t / t3507-cherry-pick-conflict.shon commit Merge branch 'np/index-pack-memsave' (e43e48c)
   1#!/bin/sh
   2
   3test_description='test cherry-pick and revert with conflicts
   4
   5  -
   6  + picked: rewrites foo to c
   7  + base: rewrites foo to b
   8  + initial: writes foo as a, unrelated as unrelated
   9
  10'
  11
  12. ./test-lib.sh
  13
  14test_expect_success setup '
  15
  16        echo unrelated >unrelated &&
  17        git add unrelated &&
  18        test_commit initial foo a &&
  19        test_commit base foo b &&
  20        test_commit picked foo c &&
  21        git config advice.detachedhead false
  22
  23'
  24
  25test_expect_success 'failed cherry-pick does not advance HEAD' '
  26
  27        git checkout -f initial^0 &&
  28        git read-tree -u --reset HEAD &&
  29        git clean -d -f -f -q -x &&
  30
  31        git update-index --refresh &&
  32        git diff-index --exit-code HEAD &&
  33
  34        head=$(git rev-parse HEAD) &&
  35        test_must_fail git cherry-pick picked &&
  36        newhead=$(git rev-parse HEAD) &&
  37
  38        test "$head" = "$newhead"
  39'
  40
  41test_expect_success 'failed cherry-pick produces dirty index' '
  42
  43        git checkout -f initial^0 &&
  44        git read-tree -u --reset HEAD &&
  45        git clean -d -f -f -q -x &&
  46
  47        git update-index --refresh &&
  48        git diff-index --exit-code HEAD &&
  49
  50        test_must_fail git cherry-pick picked &&
  51
  52        test_must_fail git update-index --refresh -q &&
  53        test_must_fail git diff-index --exit-code HEAD
  54'
  55
  56test_expect_success 'failed cherry-pick registers participants in index' '
  57
  58        git read-tree -u --reset HEAD &&
  59        git clean -d -f -f -q -x &&
  60        {
  61                git checkout base -- foo &&
  62                git ls-files --stage foo &&
  63                git checkout initial -- foo &&
  64                git ls-files --stage foo &&
  65                git checkout picked -- foo &&
  66                git ls-files --stage foo
  67        } > stages &&
  68        sed "
  69                1 s/ 0  / 1     /
  70                2 s/ 0  / 2     /
  71                3 s/ 0  / 3     /
  72        " < stages > expected &&
  73        git checkout -f initial^0 &&
  74
  75        git update-index --refresh &&
  76        git diff-index --exit-code HEAD &&
  77
  78        test_must_fail git cherry-pick picked &&
  79        git ls-files --stage --unmerged > actual &&
  80
  81        test_cmp expected actual
  82'
  83
  84test_expect_success 'failed cherry-pick describes conflict in work tree' '
  85
  86        git checkout -f initial^0 &&
  87        git read-tree -u --reset HEAD &&
  88        git clean -d -f -f -q -x &&
  89        cat <<-EOF > expected &&
  90        <<<<<<< HEAD
  91        a
  92        =======
  93        c
  94        >>>>>>> objid picked
  95        EOF
  96
  97        git update-index --refresh &&
  98        git diff-index --exit-code HEAD &&
  99
 100        test_must_fail git cherry-pick picked &&
 101
 102        sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
 103        test_cmp expected actual
 104'
 105
 106test_expect_success 'diff3 -m style' '
 107
 108        git config merge.conflictstyle diff3 &&
 109        git checkout -f initial^0 &&
 110        git read-tree -u --reset HEAD &&
 111        git clean -d -f -f -q -x &&
 112        cat <<-EOF > expected &&
 113        <<<<<<< HEAD
 114        a
 115        ||||||| parent of objid picked
 116        b
 117        =======
 118        c
 119        >>>>>>> objid picked
 120        EOF
 121
 122        git update-index --refresh &&
 123        git diff-index --exit-code HEAD &&
 124
 125        test_must_fail git cherry-pick picked &&
 126
 127        sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
 128        test_cmp expected actual
 129'
 130
 131test_expect_success 'revert also handles conflicts sanely' '
 132
 133        git config --unset merge.conflictstyle &&
 134        git read-tree -u --reset HEAD &&
 135        git clean -d -f -f -q -x &&
 136        cat <<-EOF > expected &&
 137        <<<<<<< HEAD
 138        a
 139        =======
 140        b
 141        >>>>>>> parent of objid picked
 142        EOF
 143        {
 144                git checkout picked -- foo &&
 145                git ls-files --stage foo &&
 146                git checkout initial -- foo &&
 147                git ls-files --stage foo &&
 148                git checkout base -- foo &&
 149                git ls-files --stage foo
 150        } > stages &&
 151        sed "
 152                1 s/ 0  / 1     /
 153                2 s/ 0  / 2     /
 154                3 s/ 0  / 3     /
 155        " < stages > expected-stages &&
 156        git checkout -f initial^0 &&
 157
 158        git update-index --refresh &&
 159        git diff-index --exit-code HEAD &&
 160
 161        head=$(git rev-parse HEAD) &&
 162        test_must_fail git revert picked &&
 163        newhead=$(git rev-parse HEAD) &&
 164        git ls-files --stage --unmerged > actual-stages &&
 165
 166        test "$head" = "$newhead" &&
 167        test_must_fail git update-index --refresh -q &&
 168        test_must_fail git diff-index --exit-code HEAD &&
 169        test_cmp expected-stages actual-stages &&
 170        sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
 171        test_cmp expected actual
 172'
 173
 174test_expect_success 'revert conflict, diff3 -m style' '
 175        git config merge.conflictstyle diff3 &&
 176        git checkout -f initial^0 &&
 177        git read-tree -u --reset HEAD &&
 178        git clean -d -f -f -q -x &&
 179        cat <<-EOF > expected &&
 180        <<<<<<< HEAD
 181        a
 182        ||||||| objid picked
 183        c
 184        =======
 185        b
 186        >>>>>>> parent of objid picked
 187        EOF
 188
 189        git update-index --refresh &&
 190        git diff-index --exit-code HEAD &&
 191
 192        test_must_fail git revert picked &&
 193
 194        sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
 195        test_cmp expected actual
 196'
 197
 198test_done