diff options
| -rw-r--r-- | t/lib-read-tree.sh | 52 | ||||
| -rwxr-xr-x | t/t1005-read-tree-reset.sh | 141 | ||||
| -rw-r--r-- | unpack-trees.c | 25 |
3 files changed, 121 insertions, 97 deletions
diff --git a/t/lib-read-tree.sh b/t/lib-read-tree.sh index abc2c6f57f..ef079afc46 100644 --- a/t/lib-read-tree.sh +++ b/t/lib-read-tree.sh @@ -5,39 +5,39 @@ # write the index and that together with -u it doesn't touch the work tree. # read_tree_must_succeed () { - git ls-files -s >pre-dry-run && - git read-tree -n "$@" && - git ls-files -s >post-dry-run && - test_cmp pre-dry-run post-dry-run && - git read-tree "$@" + git ls-files -s >pre-dry-run && + git read-tree -n "$@" && + git ls-files -s >post-dry-run && + test_cmp pre-dry-run post-dry-run && + git read-tree "$@" } read_tree_must_fail () { - git ls-files -s >pre-dry-run && - test_must_fail git read-tree -n "$@" && - git ls-files -s >post-dry-run && - test_cmp pre-dry-run post-dry-run && - test_must_fail git read-tree "$@" + git ls-files -s >pre-dry-run && + test_must_fail git read-tree -n "$@" && + git ls-files -s >post-dry-run && + test_cmp pre-dry-run post-dry-run && + test_must_fail git read-tree "$@" } read_tree_u_must_succeed () { - git ls-files -s >pre-dry-run && - git diff-files -p >pre-dry-run-wt && - git read-tree -n "$@" && - git ls-files -s >post-dry-run && - git diff-files -p >post-dry-run-wt && - test_cmp pre-dry-run post-dry-run && - test_cmp pre-dry-run-wt post-dry-run-wt && - git read-tree "$@" + git ls-files -s >pre-dry-run && + git diff-files -p >pre-dry-run-wt && + git read-tree -n "$@" && + git ls-files -s >post-dry-run && + git diff-files -p >post-dry-run-wt && + test_cmp pre-dry-run post-dry-run && + test_cmp pre-dry-run-wt post-dry-run-wt && + git read-tree "$@" } read_tree_u_must_fail () { - git ls-files -s >pre-dry-run && - git diff-files -p >pre-dry-run-wt && - test_must_fail git read-tree -n "$@" && - git ls-files -s >post-dry-run && - git diff-files -p >post-dry-run-wt && - test_cmp pre-dry-run post-dry-run && - test_cmp pre-dry-run-wt post-dry-run-wt && - test_must_fail git read-tree "$@" + git ls-files -s >pre-dry-run && + git diff-files -p >pre-dry-run-wt && + test_must_fail git read-tree -n "$@" && + git ls-files -s >post-dry-run && + git diff-files -p >post-dry-run-wt && + test_cmp pre-dry-run post-dry-run && + test_cmp pre-dry-run-wt post-dry-run-wt && + test_must_fail git read-tree "$@" } diff --git a/t/t1005-read-tree-reset.sh b/t/t1005-read-tree-reset.sh index f53de79e56..074568500a 100755 --- a/t/t1005-read-tree-reset.sh +++ b/t/t1005-read-tree-reset.sh @@ -8,84 +8,99 @@ test_description='read-tree -u --reset' # two-tree test test_expect_success 'setup' ' - git init && - mkdir df && - echo content >df/file && - git add df/file && - git commit -m one && - git ls-files >expect && - rm -rf df && - echo content >df && - git add df && - echo content >new && - git add new && - git commit -m two + git init && + mkdir df && + echo content >df/file && + git add df/file && + git commit -m one && + git ls-files >expect && + rm -rf df && + echo content >df && + git add df && + echo content >new && + git add new && + git commit -m two ' test_expect_success 'reset should work' ' - read_tree_u_must_succeed -u --reset HEAD^ && - git ls-files >actual && - test_cmp expect actual + read_tree_u_must_succeed -u --reset HEAD^ && + git ls-files >actual && + test_cmp expect actual ' test_expect_success 'reset should remove remnants from a failed merge' ' - read_tree_u_must_succeed --reset -u HEAD && - git ls-files -s >expect && - sha1=$(git rev-parse :new) && - ( - echo "100644 $sha1 1 old" - echo "100644 $sha1 3 old" - ) | git update-index --index-info && - >old && - git ls-files -s && - read_tree_u_must_succeed --reset -u HEAD && - git ls-files -s >actual && - ! test -f old + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >expect && + sha1=$(git rev-parse :new) && + ( + echo "100644 $sha1 1 old" + echo "100644 $sha1 3 old" + ) | git update-index --index-info && + >old && + git ls-files -s && + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >actual && + ! test -f old +' + +test_expect_success 'two-way reset should remove remnants too' ' + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >expect && + sha1=$(git rev-parse :new) && + ( + echo "100644 $sha1 1 old" + echo "100644 $sha1 3 old" + ) | git update-index --index-info && + >old && + git ls-files -s && + read_tree_u_must_succeed --reset -u HEAD HEAD && + git ls-files -s >actual && + ! test -f old ' test_expect_success 'Porcelain reset should remove remnants too' ' - read_tree_u_must_succeed --reset -u HEAD && - git ls-files -s >expect && - sha1=$(git rev-parse :new) && - ( - echo "100644 $sha1 1 old" - echo "100644 $sha1 3 old" - ) | git update-index --index-info && - >old && - git ls-files -s && - git reset --hard && - git ls-files -s >actual && - ! test -f old + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >expect && + sha1=$(git rev-parse :new) && + ( + echo "100644 $sha1 1 old" + echo "100644 $sha1 3 old" + ) | git update-index --index-info && + >old && + git ls-files -s && + git reset --hard && + git ls-files -s >actual && + ! test -f old ' test_expect_success 'Porcelain checkout -f should remove remnants too' ' - read_tree_u_must_succeed --reset -u HEAD && - git ls-files -s >expect && - sha1=$(git rev-parse :new) && - ( - echo "100644 $sha1 1 old" - echo "100644 $sha1 3 old" - ) | git update-index --index-info && - >old && - git ls-files -s && - git checkout -f && - git ls-files -s >actual && - ! test -f old + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >expect && + sha1=$(git rev-parse :new) && + ( + echo "100644 $sha1 1 old" + echo "100644 $sha1 3 old" + ) | git update-index --index-info && + >old && + git ls-files -s && + git checkout -f && + git ls-files -s >actual && + ! test -f old ' test_expect_success 'Porcelain checkout -f HEAD should remove remnants too' ' - read_tree_u_must_succeed --reset -u HEAD && - git ls-files -s >expect && - sha1=$(git rev-parse :new) && - ( - echo "100644 $sha1 1 old" - echo "100644 $sha1 3 old" - ) | git update-index --index-info && - >old && - git ls-files -s && - git checkout -f HEAD && - git ls-files -s >actual && - ! test -f old + read_tree_u_must_succeed --reset -u HEAD && + git ls-files -s >expect && + sha1=$(git rev-parse :new) && + ( + echo "100644 $sha1 1 old" + echo "100644 $sha1 3 old" + ) | git update-index --index-info && + >old && + git ls-files -s && + git checkout -f HEAD && + git ls-files -s >actual && + ! test -f old ' test_done diff --git a/unpack-trees.c b/unpack-trees.c index 35cb05e92b..ad3e9a04fe 100644 --- a/unpack-trees.c +++ b/unpack-trees.c @@ -1763,14 +1763,23 @@ int twoway_merge(const struct cache_entry * const *src, newtree = NULL; if (current) { - if ((!oldtree && !newtree) || /* 4 and 5 */ - (!oldtree && newtree && - same(current, newtree)) || /* 6 and 7 */ - (oldtree && newtree && - same(oldtree, newtree)) || /* 14 and 15 */ - (oldtree && newtree && - !same(oldtree, newtree) && /* 18 and 19 */ - same(current, newtree))) { + if (current->ce_flags & CE_CONFLICTED) { + if (same(oldtree, newtree) || o->reset) { + if (!newtree) + return deleted_entry(current, current, o); + else + return merged_entry(newtree, current, o); + } + return o->gently ? -1 : reject_merge(current, o); + } + else if ((!oldtree && !newtree) || /* 4 and 5 */ + (!oldtree && newtree && + same(current, newtree)) || /* 6 and 7 */ + (oldtree && newtree && + same(oldtree, newtree)) || /* 14 and 15 */ + (oldtree && newtree && + !same(oldtree, newtree) && /* 18 and 19 */ + same(current, newtree))) { return keep_entry(current, o); } else if (oldtree && !newtree && same(current, oldtree)) { |