#!/bin/sh
#
# Copyright (c) 2006 Junio C Hamano
#

test_description='Format-patch skipping already incorporated patches'

. ./test-lib.sh

test_expect_success setup '

        for i in 1 2 3 4 5 6 7 8 9 10; do echo "$i"; done >file &&
        git add file &&
        git commit -m Initial &&
        git checkout -b side &&

        for i in 1 2 5 6 A B C 7 8 9 10; do echo "$i"; done >file &&
        git update-index file &&
        git commit -m "Side change #1" &&

        for i in D E F; do echo "$i"; done >>file &&
        git update-index file &&
        git commit -m "Side change #2" &&
        git tag C2 &&

        for i in 5 6 1 2 3 A 4 B C 7 8 9 10 D E F; do echo "$i"; done >file &&
        git update-index file &&
        git commit -m "Side change #3" &&

        git checkout master &&
        git diff-tree -p C2 | git apply --index &&
        git commit -m "Master accepts moral equivalent of #2"

'

test_expect_success "format-patch --ignore-if-in-upstream" '

        git format-patch --stdout master..side >patch0 &&
        cnt=`grep "^From " patch0 | wc -l` &&
        test $cnt = 3

'

test_expect_success "format-patch --ignore-if-in-upstream" '

        git format-patch --stdout \
                --ignore-if-in-upstream master..side >patch1 &&
        cnt=`grep "^From " patch1 | wc -l` &&
        test $cnt = 2

'

test_expect_success "format-patch result applies" '

        git checkout -b rebuild-0 master &&
        git am -3 patch0 &&
        cnt=`git rev-list master.. | wc -l` &&
        test $cnt = 2
'

test_expect_success "format-patch --ignore-if-in-upstream result applies" '

        git checkout -b rebuild-1 master &&
        git am -3 patch1 &&
        cnt=`git rev-list master.. | wc -l` &&
        test $cnt = 2
'

test_done