t/t6035-merge-dir-to-symlink.sh

   1 #!/bin/sh
   2
   3 test_description='merging when a directory was replaced with a symlink'
   4 . ./test-lib.sh
   5
   6 if ! test_have_prereq SYMLINKS
   7 then
   8         say 'Symbolic links not supported, skipping tests.'
   9         test_done
  10 fi
  11
  12 test_expect_success 'create a commit where dir a/b changed to symlink' '
  13         mkdir -p a/b/c a/b-2/c &&
  14         > a/b/c/d &&
  15         > a/b-2/c/d &&
  16         > a/x &&
  17         git add -A &&
  18         git commit -m base &&
  19         git tag start &&
  20         rm -rf a/b &&
  21         ln -s b-2 a/b &&
  22         git add -A &&
  23         git commit -m "dir to symlink"
  24 '
  25
  26 test_expect_success 'keep a/b-2/c/d across checkout' '
  27         git checkout HEAD^0 &&
  28         git reset --hard master &&
  29         git rm --cached a/b &&
  30         git commit -m "untracked symlink remains" &&
  31          git checkout start^0 &&
  32          test -f a/b-2/c/d
  33 '
  34
  35 test_expect_success 'checkout should not have deleted a/b-2/c/d' '
  36         git checkout HEAD^0 &&
  37         git reset --hard master &&
  38          git checkout start^0 &&
  39          test -f a/b-2/c/d
  40 '
  41
  42 test_expect_success 'setup for merge test' '
  43         git reset --hard &&
  44         test -f a/b-2/c/d &&
  45         echo x > a/x &&
  46         git add a/x &&
  47         git commit -m x &&
  48         git tag baseline
  49 '
  50
  51 test_expect_success 'Handle D/F conflict, do not lose a/b-2/c/d in merge (resolve)' '
  52         git reset --hard &&
  53         git checkout baseline^0 &&
  54         git merge -s resolve master &&
  55         test -h a/b &&
  56         test -f a/b-2/c/d
  57 '
  58
  59 test_expect_success 'Handle D/F conflict, do not lose a/b-2/c/d in merge (recursive)' '
  60         git reset --hard &&
  61         git checkout baseline^0 &&
  62         git merge -s recursive master &&
  63         test -h a/b &&
  64         test -f a/b-2/c/d
  65 '
  66
  67 test_expect_success 'Handle F/D conflict, do not lose a/b-2/c/d in merge (resolve)' '
  68         git reset --hard &&
  69         git checkout master^0 &&
  70         git merge -s resolve baseline^0 &&
  71         test -h a/b &&
  72         test -f a/b-2/c/d
  73 '
  74
  75 test_expect_success 'Handle F/D conflict, do not lose a/b-2/c/d in merge (recursive)' '
  76         git reset --hard &&
  77         git checkout master^0 &&
  78         git merge -s recursive baseline^0 &&
  79         test -h a/b &&
  80         test -f a/b-2/c/d
  81 '
  82
  83 test_expect_failure 'do not lose untracked in merge (resolve)' '
  84         git reset --hard &&
  85         git checkout baseline^0 &&
  86         >a/b/c/e &&
  87         test_must_fail git merge -s resolve master &&
  88         test -f a/b/c/e &&
  89         test -f a/b-2/c/d
  90 '
  91
  92 test_expect_success 'do not lose untracked in merge (recursive)' '
  93         git reset --hard &&
  94         git checkout baseline^0 &&
  95         >a/b/c/e &&
  96         test_must_fail git merge -s recursive master &&
  97         test -f a/b/c/e &&
  98         test -f a/b-2/c/d
  99 '
 100
 101 test_expect_success 'do not lose modifications in merge (resolve)' '
 102         git reset --hard &&
 103         git checkout baseline^0 &&
 104         echo more content >>a/b/c/d &&
 105         test_must_fail git merge -s resolve master
 106 '
 107
 108 test_expect_success 'do not lose modifications in merge (recursive)' '
 109         git reset --hard &&
 110         git checkout baseline^0 &&
 111         echo more content >>a/b/c/d &&
 112         test_must_fail git merge -s recursive master
 113 '
 114
 115 test_expect_success 'setup a merge where dir a/b-2 changed to symlink' '
 116         git reset --hard &&
 117         git checkout start^0 &&
 118         rm -rf a/b-2 &&
 119         ln -s b a/b-2 &&
 120         git add -A &&
 121         git commit -m "dir a/b-2 to symlink" &&
 122         git tag test2
 123 '
 124
 125 test_expect_success 'merge should not have D/F conflicts (resolve)' '
 126         git reset --hard &&
 127         git checkout baseline^0 &&
 128         git merge -s resolve test2 &&
 129         test -h a/b-2 &&
 130         test -f a/b/c/d
 131 '
 132
 133 test_expect_success 'merge should not have D/F conflicts (recursive)' '
 134         git reset --hard &&
 135         git checkout baseline^0 &&
 136         git merge -s recursive test2 &&
 137         test -h a/b-2 &&
 138         test -f a/b/c/d
 139 '
 140
 141 test_expect_success 'merge should not have F/D conflicts (recursive)' '
 142         git reset --hard &&
 143         git checkout -b foo test2 &&
 144         git merge -s recursive baseline^0 &&
 145         test -h a/b-2 &&
 146         test -f a/b/c/d
 147 '
 148
 149 test_done