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dotdrop/tests/helpers.py
2022-05-24 18:25:10 +02:00

295 lines
8.0 KiB
Python

"""
author: deadc0de6 (https://github.com/deadc0de6)
Copyright (c) 2017, deadc0de6
helpers for the unittests
"""
import os
import random
import shutil
import string
import tempfile
from unittest import TestCase
from ruamel.yaml import YAML as yaml
from dotdrop.options import Options
from dotdrop.linktypes import LinkTypes
from dotdrop.utils import strip_home
TMPSUFFIX = '-dotdrop-tests'
class SubsetTestCase(TestCase):
def assertIsSubset(self, sub, sup):
for subKey, subValue in sub.items():
self.assertIn(subKey, sup)
supValue = sup[subKey]
if isinstance(subValue, str):
self.assertEqual(subValue, supValue)
continue
if isinstance(subValue, dict):
self.assertIsSubset(subValue, supValue)
continue
try:
iter(subValue)
self.assertTrue(all(
subItem in supValue
for subItem in subValue
))
except TypeError:
self.assertEqual(subValue, supValue)
def clean(path):
"""Delete file or directory"""
if not os.path.exists(path):
return
if os.path.islink(path):
os.remove(path)
elif os.path.isdir(path):
shutil.rmtree(path)
else:
os.remove(path)
def get_string(length):
"""Get a random string of length 'length'"""
alpha = string.ascii_uppercase + string.digits
temp = ''.join(random.choice(alpha) for _ in range(length))
return 'tmp.{}{}'.format(temp, TMPSUFFIX)
def get_tempdir():
"""Get a temporary directory"""
tmpdir = tempfile.mkdtemp(suffix=TMPSUFFIX)
os.chmod(tmpdir, 0o755)
return tmpdir
def create_random_file(directory, content=None,
binary=False, template=False):
"""Create a new file in directory with random content"""
fname = get_string(8)
mode = 'w'
if binary:
mode = 'wb'
if content is None:
if binary:
pre = bytes()
if template:
pre = bytes('{{@@ header() @@}}\n', 'ascii')
content = bytes('{}{}\n'.format(pre, get_string(100)), 'ascii')
else:
pre = ''
if template:
pre = '{{@@ header() @@}}\n'
content = '{}{}\n'.format(pre, get_string(100))
path = os.path.join(directory, fname)
with open(path, mode) as f:
f.write(content)
return path, content
def edit_content(path, newcontent, binary=False):
"""edit file content"""
mode = 'w'
if binary:
mode = 'wb'
with open(path, mode) as f:
f.write(newcontent)
def create_dir(path):
"""Create a directory"""
if not os.path.exists(path):
os.mkdir(path)
return path
def _fake_args():
args = {}
args['--verbose'] = False
args['--no-banner'] = False
args['--dry'] = False
args['--force'] = False
args['--nodiff'] = False
args['--showdiff'] = True
args['--link'] = 'nolink'
args['--template'] = False
args['--temp'] = False
args['<key>'] = []
args['--dopts'] = ''
args['--file'] = []
args['--ignore'] = []
args['<path>'] = []
args['--key'] = False
args['--ignore'] = []
args['--show-patch'] = False
args['--force-actions'] = False
args['--grepable'] = False
args['--as'] = None
args['--file-only'] = False
args['--workers'] = 1
args['--preserve-mode'] = False
args['--ignore-missing'] = False
args['--workdir-clear'] = False
# cmds
args['profiles'] = False
args['files'] = False
args['install'] = False
args['compare'] = False
args['import'] = False
args['update'] = False
args['detail'] = False
args['remove'] = False
return args
def load_options(confpath, profile):
"""Load the config file from path"""
# create the fake args (bypass docopt)
args = _fake_args()
args['--cfg'] = confpath
args['--profile'] = profile
args['--verbose'] = True
# and get the options
o = Options(args=args)
o.profile = profile
o.dry = False
o.safe = False
o.install_diff = True
o.import_link = LinkTypes.NOLINK
o.install_showdiff = True
o.debug = True
return o
def get_path_strip_version(path):
"""Return the path of a file as stored in yaml config"""
path = strip_home(path)
path = path.lstrip('.' + os.sep)
return path
def get_dotfile_from_yaml(dic, path):
"""Return the dotfile from the yaml dictionary"""
# path is not the file in dotpath but on the FS
dotfiles = dic['dotfiles']
# src = get_path_strip_version(path)
home = os.path.expanduser('~')
if path.startswith(home):
path = path.replace(home, '~')
dotfile = [d for d in dotfiles.values() if d['dst'] == path]
if dotfile:
return dotfile[0]
return None
def yaml_dashed_list(items, indent=0):
return ('\n'.join('{}- {}'.format(' ' * indent, item) for item in items)
+ '\n')
def create_fake_config(directory, configname='config.yaml',
dotpath='dotfiles', backup=True, create=True,
import_configs=(), import_actions=(),
import_variables=()):
"""Create a fake config file"""
path = os.path.join(directory, configname)
workdir = os.path.join(directory, 'workdir')
with open(path, 'w') as f:
f.write('config:\n')
f.write(' backup: {}\n'.format(str(backup)))
f.write(' create: {}\n'.format(str(create)))
f.write(' dotpath: {}\n'.format(dotpath))
f.write(' workdir: {}\n'.format(workdir))
if import_actions:
f.write(' import_actions:\n')
f.write(yaml_dashed_list(import_actions, 4))
if import_configs:
f.write(' import_configs:\n')
f.write(yaml_dashed_list(import_configs, 4))
if import_variables:
f.write(' import_variables:\n')
f.write(yaml_dashed_list(import_variables, 4))
f.write('dotfiles:\n')
f.write('profiles:\n')
f.write('actions:\n')
return path
def create_yaml_keyval(pairs, parent_dir=None, top_key=None):
if top_key:
pairs = {top_key: pairs}
if not parent_dir:
parent_dir = get_tempdir()
_, file_name = tempfile.mkstemp(dir=parent_dir, suffix='.yaml', text=True)
yaml_dump(pairs, file_name)
return file_name
def populate_fake_config(config, dotfiles={}, profiles={}, actions={},
trans={}, trans_write={}, variables={},
dynvariables={}):
"""Adds some juicy content to config files"""
is_path = isinstance(config, str)
if is_path:
config_path = config
config = yaml_load(config_path)
config['dotfiles'] = dotfiles
config['profiles'] = profiles
config['actions'] = actions
config['trans_read'] = trans
config['trans_write'] = trans_write
config['variables'] = variables
config['dynvariables'] = dynvariables
if is_path:
yaml_dump(config, config_path)
def file_in_yaml(yaml_file, path, link=False):
"""Return whether path is in the given yaml file as a dotfile."""
strip = get_path_strip_version(path)
if isinstance(yaml_file, str):
yaml_conf = yaml_load(yaml_file)
else:
yaml_conf = yaml_file
dotfiles = yaml_conf['dotfiles'].values()
in_src = any([x['src'].endswith(strip) for x in dotfiles])
in_dst = path in (os.path.expanduser(x['dst']) for x in dotfiles)
if link:
df = get_dotfile_from_yaml(yaml_conf, path)
has_link = False
if df:
has_link = 'link' in df
else:
return False
return in_src and in_dst and has_link
return in_src and in_dst
def yaml_load(path):
with open(path, 'r') as f:
content = yaml(typ='safe').load(f)
return content
def yaml_dump(content, path):
with open(path, 'w') as f:
y = yaml()
y.default_flow_style = False
y.indent = 2
y.typ = 'safe'
y.dump(content, f)