t/t7701-repack-unpack-unreachable.sh

   1 #!/bin/sh
   2
   3 test_description='git repack works correctly'
   4
   5 . ./test-lib.sh
   6
   7 fsha1=
   8 csha1=
   9 tsha1=
  10
  11 test_expect_success '-A with -d option leaves unreachable objects unpacked' '
  12         echo content > file1 &&
  13         git add . &&
  14         git commit -m initial_commit &&
  15         # create a transient branch with unique content
  16         git checkout -b transient_branch &&
  17         echo more content >> file1 &&
  18         # record the objects created in the database for file, commit, tree
  19         fsha1=$(git hash-object file1) &&
  20         git commit -a -m more_content &&
  21         csha1=$(git rev-parse HEAD^{commit}) &&
  22         tsha1=$(git rev-parse HEAD^{tree}) &&
  23         git checkout master &&
  24         echo even more content >> file1 &&
  25         git commit -a -m even_more_content &&
  26         # delete the transient branch
  27         git branch -D transient_branch &&
  28         # pack the repo
  29         git repack -A -d -l &&
  30         # verify objects are packed in repository
  31         test 3 = $(git verify-pack -v -- .git/objects/pack/*.idx |
  32                    egrep "^($fsha1|$csha1|$tsha1) " |
  33                    sort | uniq | wc -l) &&
  34         git show $fsha1 &&
  35         git show $csha1 &&
  36         git show $tsha1 &&
  37         # now expire the reflog
  38         sleep 1 &&
  39         git reflog expire --expire-unreachable=now --all &&
  40         # and repack
  41         git repack -A -d -l &&
  42         # verify objects are retained unpacked
  43         test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
  44                    egrep "^($fsha1|$csha1|$tsha1) " |
  45                    sort | uniq | wc -l) &&
  46         git show $fsha1 &&
  47         git show $csha1 &&
  48         git show $tsha1
  49 '
  50
  51 compare_mtimes ()
  52 {
  53         read tref rest &&
  54         while read t rest; do
  55                 test "$tref" = "$t" || break
  56         done
  57 }
  58
  59 test_expect_success '-A without -d option leaves unreachable objects packed' '
  60         fsha1path=$(echo "$fsha1" | sed -e "s|\(..\)|\1/|") &&
  61         fsha1path=".git/objects/$fsha1path" &&
  62         csha1path=$(echo "$csha1" | sed -e "s|\(..\)|\1/|") &&
  63         csha1path=".git/objects/$csha1path" &&
  64         tsha1path=$(echo "$tsha1" | sed -e "s|\(..\)|\1/|") &&
  65         tsha1path=".git/objects/$tsha1path" &&
  66         git branch transient_branch $csha1 &&
  67         git repack -a -d -l &&
  68         test ! -f "$fsha1path" &&
  69         test ! -f "$csha1path" &&
  70         test ! -f "$tsha1path" &&
  71         test 1 = $(ls -1 .git/objects/pack/pack-*.pack | wc -l) &&
  72         packfile=$(ls .git/objects/pack/pack-*.pack) &&
  73         git branch -D transient_branch &&
  74         sleep 1 &&
  75         git repack -A -l &&
  76         test ! -f "$fsha1path" &&
  77         test ! -f "$csha1path" &&
  78         test ! -f "$tsha1path" &&
  79         git show $fsha1 &&
  80         git show $csha1 &&
  81         git show $tsha1
  82 '
  83
  84 test_expect_success 'unpacked objects receive timestamp of pack file' '
  85         tmppack=".git/objects/pack/tmp_pack" &&
  86         ln "$packfile" "$tmppack" &&
  87         git repack -A -l -d &&
  88         test-chmtime -v +0 "$tmppack" "$fsha1path" "$csha1path" "$tsha1path" \
  89                 > mtimes &&
  90         compare_mtimes < mtimes
  91 '
  92
  93 test_done