git/t/t3035-merge-sparse.sh
Max Kirillov b33fdfc34c unpack-trees: do not fail reset because of unmerged skipped entry
After modify/delete merge conflict happens in a file skipped by sparse
checkout, "git reset --merge", which implements the "--abort" actions,
and "git reset --hard" fail with message "Entry * not uptodate. Cannot
update sparse checkout."

As explained in [1], the up-to-date checker mistakenly treats conflicted
entry which does not exist in HEAD as still skipped by sparse checkout.

Use the fix suggested in [1]. Also, add test case which verifies the
issue is fixed.

[1] https://public-inbox.org/git/20180616051444.GA29754@duynguyen.home/

Signed-off-by: Duy Nguyen <pclouds@gmail.com>
Signed-off-by: Max Kirillov <max@max630.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-07-11 09:35:41 -07:00

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Executable file

#!/bin/sh
test_description='merge with sparse files'
. ./test-lib.sh
# test_file $filename $content
test_file () {
echo "$2" > "$1" &&
git add "$1"
}
# test_commit_this $message_and_tag
test_commit_this () {
git commit -m "$1" &&
git tag "$1"
}
test_expect_success 'setup' '
: >empty &&
test_file checked-out init &&
test_file modify_delete modify_delete_init &&
test_commit_this init &&
test_file modify_delete modify_delete_theirs &&
test_commit_this theirs &&
git reset --hard init &&
git rm modify_delete &&
test_commit_this ours &&
git config core.sparseCheckout true &&
echo "/checked-out" >.git/info/sparse-checkout &&
git reset --hard &&
! git merge theirs
'
test_expect_success 'reset --hard works after the conflict' '
git reset --hard
'
test_expect_success 'is reset properly' '
git status --porcelain -- modify_delete >out &&
test_cmp empty out &&
test_path_is_missing modify_delete
'
test_expect_success 'setup: conflict back' '
! git merge theirs
'
test_expect_success 'Merge abort works after the conflict' '
git merge --abort
'
test_expect_success 'is aborted properly' '
git status --porcelain -- modify_delete >out &&
test_cmp empty out &&
test_path_is_missing modify_delete
'
test_done