#!/bin/sh

test_description='merging with submodules'

. ./test-lib.sh

#
# history
#
#        a --- c
#      /   \ /
# root      X
#      \   / \
#        b --- d
#

test_expect_success setup '

        mkdir sub &&
        (cd sub &&
         git init &&
         echo original > file &&
         git add file &&
         test_tick &&
         git commit -m sub-root) &&
        git add sub &&
        test_tick &&
        git commit -m root &&

        git checkout -b a master &&
        (cd sub &&
         echo A > file &&
         git add file &&
         test_tick &&
         git commit -m sub-a) &&
        git add sub &&
        test_tick &&
        git commit -m a &&

        git checkout -b b master &&
        (cd sub &&
         echo B > file &&
         git add file &&
         test_tick &&
         git commit -m sub-b) &&
        git add sub &&
        test_tick &&
        git commit -m b

        git checkout -b c a &&
        git merge -s ours b &&

        git checkout -b d b &&
        git merge -s ours a
'

test_expect_success 'merging with modify/modify conflict' '

        git checkout -b test1 a &&
        test_must_fail git merge b &&
        test -f .git/MERGE_MSG &&
        git diff &&
        test -n "$(git ls-files -u)"
'

test_expect_success 'merging with a modify/modify conflict between merge bases' '

        git reset --hard HEAD &&
        git checkout -b test2 c &&
        git merge d

'

test_done