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| -rwxr-xr-x | t/t7406-submodule-update.sh | 1182 |
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 |