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 "$commit" &&
  34         git clone ./. victim &&
  35         ( cd victim && git log ) &&
  36         git update-ref HEAD "$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" = "$pushed_head"
  77 '
  78
  79 test_expect_success \
  80         'push can be used to delete a ref' '
  81         ( cd victim && git branch extra master ) &&
  82         git send-pack ./victim :extra master &&
  83         ( cd victim &&
  84           test_must_fail git rev-parse --verify extra )
  85 '
  86
  87 test_expect_success 'refuse deleting push with denyDeletes' '
  88         (
  89             cd victim &&
  90             ( git branch -D extra || : ) &&
  91             git config receive.denyDeletes true &&
  92             git branch extra master
  93         ) &&
  94         test_must_fail git send-pack ./victim :extra master
  95 '
  96
  97 test_expect_success 'denyNonFastforwards trumps --force' '
  98         (
  99             cd victim &&
 100             ( git branch -D extra || : ) &&
 101             git config receive.denyNonFastforwards true
 102         ) &&
 103         victim_orig=$(cd victim && git rev-parse --verify master) &&
 104         test_must_fail git send-pack --force ./victim master^:master &&
 105         victim_head=$(cd victim && git rev-parse --verify master) &&
 106         test "$victim_orig" = "$victim_head"
 107 '
 108
 109 test_expect_success 'push --all excludes remote tracking hierarchy' '
 110         mkdir parent &&
 111         (
 112             cd parent &&
 113             git init && : >file && git add file && git commit -m add
 114         ) &&
 115         git clone parent child &&
 116         (
 117             cd child && git push --all
 118         ) &&
 119         (
 120             cd parent &&
 121             test -z "$(git for-each-ref refs/remotes/origin)"
 122         )
 123 '
 124
 125 rewound_push_setup() {
 126         rm -rf parent child &&
 127         mkdir parent &&
 128         (
 129             cd parent &&
 130             git init &&
 131             echo one >file && git add file && git commit -m one &&
 132             echo two >file && git commit -a -m two
 133         ) &&
 134         git clone parent child &&
 135         (
 136             cd child && git reset --hard HEAD^
 137         )
 138 }
 139
 140 rewound_push_succeeded() {
 141         cmp ../parent/.git/refs/heads/master .git/refs/heads/master
 142 }
 143
 144 rewound_push_failed() {
 145         if rewound_push_succeeded
 146         then
 147                 false
 148         else
 149                 true
 150         fi
 151 }
 152
 153 test_expect_success 'pushing explicit refspecs respects forcing' '
 154         rewound_push_setup &&
 155         parent_orig=$(cd parent && git rev-parse --verify master) &&
 156         (
 157             cd child &&
 158             test_must_fail git send-pack ../parent \
 159                 refs/heads/master:refs/heads/master
 160         ) &&
 161         parent_head=$(cd parent && git rev-parse --verify master) &&
 162         test "$parent_orig" = "$parent_head" &&
 163         (
 164             cd child &&
 165             git send-pack ../parent \
 166                 +refs/heads/master:refs/heads/master
 167         ) &&
 168         parent_head=$(cd parent && git rev-parse --verify master) &&
 169         child_head=$(cd parent && git rev-parse --verify master) &&
 170         test "$parent_head" = "$child_head"
 171 '
 172
 173 test_expect_success 'pushing wildcard refspecs respects forcing' '
 174         rewound_push_setup &&
 175         parent_orig=$(cd parent && git rev-parse --verify master) &&
 176         (
 177             cd child &&
 178             test_must_fail git send-pack ../parent \
 179                 "refs/heads/*:refs/heads/*"
 180         ) &&
 181         parent_head=$(cd parent && git rev-parse --verify master) &&
 182         test "$parent_orig" = "$parent_head" &&
 183         (
 184             cd child &&
 185             git send-pack ../parent \
 186                 "+refs/heads/*:refs/heads/*"
 187         ) &&
 188         parent_head=$(cd parent && git rev-parse --verify master) &&
 189         child_head=$(cd parent && git rev-parse --verify master) &&
 190         test "$parent_head" = "$child_head"
 191 '
 192
 193 test_expect_success 'warn pushing to delete current branch' '
 194         rewound_push_setup &&
 195         (
 196             cd child &&
 197             git send-pack ../parent :refs/heads/master 2>errs
 198         ) &&
 199         grep "warning: to refuse deleting" child/errs &&
 200         (
 201                 cd parent &&
 202                 test_must_fail git rev-parse --verify master
 203         )
 204 '
 205
 206 test_done