#!/bin/sh
#
# Copyright (c) 2009 Johan Herland
#

test_description='Test "git submodule foreach"

This test verifies that "git submodule foreach" correctly visits all submodules
that are currently checked out.
'

. ./test-lib.sh


test_expect_success 'setup a submodule tree' '
        echo file > file &&
        git add file &&
        test_tick &&
        git commit -m upstream
        git clone . super &&
        git clone super submodule &&
        (
                cd super &&
                git submodule add ../submodule sub1 &&
                git submodule add ../submodule sub2 &&
                git submodule add ../submodule sub3 &&
                git config -f .gitmodules --rename-section \
                        submodule.sub1 submodule.foo1 &&
                git config -f .gitmodules --rename-section \
                        submodule.sub2 submodule.foo2 &&
                git config -f .gitmodules --rename-section \
                        submodule.sub3 submodule.foo3 &&
                git add .gitmodules
                test_tick &&
                git commit -m "submodules" &&
                git submodule init sub1 &&
                git submodule init sub2 &&
                git submodule init sub3
        ) &&
        (
                cd submodule &&
                echo different > file &&
                git add file &&
                test_tick &&
                git commit -m "different"
        ) &&
        (
                cd super &&
                (
                        cd sub3 &&
                        git pull
                ) &&
                git add sub3 &&
                test_tick &&
                git commit -m "update sub3"
        )
'

sub1sha1=$(cd super/sub1 && git rev-parse HEAD)
sub3sha1=$(cd super/sub3 && git rev-parse HEAD)

cat > expect <<EOF
Entering 'sub1'
foo1-sub1-$sub1sha1
Entering 'sub3'
foo3-sub3-$sub3sha1
EOF

test_expect_success 'test basic "submodule foreach" usage' '
        git clone super clone &&
        (
                cd clone &&
                git submodule update --init -- sub1 sub3 &&
                git submodule foreach "echo \$name-\$path-\$sha1" > ../actual
        ) &&
        test_cmp expect actual
'

test_done