t/t1416-ref-transaction-hooks.sh

   1 #!/bin/sh
   2
   3 test_description='reference transaction hooks'
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 . ./test-lib.sh
   9
  10 test_expect_success setup '
  11         test_commit PRE &&
  12         PRE_OID=$(git rev-parse PRE) &&
  13         test_commit POST &&
  14         POST_OID=$(git rev-parse POST)
  15 '
  16
  17 test_expect_success 'hook allows updating ref if successful' '
  18         git reset --hard PRE &&
  19         test_hook reference-transaction <<-\EOF &&
  20                 echo "$*" >>actual
  21         EOF
  22         cat >expect <<-EOF &&
  23                 prepared
  24                 committed
  25         EOF
  26         git update-ref HEAD POST &&
  27         test_cmp expect actual
  28 '
  29
  30 test_expect_success 'hook aborts updating ref in prepared state' '
  31         git reset --hard PRE &&
  32         test_hook reference-transaction <<-\EOF &&
  33                 if test "$1" = prepared
  34                 then
  35                         exit 1
  36                 fi
  37         EOF
  38         test_must_fail git update-ref HEAD POST 2>err &&
  39         test_i18ngrep "ref updates aborted by hook" err
  40 '
  41
  42 test_expect_success 'hook gets all queued updates in prepared state' '
  43         test_when_finished "rm actual" &&
  44         git reset --hard PRE &&
  45         test_hook reference-transaction <<-\EOF &&
  46                 if test "$1" = prepared
  47                 then
  48                         while read -r line
  49                         do
  50                                 printf "%s\n" "$line"
  51                         done >actual
  52                 fi
  53         EOF
  54         cat >expect <<-EOF &&
  55                 $ZERO_OID $POST_OID HEAD
  56                 $ZERO_OID $POST_OID refs/heads/main
  57         EOF
  58         git update-ref HEAD POST <<-EOF &&
  59                 update HEAD $ZERO_OID $POST_OID
  60                 update refs/heads/main $ZERO_OID $POST_OID
  61         EOF
  62         test_cmp expect actual
  63 '
  64
  65 test_expect_success 'hook gets all queued updates in committed state' '
  66         test_when_finished "rm actual" &&
  67         git reset --hard PRE &&
  68         test_hook reference-transaction <<-\EOF &&
  69                 if test "$1" = committed
  70                 then
  71                         while read -r line
  72                         do
  73                                 printf "%s\n" "$line"
  74                         done >actual
  75                 fi
  76         EOF
  77         cat >expect <<-EOF &&
  78                 $ZERO_OID $POST_OID HEAD
  79                 $ZERO_OID $POST_OID refs/heads/main
  80         EOF
  81         git update-ref HEAD POST &&
  82         test_cmp expect actual
  83 '
  84
  85 test_expect_success 'hook gets all queued updates in aborted state' '
  86         test_when_finished "rm actual" &&
  87         git reset --hard PRE &&
  88         test_hook reference-transaction <<-\EOF &&
  89                 if test "$1" = aborted
  90                 then
  91                         while read -r line
  92                         do
  93                                 printf "%s\n" "$line"
  94                         done >actual
  95                 fi
  96         EOF
  97         cat >expect <<-EOF &&
  98                 $ZERO_OID $POST_OID HEAD
  99                 $ZERO_OID $POST_OID refs/heads/main
 100         EOF
 101         git update-ref --stdin <<-EOF &&
 102                 start
 103                 update HEAD POST $ZERO_OID
 104                 update refs/heads/main POST $ZERO_OID
 105                 abort
 106         EOF
 107         test_cmp expect actual
 108 '
 109
 110 test_expect_success 'interleaving hook calls succeed' '
 111         test_when_finished "rm -r target-repo.git" &&
 112
 113         git init --bare target-repo.git &&
 114
 115         test_hook -C target-repo.git reference-transaction <<-\EOF &&
 116                 echo $0 "$@" >>actual
 117         EOF
 118
 119         test_hook -C target-repo.git update <<-\EOF &&
 120                 echo $0 "$@" >>actual
 121         EOF
 122
 123         cat >expect <<-EOF &&
 124                 hooks/update refs/tags/PRE $ZERO_OID $PRE_OID
 125                 hooks/reference-transaction prepared
 126                 hooks/reference-transaction committed
 127                 hooks/update refs/tags/POST $ZERO_OID $POST_OID
 128                 hooks/reference-transaction prepared
 129                 hooks/reference-transaction committed
 130         EOF
 131
 132         git push ./target-repo.git PRE POST &&
 133         test_cmp expect target-repo.git/actual
 134 '
 135
 136 test_done