Files
linkding/bookmarks/tests/test_assets_service.py
Sascha Ißbrücker 2d81ea6f6e Add REST endpoint for uploading snapshots from the Singlefile extension (#996)
* Extract asset logic

* Allow disabling HTML snapshot when creating bookmark

* Add endpoint for uploading singlefile snapshots

* Add URL parameter to disable HTML snapshots

* Allow using asset list in base Docker image

* Expose app version through profile
2025-02-23 22:58:14 +01:00

245 lines
9.1 KiB
Python

import datetime
import gzip
import os
import shutil
import tempfile
from unittest import mock
from django.core.files.uploadedfile import SimpleUploadedFile
from django.test import TestCase, override_settings
from django.utils import timezone
from bookmarks.models import BookmarkAsset
from bookmarks.services import assets
from bookmarks.tests.helpers import BookmarkFactoryMixin, disable_logging
class AssetServiceTestCase(TestCase, BookmarkFactoryMixin):
def setUp(self) -> None:
self.get_or_create_test_user()
self.temp_dir = tempfile.mkdtemp()
self.settings_override = override_settings(LD_ASSET_FOLDER=self.temp_dir)
self.settings_override.enable()
self.html_content = "<html><body><h1>Hello, World!</h1></body></html>"
self.mock_singlefile_create_snapshot_patcher = mock.patch(
"bookmarks.services.singlefile.create_snapshot",
)
self.mock_singlefile_create_snapshot = (
self.mock_singlefile_create_snapshot_patcher.start()
)
self.mock_singlefile_create_snapshot.side_effect = lambda url, filepath: (
open(filepath, "w").write(self.html_content)
)
def tearDown(self) -> None:
shutil.rmtree(self.temp_dir)
self.mock_singlefile_create_snapshot_patcher.stop()
def get_saved_snapshot_file(self):
# look up first file in the asset folder
files = os.listdir(self.temp_dir)
if files:
return files[0]
def test_create_snapshot_asset(self):
bookmark = self.setup_bookmark()
asset = assets.create_snapshot_asset(bookmark)
self.assertIsNotNone(asset)
self.assertEqual(asset.bookmark, bookmark)
self.assertEqual(asset.asset_type, BookmarkAsset.TYPE_SNAPSHOT)
self.assertEqual(asset.content_type, BookmarkAsset.CONTENT_TYPE_HTML)
self.assertIn("HTML snapshot from", asset.display_name)
self.assertEqual(asset.status, BookmarkAsset.STATUS_PENDING)
# asset is not saved to the database
self.assertIsNone(asset.id)
def test_create_snapshot(self):
bookmark = self.setup_bookmark(url="https://example.com")
asset = assets.create_snapshot_asset(bookmark)
asset.save()
asset.date_created = timezone.datetime(
2023, 8, 11, 21, 45, 11, tzinfo=datetime.timezone.utc
)
assets.create_snapshot(asset)
expected_temp_filename = "snapshot_2023-08-11_214511_https___example.com.tmp"
expected_temp_filepath = os.path.join(self.temp_dir, expected_temp_filename)
expected_filename = "snapshot_2023-08-11_214511_https___example.com.html.gz"
expected_filepath = os.path.join(self.temp_dir, expected_filename)
# should call singlefile.create_snapshot with the correct arguments
self.mock_singlefile_create_snapshot.assert_called_once_with(
"https://example.com",
expected_temp_filepath,
)
# should create gzip file in asset folder
self.assertTrue(os.path.exists(expected_filepath))
# gzip file should contain the correct content
with gzip.open(expected_filepath, "rb") as gz_file:
self.assertEqual(gz_file.read().decode(), self.html_content)
# should remove temporary file
self.assertFalse(os.path.exists(expected_temp_filepath))
# should update asset status and file
asset.refresh_from_db()
self.assertEqual(asset.status, BookmarkAsset.STATUS_COMPLETE)
self.assertEqual(asset.file, expected_filename)
self.assertTrue(asset.gzip)
def test_create_snapshot_failure(self):
bookmark = self.setup_bookmark(url="https://example.com")
asset = assets.create_snapshot_asset(bookmark)
asset.save()
self.mock_singlefile_create_snapshot.side_effect = Exception
with self.assertRaises(Exception):
assets.create_snapshot(asset)
asset.refresh_from_db()
self.assertEqual(asset.status, BookmarkAsset.STATUS_FAILURE)
def test_create_snapshot_truncates_asset_file_name(self):
# Create a bookmark with a very long URL
long_url = "http://" + "a" * 300 + ".com"
bookmark = self.setup_bookmark(url=long_url)
asset = assets.create_snapshot_asset(bookmark)
asset.save()
assets.create_snapshot(asset)
saved_file = self.get_saved_snapshot_file()
self.assertEqual(192, len(saved_file))
self.assertTrue(saved_file.startswith("snapshot_"))
self.assertTrue(saved_file.endswith("aaaa.html.gz"))
def test_upload_snapshot(self):
bookmark = self.setup_bookmark(url="https://example.com")
asset = assets.upload_snapshot(bookmark, self.html_content.encode())
# should create gzip file in asset folder
saved_file_name = self.get_saved_snapshot_file()
self.assertIsNotNone(saved_file_name)
# verify file name
self.assertTrue(saved_file_name.startswith("snapshot_"))
self.assertTrue(saved_file_name.endswith("_https___example.com.html.gz"))
# gzip file should contain the correct content
with gzip.open(os.path.join(self.temp_dir, saved_file_name), "rb") as gz_file:
self.assertEqual(gz_file.read().decode(), self.html_content)
# should create asset
self.assertIsNotNone(asset.id)
self.assertEqual(asset.bookmark, bookmark)
self.assertEqual(asset.asset_type, BookmarkAsset.TYPE_SNAPSHOT)
self.assertEqual(asset.content_type, BookmarkAsset.CONTENT_TYPE_HTML)
self.assertIn("HTML snapshot from", asset.display_name)
self.assertEqual(asset.status, BookmarkAsset.STATUS_COMPLETE)
self.assertEqual(asset.file, saved_file_name)
self.assertTrue(asset.gzip)
def test_upload_snapshot_failure(self):
bookmark = self.setup_bookmark(url="https://example.com")
# make gzip.open raise an exception
with mock.patch("gzip.open") as mock_gzip_open:
mock_gzip_open.side_effect = Exception
with self.assertRaises(Exception):
assets.upload_snapshot(bookmark, b"invalid content")
# asset is not saved to the database
self.assertIsNone(BookmarkAsset.objects.first())
def test_upload_snapshot_truncates_asset_file_name(self):
# Create a bookmark with a very long URL
long_url = "http://" + "a" * 300 + ".com"
bookmark = self.setup_bookmark(url=long_url)
assets.upload_snapshot(bookmark, self.html_content.encode())
saved_file = self.get_saved_snapshot_file()
self.assertEqual(192, len(saved_file))
self.assertTrue(saved_file.startswith("snapshot_"))
self.assertTrue(saved_file.endswith("aaaa.html.gz"))
@disable_logging
def test_upload_asset(self):
bookmark = self.setup_bookmark()
file_content = b"test content"
upload_file = SimpleUploadedFile(
"test_file.txt", file_content, content_type="text/plain"
)
asset = assets.upload_asset(bookmark, upload_file)
# should create file in asset folder
saved_file_name = self.get_saved_snapshot_file()
self.assertIsNotNone(upload_file)
# verify file name
self.assertTrue(saved_file_name.startswith("upload_"))
self.assertTrue(saved_file_name.endswith("_test_file.txt"))
# file should contain the correct content
with open(os.path.join(self.temp_dir, saved_file_name), "rb") as file:
self.assertEqual(file.read(), file_content)
# should create asset
self.assertIsNotNone(asset.id)
self.assertEqual(asset.bookmark, bookmark)
self.assertEqual(asset.asset_type, BookmarkAsset.TYPE_UPLOAD)
self.assertEqual(asset.content_type, upload_file.content_type)
self.assertEqual(asset.display_name, upload_file.name)
self.assertEqual(asset.status, BookmarkAsset.STATUS_COMPLETE)
self.assertEqual(asset.file, saved_file_name)
self.assertEqual(asset.file_size, len(file_content))
self.assertFalse(asset.gzip)
@disable_logging
def test_upload_asset_truncates_asset_file_name(self):
# Create a bookmark with a very long URL
long_file_name = "a" * 300 + ".txt"
bookmark = self.setup_bookmark()
file_content = b"test content"
upload_file = SimpleUploadedFile(
long_file_name, file_content, content_type="text/plain"
)
assets.upload_asset(bookmark, upload_file)
saved_file = self.get_saved_snapshot_file()
self.assertEqual(192, len(saved_file))
self.assertTrue(saved_file.startswith("upload_"))
self.assertTrue(saved_file.endswith("aaaa.txt"))
@disable_logging
def test_upload_asset_failure(self):
bookmark = self.setup_bookmark()
upload_file = SimpleUploadedFile("test_file.txt", b"test content")
# make open raise an exception
with mock.patch("builtins.open") as mock_open:
mock_open.side_effect = Exception
with self.assertRaises(Exception):
assets.upload_asset(bookmark, upload_file)
# asset is not saved to the database
self.assertIsNone(BookmarkAsset.objects.first())