t/perf/p3400-rebase.sh

   1 #!/bin/sh
   2
   3 test_description='Tests rebase performance'
   4 . ./perf-lib.sh
   5
   6 test_perf_default_repo
   7
   8 test_expect_success 'setup rebasing on top of a lot of changes' '
   9         git checkout -f -b base &&
  10         git checkout -b to-rebase &&
  11         git checkout -b upstream &&
  12         for i in $(seq 100)
  13         do
  14                 # simulate huge diffs
  15                 echo change$i >unrelated-file$i &&
  16                 seq 1000 >>unrelated-file$i &&
  17                 git add unrelated-file$i &&
  18                 test_tick &&
  19                 git commit -m commit$i unrelated-file$i &&
  20                 echo change$i >unrelated-file$i &&
  21                 seq 1000 | tac >>unrelated-file$i &&
  22                 git add unrelated-file$i &&
  23                 test_tick &&
  24                 git commit -m commit$i-reverse unrelated-file$i ||
  25                 break
  26         done &&
  27         git checkout to-rebase &&
  28         test_commit our-patch interesting-file
  29 '
  30
  31 test_perf 'rebase on top of a lot of unrelated changes' '
  32         git rebase --onto upstream HEAD^ &&
  33         git rebase --onto base HEAD^
  34 '
  35
  36 test_expect_success 'setup rebasing many changes without split-index' '
  37         git config core.splitIndex false &&
  38         git checkout -b upstream2 to-rebase &&
  39         git checkout -b to-rebase2 upstream
  40 '
  41
  42 test_perf 'rebase a lot of unrelated changes without split-index' '
  43         git rebase --onto upstream2 base &&
  44         git rebase --onto base upstream2
  45 '
  46
  47 test_expect_success 'setup rebasing many changes with split-index' '
  48         git config core.splitIndex true
  49 '
  50
  51 test_perf 'rebase a lot of unrelated changes with split-index' '
  52         git rebase --onto upstream2 base &&
  53         git rebase --onto base upstream2
  54 '
  55
  56 test_done