git/t/t7407-submodule-foreach.sh

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#!/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)
git-submodule foreach: Add $toplevel variable Add a $toplevel variable accessible to `git submodule foreach`, it contains the absolute path of the top level directory (where .gitmodules is). This makes it possible to e.g. read data in .gitmodules from within foreach commands. I'm using this to configure the branch names I want to track for each submodule: git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' For a little history: This patch is borne out of my continuing fight of trying to have Git track the branches of submodules, not just their commits. Obviously that's not how they work (they only track commits), but I'm just interested in being able to do: git submodule foreach 'git pull' Of course that won't work because the submodule is in a disconnected head, so I first have to connect it, but connect it *to what*. For a while I was happy with this because as fate had it, it just so happened to do what I meant: git submodule foreach 'git checkout $(git describe --all --always) && git pull' But then that broke down, if there's a tag and a branch the tag will win out, and I can't git pull a branch: $ git branch -a * master remotes/origin/HEAD -> origin/master remotes/origin/master $ git tag -l release-0.0.6 $ git describe --always --all release-0.0.6 So I figured that I might as well start tracking the branches I want in .gitmodules itself: [submodule "yaml-mode"] path = yaml-mode url = git://github.com/yoshiki/yaml-mode.git branch = master So now I can just do (as stated above): git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' Maybe there's a less painful way to do *that* (I'd love to hear about it). But regardless of that I think it's a good idea to be able to know what the top-level is from git submodule foreach. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-22 00:10:10 +08:00
pwd=$(pwd)
cat > expect <<EOF
Entering 'sub1'
git-submodule foreach: Add $toplevel variable Add a $toplevel variable accessible to `git submodule foreach`, it contains the absolute path of the top level directory (where .gitmodules is). This makes it possible to e.g. read data in .gitmodules from within foreach commands. I'm using this to configure the branch names I want to track for each submodule: git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' For a little history: This patch is borne out of my continuing fight of trying to have Git track the branches of submodules, not just their commits. Obviously that's not how they work (they only track commits), but I'm just interested in being able to do: git submodule foreach 'git pull' Of course that won't work because the submodule is in a disconnected head, so I first have to connect it, but connect it *to what*. For a while I was happy with this because as fate had it, it just so happened to do what I meant: git submodule foreach 'git checkout $(git describe --all --always) && git pull' But then that broke down, if there's a tag and a branch the tag will win out, and I can't git pull a branch: $ git branch -a * master remotes/origin/HEAD -> origin/master remotes/origin/master $ git tag -l release-0.0.6 $ git describe --always --all release-0.0.6 So I figured that I might as well start tracking the branches I want in .gitmodules itself: [submodule "yaml-mode"] path = yaml-mode url = git://github.com/yoshiki/yaml-mode.git branch = master So now I can just do (as stated above): git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' Maybe there's a less painful way to do *that* (I'd love to hear about it). But regardless of that I think it's a good idea to be able to know what the top-level is from git submodule foreach. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-22 00:10:10 +08:00
$pwd/clone-foo1-sub1-$sub1sha1
Entering 'sub3'
git-submodule foreach: Add $toplevel variable Add a $toplevel variable accessible to `git submodule foreach`, it contains the absolute path of the top level directory (where .gitmodules is). This makes it possible to e.g. read data in .gitmodules from within foreach commands. I'm using this to configure the branch names I want to track for each submodule: git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' For a little history: This patch is borne out of my continuing fight of trying to have Git track the branches of submodules, not just their commits. Obviously that's not how they work (they only track commits), but I'm just interested in being able to do: git submodule foreach 'git pull' Of course that won't work because the submodule is in a disconnected head, so I first have to connect it, but connect it *to what*. For a while I was happy with this because as fate had it, it just so happened to do what I meant: git submodule foreach 'git checkout $(git describe --all --always) && git pull' But then that broke down, if there's a tag and a branch the tag will win out, and I can't git pull a branch: $ git branch -a * master remotes/origin/HEAD -> origin/master remotes/origin/master $ git tag -l release-0.0.6 $ git describe --always --all release-0.0.6 So I figured that I might as well start tracking the branches I want in .gitmodules itself: [submodule "yaml-mode"] path = yaml-mode url = git://github.com/yoshiki/yaml-mode.git branch = master So now I can just do (as stated above): git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' Maybe there's a less painful way to do *that* (I'd love to hear about it). But regardless of that I think it's a good idea to be able to know what the top-level is from git submodule foreach. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-22 00:10:10 +08:00
$pwd/clone-foo3-sub3-$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: Add $toplevel variable Add a $toplevel variable accessible to `git submodule foreach`, it contains the absolute path of the top level directory (where .gitmodules is). This makes it possible to e.g. read data in .gitmodules from within foreach commands. I'm using this to configure the branch names I want to track for each submodule: git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' For a little history: This patch is borne out of my continuing fight of trying to have Git track the branches of submodules, not just their commits. Obviously that's not how they work (they only track commits), but I'm just interested in being able to do: git submodule foreach 'git pull' Of course that won't work because the submodule is in a disconnected head, so I first have to connect it, but connect it *to what*. For a while I was happy with this because as fate had it, it just so happened to do what I meant: git submodule foreach 'git checkout $(git describe --all --always) && git pull' But then that broke down, if there's a tag and a branch the tag will win out, and I can't git pull a branch: $ git branch -a * master remotes/origin/HEAD -> origin/master remotes/origin/master $ git tag -l release-0.0.6 $ git describe --always --all release-0.0.6 So I figured that I might as well start tracking the branches I want in .gitmodules itself: [submodule "yaml-mode"] path = yaml-mode url = git://github.com/yoshiki/yaml-mode.git branch = master So now I can just do (as stated above): git submodule foreach 'git checkout $(git config --file $toplevel/.gitmodules submodule.$name.branch) && git pull' Maybe there's a less painful way to do *that* (I'd love to hear about it). But regardless of that I think it's a good idea to be able to know what the top-level is from git submodule foreach. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-22 00:10:10 +08:00
git submodule foreach "echo \$toplevel-\$name-\$path-\$sha1" > ../actual &&
git config foo.bar zar &&
git submodule foreach "git config --file \"\$toplevel/.git/config\" foo.bar"
) &&
test_cmp expect actual
'
test_expect_success 'setup nested submodules' '
git clone submodule nested1 &&
git clone submodule nested2 &&
git clone submodule nested3 &&
(
cd nested3 &&
git submodule add ../submodule submodule &&
test_tick &&
git commit -m "submodule" &&
git submodule init submodule
) &&
(
cd nested2 &&
git submodule add ../nested3 nested3 &&
test_tick &&
git commit -m "nested3" &&
git submodule init nested3
) &&
(
cd nested1 &&
git submodule add ../nested2 nested2 &&
test_tick &&
git commit -m "nested2" &&
git submodule init nested2
) &&
(
cd super &&
git submodule add ../nested1 nested1 &&
test_tick &&
git commit -m "nested1" &&
git submodule init nested1
)
'
test_expect_success 'use "submodule foreach" to checkout 2nd level submodule' '
git clone super clone2 &&
(
cd clone2 &&
test ! -d sub1/.git &&
test ! -d sub2/.git &&
test ! -d sub3/.git &&
test ! -d nested1/.git &&
git submodule update --init &&
test -d sub1/.git &&
test -d sub2/.git &&
test -d sub3/.git &&
test -d nested1/.git &&
test ! -d nested1/nested2/.git &&
git submodule foreach "git submodule update --init" &&
test -d nested1/nested2/.git &&
test ! -d nested1/nested2/nested3/.git
)
'
test_expect_success 'use "foreach --recursive" to checkout all submodules' '
(
cd clone2 &&
git submodule foreach --recursive "git submodule update --init" &&
test -d nested1/nested2/nested3/.git &&
test -d nested1/nested2/nested3/submodule/.git
)
'
cat > expect <<EOF
Entering 'nested1'
Entering 'nested1/nested2'
Entering 'nested1/nested2/nested3'
Entering 'nested1/nested2/nested3/submodule'
Entering 'sub1'
Entering 'sub2'
Entering 'sub3'
EOF
test_expect_success 'test messages from "foreach --recursive"' '
(
cd clone2 &&
git submodule foreach --recursive "true" > ../actual
) &&
test_cmp expect actual
'
cat > expect <<EOF
nested1-nested1
nested2-nested2
nested3-nested3
submodule-submodule
foo1-sub1
foo2-sub2
foo3-sub3
EOF
test_expect_success 'test "foreach --quiet --recursive"' '
(
cd clone2 &&
git submodule foreach -q --recursive "echo \$name-\$path" > ../actual
) &&
test_cmp expect actual
'
test_expect_success 'use "update --recursive" to checkout all submodules' '
git clone super clone3 &&
(
cd clone3 &&
test ! -d sub1/.git &&
test ! -d sub2/.git &&
test ! -d sub3/.git &&
test ! -d nested1/.git &&
git submodule update --init --recursive &&
test -d sub1/.git &&
test -d sub2/.git &&
test -d sub3/.git &&
test -d nested1/.git &&
test -d nested1/nested2/.git &&
test -d nested1/nested2/nested3/.git &&
test -d nested1/nested2/nested3/submodule/.git
)
'
nested1sha1=$(cd clone3/nested1 && git rev-parse HEAD)
nested2sha1=$(cd clone3/nested1/nested2 && git rev-parse HEAD)
nested3sha1=$(cd clone3/nested1/nested2/nested3 && git rev-parse HEAD)
submodulesha1=$(cd clone3/nested1/nested2/nested3/submodule && git rev-parse HEAD)
sub1sha1=$(cd clone3/sub1 && git rev-parse HEAD)
sub2sha1=$(cd clone3/sub2 && git rev-parse HEAD)
sub3sha1=$(cd clone3/sub3 && git rev-parse HEAD)
sub1sha1_short=$(cd clone3/sub1 && git rev-parse --short HEAD)
sub2sha1_short=$(cd clone3/sub2 && git rev-parse --short HEAD)
cat > expect <<EOF
$nested1sha1 nested1 (heads/master)
$nested2sha1 nested1/nested2 (heads/master)
$nested3sha1 nested1/nested2/nested3 (heads/master)
$submodulesha1 nested1/nested2/nested3/submodule (heads/master)
$sub1sha1 sub1 ($sub1sha1_short)
$sub2sha1 sub2 ($sub2sha1_short)
$sub3sha1 sub3 (heads/master)
EOF
test_expect_success 'test "status --recursive"' '
(
cd clone3 &&
git submodule status --recursive > ../actual
) &&
test_cmp expect actual
'
sed -e "/nested1 /s/.*/+$nested1sha1 nested1 (file2~1)/;/sub[1-3]/d" < expect > expect2
mv -f expect2 expect
test_expect_success 'ensure "status --cached --recursive" preserves the --cached flag' '
(
cd clone3 &&
(
cd nested1 &&
test_commit file2
) &&
git submodule status --cached --recursive -- nested1 > ../actual
) &&
if test_have_prereq MINGW
then
dos2unix actual
fi &&
test_cmp expect actual
'
test_expect_success 'use "git clone --recursive" to checkout all submodules' '
git clone --recursive super clone4 &&
test -d clone4/.git &&
test -d clone4/sub1/.git &&
test -d clone4/sub2/.git &&
test -d clone4/sub3/.git &&
test -d clone4/nested1/.git &&
test -d clone4/nested1/nested2/.git &&
test -d clone4/nested1/nested2/nested3/.git &&
test -d clone4/nested1/nested2/nested3/submodule/.git
'
test_expect_success 'test "update --recursive" with a flag with spaces' '
git clone super "common objects" &&
git clone super clone5 &&
(
cd clone5 &&
test ! -d nested1/.git &&
git submodule update --init --recursive --reference="$(dirname "$PWD")/common objects" &&
test -d nested1/.git &&
test -d nested1/nested2/.git &&
test -d nested1/nested2/nested3/.git &&
test -f nested1/.git/objects/info/alternates &&
test -f nested1/nested2/.git/objects/info/alternates &&
test -f nested1/nested2/nested3/.git/objects/info/alternates
)
'
test_expect_success 'use "update --recursive nested1" to checkout all submodules rooted in nested1' '
git clone super clone6 &&
(
cd clone6 &&
test ! -d sub1/.git &&
test ! -d sub2/.git &&
test ! -d sub3/.git &&
test ! -d nested1/.git &&
git submodule update --init --recursive -- nested1 &&
test ! -d sub1/.git &&
test ! -d sub2/.git &&
test ! -d sub3/.git &&
test -d nested1/.git &&
test -d nested1/nested2/.git &&
test -d nested1/nested2/nested3/.git &&
test -d nested1/nested2/nested3/submodule/.git
)
'
test_done