def test__symlink_pointing_at_cycle__throws(fs, links_db): # pylint: disable=unused-argument
"""Catch when referencing a symlink cycle"""
if not platform.WINDOWS:
cycle_path, target = expand('~/foo'), 'foo'
fs.create_symlink(cycle_path.exp, target)
#|
with raises(OSError, match='Too many levels of symbolic links'):
links.ln('~/leaf', cycle_path.orig)
def test__symlink_pointing_at_self__throws(fs, links_db): # pylint: disable=unused-argument
"""Catch accidental creation of self-referential symlinks"""
file_path = expand('~/foo')
fs.create_file(file_path.exp)
# TODO: add parent-dir symlinks to look through before hitting `foo`, to
# exercise the `realpath` stuff.
#|
with raises(exceptions.PathInvalidError, match='Symlink points at itself'):
links.ln(file_path.orig, file_path.orig)
def test__tracked_link_exists_with_correct_target__ignores(
caplog, fs, links_db):
"""Creating an existing symlink should do nothing"""
caplog.set_level(logging.DEBUG)
file_path, link_path, target = expand('~/file.txt'), expand(
'~/link'), 'file.txt'
db_serial = 5
fs.create_file(file_path.exp)
fs.create_symlink(link_path.exp, target)
links_db.db.serial = db_serial
links_db.add(link_path.exp, target, db_serial - 1)
#|
result = links.ln(link_path.orig, file_path.orig)
entry = links_db.find(link_path.exp)
#|
assert 'Skipping managed symlink' in caplog.text
assert result == LinkResult.LINK_OK
assert entry == {
'link': link_path.exp,
'target': target,
'last': db_serial
}
def test__link_not_exist_and_target_exists__shortens_creates_and_tracks(
caplog, fs, links_db):
"""Basic behavior of creating new symlinks"""
caplog.set_level(logging.DEBUG)
file_contents = 'abc'
file_path = expand('~/path/to/actual/file.txt')
link_path = expand('~/path/to/the/.link')
target = '../actual/file.txt'
db_serial = 12
fs.create_file(file_path.exp, contents=file_contents)
links_db.db.serial = db_serial
#|
result = links.ln(link_path.orig, file_path.orig)
entry = links_db.find(link_path.exp)
#|
assert 'Creating symlink' in caplog.text
assert 'Creating parent folder' in caplog.text
assert result == LinkResult.LINK_OK
assert entry == {
'link': link_path.exp,
'target': target,
'last': db_serial
}
assert os.readlink(link_path.exp).replace(
'\\', '/') == target, 'link is shortened and not absolute'
assert fs.resolve(link_path.exp).path.replace(
'\\', '/') == file_path.exp, 'link resolves correctly'
assert open(link_path.exp,
'r').read() == file_contents, 'link target matches expected'
def test__tracked_link_exists_with_different_target__updates(
caplog, fs, links_db):
"""A symlink we were tracking has changed in spec, so update the symlink"""
caplog.set_level(logging.DEBUG)
file_moved_path, link_path = expand('~/moved.txt'), expand('~/link')
target_existing, target_moved = 'existing.txt', 'moved.txt'
db_serial = 30
# symlink and db entry point to old location
fs.create_symlink(link_path.exp, target_existing)
links_db.db.serial = db_serial
links_db.add(link_path.exp, target_existing, db_serial - 1)
# but the file has been 'moved' already to its new location
fs.create_file(file_moved_path.exp)
#|
result = links.ln(link_path.orig, file_moved_path.orig)
entry = links_db.find(link_path.exp)
#|
assert 'Moving managed symlink' in caplog.text
assert result == LinkResult.LINK_OK
assert entry['target'] == target_moved
def test__untracked_link_exists_with_correct_target__tracks_and_ignores(
caplog, fs, links_db):
"""Should take over an already-correct symlink"""
caplog.set_level(logging.DEBUG)
file_path, link_path, target = expand('~/file.txt'), expand(
'~/link'), 'file.txt'
db_serial = 20
fs.create_file(file_path.exp)
fs.create_symlink(link_path.exp, target)
links_db.db.serial = db_serial
#|
result = links.ln(link_path.orig, file_path.orig)
entry = links_db.find(link_path.exp)
#|
assert 'Taking ownership of existing symlink' in caplog.text
assert result == LinkResult.LINK_OK
assert entry == {
'link': link_path.exp,
'target': target,
'last': db_serial
}
def test__target_not_exist__ignores(caplog, links_db):
"""Ignore symlinks referring to nonexistent target paths (will be very common across OS's)"""
caplog.set_level(logging.DEBUG)
link_path = '~/link'
#|
result = links.ln(link_path, '~/no-file.txt')
entry = links_db.find(link_path)
#|
assert 'does not exist; skipping' in caplog.text
assert result == LinkResult.NO_TARGET
assert entry is None
assert not os.path.exists(f'{HOME}/link')
def test__untracked_link_exists_with_different_target__returns_mismatch(
caplog, fs, links_db): # pylint: disable=unused-argument
"""Symlink already exists, but is not managed and is pointing somewhere unexpected"""
caplog.set_level(logging.DEBUG)
file_path, link_path = expand('~/file.txt'), expand('~/link')
fs.create_file(file_path.exp)
fs.create_symlink(link_path.exp, 'otherfile.txt')
#|
result = links.ln(link_path.orig, file_path.orig)
#|
assert 'Unmanaged symlink found' in caplog.text
assert result == LinkResult.LINK_MISMATCH
def test__dup_target_and_link__throws(fs, links_db): # pylint: disable=unused-argument
"""Catch accidental duplication of symlinks"""
file_path, file2_path, link_path = expand('~/file.txt'), expand(
'~/file2.txt'), expand('~/link')
fs.create_file(file_path.exp)
fs.create_file(file2_path.exp)
links.ln(link_path.orig, file_path.orig)
with raises(exceptions.UpdotError, match='Duplicate creation of symlink'):
links.ln(link_path.orig, file_path.orig)
with raises(exceptions.UpdotError, match='Duplicate creation of symlink'):
links.ln(link_path.orig, file2_path.orig)
def test__basic_integration_scenario__succeeds(links_db): # pylint: disable=unused-argument
# pylint: disable=bad-whitespace
#|
# mkdir('~/bin')
# mkdir('~/go/bin')
# mkdir('~/.ssh')
PROJ = '~/proj'
ln('~/dotfiles/config', '~/.config')
ln('~/Common/Private', '~/dotfiles/private')
ln('~/dotfiles/private/ssh/authorized_keys', '~/.ssh/authorized_keys')
# ln('~/.config/tmux/tmux.conf', '~/.tmux.conf', if_app='tmux')
# ln('~/.config/pdb/pdbrc.py', '~/.pdbrc.py', if_app='python')
# ln('~/.config/hyper/hyper.js', '~/.hyper.js', if_app='hyper')
ln('~/dotfiles/special/zsh/zshenv', '~/.zshenv')
ln('~/.config/termux', '~/.termux')
ln('~/storage/shared/Sync/Common', '~/Common')
ln('~/dotfiles/special/cygwin/profile', '~/.profile')
ln('~/dotfiles/special/cygwin/minttyrc', '~/.minttyrc')
ln('~/.config/git/config-windows', '~/.gitconfig')
ln('~/.config/hg/hgrc', '~/.hgrc')
ln('~/.config/omnisharp', '~/.omnisharp')
ln('~/dotfiles/private/openvpn/config', '~/OpenVPN/config')
ln('~/Common/_Settings/gimp-2.8', '.gimp-2.8')
ln('~/Common/_Settings/Ssh', '.ssh')
ln('~/Common/_Settings/minttyrc.txt', '.minttyrc')
ln('~/Common/Visual Studio 2017', 'Documents/Visual Studio 2017')
ln('~/Common/WindowsPowerShell', 'Documents/WindowsPowerShell')
if platform.WINDOWS:
APPDATA = os.getenv('APPDATA')
ln('~/dotfiles/special/vscode/User', f'{APPDATA}/Code/User')
ln('~/Games/Factorio', f'{APPDATA}/Factorio')
ln('~/Programs/Everything', f'{APPDATA}/Everything')
ln(f'{PROJ}/unity-meta', '~/unity-meta')
