def test_build():
tree = fs.mkdir(
'/', [fs.mkdir('etc'),
fs.mkdir('usr'),
fs.mkfile('robots.txt')])
expected = {
'children': [
{
'children': [],
'meta': {},
'name': 'etc',
'type': 'directory',
},
{
'children': [],
'meta': {},
'name': 'usr',
'type': 'directory',
},
{
'meta': {},
'name': 'robots.txt',
'type': 'file',
},
],
'meta': {},
'name':
'/',
'type':
'directory',
}
assert tree == expected
def test_get_meta():
file = fs.mkfile('robots.txt')
dir = fs.mkdir('/')
tree = fs.mkdir(
'/', [fs.mkdir('etc'),
fs.mkdir('usr'),
fs.mkfile('robots.txt')])
expected = [
{
'children': [],
'meta': {},
'name': 'etc',
'type': 'directory',
},
{
'children': [],
'meta': {},
'name': 'usr',
'type': 'directory',
},
{
'meta': {},
'name': 'robots.txt',
'type': 'file',
},
]
assert not fs.get_children(file)
assert fs.get_children(dir) == []
assert fs.get_children(tree) == expected
def downcase_file_names(tree):
name = get_name(tree)
meta = copy.deepcopy(get_meta(tree))
if is_file(tree):
return mkfile(name.lower(), meta)
children = get_children(tree)
new_children = list(map(downcase_file_names, children))
return mkdir(name, new_children, meta)
def change_owner(node, owner):
name = fs.get_name(node)
new_meta = copy.deepcopy(fs.get_meta(node))
new_meta['owner'] = owner
if fs.is_file(node):
# Возвращаем обновлённый файл
return fs.mkfile(name, new_meta)
children = fs.get_children(node)
# Ключевая строчка
# Вызываем рекурсивное обновление каждого ребёнка
new_children = list(
map(lambda child: change_owner(child, owner), children))
new_tree = fs.mkdir(name, new_children, new_meta)
# Возвращаем обновлённую директорию
return new_tree
# example
import copy
from pprint import pprint
from hexlet import fs
tree = fs.mkdir('/', [
fs.mkdir('etc', [
fs.mkfile('bashrc'),
fs.mkfile('consul.cfg'),
]),
fs.mkfile('hexletrc'),
fs.mkdir('bin', [
fs.mkfile('ls'),
fs.mkfile('cat'),
]),
])
def change_owner(node, owner):
name = fs.get_name(node)
new_meta = copy.deepcopy(fs.get_meta(node))
new_meta['owner'] = owner
if fs.is_file(node):
# Возвращаем обновлённый файл
return fs.mkfile(name, new_meta)
children = fs.get_children(node)
# Ключевая строчка
# Вызываем рекурсивное обновление каждого ребёнка
new_children = list(
map(lambda child: change_owner(child, owner), children))
new_tree = fs.mkdir(name, new_children, new_meta)
def test_get_meta():
file = fs.mkfile('robots.txt', {'owner': 'root'})
dir = fs.mkdir('etc')
assert fs.get_meta(dir) == {}
assert fs.get_meta(file).get('owner') == 'root'
def test_is_directory():
node = fs.mkdir('/')
assert fs.is_directory(node)
assert not fs.is_file(node)
def test_get_name():
file = fs.mkfile('robots.txt')
dir = fs.mkdir('etc')
assert fs.get_name(file) == 'robots.txt'
assert fs.get_name(dir) == 'etc'
result = list(
map(
lambda child: (get_name(child), get_size_node(child)),
children,
))
result.sort(key=lambda size: size[1], reverse=True)
return result
# END
if __name__ == '__main__':
tree = mkdir('/', [
mkdir('etc', [
mkdir('apache'),
mkdir('nginx', [
mkfile('nginx.conf', {'size': 800}),
]),
mkdir('consul', [
mkfile('.config.json', {'size': 1200}),
mkfile('data', {'size': 8200}),
mkfile('raft', {'size': 80}),
]),
]),
mkfile('hosts', {'size': 3500}),
mkfile('resolve', {'size': 1000}),
])
assert du(tree) == [('etc', 10280), ('hosts', 3500), ('resolve', 1000)]
expected = [('consul', 9480), ('nginx', 800), ('apache', 0)]
assert du(get_children(tree)[0]) == expected
meta = copy.deepcopy(get_meta(tree))
if is_file(tree):
return mkfile(name.lower(), meta)
children = get_children(tree)
new_children = list(map(downcase_file_names, children))
return mkdir(name, new_children, meta)
# END
if __name__ == "__main__":
tree = mkdir('/', [
mkdir('eTc', [
mkdir('NgiNx', [], {'size': 4000}),
mkdir(
'CONSUL',
[mkfile('config.JSON', {'uid': 0})],
),
]),
mkfile('hOsts'),
])
original = copy.deepcopy(tree)
downcase_file_names(tree)
assert tree == original
tree = mkdir('/', [
mkdir('eTc', [
mkdir('NgiNx', [], {'size': 4000}),
mkdir(
'CONSUL',
[mkfile('config.JSON', {'uid': 0})],
),
]),
children = get_children(node)
count_hidden_children = list(map(get_hidden_files_count, children))
return sum(count_hidden_children)
# END
if __name__ == '__main__':
tree = mkdir('/', [
mkdir('etc', [
mkdir('apache'),
mkdir('nginx', [
mkfile('.nginx.conf'),
]),
mkdir('consul', [
mkfile('.config.json'),
mkfile('data'),
mkfile('raft'),
]),
]),
mkfile('.hosts', {'size': 3500}),
mkfile('resolve'),
])
assert get_hidden_files_count(tree) == 3
tree = mkdir('/', [
mkdir('.etc', [
mkdir('.apache'),
mkdir('nginx', [
mkfile('nginx.conf'),
]),
mkdir('.consul', [
