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 "$commit" &&
  34         git clone ./. victim &&
  35         cd victim &&
  36         git log &&
  37         cd .. &&
  38         git update-ref HEAD "$zero" &&
  39         parent=$zero &&
  40         i=0 &&
  41         while test $i -le $cnt
  42         do
  43             i=$(($i+1)) &&
  44             test_tick &&
  45             echo "Rebase #$i" >mozart/is/pink &&
  46             git update-index --add mozart/is/pink &&
  47             tree=$(git write-tree) &&
  48             commit=$(echo "Rebase #$i" | git commit-tree $tree -p $parent) &&
  49             git update-ref refs/tags/rebase$i $commit &&
  50             parent=$commit || return 1
  51         done &&
  52         git update-ref HEAD "$commit" &&
  53         echo Rebase &&
  54         git log'
  55
  56 test_expect_success 'pack the source repository' '
  57         git repack -a -d &&
  58         git prune
  59 '
  60
  61 test_expect_success 'pack the destination repository' '
  62         cd victim &&
  63         git repack -a -d &&
  64         git prune &&
  65         cd ..
  66 '
  67
  68 test_expect_success \
  69         'pushing rewound head should not barf but require --force' '
  70         # should not fail but refuse to update.
  71         if git send-pack ./victim/.git/ master
  72         then
  73                 # now it should fail with Pasky patch
  74                 echo >&2 Gaah, it should have failed.
  75                 false
  76         else
  77                 echo >&2 Thanks, it correctly failed.
  78                 true
  79         fi &&
  80         if cmp victim/.git/refs/heads/master .git/refs/heads/master
  81         then
  82                 # should have been left as it was!
  83                 false
  84         else
  85                 true
  86         fi &&
  87         # this should update
  88         git send-pack --force ./victim/.git/ master &&
  89         cmp victim/.git/refs/heads/master .git/refs/heads/master
  90 '
  91
  92 test_expect_success \
  93         'push can be used to delete a ref' '
  94         cd victim &&
  95         git branch extra master &&
  96         cd .. &&
  97         test -f victim/.git/refs/heads/extra &&
  98         git send-pack ./victim/.git/ :extra master &&
  99         ! test -f victim/.git/refs/heads/extra
 100 '
 101
 102 unset GIT_CONFIG GIT_CONFIG_LOCAL
 103 HOME=`pwd`/no-such-directory
 104 export HOME ;# this way we force the victim/.git/config to be used.
 105
 106 test_expect_success \
 107         'pushing with --force should be denied with denyNonFastforwards' '
 108         cd victim &&
 109         git config receive.denyNonFastforwards true &&
 110         cd .. &&
 111         git update-ref refs/heads/master master^ || return 1
 112         git send-pack --force ./victim/.git/ master && return 1
 113         ! test_cmp .git/refs/heads/master victim/.git/refs/heads/master
 114 '
 115
 116 test_expect_success \
 117         'pushing does not include non-head refs' '
 118         mkdir parent && cd parent &&
 119         git init && touch file && git add file && git commit -m add &&
 120         cd .. &&
 121         git clone parent child && cd child && git push --all &&
 122         cd ../parent &&
 123         git branch -a >branches && ! grep origin/master branches
 124 '
 125
 126 rewound_push_setup() {
 127         rm -rf parent child &&
 128         mkdir parent && cd parent &&
 129         git init && echo one >file && git add file && git commit -m one &&
 130         echo two >file && git commit -a -m two &&
 131         cd .. &&
 132         git clone parent child && cd child && git reset --hard HEAD^
 133 }
 134
 135 rewound_push_succeeded() {
 136         cmp ../parent/.git/refs/heads/master .git/refs/heads/master
 137 }
 138
 139 rewound_push_failed() {
 140         if rewound_push_succeeded
 141         then
 142                 false
 143         else
 144                 true
 145         fi
 146 }
 147
 148 test_expect_success \
 149         'pushing explicit refspecs respects forcing' '
 150         rewound_push_setup &&
 151         if git send-pack ../parent/.git refs/heads/master:refs/heads/master
 152         then
 153                 false
 154         else
 155                 true
 156         fi && rewound_push_failed &&
 157         git send-pack ../parent/.git +refs/heads/master:refs/heads/master &&
 158         rewound_push_succeeded
 159 '
 160
 161 test_expect_success \
 162         'pushing wildcard refspecs respects forcing' '
 163         rewound_push_setup &&
 164         if git send-pack ../parent/.git refs/heads/*:refs/heads/*
 165         then
 166                 false
 167         else
 168                 true
 169         fi && rewound_push_failed &&
 170         git send-pack ../parent/.git +refs/heads/*:refs/heads/* &&
 171         rewound_push_succeeded
 172 '
 173
 174 test_done