t/t6026-merge-attr.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Junio C Hamano
   4 #
   5
   6 test_description='per path merge controlled by merge attribute'
   7
   8 . ./test-lib.sh
   9
  10 test_expect_success setup '
  11
  12         for f in text binary union
  13         do
  14                 echo Initial >$f && git add $f || break
  15         done &&
  16         test_tick &&
  17         git commit -m Initial &&
  18
  19         git branch side &&
  20         for f in text binary union
  21         do
  22                 echo Master >>$f && git add $f || break
  23         done &&
  24         test_tick &&
  25         git commit -m Master &&
  26
  27         git checkout side &&
  28         for f in text binary union
  29         do
  30                 echo Side >>$f && git add $f || break
  31         done &&
  32         test_tick &&
  33         git commit -m Side &&
  34
  35         git tag anchor
  36 '
  37
  38 test_expect_success merge '
  39
  40         {
  41                 echo "binary -merge"
  42                 echo "union merge=union"
  43         } >.gitattributes &&
  44
  45         if git merge master
  46         then
  47                 echo Gaah, should have conflicted
  48                 false
  49         else
  50                 echo Ok, conflicted.
  51         fi
  52 '
  53
  54 test_expect_success 'check merge result in index' '
  55
  56         git ls-files -u | grep binary &&
  57         git ls-files -u | grep text &&
  58         ! (git ls-files -u | grep union)
  59
  60 '
  61
  62 test_expect_success 'check merge result in working tree' '
  63
  64         git cat-file -p HEAD:binary >binary-orig &&
  65         grep "<<<<<<<" text &&
  66         cmp binary-orig binary &&
  67         ! grep "<<<<<<<" union &&
  68         grep Master union &&
  69         grep Side union
  70
  71 '
  72
  73 test_expect_success 'retry the merge with longer context' '
  74         echo text conflict-marker-size=32 >>.gitattributes &&
  75         git checkout -m text &&
  76         sed -ne "/^\([<=>]\)\1\1\1*/{
  77                 s/ .*$//
  78                 p
  79         }" >actual text &&
  80         grep ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>" actual &&
  81         grep "================================" actual &&
  82         grep "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<" actual
  83 '
  84
  85 cat >./custom-merge <<\EOF
  86 #!/bin/sh
  87
  88 orig="$1" ours="$2" theirs="$3" exit="$4"
  89 (
  90         echo "orig is $orig"
  91         echo "ours is $ours"
  92         echo "theirs is $theirs"
  93         echo "=== orig ==="
  94         cat "$orig"
  95         echo "=== ours ==="
  96         cat "$ours"
  97         echo "=== theirs ==="
  98         cat "$theirs"
  99 ) >"$ours+"
 100 cat "$ours+" >"$ours"
 101 rm -f "$ours+"
 102 exit "$exit"
 103 EOF
 104 chmod +x ./custom-merge
 105
 106 test_expect_success 'custom merge backend' '
 107
 108         echo "* merge=union" >.gitattributes &&
 109         echo "text merge=custom" >>.gitattributes &&
 110
 111         git reset --hard anchor &&
 112         git config --replace-all \
 113         merge.custom.driver "./custom-merge %O %A %B 0" &&
 114         git config --replace-all \
 115         merge.custom.name "custom merge driver for testing" &&
 116
 117         git merge master &&
 118
 119         cmp binary union &&
 120         sed -e 1,3d text >check-1 &&
 121         o=$(git unpack-file master^:text) &&
 122         a=$(git unpack-file side^:text) &&
 123         b=$(git unpack-file master:text) &&
 124         sh -c "./custom-merge $o $a $b 0" &&
 125         sed -e 1,3d $a >check-2 &&
 126         cmp check-1 check-2 &&
 127         rm -f $o $a $b
 128 '
 129
 130 test_expect_success 'custom merge backend' '
 131
 132         git reset --hard anchor &&
 133         git config --replace-all \
 134         merge.custom.driver "./custom-merge %O %A %B 1" &&
 135         git config --replace-all \
 136         merge.custom.name "custom merge driver for testing" &&
 137
 138         if git merge master
 139         then
 140                 echo "Eh? should have conflicted"
 141                 false
 142         else
 143                 echo "Ok, conflicted"
 144         fi &&
 145
 146         cmp binary union &&
 147         sed -e 1,3d text >check-1 &&
 148         o=$(git unpack-file master^:text) &&
 149         a=$(git unpack-file anchor:text) &&
 150         b=$(git unpack-file master:text) &&
 151         sh -c "./custom-merge $o $a $b 0" &&
 152         sed -e 1,3d $a >check-2 &&
 153         cmp check-1 check-2 &&
 154         rm -f $o $a $b
 155 '
 156
 157 test_expect_success 'up-to-date merge without common ancestor' '
 158         test_create_repo repo1 &&
 159         test_create_repo repo2 &&
 160         test_tick &&
 161         (
 162                 cd repo1 &&
 163                 >a &&
 164                 git add a &&
 165                 git commit -m initial
 166         ) &&
 167         test_tick &&
 168         (
 169                 cd repo2 &&
 170                 git commit --allow-empty -m initial
 171         ) &&
 172         test_tick &&
 173         (
 174                 cd repo1 &&
 175                 git pull ../repo2 master
 176         )
 177 '
 178
 179 test_done