Files
python-github-backup/tests/test_skip_assets_on.py
Rodos f6e2f40b09 Add --skip-assets-on flag to skip release asset downloads (#135)
Allow users to skip downloading release assets for specific repositories
while still backing up release metadata. Useful for starred repos with
large assets (e.g. syncthing with 27GB+).

Usage: --skip-assets-on repo1 repo2 owner/repo3

Features:
- Space-separated repos (consistent with --exclude)
- Case-insensitive matching
- Supports both repo name and owner/repo format
2025-12-12 16:21:52 +11:00

321 lines
12 KiB
Python

"""Tests for --skip-assets-on flag behavior (issue #135)."""
import pytest
from unittest.mock import Mock, patch
from github_backup import github_backup
class TestSkipAssetsOn:
"""Test suite for --skip-assets-on flag.
Issue #135: Allow skipping asset downloads for specific repositories
while still backing up release metadata.
"""
def _create_mock_args(self, **overrides):
"""Create a mock args object with sensible defaults."""
args = Mock()
args.user = "testuser"
args.output_directory = "/tmp/backup"
args.include_repository = False
args.include_everything = False
args.include_gists = False
args.include_starred_gists = False
args.all_starred = False
args.skip_existing = False
args.bare_clone = False
args.lfs_clone = False
args.no_prune = False
args.include_wiki = False
args.include_issues = False
args.include_issue_comments = False
args.include_issue_events = False
args.include_pulls = False
args.include_pull_comments = False
args.include_pull_commits = False
args.include_pull_details = False
args.include_labels = False
args.include_hooks = False
args.include_milestones = False
args.include_releases = True
args.include_assets = True
args.skip_assets_on = []
args.include_attachments = False
args.incremental = False
args.incremental_by_files = False
args.github_host = None
args.prefer_ssh = False
args.token_classic = "test-token"
args.token_fine = None
args.username = None
args.password = None
args.as_app = False
args.osx_keychain_item_name = None
args.osx_keychain_item_account = None
args.skip_prerelease = False
args.number_of_latest_releases = None
for key, value in overrides.items():
setattr(args, key, value)
return args
def _create_mock_repository(self, name="test-repo", owner="testuser"):
"""Create a mock repository object."""
return {
"name": name,
"full_name": f"{owner}/{name}",
"owner": {"login": owner},
"private": False,
"fork": False,
"has_wiki": False,
}
def _create_mock_release(self, tag="v1.0.0"):
"""Create a mock release object."""
return {
"tag_name": tag,
"name": tag,
"prerelease": False,
"draft": False,
"assets_url": f"https://api.github.com/repos/testuser/test-repo/releases/{tag}/assets",
}
def _create_mock_asset(self, name="asset.zip"):
"""Create a mock asset object."""
return {
"name": name,
"url": f"https://api.github.com/repos/testuser/test-repo/releases/assets/{name}",
}
class TestSkipAssetsOnArgumentParsing(TestSkipAssetsOn):
"""Tests for --skip-assets-on argument parsing."""
def test_skip_assets_on_not_set_defaults_to_none(self):
"""When --skip-assets-on is not specified, it should default to None."""
args = github_backup.parse_args(["testuser"])
assert args.skip_assets_on is None
def test_skip_assets_on_single_repo(self):
"""Single --skip-assets-on should create list with one item."""
args = github_backup.parse_args(["testuser", "--skip-assets-on", "big-repo"])
assert args.skip_assets_on == ["big-repo"]
def test_skip_assets_on_multiple_repos(self):
"""Multiple repos can be specified space-separated (like --exclude)."""
args = github_backup.parse_args(
[
"testuser",
"--skip-assets-on",
"big-repo",
"another-repo",
"owner/third-repo",
]
)
assert args.skip_assets_on == ["big-repo", "another-repo", "owner/third-repo"]
class TestSkipAssetsOnBehavior(TestSkipAssetsOn):
"""Tests for --skip-assets-on behavior in backup_releases."""
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_assets_downloaded_when_not_skipped(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Assets should be downloaded when repo is not in skip list."""
args = self._create_mock_args(skip_assets_on=[])
repository = self._create_mock_repository(name="normal-repo")
release = self._create_mock_release()
asset = self._create_mock_asset()
mock_json_dump.return_value = True
mock_retrieve.side_effect = [
[release], # First call: get releases
[asset], # Second call: get assets
]
with patch("os.path.join", side_effect=lambda *args: "/".join(args)):
github_backup.backup_releases(
args,
"/tmp/backup/repositories/normal-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file should have been called for the asset
mock_download.assert_called_once()
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_assets_skipped_when_repo_name_matches(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Assets should be skipped when repo name is in skip list."""
args = self._create_mock_args(skip_assets_on=["big-repo"])
repository = self._create_mock_repository(name="big-repo")
release = self._create_mock_release()
mock_json_dump.return_value = True
mock_retrieve.return_value = [release]
github_backup.backup_releases(
args,
"/tmp/backup/repositories/big-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file should NOT have been called
mock_download.assert_not_called()
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_assets_skipped_when_full_name_matches(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Assets should be skipped when owner/repo format matches."""
args = self._create_mock_args(skip_assets_on=["otheruser/big-repo"])
repository = self._create_mock_repository(name="big-repo", owner="otheruser")
release = self._create_mock_release()
mock_json_dump.return_value = True
mock_retrieve.return_value = [release]
github_backup.backup_releases(
args,
"/tmp/backup/repositories/big-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file should NOT have been called
mock_download.assert_not_called()
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_case_insensitive_matching(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Skip matching should be case-insensitive."""
# User types uppercase, repo name is lowercase
args = self._create_mock_args(skip_assets_on=["BIG-REPO"])
repository = self._create_mock_repository(name="big-repo")
release = self._create_mock_release()
mock_json_dump.return_value = True
mock_retrieve.return_value = [release]
github_backup.backup_releases(
args,
"/tmp/backup/repositories/big-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file should NOT have been called (case-insensitive match)
assert not mock_download.called
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_multiple_skip_repos(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Multiple repos in skip list should all be skipped."""
args = self._create_mock_args(skip_assets_on=["repo1", "repo2", "repo3"])
repository = self._create_mock_repository(name="repo2")
release = self._create_mock_release()
mock_json_dump.return_value = True
mock_retrieve.return_value = [release]
github_backup.backup_releases(
args,
"/tmp/backup/repositories/repo2",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file should NOT have been called
mock_download.assert_not_called()
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_release_metadata_still_saved_when_assets_skipped(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Release JSON should still be saved even when assets are skipped."""
args = self._create_mock_args(skip_assets_on=["big-repo"])
repository = self._create_mock_repository(name="big-repo")
release = self._create_mock_release()
mock_json_dump.return_value = True
mock_retrieve.return_value = [release]
github_backup.backup_releases(
args,
"/tmp/backup/repositories/big-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# json_dump_if_changed should have been called for release metadata
mock_json_dump.assert_called_once()
# But download_file should NOT have been called
mock_download.assert_not_called()
@patch("github_backup.github_backup.download_file")
@patch("github_backup.github_backup.retrieve_data")
@patch("github_backup.github_backup.mkdir_p")
@patch("github_backup.github_backup.json_dump_if_changed")
def test_non_matching_repo_still_downloads_assets(
self, mock_json_dump, mock_mkdir, mock_retrieve, mock_download
):
"""Repos not in skip list should still download assets."""
args = self._create_mock_args(skip_assets_on=["other-repo"])
repository = self._create_mock_repository(name="normal-repo")
release = self._create_mock_release()
asset = self._create_mock_asset()
mock_json_dump.return_value = True
mock_retrieve.side_effect = [
[release], # First call: get releases
[asset], # Second call: get assets
]
with patch("os.path.join", side_effect=lambda *args: "/".join(args)):
github_backup.backup_releases(
args,
"/tmp/backup/repositories/normal-repo",
repository,
"https://api.github.com/repos/{owner}/{repo}",
include_assets=True,
)
# download_file SHOULD have been called
mock_download.assert_called_once()
if __name__ == "__main__":
pytest.main([__file__, "-v"])