#!/bin/sh
#
# Copyright (c) 2007 Junio C Hamano
#
test_description='Test prune and reflog expiration'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
check_have () {
gaah= &&
for N in "$@"
do
eval "o=\$$N" && git cat-file -t $o || {
echo Gaah $N
gaah=$N
break
}
done &&
test -z "$gaah"
}
check_fsck () {
git fsck --full >fsck.output
case "$1" in
'')
test_must_be_empty fsck.output ;;
*)
test_grep "$1" fsck.output ;;
esac
}
corrupt () {
mv .git/objects/$(test_oid_to_path $1) .git/$1
}
recover () {
aa=$(echo $1 | cut -c 1-2)
mkdir -p .git/objects/$aa
mv .git/$1 .git/objects/$(test_oid_to_path $1)
}
check_dont_have () {
gaah= &&
for N in "$@"
do
eval "o=\$$N"
git cat-file -t $o && {
echo Gaah $N
gaah=$N
break
}
done
test -z "$gaah"
}
test_expect_success setup '
mkdir -p A/B &&
echo rat >C &&
echo ox >A/D &&
echo tiger >A/B/E &&
git add . &&
test_tick && git commit -m rabbit &&
H=$(git rev-parse --verify HEAD) &&
A=$(git rev-parse --verify HEAD:A) &&
B=$(git rev-parse --verify HEAD:A/B) &&
C=$(git rev-parse --verify HEAD:C) &&
D=$(git rev-parse --verify HEAD:A/D) &&
E=$(git rev-parse --verify HEAD:A/B/E) &&
check_fsck &&
test_chmod +x C &&
git add C &&
test_tick && git commit -m dragon &&
L=$(git rev-parse --verify HEAD) &&
check_fsck &&
rm -f C A/B/E &&
echo snake >F &&
echo horse >A/G &&
git add F A/G &&
test_tick && git commit -a -m sheep &&
F=$(git rev-parse --verify HEAD:F) &&
G=$(git rev-parse --verify HEAD:A/G) &&
I=$(git rev-parse --verify HEAD:A) &&
J=$(git rev-parse --verify HEAD) &&
check_fsck &&
rm -f A/G &&
test_tick && git commit -a -m monkey &&
K=$(git rev-parse --verify HEAD) &&
check_fsck &&
check_have A B C D E F G H I J K L &&
git prune &&
check_have A B C D E F G H I J K L &&
check_fsck &&
git reflog refs/heads/main >output &&
test_line_count = 4 output
'
test_expect_success 'correct usage on sub-command -h' '
test_expect_code 129 git reflog expire -h >err &&
grep "git reflog expire" err
'
test_expect_success 'correct usage on "git reflog show -h"' '
test_expect_code 129 git reflog show -h >err &&
grep -F "git reflog [show]" err
'
test_expect_success 'pass through -- to sub-command' '
test_when_finished "rm -rf repo" &&
git init repo &&
test_commit -C repo message --a-file contents dash-tag &&
git -C repo reflog show -- --does-not-exist >out &&
test_must_be_empty out &&
git -C repo reflog show >expect &&
git -C repo reflog show -- --a-file >actual &&
test_cmp expect actual
'
test_expect_success rewind '
test_tick && git reset --hard HEAD~2 &&
test -f C &&
test -f A/B/E &&
! test -f F &&
! test -f A/G &&
check_have A B C D E F G H I J K L &&
git prune &&
check_have A B C D E F G H I J K L &&
git reflog refs/heads/main >output &&
test_line_count = 5 output
'
test_expect_success 'reflog expire should not barf on an annotated tag' '
test_when_finished "git tag -d v0.tag || :" &&
git -c core.logAllRefUpdates=always \
tag -a -m "tag name" v0.tag main &&
git reflog expire --dry-run refs/tags/v0.tag 2>err &&
test_grep ! "error: [Oo]bject .* not a commit" err
'
test_expect_success 'corrupt and check' '
corrupt $F &&
check_fsck "missing blob $F"
'
test_expect_success 'reflog expire --dry-run should not touch reflog' '
git reflog expire --dry-run \
--expire=$(($test_tick - 10000)) \
--expire-unreachable=$(($test_tick - 10000)) \
--stale-fix \
--all &&
git reflog refs/heads/main >output &&
test_line_count = 5 output &&
check_fsck "missing blob $F"
'
test_expect_success 'reflog expire' '
git reflog expire --verbose \
--expire=$(($test_tick - 10000)) \
--expire-unreachable=$(($test_tick - 10000)) \
--stale-fix \
--all &&
git reflog refs/heads/main >output &&
test_line_count = 2 output &&
check_fsck "dangling commit $K"
'
test_expect_success '--stale-fix handles missing objects generously' '
git -c core.logAllRefUpdates=false fast-import --date-format=now <<-EOS &&
commit refs/heads/stale-fix
mark :1
committer Author <[email protected]> now
data <<EOF
start stale fix
EOF
M 100644 inline file
data <<EOF
contents
EOF
commit refs/heads/stale-fix
committer Author <[email protected]> now
data <<EOF
stale fix branch tip
EOF
from :1
EOS
parent_oid=$(git rev-parse stale-fix^) &&
test_when_finished "recover $parent_oid" &&
corrupt $parent_oid &&
git reflog expire --stale-fix
'
test_expect_success 'prune and fsck' '
git prune &&
check_fsck &&
check_have A B C D E H L &&
check_dont_have F G I J K
'
test_expect_success 'recover and check' '
recover $F &&
check_fsck "dangling blob $F"
'
test_expect_success 'delete' '
echo 1 > C &&
test_tick &&
git commit -m rat C &&
echo 2 > C &&
test_tick &&
git commit -m ox C &&
echo 3 > C &&
test_tick &&
git commit -m tiger C &&
HEAD_entry_count=$(git reflog | wc -l) &&
main_entry_count=$(git reflog show main | wc -l) &&
test $HEAD_entry_count = 5 &&
test $main_entry_count = 5 &&
git reflog delete main@{1} &&
git reflog show main > output &&
test_line_count = $(($main_entry_count - 1)) output &&
test $HEAD_entry_count = $(git reflog | wc -l) &&
! grep ox < output &&
main_entry_count=$(wc -l < output) &&
git reflog delete HEAD@{1} &&
test $(($HEAD_entry_count -1)) = $(git reflog | wc -l) &&
test $main_entry_count = $(git reflog show main | wc -l) &&
HEAD_entry_count=$(git reflog | wc -l) &&
git reflog delete main@{07.04.2005.15:15:00.-0700} &&
git reflog show main > output &&
test_line_count = $(($main_entry_count - 1)) output &&
! grep dragon < output
'
test_expect_success 'rewind2' '
test_tick && git reset --hard HEAD~2 &&
git reflog refs/heads/main >output &&
test_line_count = 4 output
'
test_expect_success '--expire=never' '
git reflog expire --verbose \
--expire=never \
--expire-unreachable=never \
--all &&
git reflog refs/heads/main >output &&
test_line_count = 4 output
'
test_expect_success 'gc.reflogexpire=never' '
test_config gc.reflogexpire never &&
test_config gc.reflogexpireunreachable never &&
git reflog expire --verbose --all >output &&
test_line_count = 9 output &&
git reflog refs/heads/main >output &&
test_line_count = 4 output
'
test_expect_success 'gc.reflogexpire=false' '
test_config gc.reflogexpire false &&
test_config gc.reflogexpireunreachable false &&
git reflog expire --verbose --all &&
git reflog refs/heads/main >output &&
test_line_count = 4 output
'
test_expect_success 'git reflog expire unknown reference' '
test_config gc.reflogexpire never &&
test_config gc.reflogexpireunreachable never &&
test_must_fail git reflog expire main@{123} 2>stderr &&
test_grep "points nowhere" stderr &&
test_must_fail git reflog expire does-not-exist 2>stderr &&
test_grep "points nowhere" stderr
'
test_expect_success 'checkout should not delete log for packed ref' '
test $(git reflog main | wc -l) = 4 &&
git branch foo &&
git pack-refs --all &&
git checkout foo &&
test $(git reflog main | wc -l) = 4
'
test_expect_success 'stale dirs do not cause d/f conflicts (reflogs on)' '
test_when_finished "git branch -d one || git branch -d one/two" &&
git branch one/two main &&
echo "one/two@{0} branch: Created from main" >expect &&
git log -g --format="%gd %gs" one/two >actual &&
test_cmp expect actual &&
git branch -d one/two &&
# now logs/refs/heads/one is a stale directory, but
# we should move it out of the way to create "one" reflog
git branch one main &&
echo "one@{0} branch: Created from main" >expect &&
git log -g --format="%gd %gs" one >actual &&
test_cmp expect actual
'
test_expect_success 'stale dirs do not cause d/f conflicts (reflogs off)' '
test_when_finished "git branch -d one || git branch -d one/two" &&
git branch one/two main &&
echo "one/two@{0} branch: Created from main" >expect &&
git log -g --format="%gd %gs" one/two >actual &&
test_cmp expect actual &&
git branch -d one/two &&
# same as before, but we only create a reflog for "one" if
# it already exists, which it does not
git -c core.logallrefupdates=false branch one main &&
git log -g --format="%gd %gs" one >actual &&
test_must_be_empty actual
'
test_expect_success 'no segfaults for reflog containing non-commit sha1s' '
git update-ref --create-reflog -m "Creating ref" \
refs/tests/tree-in-reflog HEAD &&
git update-ref -m "Forcing tree" refs/tests/tree-in-reflog HEAD^{tree} &&
git update-ref -m "Restoring to commit" refs/tests/tree-in-reflog HEAD &&
git reflog refs/tests/tree-in-reflog
'
test_expect_failure 'reflog with non-commit entries displays all entries' '
git reflog refs/tests/tree-in-reflog >actual &&
test_line_count = 3 actual
'
test_expect_success 'continue walking past root commits' '
git init orphanage &&
(
cd orphanage &&
cat >expect <<-\EOF &&
HEAD@{0} commit (initial): orphan2-1
HEAD@{1} commit: orphan1-2
HEAD@{2} commit (initial): orphan1-1
HEAD@{3} commit (initial): initial
EOF
test_commit initial &&
git checkout --orphan orphan1 &&
test_commit orphan1-1 &&
test_commit orphan1-2 &&
git checkout --orphan orphan2 &&
test_commit orphan2-1 &&
git log -g --format="%gd %gs" >actual &&
test_cmp expect actual
)
'
test_expect_success 'expire with multiple worktrees' '
git init main-wt &&
(
cd main-wt &&
test_tick &&
test_commit foo &&
git worktree add link-wt &&
test_tick &&
test_commit -C link-wt foobar &&
test_tick &&
git reflog expire --verbose --all --expire=$test_tick &&
test-tool ref-store worktree:link-wt for-each-reflog-ent HEAD >actual &&
test_must_be_empty actual
)
'
test_expect_success 'expire one of multiple worktrees' '
git init main-wt2 &&
(
cd main-wt2 &&
test_tick &&
test_commit foo &&
git worktree add link-wt &&
test_tick &&
test_commit -C link-wt foobar &&
test_tick &&
test-tool ref-store worktree:link-wt for-each-reflog-ent HEAD \
>expect-link-wt &&
git reflog expire --verbose --all --expire=$test_tick \
--single-worktree &&
test-tool ref-store worktree:main for-each-reflog-ent HEAD \
>actual-main &&
test-tool ref-store worktree:link-wt for-each-reflog-ent HEAD \
>actual-link-wt &&
test_must_be_empty actual-main &&
test_cmp expect-link-wt actual-link-wt
)
'
test_expect_success 'empty reflog' '
test_when_finished "rm -rf empty" &&
git init empty &&
test_commit -C empty A &&
test-tool ref-store main create-reflog refs/heads/foo &&
git -C empty reflog expire --all 2>err &&
test_must_be_empty err
'
test_expect_success 'list reflogs' '
test_when_finished "rm -rf repo" &&
git init repo &&
(
cd repo &&
git reflog list >actual &&
test_must_be_empty actual &&
test_commit A &&
cat >expect <<-EOF &&
HEAD
refs/heads/main
EOF
git reflog list >actual &&
test_cmp expect actual &&
git branch b &&
cat >expect <<-EOF &&
HEAD
refs/heads/b
refs/heads/main
EOF
git reflog list >actual &&
test_cmp expect actual
)
'
test_expect_success 'list reflogs with worktree' '
test_when_finished "rm -rf repo" &&
git init repo &&
(
cd repo &&
test_commit A &&
git worktree add wt &&
git -c core.logAllRefUpdates=always \
update-ref refs/worktree/main HEAD &&
git -c core.logAllRefUpdates=always \
update-ref refs/worktree/per-worktree HEAD &&
git -c core.logAllRefUpdates=always -C wt \
update-ref refs/worktree/per-worktree HEAD &&
git -c core.logAllRefUpdates=always -C wt \
update-ref refs/worktree/worktree HEAD &&
cat >expect <<-EOF &&
HEAD
refs/heads/main
refs/heads/wt
refs/worktree/main
refs/worktree/per-worktree
EOF
git reflog list >actual &&
test_cmp expect actual &&
cat >expect <<-EOF &&
HEAD
refs/heads/main
refs/heads/wt
refs/worktree/per-worktree
refs/worktree/worktree
EOF
git -C wt reflog list >actual &&
test_cmp expect actual
)
'
test_expect_success 'reflog list returns error with additional args' '
cat >expect <<-EOF &&
error: list does not accept arguments: ${SQ}bogus${SQ}
EOF
test_must_fail git reflog list bogus 2>err &&
test_cmp expect err
'
test_expect_success 'reflog for symref with unborn target can be listed' '
test_when_finished "rm -rf repo" &&
git init repo &&
(
cd repo &&
test_commit A &&
git symbolic-ref HEAD refs/heads/unborn &&
cat >expect <<-EOF &&
HEAD
refs/heads/main
EOF
git reflog list >actual &&
test_cmp expect actual
)
'
test_expect_success 'reflog with invalid object ID can be listed' '
test_when_finished "rm -rf repo" &&
git init repo &&
(
cd repo &&
test_commit A &&
test-tool ref-store main update-ref msg refs/heads/missing \
$(test_oid deadbeef) "$ZERO_OID" REF_SKIP_OID_VERIFICATION &&
cat >expect <<-EOF &&
HEAD
refs/heads/main
refs/heads/missing
EOF
git reflog list >actual &&
test_cmp expect actual
)
'
test_done
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