glob perf test

t.nim

import os, ospaths, future, times
import src/glob

proc touchFile (path: string) =
  let (head, _) = path.splitPath
  head.createDir
  var f = open(path, fmWrite)
  f.write("")
  f.close

proc createStructure (dir: string, files: seq[string]): () -> void =
  dir.removeDir
  dir.createDir
  for file in files:
    touchFile(dir / file)

  result = () => removeDir(dir)

let cleanup = createStructure("__opt__", @[
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "a" / "b" / "c" / "d" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "1" / "2" / "3" / "4" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "e" / "f" / "g" / "h" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "5" / "6" / "7" / "8" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file2.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file3.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file4.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file5.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file6.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file7.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file8.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "deeper_er" / "file9.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file1.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file2.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file3.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file4.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file5.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file6.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file7.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file8.nim",
  "deep" / "dir" / "deeper" / "even_deeper" / "file9.nim",
  "deep" / "dir" / "deeper" / "file1.nim",
  "deep" / "dir" / "deeper" / "file2.nim",
  "deep" / "dir" / "deeper" / "file3.nim",
  "deep" / "dir" / "deeper" / "file4.nim",
  "deep" / "dir" / "deeper" / "file5.nim",
  "deep" / "dir" / "deeper" / "file6.nim",
  "deep" / "dir" / "deeper" / "file7.nim",
  "deep" / "dir" / "deeper" / "file8.nim",
  "deep" / "dir" / "deeper" / "file9.nim",
  "deep" / "dir" / "file1.nim",
  "deep" / "dir" / "file2.nim",
  "deep" / "dir" / "file3.nim",
  "deep" / "dir" / "file4.nim",
  "deep" / "dir" / "file5.nim",
  "deep" / "dir" / "file6.nim",
  "deep" / "dir" / "file7.nim",
  "deep" / "dir" / "file8.nim",
  "deep" / "dir" / "file9.nim",
  "not_as" / "deep1.jpg",
  "not_as" / "deep2.jpg",
  "not_as" / "deep3.jpg",
  "not_as" / "deep4.jpg",
  "not_as" / "deep5.jpg",
  "not_as" / "deep6.jpg",
  "not_as" / "deep7.jpg",
  "not_as" / "deep8.jpg",
  "not_as" / "deep1.nim",
  "not_as" / "deep2.nim",
  "not_as" / "deep3.nim",
  "not_as" / "deep4.nim",
  "not_as" / "deep5.nim",
  "not_as" / "deep6.nim",
  "not_as" / "deep7.nim",
  "not_as" / "deep8.nim",
  "1" / "file.jpg",
  "2" / "file.jpg",
  "3" / "file.jpg",
  "4" / "file.jpg",
  "5" / "file.jpg",
  "6" / "file.jpg",
  "7" / "file.jpg",
  "8" / "file.jpg",
  "9" / "file.jpg",
  "a" / "1" / "file.jpg",
  "a" / "2" / "file.jpg",
  "a" / "3" / "file.jpg",
  "a" / "4" / "file.jpg",
  "a" / "5" / "file.jpg",
  "a" / "6" / "file.jpg",
  "a" / "7" / "file.jpg",
  "a" / "8" / "file.jpg",
  "a" / "9" / "file.jpg",
  "b" / "1" / "file.jpg",
  "b" / "2" / "file.jpg",
  "b" / "3" / "file.jpg",
  "b" / "4" / "file.jpg",
  "b" / "5" / "file.jpg",
  "b" / "6" / "file.jpg",
  "b" / "7" / "file.jpg",
  "b" / "8" / "file.jpg",
  "b" / "9" / "file.jpg",
  "c" / "1" / "file.jpg",
  "c" / "2" / "file.jpg",
  "c" / "3" / "file.jpg",
  "c" / "4" / "file.jpg",
  "c" / "5" / "file.jpg",
  "c" / "6" / "file.jpg",
  "c" / "7" / "file.jpg",
  "c" / "8" / "file.jpg",
  "c" / "9" / "file.jpg",
  "d" / "1" / "file.jpg",
  "d" / "2" / "file.jpg",
  "d" / "3" / "file.jpg",
  "d" / "4" / "file.jpg",
  "d" / "5" / "file.jpg",
  "d" / "6" / "file.jpg",
  "d" / "7" / "file.jpg",
  "d" / "8" / "file.jpg",
  "d" / "9" / "file.jpg",
  "shallow1.nim",
  "shallow2.nim",
  "shallow3.nim",
  "shallow4.nim",
  "shallow5.nim",
  "shallow6.nim",
  "shallow7.nim",
  "shallow8.nim",
  "shallow9.nim"
])

let start = cpuTime()
discard listGlob("*.nim")
let stop = cpuTime()

echo stop - start

cleanup()