#!/bin/sh

test_description='recursive merge corner cases'

. ./test-lib.sh

#
#  L1  L2
#   o---o
#  / \ / \
# o   X   ?
#  \ / \ /
#   o---o
#  R1  R2
#

test_expect_success setup '
        ten="0 1 2 3 4 5 6 7 8 9" &&
        for i in $ten
        do
                echo line $i in a sample file
        done >one &&
        for i in $ten
        do
                echo line $i in another sample file
        done >two &&
        git add one two &&
        test_tick && git commit -m initial &&

        git branch L1 &&
        git checkout -b R1 &&
        git mv one three &&
        test_tick && git commit -m R1 &&

        git checkout L1 &&
        git mv two three &&
        test_tick && git commit -m L1 &&

        git checkout L1^0 &&
        test_tick && git merge -s ours R1 &&
        git tag L2 &&

        git checkout R1^0 &&
        test_tick && git merge -s ours L1 &&
        git tag R2
'

test_expect_success merge '
        git reset --hard &&
        git checkout L2^0 &&

        test_must_fail git merge -s recursive R2^0
'

test_done