#!/bin/sh

test_description='apply to deeper directory without getting fooled with symlink'
. ./test-lib.sh

lecho () {
        for l_
        do
                echo "$l_"
        done
}

test_expect_success setup '

        mkdir -p arch/i386/boot arch/x86_64 &&
        lecho 1 2 3 4 5 >arch/i386/boot/Makefile &&
        test_ln_s_add ../i386/boot arch/x86_64/boot &&
        git add . &&
        test_tick &&
        git commit -m initial &&
        git branch test &&

        rm arch/x86_64/boot &&
        mkdir arch/x86_64/boot &&
        lecho 2 3 4 5 6 >arch/x86_64/boot/Makefile &&
        git add . &&
        test_tick &&
        git commit -a -m second &&

        git format-patch --binary -1 --stdout >test.patch

'

test_expect_success apply '

        git checkout test &&
        git diff --exit-code test &&
        git diff --exit-code --cached test &&
        git apply --index test.patch

'

test_expect_success 'check result' '

        git diff --exit-code master &&
        git diff --exit-code --cached master &&
        test_tick &&
        git commit -m replay &&
        T1=$(git rev-parse "master^{tree}") &&
        T2=$(git rev-parse "HEAD^{tree}") &&
        test "z$T1" = "z$T2"

'

test_expect_success SYMLINKS 'do not read from beyond symbolic link' '
        git reset --hard &&
        mkdir -p arch/x86_64/dir &&
        >arch/x86_64/dir/file &&
        git add arch/x86_64/dir/file &&
        echo line >arch/x86_64/dir/file &&
        git diff >patch &&
        git reset --hard &&

        mkdir arch/i386/dir &&
        >arch/i386/dir/file &&
        ln -s ../i386/dir arch/x86_64/dir &&

        test_must_fail git apply patch &&
        test_must_fail git apply --cached patch &&
        test_must_fail git apply --index patch

'

test_done