git-commit-vandalism/t/t9211-scalar-clone.sh
Derrick Stolee dea6308892 scalar: only warn when background maintenance fails
A user reported issues with 'scalar clone' and 'scalar register' when
working in an environment that had locked down the ability to run
'crontab' or 'systemctl' in that those commands registered as _failures_
instead of opportunistically reporting a success with just a warning
about background maintenance.

As a workaround, they can use GIT_TEST_MAINT_SCHEDULER to fake a
successful background maintenance, but this is not a viable strategy for
long-term.

Update 'scalar register' and 'scalar clone' to no longer fail by
modifying register_dir() to only warn when toggle_maintenance(1) fails.

Since background maintenance is a "nice to have" and not a requirement
for a working repository, it is best to move this from hard error to
gentle warning.

Signed-off-by: Derrick Stolee <derrickstolee@github.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2023-01-27 12:38:26 -08:00

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#!/bin/sh
test_description='test the `scalar clone` subcommand'
. ./test-lib.sh
. "${TEST_DIRECTORY}/lib-terminal.sh"
GIT_TEST_MAINT_SCHEDULER="crontab:test-tool crontab cron.txt,launchctl:true,schtasks:true"
export GIT_TEST_MAINT_SCHEDULER
test_expect_success 'set up repository to clone' '
rm -rf .git &&
git init to-clone &&
(
cd to-clone &&
git branch -m base &&
test_commit first &&
test_commit second &&
test_commit third &&
git switch -c parallel first &&
mkdir -p 1/2 &&
test_commit 1/2/3 &&
git switch base &&
# By default, permit
git config uploadpack.allowfilter true &&
git config uploadpack.allowanysha1inwant true
)
'
cleanup_clone () {
rm -rf "$1"
}
test_expect_success 'creates content in enlistment root' '
enlistment=cloned &&
scalar clone "file://$(pwd)/to-clone" $enlistment &&
ls -A $enlistment >enlistment-root &&
test_line_count = 1 enlistment-root &&
test_path_is_dir $enlistment/src &&
test_path_is_dir $enlistment/src/.git &&
cleanup_clone $enlistment
'
test_expect_success 'with spaces' '
enlistment="cloned with space" &&
scalar clone "file://$(pwd)/to-clone" "$enlistment" &&
test_path_is_dir "$enlistment" &&
test_path_is_dir "$enlistment/src" &&
test_path_is_dir "$enlistment/src/.git" &&
cleanup_clone "$enlistment"
'
test_expect_success 'partial clone if supported by server' '
enlistment=partial-clone &&
scalar clone "file://$(pwd)/to-clone" $enlistment &&
(
cd $enlistment/src &&
# Two promisor packs: one for refs, the other for blobs
ls .git/objects/pack/pack-*.promisor >promisorlist &&
test_line_count = 2 promisorlist
) &&
cleanup_clone $enlistment
'
test_expect_success 'fall back on full clone if partial unsupported' '
enlistment=no-partial-support &&
test_config -C to-clone uploadpack.allowfilter false &&
test_config -C to-clone uploadpack.allowanysha1inwant false &&
scalar clone "file://$(pwd)/to-clone" $enlistment 2>err &&
grep "filtering not recognized by server, ignoring" err &&
(
cd $enlistment/src &&
# Still get a refs promisor file, but none for blobs
ls .git/objects/pack/pack-*.promisor >promisorlist &&
test_line_count = 1 promisorlist
) &&
cleanup_clone $enlistment
'
test_expect_success 'initializes sparse-checkout by default' '
enlistment=sparse &&
scalar clone "file://$(pwd)/to-clone" $enlistment &&
(
cd $enlistment/src &&
test_cmp_config true core.sparseCheckout &&
test_cmp_config true core.sparseCheckoutCone
) &&
cleanup_clone $enlistment
'
test_expect_success '--full-clone does not create sparse-checkout' '
enlistment=full-clone &&
scalar clone --full-clone "file://$(pwd)/to-clone" $enlistment &&
(
cd $enlistment/src &&
test_cmp_config "" --default "" core.sparseCheckout &&
test_cmp_config "" --default "" core.sparseCheckoutCone
) &&
cleanup_clone $enlistment
'
test_expect_success '--single-branch clones HEAD only' '
enlistment=single-branch &&
scalar clone --single-branch "file://$(pwd)/to-clone" $enlistment &&
(
cd $enlistment/src &&
git for-each-ref refs/remotes/origin >out &&
test_line_count = 1 out &&
grep "refs/remotes/origin/base" out
) &&
cleanup_clone $enlistment
'
test_expect_success '--no-single-branch clones all branches' '
enlistment=no-single-branch &&
scalar clone --no-single-branch "file://$(pwd)/to-clone" $enlistment &&
(
cd $enlistment/src &&
git for-each-ref refs/remotes/origin >out &&
test_line_count = 2 out &&
grep "refs/remotes/origin/base" out &&
grep "refs/remotes/origin/parallel" out
) &&
cleanup_clone $enlistment
'
test_expect_success TTY 'progress with tty' '
enlistment=progress1 &&
test_config -C to-clone uploadpack.allowfilter true &&
test_config -C to-clone uploadpack.allowanysha1inwant true &&
test_terminal env GIT_PROGRESS_DELAY=0 \
scalar clone "file://$(pwd)/to-clone" "$enlistment" 2>stderr &&
grep "Enumerating objects" stderr >actual &&
test_line_count = 2 actual &&
cleanup_clone $enlistment
'
test_expect_success 'progress without tty' '
enlistment=progress2 &&
test_config -C to-clone uploadpack.allowfilter true &&
test_config -C to-clone uploadpack.allowanysha1inwant true &&
GIT_PROGRESS_DELAY=0 scalar clone "file://$(pwd)/to-clone" "$enlistment" 2>stderr &&
! grep "Enumerating objects" stderr &&
! grep "Updating files" stderr &&
cleanup_clone $enlistment
'
test_expect_success 'scalar clone warns when background maintenance fails' '
GIT_TEST_MAINT_SCHEDULER="crontab:false,launchctl:false,schtasks:false" \
scalar clone "file://$(pwd)/to-clone" maint-fail 2>err &&
grep "could not turn on maintenance" err
'
test_done