each_item: on_each_item() super()._write_download_target_to_zip(archive, resolved_target, on_each_item=on_each_item) class BlockingCopyFilesystemAdapter(FilesystemAdapter): def __init__(self) -> None: super().__init__() self.entered = threading.Event() self.release = threading.Event() def copy_file(self, source: str, destination: str, on_progress=None) -> None: self.entered.set() self.release.wait(timeout=2.0) return super().copy_file(source=source, destination=destination, on_progress=on_progress) class HistoryApiGoldenTest(unittest.TestCase): def setUp(self) -> None: self.temp_dir = tempfile.TemporaryDirectory() self.root1 = Path(self.temp_dir.name) / 'root1' self.root2 = Path(self.temp_dir.name) / 'root2' self.root1.mkdir(parents=True, exist_ok=True) self.root2.mkdir(parents=True, exist_ok=True) db_path = str(Path(self.temp_dir.name) / 'tasks.db') self.artifact_root = Path(self.temp_dir.name) / "archive_tmp" self.task_repo = TaskRepository(db_path) self.history_repo = HistoryRepository(db_path) self.path_guard = PathGuard({'storage1': str(self.root1), 'storage2': str(self.root2)}) self._set_services(FilesystemAdapter()) def tearDown(self) -> None: app.dependency_overrides.clear() self.temp_dir.cleanup() def _set_services(self, filesystem: FilesystemAdapter, file_ops_service: FileOpsService | None = None) -> None: runner = TaskRunner(repository=self.task_repo, filesystem=filesystem, history_repository=self.history_repo) file_ops_service = file_ops_service or FileOpsService(path_guard=self.path_guard, filesystem=filesystem, history_repository=self.history_repo) archive_service = ArchiveDownloadTaskService( path_guard=self.path_guard, repository=self.task_repo, runner=runner, history_repository=self.history_repo, file_ops_service=file_ops_service, artifact_root=self.artifact_root, ) copy_service = CopyTaskService(path_guard=self.path_guard, repository=self.task_repo, runner=runner, history_repository=self.history_repo) delete_service = DeleteTaskService(path_guard=self.path_guard, repository=self.task_repo, runner=runner, history_repository=self.history_repo) duplicate_service = DuplicateTaskService(path_guard=self.path_guard, repository=self.task_repo, runner=runner, history_repository=self.history_repo) move_service = MoveTaskService(path_guard=self.path_guard, repository=self.task_repo, runner=runner, history_repository=self.history_repo) task_service = TaskService(repository=self.task_repo, history_repository=self.history_repo) history_service = HistoryService(repository=self.history_repo) async def _override_file_ops_service() -> FileOpsService: return file_ops_service async def _override_archive_service() -> ArchiveDownloadTaskService: return archive_service async def _override_copy_service() -> CopyTaskService: return copy_service async def _override_duplicate_service() -> DuplicateTaskService: return duplicate_service async def _override_delete_service() -> DeleteTaskService: return delete_service async def _override_move_service() -> MoveTaskService: return move_service async def _override_task_service() -> TaskService: return task_service async def _override_history_service() -> HistoryService: return history_service app.dependency_overrides[get_file_ops_service] = _override_file_ops_service app.dependency_overrides[get_archive_download_task_service] = _override_archive_service app.dependency_overrides[get_copy_task_service] = _override_copy_service app.dependency_overrides[get_delete_task_service] = _override_delete_service app.dependency_overrides[get_duplicate_task_service] = _override_duplicate_service app.dependency_overrides[get_move_task_service] = _override_move_service app.dependency_overrides[get_task_service] = _override_task_service app.dependency_overrides[get_history_service] = _override_history_service def _request(self, method: str, url: str, payload: dict | None = None) -> httpx.Response: async def _run() -> httpx.Response: transport = httpx.ASGITransport(app=app) async with httpx.AsyncClient(transport=transport, base_url='http://testserver') as client: if method == 'GET': return await client.get(url) return await client.post(url, json=payload) return asyncio.run(_run()) def _wait_task(self, task_id: str, timeout_s: float = 2.0) -> dict: deadline = time.time() + timeout_s while time.time() < deadline: response = self._request('GET', f'/api/tasks/{task_id}') body = response.json() if body['status'] in {'completed', 'failed', 'ready', 'cancelled'}: return body time.sleep(0.02) self.fail('task did not reach terminal state in time') def _wait_for_status(self, task_id: str, statuses: set[str], timeout_s: float = 2.0) -> dict: deadline = time.time() + timeout_s while time.time() < deadline: response = self._request('GET', f'/api/tasks/{task_id}') body = response.json() if body['status'] in statuses: return body time.sleep(0.02) self.fail(f"task did not reach one of {sorted(statuses)} in time") def test_get_history_empty_list(self) -> None: response = self._request('GET', '/api/history') self.assertEqual(response.status_code, 200) self.assertEqual(response.json(), {'items': []}) def test_get_history_list_shape_and_sorting(self) -> None: self.history_repo.insert_entry_for_testing( { 'id': 'old', 'operation': 'mkdir', 'status': 'completed', 'source': None, 'destination': None, 'path': 'storage1/old', 'error_code': None, 'error_message': None, 'created_at': '2026-03-10T10:00:00Z', 'finished_at': '2026-03-10T10:00:00Z', } ) self.history_repo.insert_entry_for_testing( { 'id': 'new', 'operation': 'move', 'status': 'queued', 'source': 'storage1/a.txt', 'destination': 'storage1/b.txt', 'path': None, 'error_code': None, 'error_message': None, 'created_at': '2026-03-10T10:01:00Z', 'finished_at': None, } ) response = self._request('GET', '/api/history') self.assertEqual(response.status_code, 200) self.assertEqual(response.json(), { 'items': [ { 'id': 'new', 'operation': 'move', 'status': 'queued', 'source': 'storage1/a.txt', 'destination': 'storage1/b.txt', 'path': None, 'error_code': None, 'error_message': None, 'created_at': '2026-03-10T10:01:00Z', 'finished_at': None, }, { 'id': 'old', 'operation': 'mkdir', 'status': 'completed', 'source': None, 'destination': None, 'path': 'storage1/old', 'error_code': None, 'error_message': None, 'created_at': '2026-03-10T10:00:00Z', 'finished_at': '2026-03-10T10:00:00Z', }, ] }) def test_mkdir_success_history_item(self) -> None: response = self._request('POST', '/api/files/mkdir', {'parent_path': 'storage1', 'name': 'newdir'}) self.assertEqual(response.status_code, 200) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'mkdir') self.assertEqual(history[0]['status'], 'completed') self.assertEqual(history[0]['path'], 'storage1/newdir') def test_rename_failure_history_item(self) -> None: response = self._request('POST', '/api/files/rename', {'path': 'storage1/missing.txt', 'new_name': 'renamed.txt'}) self.assertEqual(response.status_code, 404) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'rename') self.assertEqual(history[0]['status'], 'failed') self.assertEqual(history[0]['error_code'], 'path_not_found') def test_copy_completed_history_item(self) -> None: src = self.root1 / 'source.txt' src.write_text('hello', encoding='utf-8') response = self._request('POST', '/api/files/copy', {'source': 'storage1/source.txt', 'destination': 'storage1/copied.txt'}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'copy') self.assertEqual(history[0]['status'], 'completed') self.assertEqual(history[0]['source'], 'storage1/source.txt') self.assertEqual(history[0]['destination'], 'storage1/copied.txt') def test_copy_cancelled_history_item(self) -> None: blocking_fs = BlockingCopyFilesystemAdapter() self._set_services(blocking_fs) (self.root1 / 'a.txt').write_text('A', encoding='utf-8') (self.root1 / 'b.txt').write_text('B', encoding='utf-8') (self.root1 / 'dest').mkdir() response = self._request( 'POST', '/api/files/copy', {'sources': ['storage1/a.txt', 'storage1/b.txt'], 'destination_base': 'storage1/dest'}, ) task_id = response.json()['task_id'] self.assertTrue(blocking_fs.entered.wait(timeout=2.0)) self._wait_for_status(task_id, {'running'}) cancel_response = self._request('POST', f'/api/tasks/{task_id}/cancel') self.assertEqual(cancel_response.status_code, 200) self.assertEqual(cancel_response.json()['status'], 'cancelling') blocking_fs.release.set() detail = self._wait_task(task_id) self.assertEqual(detail['status'], 'cancelled') history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'copy') self.assertEqual(history[0]['status'], 'cancelled') self.assertEqual(history[0]['source'], '2 items') self.assertEqual(history[0]['destination'], 'storage1/dest') def test_move_failed_history_item(self) -> None: src = self.root1 / 'source.txt' src.write_text('hello', encoding='utf-8') self._set_services(FailingCopyFilesystemAdapter()) response = self._request('POST', '/api/files/move', {'source': 'storage1/source.txt', 'destination': 'storage2/moved.txt'}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'move') self.assertEqual(history[0]['status'], 'failed') self.assertEqual(history[0]['error_code'], 'io_error') def test_duplicate_completed_history_item(self) -> None: (self.root1 / 'report.txt').write_text('hello', encoding='utf-8') response = self._request('POST', '/api/files/duplicate', {'paths': ['storage1/report.txt']}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'duplicate') self.assertEqual(history[0]['status'], 'completed') self.assertEqual(history[0]['source'], 'storage1/report.txt') self.assertEqual(history[0]['destination'], 'storage1/report copy.txt') def test_delete_completed_history_item(self) -> None: (self.root1 / 'trash.txt').write_text('bye', encoding='utf-8') response = self._request('POST', '/api/files/delete', {'path': 'storage1/trash.txt'}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'delete') self.assertEqual(history[0]['status'], 'completed') self.assertEqual(history[0]['path'], 'storage1/trash.txt') def test_delete_batch_completed_history_item(self) -> None: (self.root1 / 'trash-a.txt').write_text('a', encoding='utf-8') (self.root1 / 'trash-b.txt').write_text('b', encoding='utf-8') response = self._request('POST', '/api/files/delete', {'paths': ['storage1/trash-a.txt', 'storage1/trash-b.txt']}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'delete') self.assertEqual(history[0]['status'], 'completed') self.assertEqual(history[0]['path'], '2 items') def test_single_file_download_writes_ready_history_item(self) -> None: (self.root1 / 'report.txt').write_text('hello download', encoding='utf-8') response = self._request('GET', '/api/files/download?path=storage1/report.txt') self.assertEqual(response.status_code, 200) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'download') self.assertEqual(history[0]['status'], 'ready') self.assertEqual(history[0]['source'], 'single_file') self.assertEqual(history[0]['path'], 'storage1/report.txt') self.assertEqual(history[0]['destination'], 'report.txt') self.assertEqual(history[0]['error_code'], None) self.assertEqual(history[0]['error_message'], None) def test_single_directory_zip_download_writes_ready_history_item(self) -> None: (self.root1 / 'docs').mkdir() (self.root1 / 'docs' / 'a.txt').write_text('A', encoding='utf-8') response = self._request('POST', '/api/files/download/archive-prepare', {'paths': ['storage1/docs']}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'download') self.assertEqual(history[0]['status'], 'ready') self.assertEqual(history[0]['source'], 'single_directory_zip') self.assertEqual(history[0]['path'], 'storage1/docs') self.assertEqual(history[0]['destination'], 'docs.zip') def test_multi_mixed_zip_download_writes_ready_history_item(self) -> None: (self.root1 / 'readme.txt').write_text('R', encoding='utf-8') (self.root1 / 'photos').mkdir() (self.root1 / 'photos' / 'img.txt').write_text('P', encoding='utf-8') response = self._request('POST', '/api/files/download/archive-prepare', {'paths': ['storage1/readme.txt', 'storage1/photos']}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'download') self.assertEqual(history[0]['status'], 'ready') self.assertEqual(history[0]['source'], 'multi_zip') self.assertEqual(history[0]['path'], 'storage1/readme.txt, storage1/photos') self.assertRegex(history[0]['destination'], r'^kodidownload-\d{8}-\d{6}\.zip$') def test_download_preflight_failure_writes_preflight_failed_history_item(self) -> None: target = self.root1 / 'real.txt' target.write_text('x', encoding='utf-8') (self.root1 / 'docs').mkdir() (self.root1 / 'docs' / 'link.txt').symlink_to(target) response = self._request('POST', '/api/files/download/archive-prepare', {'paths': ['storage1/docs']}) self.assertEqual(response.status_code, 202) self._wait_task(response.json()['task_id']) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(history[0]['operation'], 'download') self.assertEqual(history[0]['status'], 'failed') self.assertEqual(history[0]['source'], 'single_directory_zip') self.assertEqual(history[0]['path'], 'storage1/docs') self.assertEqual(history[0]['destination'], 'docs.zip') self.assertEqual(history[0]['error_code'], 'download_preflight_failed') self.assertEqual(history[0]['error_message'], 'Zip download preflight failed') def test_download_cancellation_writes_cancelled_history_item(self) -> None: entered = threading.Event() release = threading.Event() file_ops_service = BlockingArchiveBuildFileOpsService( path_guard=self.path_guard, filesystem=FilesystemAdapter(), history_repository=self.history_repo, entered=entered, release=release, ) self._set_services(FilesystemAdapter(), file_ops_service=file_ops_service) (self.root1 / 'docs').mkdir() (self.root1 / 'docs' / 'a.txt').write_text('A', encoding='utf-8') response = self._request('POST', '/api/files/download/archive-prepare', {'paths': ['storage1/docs']}) self.assertEqual(response.status_code, 202) self.assertTrue(entered.wait(timeout=2.0)) cancel = self._request('POST', f"/api/files/download/archive/{response.json()['task_id']}/cancel") release.set() self._wait_task(response.json()['task_id']) time.sleep(0.05) history = self._request('GET', '/api/history').json()['items'] self.assertEqual(cancel.status_code, 200) self.assertEqual(history[0]['operation'], 'download') self.assertEqual(history[0]['status'], 'cancelled') self.assertEqual(history[0]['source'], 'single_directory_zip') self.assertEqual(history[0]['path'], 'storage1/docs') self.assertEqual(history[0]['destination'], 'docs.zip') self.assertEqual(history[0]['error_code'], None) self.assertEqual(history[0]['error_message'], None) def test_download_history_uses_server_certain_statuses_only(self) -> None: (self.root1 / 'report.txt').write_text('hello download', encoding='utf-8') response = self._request('GET', '/api/files/download?path=storage1/report.txt') self.assertEqual(response.status_code, 200) history = self._request('GET', '/api/history').json()['items'] self.assertIn(history[0]['status'], {'requested', 'ready', 'preflight_failed', 'failed', 'cancelled'}) self.assertNotIn(history[0]['status'], {'completed', 'downloaded', 'saved'})