summaryrefslogtreecommitdiffstats
path: root/t/t7406-submodule-update.sh
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
commitc8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch)
tree24e09d9f84dec336720cf393e156089ca2835791 /t/t7406-submodule-update.sh
parentInitial commit. (diff)
downloadgit-upstream/1%2.39.2.tar.xz
git-upstream/1%2.39.2.zip
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/t7406-submodule-update.sh')
-rwxr-xr-xt/t7406-submodule-update.sh1182
1 files changed, 1182 insertions, 0 deletions
diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
new file mode 100755
index 0000000..f094e3d
--- /dev/null
+++ b/t/t7406-submodule-update.sh
@@ -0,0 +1,1182 @@
+#!/bin/sh
+#
+# Copyright (c) 2009 Red Hat, Inc.
+#
+
+test_description='Test updating submodules
+
+This test verifies that "git submodule update" detaches the HEAD of the
+submodule and "git submodule update --rebase/--merge" does not detach the HEAD.
+'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+
+
+compare_head()
+{
+ sha_main=$(git rev-list --max-count=1 main)
+ sha_head=$(git rev-list --max-count=1 HEAD)
+
+ test "$sha_main" = "$sha_head"
+}
+
+
+test_expect_success 'setup a submodule tree' '
+ git config --global protocol.file.allow always &&
+ echo file > file &&
+ git add file &&
+ test_tick &&
+ git commit -m upstream &&
+ git clone . super &&
+ git clone super submodule &&
+ git clone super rebasing &&
+ git clone super merging &&
+ git clone super none &&
+ (cd super &&
+ git submodule add ../submodule submodule &&
+ test_tick &&
+ git commit -m "submodule" &&
+ git submodule init submodule
+ ) &&
+ (cd submodule &&
+ echo "line2" > file &&
+ git add file &&
+ git commit -m "Commit 2"
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ git pull --rebase origin
+ ) &&
+ git add submodule &&
+ git commit -m "submodule update"
+ ) &&
+ (cd super &&
+ git submodule add ../rebasing rebasing &&
+ test_tick &&
+ git commit -m "rebasing"
+ ) &&
+ (cd super &&
+ git submodule add ../merging merging &&
+ test_tick &&
+ git commit -m "rebasing"
+ ) &&
+ (cd super &&
+ git submodule add ../none none &&
+ test_tick &&
+ git commit -m "none"
+ ) &&
+ git clone . recursivesuper &&
+ ( cd recursivesuper &&
+ git submodule add ../super super
+ )
+'
+
+test_expect_success 'update --remote falls back to using HEAD' '
+ test_create_repo main-branch-submodule &&
+ test_commit -C main-branch-submodule initial &&
+
+ test_create_repo main-branch &&
+ git -C main-branch submodule add ../main-branch-submodule &&
+ git -C main-branch commit -m add-submodule &&
+
+ git -C main-branch-submodule switch -c hello &&
+ test_commit -C main-branch-submodule world &&
+
+ git clone --recursive main-branch main-branch-clone &&
+ git -C main-branch-clone submodule update --remote main-branch-submodule &&
+ test_path_exists main-branch-clone/main-branch-submodule/world.t
+'
+
+test_expect_success 'submodule update detaching the HEAD ' '
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update submodule &&
+ cd submodule &&
+ ! compare_head
+ )
+'
+
+test_expect_success 'submodule update from subdirectory' '
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ mkdir super/sub &&
+ (cd super/sub &&
+ (cd ../submodule &&
+ compare_head
+ ) &&
+ git submodule update ../submodule &&
+ cd ../submodule &&
+ ! compare_head
+ )
+'
+
+supersha1=$(git -C super rev-parse HEAD)
+mergingsha1=$(git -C super/merging rev-parse HEAD)
+nonesha1=$(git -C super/none rev-parse HEAD)
+rebasingsha1=$(git -C super/rebasing rev-parse HEAD)
+submodulesha1=$(git -C super/submodule rev-parse HEAD)
+pwd=$(pwd)
+
+cat <<EOF >expect
+Submodule path '../super': checked out '$supersha1'
+Submodule path '../super/merging': checked out '$mergingsha1'
+Submodule path '../super/none': checked out '$nonesha1'
+Submodule path '../super/rebasing': checked out '$rebasingsha1'
+Submodule path '../super/submodule': checked out '$submodulesha1'
+EOF
+
+cat <<EOF >expect2
+Cloning into '$pwd/recursivesuper/super/merging'...
+Cloning into '$pwd/recursivesuper/super/none'...
+Cloning into '$pwd/recursivesuper/super/rebasing'...
+Cloning into '$pwd/recursivesuper/super/submodule'...
+Submodule 'merging' ($pwd/merging) registered for path '../super/merging'
+Submodule 'none' ($pwd/none) registered for path '../super/none'
+Submodule 'rebasing' ($pwd/rebasing) registered for path '../super/rebasing'
+Submodule 'submodule' ($pwd/submodule) registered for path '../super/submodule'
+done.
+done.
+done.
+done.
+EOF
+
+test_expect_success 'submodule update --init --recursive from subdirectory' '
+ git -C recursivesuper/super reset --hard HEAD^ &&
+ (cd recursivesuper &&
+ mkdir tmp &&
+ cd tmp &&
+ git submodule update --init --recursive ../super >../../actual 2>../../actual2
+ ) &&
+ test_cmp expect actual &&
+ sort actual2 >actual2.sorted &&
+ test_cmp expect2 actual2.sorted
+'
+
+cat <<EOF >expect2
+Submodule 'foo/sub' ($pwd/withsubs/../rebasing) registered for path 'sub'
+EOF
+
+test_expect_success 'submodule update --init from and of subdirectory' '
+ git init withsubs &&
+ (cd withsubs &&
+ mkdir foo &&
+ git submodule add "$(pwd)/../rebasing" foo/sub &&
+ (cd foo &&
+ git submodule deinit -f sub &&
+ git submodule update --init sub 2>../../actual2
+ )
+ ) &&
+ test_cmp expect2 actual2
+'
+
+test_expect_success 'submodule update does not fetch already present commits' '
+ (cd submodule &&
+ echo line3 >> file &&
+ git add file &&
+ test_tick &&
+ git commit -m "upstream line3"
+ ) &&
+ (cd super/submodule &&
+ head=$(git rev-parse --verify HEAD) &&
+ echo "Submodule path ${SQ}submodule$SQ: checked out $SQ$head$SQ" > ../../expected &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ git submodule update > ../actual 2> ../actual.err
+ ) &&
+ test_cmp expected actual &&
+ test_must_be_empty actual.err
+'
+
+test_expect_success 'submodule update should fail due to local changes' '
+ (cd super/submodule &&
+ git reset --hard HEAD~1 &&
+ echo "local change" > file
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ test_must_fail git submodule update submodule 2>../actual.raw
+ ) &&
+ sed "s/^> //" >expect <<-\EOF &&
+ > error: Your local changes to the following files would be overwritten by checkout:
+ > file
+ > Please commit your changes or stash them before you switch branches.
+ > Aborting
+ > fatal: Unable to checkout OID in submodule path '\''submodule'\''
+ EOF
+ sed -e "s/checkout $SQ[^$SQ]*$SQ/checkout OID/" <actual.raw >actual &&
+ test_cmp expect actual
+
+'
+test_expect_success 'submodule update should throw away changes with --force ' '
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update --force submodule &&
+ cd submodule &&
+ ! compare_head
+ )
+'
+
+test_expect_success 'submodule update --force forcibly checks out submodules' '
+ (cd super &&
+ (cd submodule &&
+ rm -f file
+ ) &&
+ git submodule update --force submodule &&
+ (cd submodule &&
+ test "$(git status -s file)" = ""
+ )
+ )
+'
+
+test_expect_success 'submodule update --remote should fetch upstream changes' '
+ (cd submodule &&
+ echo line4 >> file &&
+ git add file &&
+ test_tick &&
+ git commit -m "upstream line4"
+ ) &&
+ (cd super &&
+ git submodule update --remote --force submodule &&
+ cd submodule &&
+ test "$(git log -1 --oneline)" = "$(GIT_DIR=../../submodule/.git git log -1 --oneline)"
+ )
+'
+
+test_expect_success 'submodule update --remote should fetch upstream changes with .' '
+ (
+ cd super &&
+ git config -f .gitmodules submodule."submodule".branch "." &&
+ git add .gitmodules &&
+ git commit -m "submodules: update from the respective superproject branch"
+ ) &&
+ (
+ cd submodule &&
+ echo line4a >> file &&
+ git add file &&
+ test_tick &&
+ git commit -m "upstream line4a" &&
+ git checkout -b test-branch &&
+ test_commit on-test-branch
+ ) &&
+ (
+ cd super &&
+ git submodule update --remote --force submodule &&
+ git -C submodule log -1 --oneline >actual &&
+ git -C ../submodule log -1 --oneline main >expect &&
+ test_cmp expect actual &&
+ git checkout -b test-branch &&
+ git submodule update --remote --force submodule &&
+ git -C submodule log -1 --oneline >actual &&
+ git -C ../submodule log -1 --oneline test-branch >expect &&
+ test_cmp expect actual &&
+ git checkout main &&
+ git branch -d test-branch &&
+ git reset --hard HEAD^
+ )
+'
+
+test_expect_success 'local config should override .gitmodules branch' '
+ (cd submodule &&
+ git checkout test-branch &&
+ echo line5 >> file &&
+ git add file &&
+ test_tick &&
+ git commit -m "upstream line5" &&
+ git checkout main
+ ) &&
+ (cd super &&
+ git config submodule.submodule.branch test-branch &&
+ git submodule update --remote --force submodule &&
+ cd submodule &&
+ test "$(git log -1 --oneline)" = "$(GIT_DIR=../../submodule/.git git log -1 --oneline test-branch)"
+ )
+'
+
+test_expect_success 'submodule update --rebase staying on main' '
+ (cd super/submodule &&
+ git checkout main
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update --rebase submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update --merge staying on main' '
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update --merge submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update - rebase in .git/config' '
+ (cd super &&
+ git config submodule.submodule.update rebase
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update - checkout in .git/config but --rebase given' '
+ (cd super &&
+ git config submodule.submodule.update checkout
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update --rebase submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update - merge in .git/config' '
+ (cd super &&
+ git config submodule.submodule.update merge
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update - checkout in .git/config but --merge given' '
+ (cd super &&
+ git config submodule.submodule.update checkout
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD~1
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update --merge submodule &&
+ cd submodule &&
+ compare_head
+ )
+'
+
+test_expect_success 'submodule update - checkout in .git/config' '
+ (cd super &&
+ git config submodule.submodule.update checkout
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD^
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update submodule &&
+ cd submodule &&
+ ! compare_head
+ )
+'
+
+test_expect_success 'submodule update - command in .git/config' '
+ (cd super &&
+ git config submodule.submodule.update "!git checkout"
+ ) &&
+ (cd super/submodule &&
+ git reset --hard HEAD^
+ ) &&
+ (cd super &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git submodule update submodule &&
+ cd submodule &&
+ ! compare_head
+ )
+'
+
+test_expect_success 'submodule update - command in .gitmodules is rejected' '
+ test_when_finished "git -C super reset --hard HEAD^" &&
+ git -C super config -f .gitmodules submodule.submodule.update "!false" &&
+ git -C super commit -a -m "add command to .gitmodules file" &&
+ git -C super/submodule reset --hard $submodulesha1^ &&
+ test_must_fail git -C super submodule update submodule
+'
+
+test_expect_success 'fsck detects command in .gitmodules' '
+ git init command-in-gitmodules &&
+ (
+ cd command-in-gitmodules &&
+ git submodule add ../submodule submodule &&
+ test_commit adding-submodule &&
+
+ git config -f .gitmodules submodule.submodule.update "!false" &&
+ git add .gitmodules &&
+ test_commit configuring-update &&
+ test_must_fail git fsck
+ )
+'
+
+cat << EOF >expect
+fatal: Execution of 'false $submodulesha1' failed in submodule path 'submodule'
+EOF
+
+test_expect_success 'submodule update - command in .git/config catches failure' '
+ (cd super &&
+ git config submodule.submodule.update "!false"
+ ) &&
+ (cd super/submodule &&
+ git reset --hard $submodulesha1^
+ ) &&
+ (cd super &&
+ test_must_fail git submodule update submodule 2>../actual
+ ) &&
+ test_cmp actual expect
+'
+
+cat << EOF >expect
+fatal: Execution of 'false $submodulesha1' failed in submodule path '../submodule'
+EOF
+
+test_expect_success 'submodule update - command in .git/config catches failure -- subdirectory' '
+ (cd super &&
+ git config submodule.submodule.update "!false"
+ ) &&
+ (cd super/submodule &&
+ git reset --hard $submodulesha1^
+ ) &&
+ (cd super &&
+ mkdir tmp && cd tmp &&
+ test_must_fail git submodule update ../submodule 2>../../actual
+ ) &&
+ test_cmp actual expect
+'
+
+test_expect_success 'submodule update - command run for initial population of submodule' '
+ cat >expect <<-EOF &&
+ fatal: Execution of '\''false $submodulesha1'\'' failed in submodule path '\''submodule'\''
+ EOF
+ rm -rf super/submodule &&
+ test_must_fail git -C super submodule update 2>actual &&
+ test_cmp expect actual &&
+ git -C super submodule update --checkout
+'
+
+cat << EOF >expect
+fatal: Execution of 'false $submodulesha1' failed in submodule path '../super/submodule'
+fatal: Failed to recurse into submodule path '../super'
+EOF
+
+test_expect_success 'recursive submodule update - command in .git/config catches failure -- subdirectory' '
+ (cd recursivesuper &&
+ git submodule update --remote super &&
+ git add super &&
+ git commit -m "update to latest to have more than one commit in submodules"
+ ) &&
+ git -C recursivesuper/super config submodule.submodule.update "!false" &&
+ git -C recursivesuper/super/submodule reset --hard $submodulesha1^ &&
+ (cd recursivesuper &&
+ mkdir -p tmp && cd tmp &&
+ test_must_fail git submodule update --recursive ../super 2>../../actual
+ ) &&
+ test_cmp actual expect
+'
+
+test_expect_success 'submodule init does not copy command into .git/config' '
+ test_when_finished "git -C super update-index --force-remove submodule1" &&
+ test_when_finished git config -f super/.gitmodules \
+ --remove-section submodule.submodule1 &&
+ (cd super &&
+ git ls-files -s submodule >out &&
+ H=$(cut -d" " -f2 out) &&
+ mkdir submodule1 &&
+ git update-index --add --cacheinfo 160000 $H submodule1 &&
+ git config -f .gitmodules submodule.submodule1.path submodule1 &&
+ git config -f .gitmodules submodule.submodule1.url ../submodule &&
+ git config -f .gitmodules submodule.submodule1.update !false &&
+ test_must_fail git submodule init submodule1 &&
+ test_expect_code 1 git config submodule.submodule1.update >actual &&
+ test_must_be_empty actual
+ )
+'
+
+test_expect_success 'submodule init picks up rebase' '
+ (cd super &&
+ git config -f .gitmodules submodule.rebasing.update rebase &&
+ git submodule init rebasing &&
+ test "rebase" = "$(git config submodule.rebasing.update)"
+ )
+'
+
+test_expect_success 'submodule init picks up merge' '
+ (cd super &&
+ git config -f .gitmodules submodule.merging.update merge &&
+ git submodule init merging &&
+ test "merge" = "$(git config submodule.merging.update)"
+ )
+'
+
+test_expect_success 'submodule update --merge - ignores --merge for new submodules' '
+ test_config -C super submodule.submodule.update checkout &&
+ (cd super &&
+ rm -rf submodule &&
+ git submodule update submodule &&
+ git status -s submodule >expect &&
+ rm -rf submodule &&
+ git submodule update --merge submodule &&
+ git status -s submodule >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule update --rebase - ignores --rebase for new submodules' '
+ test_config -C super submodule.submodule.update checkout &&
+ (cd super &&
+ rm -rf submodule &&
+ git submodule update submodule &&
+ git status -s submodule >expect &&
+ rm -rf submodule &&
+ git submodule update --rebase submodule &&
+ git status -s submodule >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule update ignores update=merge config for new submodules' '
+ (cd super &&
+ rm -rf submodule &&
+ git submodule update submodule &&
+ git status -s submodule >expect &&
+ rm -rf submodule &&
+ git config submodule.submodule.update merge &&
+ git submodule update submodule &&
+ git status -s submodule >actual &&
+ git config --unset submodule.submodule.update &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule update ignores update=rebase config for new submodules' '
+ (cd super &&
+ rm -rf submodule &&
+ git submodule update submodule &&
+ git status -s submodule >expect &&
+ rm -rf submodule &&
+ git config submodule.submodule.update rebase &&
+ git submodule update submodule &&
+ git status -s submodule >actual &&
+ git config --unset submodule.submodule.update &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule init picks up update=none' '
+ (cd super &&
+ git config -f .gitmodules submodule.none.update none &&
+ git submodule init none &&
+ test "none" = "$(git config submodule.none.update)"
+ )
+'
+
+test_expect_success 'submodule update - update=none in .git/config' '
+ (cd super &&
+ git config submodule.submodule.update none &&
+ (cd submodule &&
+ git checkout main &&
+ compare_head
+ ) &&
+ git diff --name-only >out &&
+ grep ^submodule$ out &&
+ git submodule update &&
+ git diff --name-only >out &&
+ grep ^submodule$ out &&
+ (cd submodule &&
+ compare_head
+ ) &&
+ git config --unset submodule.submodule.update &&
+ git submodule update submodule
+ )
+'
+
+test_expect_success 'submodule update - update=none in .git/config but --checkout given' '
+ (cd super &&
+ git config submodule.submodule.update none &&
+ (cd submodule &&
+ git checkout main &&
+ compare_head
+ ) &&
+ git diff --name-only >out &&
+ grep ^submodule$ out &&
+ git submodule update --checkout &&
+ git diff --name-only >out &&
+ ! grep ^submodule$ out &&
+ (cd submodule &&
+ ! compare_head
+ ) &&
+ git config --unset submodule.submodule.update
+ )
+'
+
+test_expect_success 'submodule update --init skips submodule with update=none' '
+ (cd super &&
+ git add .gitmodules &&
+ git commit -m ".gitmodules"
+ ) &&
+ git clone super cloned &&
+ (cd cloned &&
+ git submodule update --init &&
+ test_path_exists submodule/.git &&
+ test_path_is_missing none/.git
+ )
+'
+
+test_expect_success 'submodule update with pathspec warns against uninitialized ones' '
+ test_when_finished "rm -fr selective" &&
+ git clone super selective &&
+ (
+ cd selective &&
+ git submodule init submodule &&
+
+ git submodule update submodule 2>err &&
+ ! grep "Submodule path .* not initialized" err &&
+
+ git submodule update rebasing 2>err &&
+ grep "Submodule path .rebasing. not initialized" err &&
+
+ test_path_exists submodule/.git &&
+ test_path_is_missing rebasing/.git
+ )
+
+'
+
+test_expect_success 'submodule update without pathspec updates only initialized ones' '
+ test_when_finished "rm -fr selective" &&
+ git clone super selective &&
+ (
+ cd selective &&
+ git submodule init submodule &&
+ git submodule update 2>err &&
+ test_path_exists submodule/.git &&
+ test_path_is_missing rebasing/.git &&
+ ! grep "Submodule path .* not initialized" err
+ )
+
+'
+
+test_expect_success 'submodule update continues after checkout error' '
+ (cd super &&
+ git reset --hard HEAD &&
+ git submodule add ../submodule submodule2 &&
+ git submodule init &&
+ git commit -am "new_submodule" &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../expect
+ ) &&
+ (cd submodule &&
+ test_commit "update_submodule" file
+ ) &&
+ (cd submodule2 &&
+ test_commit "update_submodule2" file
+ ) &&
+ git add submodule &&
+ git add submodule2 &&
+ git commit -m "two_new_submodule_commits" &&
+ (cd submodule &&
+ echo "" > file
+ ) &&
+ git checkout HEAD^ &&
+ test_must_fail git submodule update &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../actual
+ ) &&
+ test_cmp expect actual
+ )
+'
+test_expect_success 'submodule update continues after recursive checkout error' '
+ (cd super &&
+ git reset --hard HEAD &&
+ git checkout main &&
+ git submodule update &&
+ (cd submodule &&
+ git submodule add ../submodule subsubmodule &&
+ git submodule init &&
+ git commit -m "new_subsubmodule"
+ ) &&
+ git add submodule &&
+ git commit -m "update_submodule" &&
+ (cd submodule &&
+ (cd subsubmodule &&
+ test_commit "update_subsubmodule" file
+ ) &&
+ git add subsubmodule &&
+ test_commit "update_submodule_again" file &&
+ (cd subsubmodule &&
+ test_commit "update_subsubmodule_again" file
+ ) &&
+ test_commit "update_submodule_again_again" file
+ ) &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../expect &&
+ test_commit "update_submodule2_again" file
+ ) &&
+ git add submodule &&
+ git add submodule2 &&
+ git commit -m "new_commits" &&
+ git checkout HEAD^ &&
+ (cd submodule &&
+ git checkout HEAD^ &&
+ (cd subsubmodule &&
+ echo "" > file
+ )
+ ) &&
+ test_expect_code 1 git submodule update --recursive &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../actual
+ ) &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule update exit immediately in case of merge conflict' '
+ (cd super &&
+ git checkout main &&
+ git reset --hard HEAD &&
+ (cd submodule &&
+ (cd subsubmodule &&
+ git reset --hard HEAD
+ )
+ ) &&
+ git submodule update --recursive &&
+ (cd submodule &&
+ test_commit "update_submodule_2" file
+ ) &&
+ (cd submodule2 &&
+ test_commit "update_submodule2_2" file
+ ) &&
+ git add submodule &&
+ git add submodule2 &&
+ git commit -m "two_new_submodule_commits" &&
+ (cd submodule &&
+ git checkout main &&
+ test_commit "conflict" file &&
+ echo "conflict" > file
+ ) &&
+ git checkout HEAD^ &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../expect
+ ) &&
+ git config submodule.submodule.update merge &&
+ test_must_fail git submodule update &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../actual
+ ) &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'submodule update exit immediately after recursive rebase error' '
+ (cd super &&
+ git checkout main &&
+ git reset --hard HEAD &&
+ (cd submodule &&
+ git reset --hard HEAD &&
+ git submodule update --recursive
+ ) &&
+ (cd submodule &&
+ test_commit "update_submodule_3" file
+ ) &&
+ (cd submodule2 &&
+ test_commit "update_submodule2_3" file
+ ) &&
+ git add submodule &&
+ git add submodule2 &&
+ git commit -m "two_new_submodule_commits" &&
+ (cd submodule &&
+ git checkout main &&
+ test_commit "conflict2" file &&
+ echo "conflict" > file
+ ) &&
+ git checkout HEAD^ &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../expect
+ ) &&
+ git config submodule.submodule.update rebase &&
+ test_must_fail git submodule update &&
+ (cd submodule2 &&
+ git rev-parse --verify HEAD >../actual
+ ) &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'add different submodules to the same path' '
+ (cd super &&
+ git submodule add ../submodule s1 &&
+ test_must_fail git submodule add ../merging s1
+ )
+'
+
+test_expect_success 'submodule add places git-dir in superprojects git-dir' '
+ (cd super &&
+ mkdir deeper &&
+ git submodule add ../submodule deeper/submodule &&
+ (cd deeper/submodule &&
+ git log > ../../expected
+ ) &&
+ (cd .git/modules/deeper/submodule &&
+ git log > ../../../../actual
+ ) &&
+ test_cmp expected actual
+ )
+'
+
+test_expect_success 'submodule update places git-dir in superprojects git-dir' '
+ (cd super &&
+ git commit -m "added submodule"
+ ) &&
+ git clone super super2 &&
+ (cd super2 &&
+ git submodule init deeper/submodule &&
+ git submodule update &&
+ (cd deeper/submodule &&
+ git log > ../../expected
+ ) &&
+ (cd .git/modules/deeper/submodule &&
+ git log > ../../../../actual
+ ) &&
+ test_cmp expected actual
+ )
+'
+
+test_expect_success 'submodule add places git-dir in superprojects git-dir recursive' '
+ (cd super2 &&
+ (cd deeper/submodule &&
+ git submodule add ../submodule subsubmodule &&
+ (cd subsubmodule &&
+ git log > ../../../expected
+ ) &&
+ git commit -m "added subsubmodule" &&
+ git push origin :
+ ) &&
+ (cd .git/modules/deeper/submodule/modules/subsubmodule &&
+ git log > ../../../../../actual
+ ) &&
+ git add deeper/submodule &&
+ git commit -m "update submodule" &&
+ git push origin : &&
+ test_cmp expected actual
+ )
+'
+
+test_expect_success 'submodule update places git-dir in superprojects git-dir recursive' '
+ mkdir super_update_r &&
+ (cd super_update_r &&
+ git init --bare
+ ) &&
+ mkdir subsuper_update_r &&
+ (cd subsuper_update_r &&
+ git init --bare
+ ) &&
+ mkdir subsubsuper_update_r &&
+ (cd subsubsuper_update_r &&
+ git init --bare
+ ) &&
+ git clone subsubsuper_update_r subsubsuper_update_r2 &&
+ (cd subsubsuper_update_r2 &&
+ test_commit "update_subsubsuper" file &&
+ git push origin main
+ ) &&
+ git clone subsuper_update_r subsuper_update_r2 &&
+ (cd subsuper_update_r2 &&
+ test_commit "update_subsuper" file &&
+ git submodule add ../subsubsuper_update_r subsubmodule &&
+ git commit -am "subsubmodule" &&
+ git push origin main
+ ) &&
+ git clone super_update_r super_update_r2 &&
+ (cd super_update_r2 &&
+ test_commit "update_super" file &&
+ git submodule add ../subsuper_update_r submodule &&
+ git commit -am "submodule" &&
+ git push origin main
+ ) &&
+ rm -rf super_update_r2 &&
+ git clone super_update_r super_update_r2 &&
+ (cd super_update_r2 &&
+ git submodule update --init --recursive >actual &&
+ test_i18ngrep "Submodule path .submodule/subsubmodule.: checked out" actual &&
+ (cd submodule/subsubmodule &&
+ git log > ../../expected
+ ) &&
+ (cd .git/modules/submodule/modules/subsubmodule &&
+ git log > ../../../../../actual
+ ) &&
+ test_cmp expected actual
+ )
+'
+
+test_expect_success 'submodule add properly re-creates deeper level submodules' '
+ (cd super &&
+ git reset --hard main &&
+ rm -rf deeper/ &&
+ git submodule add --force ../submodule deeper/submodule
+ )
+'
+
+test_expect_success 'submodule update properly revives a moved submodule' '
+ (cd super &&
+ H=$(git rev-parse --short HEAD) &&
+ git commit -am "pre move" &&
+ H2=$(git rev-parse --short HEAD) &&
+ git status >out &&
+ sed "s/$H/XXX/" out >expect &&
+ H=$(cd submodule2 && git rev-parse HEAD) &&
+ git rm --cached submodule2 &&
+ rm -rf submodule2 &&
+ mkdir -p "moved/sub module" &&
+ git update-index --add --cacheinfo 160000 $H "moved/sub module" &&
+ git config -f .gitmodules submodule.submodule2.path "moved/sub module" &&
+ git commit -am "post move" &&
+ git submodule update &&
+ git status > out &&
+ sed "s/$H2/XXX/" out >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success SYMLINKS 'submodule update can handle symbolic links in pwd' '
+ mkdir -p linked/dir &&
+ ln -s linked/dir linkto &&
+ (cd linkto &&
+ git clone "$TRASH_DIRECTORY"/super_update_r2 super &&
+ (cd super &&
+ git submodule update --init --recursive
+ )
+ )
+'
+
+test_expect_success 'submodule update clone shallow submodule' '
+ test_when_finished "rm -rf super3" &&
+ first=$(git -C cloned rev-parse HEAD:submodule) &&
+ second=$(git -C submodule rev-parse HEAD) &&
+ commit_count=$(git -C submodule rev-list --count $first^..$second) &&
+ git clone cloned super3 &&
+ pwd=$(pwd) &&
+ (
+ cd super3 &&
+ sed -e "s#url = ../#url = file://$pwd/#" <.gitmodules >.gitmodules.tmp &&
+ mv -f .gitmodules.tmp .gitmodules &&
+ git submodule update --init --depth=$commit_count &&
+ git -C submodule log --oneline >out &&
+ test_line_count = 1 out
+ )
+'
+
+test_expect_success 'submodule update clone shallow submodule outside of depth' '
+ test_when_finished "rm -rf super3" &&
+ git clone cloned super3 &&
+ pwd=$(pwd) &&
+ (
+ cd super3 &&
+ sed -e "s#url = ../#url = file://$pwd/#" <.gitmodules >.gitmodules.tmp &&
+ mv -f .gitmodules.tmp .gitmodules &&
+ # Some protocol versions (e.g. 2) support fetching
+ # unadvertised objects, so restrict this test to v0.
+ test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
+ git submodule update --init --depth=1 2>actual &&
+ test_i18ngrep "Direct fetching of that commit failed." actual &&
+ git -C ../submodule config uploadpack.allowReachableSHA1InWant true &&
+ git submodule update --init --depth=1 >actual &&
+ git -C submodule log --oneline >out &&
+ test_line_count = 1 out
+ )
+'
+
+test_expect_success 'submodule update --recursive drops module name before recursing' '
+ (cd super2 &&
+ (cd deeper/submodule/subsubmodule &&
+ git checkout HEAD^
+ ) &&
+ git submodule update --recursive deeper/submodule >actual &&
+ test_i18ngrep "Submodule path .deeper/submodule/subsubmodule.: checked out" actual
+ )
+'
+
+test_expect_success 'submodule update can be run in parallel' '
+ (cd super2 &&
+ GIT_TRACE=$(pwd)/trace.out git submodule update --jobs 7 &&
+ grep "7 tasks" trace.out &&
+ git config submodule.fetchJobs 8 &&
+ GIT_TRACE=$(pwd)/trace.out git submodule update &&
+ grep "8 tasks" trace.out &&
+ GIT_TRACE=$(pwd)/trace.out git submodule update --jobs 9 &&
+ grep "9 tasks" trace.out
+ )
+'
+
+test_expect_success 'git clone passes the parallel jobs config on to submodules' '
+ test_when_finished "rm -rf super4" &&
+ GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules --jobs 7 . super4 &&
+ grep "7 tasks" trace.out &&
+ rm -rf super4 &&
+ git config --global submodule.fetchJobs 8 &&
+ GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules . super4 &&
+ grep "8 tasks" trace.out &&
+ rm -rf super4 &&
+ GIT_TRACE=$(pwd)/trace.out git clone --recurse-submodules --jobs 9 . super4 &&
+ grep "9 tasks" trace.out &&
+ rm -rf super4
+'
+
+test_expect_success 'submodule update --quiet passes quietness to merge/rebase' '
+ (cd super &&
+ test_commit -C rebasing message &&
+ git submodule update --rebase --quiet >out 2>err &&
+ test_must_be_empty out &&
+ test_must_be_empty err &&
+ git submodule update --rebase >out 2>err &&
+ test_file_not_empty out &&
+ test_must_be_empty err
+ )
+'
+
+test_expect_success 'submodule update --quiet passes quietness to fetch with a shallow clone' '
+ test_when_finished "rm -rf super4 super5 super6" &&
+ git clone . super4 &&
+ (cd super4 &&
+ git submodule add --quiet file://"$TRASH_DIRECTORY"/submodule submodule3 &&
+ git commit -am "setup submodule3"
+ ) &&
+ (cd submodule &&
+ test_commit line6 file
+ ) &&
+ git clone super4 super5 &&
+ (cd super5 &&
+ git submodule update --quiet --init --depth=1 submodule3 >out 2>err &&
+ test_must_be_empty out &&
+ test_must_be_empty err
+ ) &&
+ git clone super4 super6 &&
+ (cd super6 &&
+ git submodule update --init --depth=1 submodule3 >out 2>err &&
+ test_file_not_empty out &&
+ test_file_not_empty err
+ )
+'
+
+test_expect_success 'submodule update --filter requires --init' '
+ test_expect_code 129 git -C super submodule update --filter blob:none
+'
+
+test_expect_success 'submodule update --filter sets partial clone settings' '
+ test_when_finished "rm -rf super-filter" &&
+ git clone cloned super-filter &&
+ git -C super-filter submodule update --init --filter blob:none &&
+ test_cmp_config -C super-filter/submodule true remote.origin.promisor &&
+ test_cmp_config -C super-filter/submodule blob:none remote.origin.partialclonefilter
+'
+
+# NEEDSWORK: Clean up the tests so that we can reuse the test setup.
+# Don't reuse the existing repos because the earlier tests have
+# intentionally disruptive configurations.
+test_expect_success 'setup clean recursive superproject' '
+ git init bottom &&
+ test_commit -C bottom "bottom" &&
+ git init middle &&
+ git -C middle submodule add ../bottom bottom &&
+ git -C middle commit -m "middle" &&
+ git init top &&
+ git -C top submodule add ../middle middle &&
+ git -C top commit -m "top" &&
+ git clone --recurse-submodules top top-clean
+'
+
+test_expect_success 'submodule update should skip unmerged submodules' '
+ test_when_finished "rm -fr top-cloned" &&
+ cp -r top-clean top-cloned &&
+
+ # Create an upstream commit in each repo, starting with bottom
+ test_commit -C bottom upstream_commit &&
+ # Create middle commit
+ git -C middle/bottom fetch &&
+ git -C middle/bottom checkout -f FETCH_HEAD &&
+ git -C middle add bottom &&
+ git -C middle commit -m "upstream_commit" &&
+ # Create top commit
+ git -C top/middle fetch &&
+ git -C top/middle checkout -f FETCH_HEAD &&
+ git -C top add middle &&
+ git -C top commit -m "upstream_commit" &&
+
+ # Create a downstream conflict
+ test_commit -C top-cloned/middle/bottom downstream_commit &&
+ git -C top-cloned/middle add bottom &&
+ git -C top-cloned/middle commit -m "downstream_commit" &&
+ git -C top-cloned/middle fetch --recurse-submodules origin &&
+ test_must_fail git -C top-cloned/middle merge origin/main &&
+
+ # Make the update of "middle" a no-op, otherwise we error out
+ # because of its unmerged state
+ test_config -C top-cloned submodule.middle.update !true &&
+ git -C top-cloned submodule update --recursive 2>actual.err &&
+ cat >expect.err <<-\EOF &&
+ Skipping unmerged submodule middle/bottom
+ EOF
+ test_cmp expect.err actual.err
+'
+
+test_expect_success 'submodule update --recursive skip submodules with strategy=none' '
+ test_when_finished "rm -fr top-cloned" &&
+ cp -r top-clean top-cloned &&
+
+ test_commit -C top-cloned/middle/bottom downstream_commit &&
+ git -C top-cloned/middle config submodule.bottom.update none &&
+ git -C top-cloned submodule update --recursive 2>actual.err &&
+ cat >expect.err <<-\EOF &&
+ Skipping submodule '\''middle/bottom'\''
+ EOF
+ test_cmp expect.err actual.err
+'
+
+test_done