ruby/benchmark/file_rename.rb

12 строки
271 B
Ruby

# rename file
require 'tempfile'
max = 100_000
tmp = [ Tempfile.new('rename-a'), Tempfile.new('rename-b') ]
a, b = tmp.map { |x| x.path }
tmp.each { |t| t.close } # Windows can't rename files without closing them
max.times do
File.rename(a, b)
File.rename(b, a)
end