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|
#!/bin/sh
test_description='compare & swap push force/delete safety'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
setup_srcdst_basic () {
rm -fr src dst &&
git clone --no-local . src &&
git clone --no-local src dst &&
(
cd src && git checkout HEAD^0
)
}
# For tests with "--force-if-includes".
setup_src_dup_dst () {
rm -fr src dup dst &&
git init --bare dst &&
git clone --no-local dst src &&
git clone --no-local dst dup
(
cd src &&
test_commit A &&
test_commit B &&
test_commit C &&
git push origin
) &&
(
cd dup &&
git fetch &&
git merge origin/main &&
git switch -c branch main~2 &&
test_commit D &&
test_commit E &&
git push origin --all
) &&
(
cd src &&
git switch main &&
git fetch --all &&
git branch branch --track origin/branch &&
git rebase origin/main
) &&
(
cd dup &&
git switch main &&
test_commit F &&
test_commit G &&
git switch branch &&
test_commit H &&
git push origin --all
)
}
test_expect_success setup '
# create template repository
test_commit A &&
test_commit B &&
test_commit C
'
test_expect_success 'push to update (protected)' '
setup_srcdst_basic &&
(
cd dst &&
test_commit D &&
test_must_fail git push --force-with-lease=main:main origin main 2>err &&
grep "stale info" err
) &&
git ls-remote . refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (protected, forced)' '
setup_srcdst_basic &&
(
cd dst &&
test_commit D &&
git push --force --force-with-lease=main:main origin main 2>err &&
grep "forced update" err
) &&
git ls-remote dst refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (protected, tracking)' '
setup_srcdst_basic &&
(
cd src &&
git checkout main &&
test_commit D &&
git checkout HEAD^0
) &&
git ls-remote src refs/heads/main >expect &&
(
cd dst &&
test_commit E &&
git ls-remote . refs/remotes/origin/main >expect &&
test_must_fail git push --force-with-lease=main origin main &&
git ls-remote . refs/remotes/origin/main >actual &&
test_cmp expect actual
) &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (protected, tracking, forced)' '
setup_srcdst_basic &&
(
cd src &&
git checkout main &&
test_commit D &&
git checkout HEAD^0
) &&
(
cd dst &&
test_commit E &&
git ls-remote . refs/remotes/origin/main >expect &&
git push --force --force-with-lease=main origin main
) &&
git ls-remote dst refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (allowed)' '
setup_srcdst_basic &&
(
cd dst &&
test_commit D &&
git push --force-with-lease=main:main^ origin main
) &&
git ls-remote dst refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (allowed, tracking)' '
setup_srcdst_basic &&
(
cd dst &&
test_commit D &&
git push --force-with-lease=main origin main 2>err &&
! grep "forced update" err
) &&
git ls-remote dst refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to update (allowed even though no-ff)' '
setup_srcdst_basic &&
(
cd dst &&
git reset --hard HEAD^ &&
test_commit D &&
git push --force-with-lease=main origin main 2>err &&
grep "forced update" err
) &&
git ls-remote dst refs/heads/main >expect &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to delete (protected)' '
setup_srcdst_basic &&
git ls-remote src refs/heads/main >expect &&
(
cd dst &&
test_must_fail git push --force-with-lease=main:main^ origin :main
) &&
git ls-remote src refs/heads/main >actual &&
test_cmp expect actual
'
test_expect_success 'push to delete (protected, forced)' '
setup_srcdst_basic &&
(
cd dst &&
git push --force --force-with-lease=main:main^ origin :main
) &&
git ls-remote src refs/heads/main >actual &&
test_must_be_empty actual
'
test_expect_success 'push to delete (allowed)' '
setup_srcdst_basic &&
(
cd dst &&
git push --force-with-lease=main origin :main 2>err &&
grep deleted err
) &&
git ls-remote src refs/heads/main >actual &&
test_must_be_empty actual
'
test_expect_success 'cover everything with default force-with-lease (protected)' '
setup_srcdst_basic &&
(
cd src &&
git branch nain main^
) &&
git ls-remote src refs/heads/\* >expect &&
(
cd dst &&
test_must_fail git push --force-with-lease origin main main:nain
) &&
git ls-remote src refs/heads/\* >actual &&
test_cmp expect actual
'
test_expect_success 'cover everything with default force-with-lease (allowed)' '
setup_srcdst_basic &&
(
cd src &&
git branch nain main^
) &&
(
cd dst &&
git fetch &&
git push --force-with-lease origin main main:nain
) &&
git ls-remote dst refs/heads/main |
sed -e "s/main/nain/" >expect &&
git ls-remote src refs/heads/nain >actual &&
test_cmp expect actual
'
test_expect_success 'new branch covered by force-with-lease' '
setup_srcdst_basic &&
(
cd dst &&
git branch branch main &&
git push --force-with-lease=branch origin branch
) &&
git ls-remote dst refs/heads/branch >expect &&
git ls-remote src refs/heads/branch >actual &&
test_cmp expect actual
'
test_expect_success 'new branch covered by force-with-lease (explicit)' '
setup_srcdst_basic &&
(
cd dst &&
git branch branch main &&
git push --force-with-lease=branch: origin branch
) &&
git ls-remote dst refs/heads/branch >expect &&
git ls-remote src refs/heads/branch >actual &&
test_cmp expect actual
'
test_expect_success 'new branch already exists' '
setup_srcdst_basic &&
(
cd src &&
git checkout -b branch main &&
test_commit F
) &&
(
cd dst &&
git branch branch main &&
test_must_fail git push --force-with-lease=branch: origin branch
)
'
test_expect_success 'background updates of REMOTE can be mitigated with a non-updated REMOTE-push' '
rm -rf src dst &&
git init --bare src.bare &&
test_when_finished "rm -rf src.bare" &&
git clone --no-local src.bare dst &&
test_when_finished "rm -rf dst" &&
(
cd dst &&
test_commit G &&
git remote add origin-push ../src.bare &&
git push origin-push main:main
) &&
git clone --no-local src.bare dst2 &&
test_when_finished "rm -rf dst2" &&
(
cd dst2 &&
test_commit H &&
git push
) &&
(
cd dst &&
test_commit I &&
git fetch origin &&
test_must_fail git push --force-with-lease origin-push &&
git fetch origin-push &&
git push --force-with-lease origin-push
)
'
test_expect_success 'background updates to remote can be mitigated with "--force-if-includes"' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
git ls-remote dst refs/heads/main >expect.main &&
git ls-remote dst refs/heads/branch >expect.branch &&
(
cd src &&
git switch branch &&
test_commit I &&
git switch main &&
test_commit J &&
git fetch --all &&
test_must_fail git push --force-with-lease --force-if-includes --all
) &&
git ls-remote dst refs/heads/main >actual.main &&
git ls-remote dst refs/heads/branch >actual.branch &&
test_cmp expect.main actual.main &&
test_cmp expect.branch actual.branch
'
test_expect_success 'background updates to remote can be mitigated with "push.useForceIfIncludes"' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
git ls-remote dst refs/heads/main >expect.main &&
(
cd src &&
git switch branch &&
test_commit I &&
git switch main &&
test_commit J &&
git fetch --all &&
git config --local push.useForceIfIncludes true &&
test_must_fail git push --force-with-lease=main origin main
) &&
git ls-remote dst refs/heads/main >actual.main &&
test_cmp expect.main actual.main
'
test_expect_success '"--force-if-includes" should be disabled for --force-with-lease="<refname>:<expect>"' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
git ls-remote dst refs/heads/main >expect.main &&
(
cd src &&
git switch branch &&
test_commit I &&
git switch main &&
test_commit J &&
remote_head="$(git rev-parse refs/remotes/origin/main)" &&
git fetch --all &&
test_must_fail git push --force-if-includes --force-with-lease="main:$remote_head" 2>err &&
grep "stale info" err
) &&
git ls-remote dst refs/heads/main >actual.main &&
test_cmp expect.main actual.main
'
test_expect_success '"--force-if-includes" should allow forced update after a rebase ("pull --rebase")' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
(
cd src &&
git switch branch &&
test_commit I &&
git switch main &&
test_commit J &&
git pull --rebase origin main &&
git push --force-if-includes --force-with-lease="main"
)
'
test_expect_success '"--force-if-includes" should allow forced update after a rebase ("pull --rebase", local rebase)' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
(
cd src &&
git switch branch &&
test_commit I &&
git switch main &&
test_commit J &&
git pull --rebase origin main &&
git rebase --onto HEAD~4 HEAD~1 &&
git push --force-if-includes --force-with-lease="main"
)
'
test_expect_success '"--force-if-includes" should allow deletes' '
setup_src_dup_dst &&
test_when_finished "rm -fr dst src dup" &&
(
cd src &&
git switch branch &&
git pull --rebase origin branch &&
git push --force-if-includes --force-with-lease="branch" origin :branch
)
'
test_done
|
