module FakeFS::FileUtils

Public Instance Methods

cd(dir, &block) click to toggle source
# File lib/fakefs/fileutils.rb, line 252
def cd(dir, &block)
  FileSystem.chdir(dir, &block)
end
Also aliased as: chdir
chdir(dir, &block)
Alias for: cd
chmod(mode, list, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 211
def chmod(mode, list, options={})
  list = Array(list)
  list.each do |f|
    if File.exists?(f)
      File.chmod(mode, f)
    else
      raise Errno::ENOENT, f
    end
  end
  list
end
chmod_R(mode, list, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 223
def chmod_R(mode, list, options={})
  list = Array(list)
  list.each do |file|
    chmod(mode, file)
    [FileSystem.find("#{file}/**/**")].flatten.each do |f|
      chmod(mode, f.to_s)
    end
  end
  list
end
chown(user, group, list, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 178
def chown(user, group, list, options={})
  list = Array(list)
  list.each do |f|
    if File.exists?(f)
      uid = if user
              user.to_s.match(/[0-9]+/) ? user.to_i : Etc.getpwnam(user).uid
            else
              nil
            end
      gid = if group
              group.to_s.match(/[0-9]+/) ? group.to_i : Etc.getgrnam(group).gid
            else
              nil
            end
      File.chown(uid, gid, f)
    else
      raise Errno::ENOENT, f
    end
  end
  list
end
chown_R(user, group, list, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 200
def chown_R(user, group, list, options={})
  list = Array(list)
  list.each do |file|
    chown(user, group, file)
    [FileSystem.find("#{file}/**/**")].flatten.each do |f|
      chown(user, group, f.to_s)
    end
  end
  list
end
cmp(file1, file2)
Alias for: compare_file
compare_file(file1, file2) click to toggle source
# File lib/fakefs/fileutils.rb, line 257
def compare_file(file1, file2)
  # we do a strict comparison of both files content
  File.readlines(file1) == File.readlines(file2)
end
Also aliased as: cmp, identical?
copy(src, dest, options={})
Alias for: cp
copy_file(src, dest, preserve = false, dereference = true) click to toggle source
# File lib/fakefs/fileutils.rb, line 106
def copy_file(src, dest, preserve = false, dereference = true)
  # Not a perfect match, but similar to what regular FileUtils does.
  cp(src, dest)
end
cp(src, dest, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 70
def cp(src, dest, options={})
  if src.is_a?(Array) && !File.directory?(dest)
    raise Errno::ENOTDIR, dest
  end

  # handle `verbose' flag
  RealFileUtils.cp src, dest, options.merge(:noop => true)

  # handle `noop' flag
  return if options[:noop]

  Array(src).each do |src|
    dst_file = FileSystem.find(dest)
    src_file = FileSystem.find(src)

    if !src_file
      raise Errno::ENOENT, src
    end

    if File.directory? src_file
      raise Errno::EISDIR, src
    end

    if dst_file && File.directory?(dst_file)
      FileSystem.add(File.join(dest, File.basename(src)), src_file.entry.clone(dst_file))
    else
      FileSystem.delete(dest)
      FileSystem.add(dest, src_file.entry.clone)
    end
  end

  return nil
end
Also aliased as: copy
cp_r(src, dest, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 111
def cp_r(src, dest, options={})
  # handle `verbose' flag
  RealFileUtils.cp_r src, dest, options.merge(:noop => true)

  # handle `noop' flag
  return if options[:noop]

  Array(src).each do |src|
    # This error sucks, but it conforms to the original Ruby
    # method.
    raise "unknown file type: #{src}" unless dir = FileSystem.find(src)

    new_dir = FileSystem.find(dest)

    if new_dir && !File.directory?(dest)
      raise Errno::EEXIST, dest
    end

    if !new_dir && !FileSystem.find(dest+'/../')
      raise Errno::ENOENT, dest
    end

    # This last bit is a total abuse and should be thought hard
    # about and cleaned up.
    if new_dir
      if src[-2..-1] == '/.'
        dir.entries.each{|f| new_dir[f.name] = f.clone(new_dir) }
      else
        new_dir[dir.name] = dir.entry.clone(new_dir)
      end
    else
      FileSystem.add(dest, dir.entry.clone)
    end
  end

  return nil
end
identical?(file1, file2)
Alias for: compare_file
ln_s(target, path, options = {}) click to toggle source
# File lib/fakefs/fileutils.rb, line 51
def ln_s(target, path, options = {})
  options = { :force => false }.merge(options)
  (FileSystem.find(path) && !options[:force]) ?
    raise(Errno::EEXIST, path) :
    FileSystem.delete(path)

  if !options[:force] && !Dir.exists?(File.dirname(path))
    raise Errno::ENOENT, path
  end

  FileSystem.add(path, FakeSymlink.new(target))
end
Also aliased as: symlink
ln_sf(target, path) click to toggle source
# File lib/fakefs/fileutils.rb, line 64
def ln_sf(target, path)
  ln_s(target, path, { :force => true })
end
makedirs(list, options = {})
Alias for: mkdir_p
mkdir(list, ignored_options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 14
def mkdir(list, ignored_options={})
  list = [ list ] unless list.is_a?(Array)
  list.each do |path|
    parent = path.split('/')
    parent.pop
    raise Errno::ENOENT, path unless parent.join == "" || parent.join == "." || FileSystem.find(parent.join('/'))
    raise Errno::EEXIST, path if FileSystem.find(path)
    FileSystem.add(path, FakeDir.new)
  end
end
mkdir_p(list, options = {}) click to toggle source
# File lib/fakefs/fileutils.rb, line 5
def mkdir_p(list, options = {})
  list = [ list ] unless list.is_a?(Array)
  list.each do |path|
    FileSystem.add(path, FakeDir.new)
  end
end
Also aliased as: mkpath, makedirs
mkpath(list, options = {})
Alias for: mkdir_p
move(src, dest, options={})
Alias for: mv
mv(src, dest, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 149
def mv(src, dest, options={})
  # handle `verbose' flag
  RealFileUtils.mv src, dest, options.merge(:noop => true)

  # handle `noop' flag
  return if options[:noop]

  Array(src).each do |path|
    if target = FileSystem.find(path)
      dest_path = File.directory?(dest) ? File.join(dest, File.basename(path)) : dest
      if File.directory?(dest_path)
        raise Errno::EEXIST, dest_path unless options[:force]
      elsif File.directory?(File.dirname(dest_path))
        FileSystem.delete(dest_path)
        FileSystem.add(dest_path, target.entry.clone)
        FileSystem.delete(path)
      else
        raise Errno::ENOENT, dest_path unless options[:force]
      end
    else
      raise Errno::ENOENT, path
    end
  end

  return nil
end
Also aliased as: move
remove(list, options = {})
Alias for: rm
remove_entry_secure(list, options = {})
Alias for: rm_rf
rm(list, options = {}) click to toggle source
# File lib/fakefs/fileutils.rb, line 37
def rm(list, options = {})
  Array(list).each do |path|
    FileSystem.delete(path) or (!options[:force] && raise(Errno::ENOENT.new(path)))
  end
end
Also aliased as: rm_rf, rm_r, rm_f, remove
rm_f(list, options = {})
Also aliased as: safe_unlink
Alias for: rm
rm_r(list, options = {})
Alias for: rm
rm_rf(list, options = {})
Also aliased as: rmtree, remove_entry_secure
Alias for: rm
rmdir(list, options = {}) click to toggle source
# File lib/fakefs/fileutils.rb, line 25
def rmdir(list, options = {})
  list = [ list ] unless list.is_a?(Array)
  list.each do |l|
    parent = l.split('/')
    parent.pop
    raise Errno::ENOENT, l unless parent.join == "" || FileSystem.find(parent.join('/'))
    raise Errno::ENOENT, l unless FileSystem.find(l)
    raise Errno::ENOTEMPTY, l unless FileSystem.find(l).empty?
    rm(l)
  end
end
rmtree(list, options = {})
Alias for: rm_rf
touch(list, options={}) click to toggle source
# File lib/fakefs/fileutils.rb, line 234
def touch(list, options={})
  Array(list).each do |f|
    if fs = FileSystem.find(f)
      now = Time.now
      fs.mtime = options[:mtime] || now
      fs.atime = now
    else
      file = File.open(f, 'w')
      file.close

      if mtime = options[:mtime]
        fs = FileSystem.find(f)
        fs.mtime = mtime
      end
    end
  end
end