t/t5400-send-pack.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 test_description='See why rewinding head breaks send-pack
   7
   8 '
   9 . ./test-lib.sh
  10
  11 cnt=64
  12 test_expect_success setup '
  13         test_tick &&
  14         mkdir mozart mozart/is &&
  15         echo "Commit #0" >mozart/is/pink &&
  16         git update-index --add mozart/is/pink &&
  17         tree=$(git write-tree) &&
  18         commit=$(echo "Commit #0" | git commit-tree $tree) &&
  19         zero=$commit &&
  20         parent=$zero &&
  21         i=0 &&
  22         while test $i -le $cnt
  23         do
  24             i=$(($i+1)) &&
  25             test_tick &&
  26             echo "Commit #$i" >mozart/is/pink &&
  27             git update-index --add mozart/is/pink &&
  28             tree=$(git write-tree) &&
  29             commit=$(echo "Commit #$i" | git commit-tree $tree -p $parent) &&
  30             git update-ref refs/tags/commit$i $commit &&
  31             parent=$commit || return 1
  32         done &&
  33         git update-ref HEAD "$commit" &&
  34         git clone ./. victim &&
  35         ( cd victim && git config receive.denyCurrentBranch warn && git log ) &&
  36         git update-ref HEAD "$zero" &&
  37         parent=$zero &&
  38         i=0 &&
  39         while test $i -le $cnt
  40         do
  41             i=$(($i+1)) &&
  42             test_tick &&
  43             echo "Rebase #$i" >mozart/is/pink &&
  44             git update-index --add mozart/is/pink &&
  45             tree=$(git write-tree) &&
  46             commit=$(echo "Rebase #$i" | git commit-tree $tree -p $parent) &&
  47             git update-ref refs/tags/rebase$i $commit &&
  48             parent=$commit || return 1
  49         done &&
  50         git update-ref HEAD "$commit" &&
  51         echo Rebase &&
  52         git log'
  53
  54 test_expect_success 'pack the source repository' '
  55         git repack -a -d &&
  56         git prune
  57 '
  58
  59 test_expect_success 'pack the destination repository' '
  60     (
  61         cd victim &&
  62         git repack -a -d &&
  63         git prune
  64     )
  65 '
  66
  67 test_expect_success 'refuse pushing rewound head without --force' '
  68         pushed_head=$(git rev-parse --verify master) &&
  69         victim_orig=$(cd victim && git rev-parse --verify master) &&
  70         test_must_fail git send-pack ./victim master &&
  71         victim_head=$(cd victim && git rev-parse --verify master) &&
  72         test "$victim_head" = "$victim_orig" &&
  73         # this should update
  74         git send-pack --force ./victim master &&
  75         victim_head=$(cd victim && git rev-parse --verify master) &&
  76         test "$victim_head" = "$pushed_head"
  77 '
  78
  79 test_expect_success \
  80         'push can be used to delete a ref' '
  81         ( cd victim && git branch extra master ) &&
  82         git send-pack ./victim :extra master &&
  83         ( cd victim &&
  84           test_must_fail git rev-parse --verify extra )
  85 '
  86
  87 test_expect_success 'refuse deleting push with denyDeletes' '
  88         (
  89             cd victim &&
  90             ( git branch -D extra || : ) &&
  91             git config receive.denyDeletes true &&
  92             git branch extra master
  93         ) &&
  94         test_must_fail git send-pack ./victim :extra master
  95 '
  96
  97 test_expect_success 'cannot override denyDeletes with git -c send-pack' '
  98         (
  99                 cd victim &&
 100                 test_might_fail git branch -D extra &&
 101                 git config receive.denyDeletes true &&
 102                 git branch extra master
 103         ) &&
 104         test_must_fail git -c receive.denyDeletes=false \
 105                                         send-pack ./victim :extra master
 106 '
 107
 108 test_expect_success 'override denyDeletes with git -c receive-pack' '
 109         (
 110                 cd victim &&
 111                 test_might_fail git branch -D extra &&
 112                 git config receive.denyDeletes true &&
 113                 git branch extra master
 114         ) &&
 115         git send-pack \
 116                 --receive-pack="git -c receive.denyDeletes=false receive-pack" \
 117                 ./victim :extra master
 118 '
 119
 120 test_expect_success 'denyNonFastforwards trumps --force' '
 121         (
 122             cd victim &&
 123             ( git branch -D extra || : ) &&
 124             git config receive.denyNonFastforwards true
 125         ) &&
 126         victim_orig=$(cd victim && git rev-parse --verify master) &&
 127         test_must_fail git send-pack --force ./victim master^:master &&
 128         victim_head=$(cd victim && git rev-parse --verify master) &&
 129         test "$victim_orig" = "$victim_head"
 130 '
 131
 132 test_expect_success 'push --all excludes remote tracking hierarchy' '
 133         mkdir parent &&
 134         (
 135             cd parent &&
 136             git init && : >file && git add file && git commit -m add
 137         ) &&
 138         git clone parent child &&
 139         (
 140             cd child && git push --all
 141         ) &&
 142         (
 143             cd parent &&
 144             test -z "$(git for-each-ref refs/remotes/origin)"
 145         )
 146 '
 147
 148 rewound_push_setup() {
 149         rm -rf parent child &&
 150         mkdir parent &&
 151         (
 152             cd parent &&
 153             git init &&
 154             echo one >file && git add file && git commit -m one &&
 155             git config receive.denyCurrentBranch warn &&
 156             echo two >file && git commit -a -m two
 157         ) &&
 158         git clone parent child &&
 159         (
 160             cd child && git reset --hard HEAD^
 161         )
 162 }
 163
 164 rewound_push_succeeded() {
 165         cmp ../parent/.git/refs/heads/master .git/refs/heads/master
 166 }
 167
 168 rewound_push_failed() {
 169         if rewound_push_succeeded
 170         then
 171                 false
 172         else
 173                 true
 174         fi
 175 }
 176
 177 test_expect_success 'pushing explicit refspecs respects forcing' '
 178         rewound_push_setup &&
 179         parent_orig=$(cd parent && git rev-parse --verify master) &&
 180         (
 181             cd child &&
 182             test_must_fail git send-pack ../parent \
 183                 refs/heads/master:refs/heads/master
 184         ) &&
 185         parent_head=$(cd parent && git rev-parse --verify master) &&
 186         test "$parent_orig" = "$parent_head" &&
 187         (
 188             cd child &&
 189             git send-pack ../parent \
 190                 +refs/heads/master:refs/heads/master
 191         ) &&
 192         parent_head=$(cd parent && git rev-parse --verify master) &&
 193         child_head=$(cd parent && git rev-parse --verify master) &&
 194         test "$parent_head" = "$child_head"
 195 '
 196
 197 test_expect_success 'pushing wildcard refspecs respects forcing' '
 198         rewound_push_setup &&
 199         parent_orig=$(cd parent && git rev-parse --verify master) &&
 200         (
 201             cd child &&
 202             test_must_fail git send-pack ../parent \
 203                 "refs/heads/*:refs/heads/*"
 204         ) &&
 205         parent_head=$(cd parent && git rev-parse --verify master) &&
 206         test "$parent_orig" = "$parent_head" &&
 207         (
 208             cd child &&
 209             git send-pack ../parent \
 210                 "+refs/heads/*:refs/heads/*"
 211         ) &&
 212         parent_head=$(cd parent && git rev-parse --verify master) &&
 213         child_head=$(cd parent && git rev-parse --verify master) &&
 214         test "$parent_head" = "$child_head"
 215 '
 216
 217 test_expect_success 'deny pushing to delete current branch' '
 218         rewound_push_setup &&
 219         (
 220             cd child &&
 221             test_must_fail git send-pack ../parent :refs/heads/master 2>errs
 222         )
 223 '
 224
 225 test_done