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#!/bin/sh
test_description='pushing to a repository using the atomic push option'
. ./test-lib.sh
mk_repo_pair () {
rm -rf workbench upstream &&
test_create_repo upstream &&
test_create_repo workbench &&
(
cd upstream &&
git config receive.denyCurrentBranch warn
) &&
(
cd workbench &&
git remote add up ../upstream
)
}
# Compare the ref ($1) in upstream with a ref value from workbench ($2)
# i.e. test_refs second HEAD@{2}
test_refs () {
test $# = 2 &&
git -C upstream rev-parse --verify "$1" >expect &&
git -C workbench rev-parse --verify "$2" >actual &&
test_cmp expect actual
}
fmt_status_report () {
sed -n \
-e "/^To / { s/ */ /g; p; }" \
-e "/^ ! / { s/ */ /g; p; }"
}
test_expect_success 'atomic push works for a single branch' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git push --mirror up &&
test_commit two &&
git push --atomic up master
) &&
test_refs master master
'
test_expect_success 'atomic push works for two branches' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git branch second &&
git push --mirror up &&
test_commit two &&
git checkout second &&
test_commit three &&
git push --atomic up master second
) &&
test_refs master master &&
test_refs second second
'
test_expect_success 'atomic push works in combination with --mirror' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git checkout -b second &&
test_commit two &&
git push --atomic --mirror up
) &&
test_refs master master &&
test_refs second second
'
test_expect_success 'atomic push works in combination with --force' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git branch second master &&
test_commit two_a &&
git checkout second &&
test_commit two_b &&
test_commit three_b &&
test_commit four &&
git push --mirror up &&
# The actual test is below
git checkout master &&
test_commit three_a &&
git checkout second &&
git reset --hard HEAD^ &&
git push --force --atomic up master second
) &&
test_refs master master &&
test_refs second second
'
# set up two branches where master can be pushed but second can not
# (non-fast-forward). Since second can not be pushed the whole operation
# will fail and leave master untouched.
test_expect_success 'atomic push fails if one branch fails' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git checkout -b second master &&
test_commit two &&
test_commit three &&
test_commit four &&
git push --mirror up &&
git reset --hard HEAD~2 &&
test_commit five &&
git checkout master &&
test_commit six &&
test_must_fail git push --atomic --all up
) &&
test_refs master HEAD@{7} &&
test_refs second HEAD@{4}
'
test_expect_success 'atomic push fails if one tag fails remotely' '
# prepare the repo
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git checkout -b second master &&
test_commit two &&
git push --mirror up
) &&
# a third party modifies the server side:
(
cd upstream &&
git checkout second &&
git tag test_tag second
) &&
# see if we can now push both branches.
(
cd workbench &&
git checkout master &&
test_commit three &&
git checkout second &&
test_commit four &&
git tag test_tag &&
test_must_fail git push --tags --atomic up master second
) &&
test_refs master HEAD@{3} &&
test_refs second HEAD@{1}
'
test_expect_success 'atomic push obeys update hook preventing a branch to be pushed' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git checkout -b second master &&
test_commit two &&
git push --mirror up
) &&
(
cd upstream &&
HOOKDIR="$(git rev-parse --git-dir)/hooks" &&
HOOK="$HOOKDIR/update" &&
mkdir -p "$HOOKDIR" &&
write_script "$HOOK" <<-\EOF
# only allow update to master from now on
test "$1" = "refs/heads/master"
EOF
) &&
(
cd workbench &&
git checkout master &&
test_commit three &&
git checkout second &&
test_commit four &&
test_must_fail git push --atomic up master second
) &&
test_refs master HEAD@{3} &&
test_refs second HEAD@{1}
'
test_expect_success 'atomic push is not advertised if configured' '
mk_repo_pair &&
(
cd upstream &&
git config receive.advertiseatomic 0
) &&
(
cd workbench &&
test_commit one &&
git push --mirror up &&
test_commit two &&
test_must_fail git push --atomic up master
) &&
test_refs master HEAD@{1}
'
# References in upstream : master(1) one(1) foo(1)
# References in workbench: master(2) foo(1) two(2) bar(2)
# Atomic push : master(2) two(2) bar(2)
test_expect_success 'atomic push reports (reject by update hook)' '
mk_repo_pair &&
(
cd workbench &&
test_commit one &&
git branch foo &&
git push up master one foo &&
git tag -d one
) &&
(
mkdir -p upstream/.git/hooks &&
cat >upstream/.git/hooks/update <<-EOF &&
#!/bin/sh
if test "\$1" = "refs/heads/bar"
then
echo >&2 "Pusing to branch bar is prohibited"
exit 1
fi
EOF
chmod a+x upstream/.git/hooks/update
) &&
(
cd workbench &&
test_commit two &&
git branch bar
) &&
test_must_fail git -C workbench \
push --atomic up master two bar >out 2>&1 &&
fmt_status_report <out >actual &&
cat >expect <<-EOF &&
To ../upstream
! [remote rejected] master -> master (atomic push failure)
! [remote rejected] two -> two (atomic push failure)
! [remote rejected] bar -> bar (hook declined)
EOF
test_cmp expect actual
'
# References in upstream : master(1) one(1) foo(1)
# References in workbench: master(2) foo(1) two(2) bar(2)
test_expect_success 'atomic push reports (mirror, but reject by update hook)' '
(
cd workbench &&
git remote remove up &&
git remote add up ../upstream
) &&
test_must_fail git -C workbench \
push --atomic --mirror up >out 2>&1 &&
fmt_status_report <out >actual &&
cat >expect <<-EOF &&
To ../upstream
! [remote rejected] master -> master (atomic push failure)
! [remote rejected] one (atomic push failure)
! [remote rejected] bar -> bar (hook declined)
! [remote rejected] two -> two (atomic push failure)
EOF
test_cmp expect actual
'
# References in upstream : master(2) one(1) foo(1)
# References in workbench: master(1) foo(1) two(2) bar(2)
test_expect_success 'atomic push reports (reject by non-ff)' '
rm upstream/.git/hooks/update &&
(
cd workbench &&
git push up master &&
git reset --hard HEAD^
) &&
test_must_fail git -C workbench \
push --atomic up master foo bar >out 2>&1 &&
fmt_status_report <out >actual &&
cat >expect <<-EOF &&
To ../upstream
! [rejected] master -> master (non-fast-forward)
! [rejected] bar -> bar (atomic push failed)
EOF
test_cmp expect actual
'
test_done
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