Benchmark Vital.VCS.Git.Finder

benchmark_finder.vim

let s:V = vital#of('vital')
let s:G = s:V.import('VCS.Git.Core')
let s:F = s:V.import('VCS.Git.Finder')
 
function! s:test1(path, dummy)
  let c = 1
  let args = ['rev-parse', '--is-inside-work-tree']
  let start = reltime()
  while c < 100
    let result = s:G.exec(args, { 'cwd': a:path })
    if result.status || result.stdout !~# 'true'
      throw "Fail"
    endif
    let c += 1
  endwhile
  echomsg reltimestr(reltime(start))
endfunction

function! s:test2(path, cache)
  let c = 1
  let f = s:F.new(a:cache)
  let start = reltime()
  while c < 100
    if empty(f.find(a:path))
      throw "Fail"
    endif
    let c += 1
  endwhile
  echomsg reltimestr(reltime(start))
endfunction
 
function! Test(n, msg, cache)
  echomsg ""
  echomsg "Test" . string(a:n) . ": " . a:msg
  echomsg "=================================================================="
  let c = 1
  while c < 10
    call s:test{a:n}(expand("<sfile>"), a:cache)
    let c += 1
  endwhile
  echomsg "=================================================================="
endfunction
 
function! Tests()
  call Test(1, "Via git rev-parse --is-inside-work-tree", {})
  call Test(2, "Via VCS.Git.Finder (with dummy cache)", s:V.import('System.Cache.Dummy').new())
  call Test(2, "Via VCS.Git.Finder (with file cache)", s:V.import('System.Cache.File').new('.cache' ))
  call Test(2, "Via VCS.Git.Finder (with simple cache)", s:V.import('System.Cache.Simple').new())
endfunction

Test1: Via git rev-parse --is-inside-work-tree
==================================================================
  2.206555
  2.590994
  2.216840
  2.384569
  2.181529
  2.196713
  2.191658
  2.499414
  2.457215
==================================================================

Test2: Via VCS.Git.Finder (with dummy cache)
==================================================================
  0.117311
  0.132775
  0.140907
  0.119070
  0.121376
  0.125802
  0.134997
  0.121216
  0.118144
==================================================================

Test2: Via VCS.Git.Finder (with file cache)
==================================================================
  0.044514
  0.039575
  0.054004
  0.048912
  0.043166
  0.047751
  0.040432
  0.043488
  0.041276
==================================================================

Test2: Via VCS.Git.Finder (with simple cache)
==================================================================
  0.024397
  0.033766
  0.024303
  0.022115
  0.021535
  0.025670
  0.021483
  0.024640
  0.022808
==================================================================