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git-commit-vandalism/t/t1400-update-ref.sh
Han-Wen Nienhuys cdb73ca56f t: use update-ref and show-ref to reading/writing refs 
Reading and writing .git/refs/* assumes that refs are stored in the 'files'
ref backend.

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-05-20 10:39:01 -07:00

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#!/bin/sh
#
# Copyright (c) 2006 Shawn Pearce
#
test_description='Test git update-ref and basic ref logging'
. ./test-lib.sh
Z=$ZERO_OID
m=refs/heads/master
n_dir=refs/heads/gu
n=$n_dir/fixes
outside=refs/foo
bare=bare-repo
create_test_commits ()
{
prfx="$1"
for name in A B C D E F
do
test_tick &&
T=$(git write-tree) &&
sha1=$(echo $name | git commit-tree $T) &&
eval $prfx$name=$sha1
done
}
test_expect_success setup '
create_test_commits "" &&
mkdir $bare &&
cd $bare &&
git init --bare &&
create_test_commits "bare" &&
cd -
'
test_expect_success "create $m" '
git update-ref $m $A &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success "create $m with oldvalue verification" '
git update-ref $m $B $A &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "fail to delete $m with stale ref" '
test_must_fail git update-ref -d $m $A &&
test $B = "$(git show-ref -s --verify $m)"
'
test_expect_success "delete $m" '
test_when_finished "rm -f .git/$m" &&
git update-ref -d $m $B &&
test_path_is_missing .git/$m
'
test_expect_success "delete $m without oldvalue verification" '
test_when_finished "rm -f .git/$m" &&
git update-ref $m $A &&
test $A = $(git show-ref -s --verify $m) &&
git update-ref -d $m &&
test_path_is_missing .git/$m
'
test_expect_success "fail to create $n" '
test_when_finished "rm -f .git/$n_dir" &&
touch .git/$n_dir &&
test_must_fail git update-ref $n $A
'
test_expect_success "create $m (by HEAD)" '
git update-ref HEAD $A &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success "create $m (by HEAD) with oldvalue verification" '
git update-ref HEAD $B $A &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "fail to delete $m (by HEAD) with stale ref" '
test_must_fail git update-ref -d HEAD $A &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "delete $m (by HEAD)" '
test_when_finished "rm -f .git/$m" &&
git update-ref -d HEAD $B &&
test_path_is_missing .git/$m
'
test_expect_success "deleting current branch adds message to HEAD's log" '
test_when_finished "rm -f .git/$m" &&
git update-ref $m $A &&
git symbolic-ref HEAD $m &&
git update-ref -m delete-$m -d $m &&
test_path_is_missing .git/$m &&
grep "delete-$m$" .git/logs/HEAD
'
test_expect_success "deleting by HEAD adds message to HEAD's log" '
test_when_finished "rm -f .git/$m" &&
git update-ref $m $A &&
git symbolic-ref HEAD $m &&
git update-ref -m delete-by-head -d HEAD &&
test_path_is_missing .git/$m &&
grep "delete-by-head$" .git/logs/HEAD
'
test_expect_success 'update-ref does not create reflogs by default' '
test_when_finished "git update-ref -d $outside" &&
git update-ref $outside $A &&
git rev-parse $A >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
test_must_fail git reflog exists $outside
'
test_expect_success 'update-ref creates reflogs with --create-reflog' '
test_when_finished "git update-ref -d $outside" &&
git update-ref --create-reflog $outside $A &&
git rev-parse $A >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
git reflog exists $outside
'
test_expect_success 'creates no reflog in bare repository' '
git -C $bare update-ref $m $bareA &&
git -C $bare rev-parse $bareA >expect &&
git -C $bare rev-parse $m >actual &&
test_cmp expect actual &&
test_must_fail git -C $bare reflog exists $m
'
test_expect_success 'core.logAllRefUpdates=true creates reflog in bare repository' '
test_when_finished "git -C $bare config --unset core.logAllRefUpdates && \
rm $bare/logs/$m" &&
git -C $bare config core.logAllRefUpdates true &&
git -C $bare update-ref $m $bareB &&
git -C $bare rev-parse $bareB >expect &&
git -C $bare rev-parse $m >actual &&
test_cmp expect actual &&
git -C $bare reflog exists $m
'
test_expect_success 'core.logAllRefUpdates=true does not create reflog by default' '
test_config core.logAllRefUpdates true &&
test_when_finished "git update-ref -d $outside" &&
git update-ref $outside $A &&
git rev-parse $A >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
test_must_fail git reflog exists $outside
'
test_expect_success 'core.logAllRefUpdates=always creates reflog by default' '
test_config core.logAllRefUpdates always &&
test_when_finished "git update-ref -d $outside" &&
git update-ref $outside $A &&
git rev-parse $A >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
git reflog exists $outside
'
test_expect_success 'core.logAllRefUpdates=always creates no reflog for ORIG_HEAD' '
test_config core.logAllRefUpdates always &&
git update-ref ORIG_HEAD $A &&
test_must_fail git reflog exists ORIG_HEAD
'
test_expect_success '--no-create-reflog overrides core.logAllRefUpdates=always' '
test_config core.logAllRefUpdates true &&
test_when_finished "git update-ref -d $outside" &&
git update-ref --no-create-reflog $outside $A &&
git rev-parse $A >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
test_must_fail git reflog exists $outside
'
test_expect_success "create $m (by HEAD)" '
git update-ref HEAD $A &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success 'pack refs' '
git pack-refs --all
'
test_expect_success "move $m (by HEAD)" '
git update-ref HEAD $B $A &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "delete $m (by HEAD) should remove both packed and loose $m" '
test_when_finished "rm -f .git/$m" &&
git update-ref -d HEAD $B &&
! grep "$m" .git/packed-refs &&
test_path_is_missing .git/$m
'
cp -f .git/HEAD .git/HEAD.orig
test_expect_success 'delete symref without dereference' '
test_when_finished "cp -f .git/HEAD.orig .git/HEAD" &&
git update-ref --no-deref -d HEAD &&
test_path_is_missing .git/HEAD
'
test_expect_success 'delete symref without dereference when the referred ref is packed' '
test_when_finished "cp -f .git/HEAD.orig .git/HEAD" &&
echo foo >foo.c &&
git add foo.c &&
git commit -m foo &&
git pack-refs --all &&
git update-ref --no-deref -d HEAD &&
test_path_is_missing .git/HEAD
'
git update-ref -d $m
test_expect_success 'update-ref -d is not confused by self-reference' '
git symbolic-ref refs/heads/self refs/heads/self &&
test_when_finished "rm -f .git/refs/heads/self" &&
test_path_is_file .git/refs/heads/self &&
test_must_fail git update-ref -d refs/heads/self &&
test_path_is_file .git/refs/heads/self
'
test_expect_success 'update-ref --no-deref -d can delete self-reference' '
git symbolic-ref refs/heads/self refs/heads/self &&
test_when_finished "rm -f .git/refs/heads/self" &&
test_path_is_file .git/refs/heads/self &&
git update-ref --no-deref -d refs/heads/self &&
test_path_is_missing .git/refs/heads/self
'
test_expect_success 'update-ref --no-deref -d can delete reference to bad ref' '
>.git/refs/heads/bad &&
test_when_finished "rm -f .git/refs/heads/bad" &&
git symbolic-ref refs/heads/ref-to-bad refs/heads/bad &&
test_when_finished "rm -f .git/refs/heads/ref-to-bad" &&
test_path_is_file .git/refs/heads/ref-to-bad &&
git update-ref --no-deref -d refs/heads/ref-to-bad &&
test_path_is_missing .git/refs/heads/ref-to-bad
'
test_expect_success '(not) create HEAD with old sha1' '
test_must_fail git update-ref HEAD $A $B
'
test_expect_success "(not) prior created .git/$m" '
test_when_finished "rm -f .git/$m" &&
test_path_is_missing .git/$m
'
test_expect_success 'create HEAD' '
git update-ref HEAD $A
'
test_expect_success '(not) change HEAD with wrong SHA1' '
test_must_fail git update-ref HEAD $B $Z
'
test_expect_success "(not) changed .git/$m" '
test_when_finished "rm -f .git/$m" &&
! test $B = $(git show-ref -s --verify $m)
'
rm -f .git/logs/refs/heads/master
test_expect_success "create $m (logged by touch)" '
test_config core.logAllRefUpdates false &&
GIT_COMMITTER_DATE="2005-05-26 23:30" \
git update-ref --create-reflog HEAD $A -m "Initial Creation" &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success "update $m (logged by touch)" '
test_config core.logAllRefUpdates false &&
GIT_COMMITTER_DATE="2005-05-26 23:31" \
git update-ref HEAD $B $A -m "Switch" &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "set $m (logged by touch)" '
test_config core.logAllRefUpdates false &&
GIT_COMMITTER_DATE="2005-05-26 23:41" \
git update-ref HEAD $A &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success 'empty directory removal' '
git branch d1/d2/r1 HEAD &&
git branch d1/r2 HEAD &&
test_path_is_file .git/refs/heads/d1/d2/r1 &&
test_path_is_file .git/logs/refs/heads/d1/d2/r1 &&
git branch -d d1/d2/r1 &&
test_path_is_missing .git/refs/heads/d1/d2 &&
test_path_is_missing .git/logs/refs/heads/d1/d2 &&
test_path_is_file .git/refs/heads/d1/r2 &&
test_path_is_file .git/logs/refs/heads/d1/r2
'
test_expect_success 'symref empty directory removal' '
git branch e1/e2/r1 HEAD &&
git branch e1/r2 HEAD &&
git checkout e1/e2/r1 &&
test_when_finished "git checkout master" &&
test_path_is_file .git/refs/heads/e1/e2/r1 &&
test_path_is_file .git/logs/refs/heads/e1/e2/r1 &&
git update-ref -d HEAD &&
test_path_is_missing .git/refs/heads/e1/e2 &&
test_path_is_missing .git/logs/refs/heads/e1/e2 &&
test_path_is_file .git/refs/heads/e1/r2 &&
test_path_is_file .git/logs/refs/heads/e1/r2 &&
test_path_is_file .git/logs/HEAD
'
cat >expect <<EOF
$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 Initial Creation
$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150260 +0000 Switch
$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000
EOF
test_expect_success "verifying $m's log (logged by touch)" '
test_when_finished "rm -rf .git/$m .git/logs expect" &&
test_cmp expect .git/logs/$m
'
test_expect_success "create $m (logged by config)" '
test_config core.logAllRefUpdates true &&
GIT_COMMITTER_DATE="2005-05-26 23:32" \
git update-ref HEAD $A -m "Initial Creation" &&
test $A = $(git show-ref -s --verify $m)
'
test_expect_success "update $m (logged by config)" '
test_config core.logAllRefUpdates true &&
GIT_COMMITTER_DATE="2005-05-26 23:33" \
git update-ref HEAD'" $B $A "'-m "Switch" &&
test $B = $(git show-ref -s --verify $m)
'
test_expect_success "set $m (logged by config)" '
test_config core.logAllRefUpdates true &&
GIT_COMMITTER_DATE="2005-05-26 23:43" \
git update-ref HEAD $A &&
test $A = $(git show-ref -s --verify $m)
'
cat >expect <<EOF
$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 +0000 Initial Creation
$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 +0000 Switch
$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 +0000
EOF
test_expect_success "verifying $m's log (logged by config)" '
test_when_finished "rm -f .git/$m .git/logs/$m expect" &&
test_cmp expect .git/logs/$m
'
test_expect_success 'set up for querying the reflog' '
git update-ref $m $D &&
cat >.git/logs/$m <<-EOF
$Z $C $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 -0500
$C $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150350 -0500
$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 -0500
$F $Z $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150680 -0500
$Z $E $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 -0500
EOF
'
ed="Thu, 26 May 2005 18:32:00 -0500"
gd="Thu, 26 May 2005 18:33:00 -0500"
ld="Thu, 26 May 2005 18:43:00 -0500"
test_expect_success 'Query "master@{May 25 2005}" (before history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{May 25 2005}" >o 2>e &&
echo "$C" >expect &&
test_cmp expect o &&
echo "warning: log for '\''master'\'' only goes back to $ed" >expect &&
test_i18ncmp expect e
'
test_expect_success 'Query master@{2005-05-25} (before history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify master@{2005-05-25} >o 2>e &&
echo "$C" >expect &&
test_cmp expect o &&
echo "warning: log for '\''master'\'' only goes back to $ed" >expect &&
test_i18ncmp expect e
'
test_expect_success 'Query "master@{May 26 2005 23:31:59}" (1 second before history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{May 26 2005 23:31:59}" >o 2>e &&
echo "$C" >expect &&
test_cmp expect o &&
echo "warning: log for '\''master'\'' only goes back to $ed" >expect &&
test_i18ncmp expect e
'
test_expect_success 'Query "master@{May 26 2005 23:32:00}" (exactly history start)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{May 26 2005 23:32:00}" >o 2>e &&
echo "$C" >expect &&
test_cmp expect o &&
test_must_be_empty e
'
test_expect_success 'Query "master@{May 26 2005 23:32:30}" (first non-creation change)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{May 26 2005 23:32:30}" >o 2>e &&
echo "$A" >expect &&
test_cmp expect o &&
test_must_be_empty e
'
test_expect_success 'Query "master@{2005-05-26 23:33:01}" (middle of history with gap)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{2005-05-26 23:33:01}" >o 2>e &&
echo "$B" >expect &&
test_cmp expect o &&
test_i18ngrep -F "warning: log for ref $m has gap after $gd" e
'
test_expect_success 'Query "master@{2005-05-26 23:38:00}" (middle of history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{2005-05-26 23:38:00}" >o 2>e &&
echo "$Z" >expect &&
test_cmp expect o &&
test_must_be_empty e
'
test_expect_success 'Query "master@{2005-05-26 23:43:00}" (exact end of history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{2005-05-26 23:43:00}" >o 2>e &&
echo "$E" >expect &&
test_cmp expect o &&
test_must_be_empty e
'
test_expect_success 'Query "master@{2005-05-28}" (past end of history)' '
test_when_finished "rm -f o e" &&
git rev-parse --verify "master@{2005-05-28}" >o 2>e &&
echo "$D" >expect &&
test_cmp expect o &&
test_i18ngrep -F "warning: log for ref $m unexpectedly ended on $ld" e
'
rm -f .git/$m .git/logs/$m expect
test_expect_success 'creating initial files' '
test_when_finished rm -f M &&
echo TEST >F &&
git add F &&
GIT_AUTHOR_DATE="2005-05-26 23:30" \
GIT_COMMITTER_DATE="2005-05-26 23:30" git commit -m add -a &&
h_TEST=$(git rev-parse --verify HEAD) &&
echo The other day this did not work. >M &&
echo And then Bob told me how to fix it. >>M &&
echo OTHER >F &&
GIT_AUTHOR_DATE="2005-05-26 23:41" \
GIT_COMMITTER_DATE="2005-05-26 23:41" git commit -F M -a &&
h_OTHER=$(git rev-parse --verify HEAD) &&
GIT_AUTHOR_DATE="2005-05-26 23:44" \
GIT_COMMITTER_DATE="2005-05-26 23:44" git commit --amend &&
h_FIXED=$(git rev-parse --verify HEAD) &&
echo Merged initial commit and a later commit. >M &&
echo $h_TEST >.git/MERGE_HEAD &&
GIT_AUTHOR_DATE="2005-05-26 23:45" \
GIT_COMMITTER_DATE="2005-05-26 23:45" git commit -F M &&
h_MERGED=$(git rev-parse --verify HEAD)
'
cat >expect <<EOF
$Z $h_TEST $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 commit (initial): add
$h_TEST $h_OTHER $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 commit: The other day this did not work.
$h_OTHER $h_FIXED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151040 +0000 commit (amend): The other day this did not work.
$h_FIXED $h_MERGED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151100 +0000 commit (merge): Merged initial commit and a later commit.
EOF
test_expect_success 'git commit logged updates' '
test_cmp expect .git/logs/$m
'
unset h_TEST h_OTHER h_FIXED h_MERGED
test_expect_success 'git cat-file blob master:F (expect OTHER)' '
test OTHER = $(git cat-file blob master:F)
'
test_expect_success 'git cat-file blob master@{2005-05-26 23:30}:F (expect TEST)' '
test TEST = $(git cat-file blob "master@{2005-05-26 23:30}:F")
'
test_expect_success 'git cat-file blob master@{2005-05-26 23:42}:F (expect OTHER)' '
test OTHER = $(git cat-file blob "master@{2005-05-26 23:42}:F")
'
# Test adding and deleting pseudorefs
test_expect_success 'given old value for missing pseudoref, do not create' '
test_must_fail git update-ref PSEUDOREF $A $B 2>err &&
test_path_is_missing .git/PSEUDOREF &&
test_i18ngrep "could not read ref" err
'
test_expect_success 'create pseudoref' '
git update-ref PSEUDOREF $A &&
test $A = $(cat .git/PSEUDOREF)
'
test_expect_success 'overwrite pseudoref with no old value given' '
git update-ref PSEUDOREF $B &&
test $B = $(cat .git/PSEUDOREF)
'
test_expect_success 'overwrite pseudoref with correct old value' '
git update-ref PSEUDOREF $C $B &&
test $C = $(cat .git/PSEUDOREF)
'
test_expect_success 'do not overwrite pseudoref with wrong old value' '
test_must_fail git update-ref PSEUDOREF $D $E 2>err &&
test $C = $(cat .git/PSEUDOREF) &&
test_i18ngrep "unexpected object ID" err
'
test_expect_success 'delete pseudoref' '
git update-ref -d PSEUDOREF &&
test_path_is_missing .git/PSEUDOREF
'
test_expect_success 'do not delete pseudoref with wrong old value' '
git update-ref PSEUDOREF $A &&
test_must_fail git update-ref -d PSEUDOREF $B 2>err &&
test $A = $(cat .git/PSEUDOREF) &&
test_i18ngrep "unexpected object ID" err
'
test_expect_success 'delete pseudoref with correct old value' '
git update-ref -d PSEUDOREF $A &&
test_path_is_missing .git/PSEUDOREF
'
test_expect_success 'create pseudoref with old OID zero' '
git update-ref PSEUDOREF $A $Z &&
test $A = $(cat .git/PSEUDOREF)
'
test_expect_success 'do not overwrite pseudoref with old OID zero' '
test_when_finished git update-ref -d PSEUDOREF &&
test_must_fail git update-ref PSEUDOREF $B $Z 2>err &&
test $A = $(cat .git/PSEUDOREF) &&
test_i18ngrep "already exists" err
'
# Test --stdin
a=refs/heads/a
b=refs/heads/b
c=refs/heads/c
E='""'
F='%s\0'
pws='path with space'
test_expect_success 'stdin test setup' '
echo "$pws" >"$pws" &&
git add -- "$pws" &&
git commit -m "$pws"
'
test_expect_success '-z fails without --stdin' '
test_must_fail git update-ref -z $m $m $m 2>err &&
test_i18ngrep "usage: git update-ref" err
'
test_expect_success 'stdin works with no input' '
>stdin &&
git update-ref --stdin <stdin &&
git rev-parse --verify -q $m
'
test_expect_success 'stdin fails on empty line' '
echo "" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: empty command in input" err
'
test_expect_success 'stdin fails on only whitespace' '
echo " " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: whitespace before command: " err
'
test_expect_success 'stdin fails on leading whitespace' '
echo " create $a $m" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: whitespace before command: create $a $m" err
'
test_expect_success 'stdin fails on unknown command' '
echo "unknown $a" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: unknown command: unknown $a" err
'
test_expect_success 'stdin fails on unbalanced quotes' '
echo "create $a \"master" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: badly quoted argument: \\\"master" err
'
test_expect_success 'stdin fails on invalid escape' '
echo "create $a \"ma\zter\"" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: badly quoted argument: \\\"ma\\\\zter\\\"" err
'
test_expect_success 'stdin fails on junk after quoted argument' '
echo "create \"$a\"master" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: unexpected character after quoted argument: \\\"$a\\\"master" err
'
test_expect_success 'stdin fails create with no ref' '
echo "create " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: create: missing <ref>" err
'
test_expect_success 'stdin fails create with no new value' '
echo "create $a" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: create $a: missing <newvalue>" err
'
test_expect_success 'stdin fails create with too many arguments' '
echo "create $a $m $m" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: create $a: extra input: $m" err
'
test_expect_success 'stdin fails update with no ref' '
echo "update " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: update: missing <ref>" err
'
test_expect_success 'stdin fails update with no new value' '
echo "update $a" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: update $a: missing <newvalue>" err
'
test_expect_success 'stdin fails update with too many arguments' '
echo "update $a $m $m $m" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: update $a: extra input: $m" err
'
test_expect_success 'stdin fails delete with no ref' '
echo "delete " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: delete: missing <ref>" err
'
test_expect_success 'stdin fails delete with too many arguments' '
echo "delete $a $m $m" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: delete $a: extra input: $m" err
'
test_expect_success 'stdin fails verify with too many arguments' '
echo "verify $a $m $m" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: verify $a: extra input: $m" err
'
test_expect_success 'stdin fails option with unknown name' '
echo "option unknown" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: option unknown: unknown" err
'
test_expect_success 'stdin fails with duplicate refs' '
cat >stdin <<-EOF &&
create $a $m
create $b $m
create $a $m
EOF
test_must_fail git update-ref --stdin <stdin 2>err &&
test_i18ngrep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed" err
'
test_expect_success 'stdin create ref works' '
echo "create $a $m" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin does not create reflogs by default' '
test_when_finished "git update-ref -d $outside" &&
echo "create $outside $m" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
test_must_fail git reflog exists $outside
'
test_expect_success 'stdin creates reflogs with --create-reflog' '
test_when_finished "git update-ref -d $outside" &&
echo "create $outside $m" >stdin &&
git update-ref --create-reflog --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $outside >actual &&
test_cmp expect actual &&
git reflog exists $outside
'
test_expect_success 'stdin succeeds with quoted argument' '
git update-ref -d $a &&
echo "create $a \"$m\"" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin succeeds with escaped character' '
git update-ref -d $a &&
echo "create $a \"ma\\163ter\"" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin update ref creates with zero old value' '
echo "update $b $m $Z" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $b >actual &&
test_cmp expect actual &&
git update-ref -d $b
'
test_expect_success 'stdin update ref creates with empty old value' '
echo "update $b $m $E" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin create ref works with path with space to blob' '
echo "create refs/blobs/pws \"$m:$pws\"" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse "$m:$pws" >expect &&
git rev-parse refs/blobs/pws >actual &&
test_cmp expect actual &&
git update-ref -d refs/blobs/pws
'
test_expect_success 'stdin update ref fails with wrong old value' '
echo "update $c $m $m~1" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin update ref fails with bad old value' '
echo "update $c $m does-not-exist" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin create ref fails with bad new value' '
echo "create $c does-not-exist" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: create $c: invalid <newvalue>: does-not-exist" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin create ref fails with zero new value' '
echo "create $c " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: create $c: zero <newvalue>" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin update ref works with right old value' '
echo "update $b $m~1 $m" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete ref fails with wrong old value' '
echo "delete $a $m~1" >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete ref fails with zero old value' '
echo "delete $a " >stdin &&
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: delete $a: zero <oldvalue>" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin update symref works option no-deref' '
git symbolic-ref TESTSYMREF $b &&
cat >stdin <<-EOF &&
option no-deref
update TESTSYMREF $a $b
EOF
git update-ref --stdin <stdin &&
git rev-parse TESTSYMREF >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete symref works option no-deref' '
git symbolic-ref TESTSYMREF $b &&
cat >stdin <<-EOF &&
option no-deref
delete TESTSYMREF $b
EOF
git update-ref --stdin <stdin &&
test_must_fail git rev-parse --verify -q TESTSYMREF &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin update symref works flag --no-deref' '
git symbolic-ref TESTSYMREFONE $b &&
git symbolic-ref TESTSYMREFTWO $b &&
cat >stdin <<-EOF &&
update TESTSYMREFONE $a $b
update TESTSYMREFTWO $a $b
EOF
git update-ref --no-deref --stdin <stdin &&
git rev-parse TESTSYMREFONE TESTSYMREFTWO >expect &&
git rev-parse $a $a >actual &&
test_cmp expect actual &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete symref works flag --no-deref' '
git symbolic-ref TESTSYMREFONE $b &&
git symbolic-ref TESTSYMREFTWO $b &&
cat >stdin <<-EOF &&
delete TESTSYMREFONE $b
delete TESTSYMREFTWO $b
EOF
git update-ref --no-deref --stdin <stdin &&
test_must_fail git rev-parse --verify -q TESTSYMREFONE &&
test_must_fail git rev-parse --verify -q TESTSYMREFTWO &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete ref works with right old value' '
echo "delete $b $m~1" >stdin &&
git update-ref --stdin <stdin &&
test_must_fail git rev-parse --verify -q $b
'
test_expect_success 'stdin update/create/verify combination works' '
cat >stdin <<-EOF &&
update $a $m
create $b $m
verify $c
EOF
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin verify succeeds for correct value' '
git rev-parse $m >expect &&
echo "verify $m $m" >stdin &&
git update-ref --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin verify succeeds for missing reference' '
echo "verify refs/heads/missing $Z" >stdin &&
git update-ref --stdin <stdin &&
test_must_fail git rev-parse --verify -q refs/heads/missing
'
test_expect_success 'stdin verify treats no value as missing' '
echo "verify refs/heads/missing" >stdin &&
git update-ref --stdin <stdin &&
test_must_fail git rev-parse --verify -q refs/heads/missing
'
test_expect_success 'stdin verify fails for wrong value' '
git rev-parse $m >expect &&
echo "verify $m $m~1" >stdin &&
test_must_fail git update-ref --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin verify fails for mistaken null value' '
git rev-parse $m >expect &&
echo "verify $m $Z" >stdin &&
test_must_fail git update-ref --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin verify fails for mistaken empty value' '
M=$(git rev-parse $m) &&
test_when_finished "git update-ref $m $M" &&
git rev-parse $m >expect &&
echo "verify $m" >stdin &&
test_must_fail git update-ref --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin update refs works with identity updates' '
cat >stdin <<-EOF &&
update $a $m $m
update $b $m $m
update $c $Z $E
EOF
git update-ref --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin update refs fails with wrong old value' '
git update-ref $c $m &&
cat >stdin <<-EOF &&
update $a $m $m
update $b $m $m
update $c ''
EOF
test_must_fail git update-ref --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
git rev-parse $c >actual &&
test_cmp expect actual
'
test_expect_success 'stdin delete refs works with packed and loose refs' '
git pack-refs --all &&
git update-ref $c $m~1 &&
cat >stdin <<-EOF &&
delete $a $m
update $b $Z $m
update $c $E $m~1
EOF
git update-ref --stdin <stdin &&
test_must_fail git rev-parse --verify -q $a &&
test_must_fail git rev-parse --verify -q $b &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z works on empty input' '
>stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse --verify -q $m
'
test_expect_success 'stdin -z fails on empty line' '
echo "" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: whitespace before command: " err
'
test_expect_success 'stdin -z fails on empty command' '
printf $F "" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: empty command in input" err
'
test_expect_success 'stdin -z fails on only whitespace' '
printf $F " " >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: whitespace before command: " err
'
test_expect_success 'stdin -z fails on leading whitespace' '
printf $F " create $a" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: whitespace before command: create $a" err
'
test_expect_success 'stdin -z fails on unknown command' '
printf $F "unknown $a" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: unknown command: unknown $a" err
'
test_expect_success 'stdin -z fails create with no ref' '
printf $F "create " >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: create: missing <ref>" err
'
test_expect_success 'stdin -z fails create with no new value' '
printf $F "create $a" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: create $a: unexpected end of input when reading <newvalue>" err
'
test_expect_success 'stdin -z fails create with too many arguments' '
printf $F "create $a" "$m" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: unknown command: $m" err
'
test_expect_success 'stdin -z fails update with no ref' '
printf $F "update " >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: update: missing <ref>" err
'
test_expect_success 'stdin -z fails update with too few args' '
printf $F "update $a" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err
'
test_expect_success 'stdin -z emits warning with empty new value' '
git update-ref $a $m &&
printf $F "update $a" "" "" >stdin &&
git update-ref -z --stdin <stdin 2>err &&
grep "warning: update $a: missing <newvalue>, treating as zero" err &&
test_must_fail git rev-parse --verify -q $a
'
test_expect_success 'stdin -z fails update with no new value' '
printf $F "update $a" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: update $a: unexpected end of input when reading <newvalue>" err
'
test_expect_success 'stdin -z fails update with no old value' '
printf $F "update $a" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err
'
test_expect_success 'stdin -z fails update with too many arguments' '
printf $F "update $a" "$m" "$m" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: unknown command: $m" err
'
test_expect_success 'stdin -z fails delete with no ref' '
printf $F "delete " >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: delete: missing <ref>" err
'
test_expect_success 'stdin -z fails delete with no old value' '
printf $F "delete $a" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: delete $a: unexpected end of input when reading <oldvalue>" err
'
test_expect_success 'stdin -z fails delete with too many arguments' '
printf $F "delete $a" "$m" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: unknown command: $m" err
'
test_expect_success 'stdin -z fails verify with too many arguments' '
printf $F "verify $a" "$m" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: unknown command: $m" err
'
test_expect_success 'stdin -z fails verify with no old value' '
printf $F "verify $a" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: verify $a: unexpected end of input when reading <oldvalue>" err
'
test_expect_success 'stdin -z fails option with unknown name' '
printf $F "option unknown" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: option unknown: unknown" err
'
test_expect_success 'stdin -z fails with duplicate refs' '
printf $F "create $a" "$m" "create $b" "$m" "create $a" "$m" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
test_i18ngrep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed" err
'
test_expect_success 'stdin -z create ref works' '
printf $F "create $a" "$m" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z update ref creates with zero old value' '
printf $F "update $b" "$m" "$Z" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $b >actual &&
test_cmp expect actual &&
git update-ref -d $b
'
test_expect_success 'stdin -z update ref creates with empty old value' '
printf $F "update $b" "$m" "" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z create ref works with path with space to blob' '
printf $F "create refs/blobs/pws" "$m:$pws" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse "$m:$pws" >expect &&
git rev-parse refs/blobs/pws >actual &&
test_cmp expect actual &&
git update-ref -d refs/blobs/pws
'
test_expect_success 'stdin -z update ref fails with wrong old value' '
printf $F "update $c" "$m" "$m~1" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z update ref fails with bad old value' '
printf $F "update $c" "$m" "does-not-exist" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z create ref fails when ref exists' '
git update-ref $c $m &&
git rev-parse "$c" >expect &&
printf $F "create $c" "$m~1" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
git rev-parse "$c" >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z create ref fails with bad new value' '
git update-ref -d "$c" &&
printf $F "create $c" "does-not-exist" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: create $c: invalid <newvalue>: does-not-exist" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z create ref fails with empty new value' '
printf $F "create $c" "" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: create $c: missing <newvalue>" err &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z update ref works with right old value' '
printf $F "update $b" "$m~1" "$m" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z delete ref fails with wrong old value' '
printf $F "delete $a" "$m~1" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z delete ref fails with zero old value' '
printf $F "delete $a" "$Z" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: delete $a: zero <oldvalue>" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z update symref works option no-deref' '
git symbolic-ref TESTSYMREF $b &&
printf $F "option no-deref" "update TESTSYMREF" "$a" "$b" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse TESTSYMREF >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z delete symref works option no-deref' '
git symbolic-ref TESTSYMREF $b &&
printf $F "option no-deref" "delete TESTSYMREF" "$b" >stdin &&
git update-ref -z --stdin <stdin &&
test_must_fail git rev-parse --verify -q TESTSYMREF &&
git rev-parse $m~1 >expect &&
git rev-parse $b >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z delete ref works with right old value' '
printf $F "delete $b" "$m~1" >stdin &&
git update-ref -z --stdin <stdin &&
test_must_fail git rev-parse --verify -q $b
'
test_expect_success 'stdin -z update/create/verify combination works' '
printf $F "update $a" "$m" "" "create $b" "$m" "verify $c" "" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z verify succeeds for correct value' '
git rev-parse $m >expect &&
printf $F "verify $m" "$m" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z verify succeeds for missing reference' '
printf $F "verify refs/heads/missing" "$Z" >stdin &&
git update-ref -z --stdin <stdin &&
test_must_fail git rev-parse --verify -q refs/heads/missing
'
test_expect_success 'stdin -z verify treats no value as missing' '
printf $F "verify refs/heads/missing" "" >stdin &&
git update-ref -z --stdin <stdin &&
test_must_fail git rev-parse --verify -q refs/heads/missing
'
test_expect_success 'stdin -z verify fails for wrong value' '
git rev-parse $m >expect &&
printf $F "verify $m" "$m~1" >stdin &&
test_must_fail git update-ref -z --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z verify fails for mistaken null value' '
git rev-parse $m >expect &&
printf $F "verify $m" "$Z" >stdin &&
test_must_fail git update-ref -z --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z verify fails for mistaken empty value' '
M=$(git rev-parse $m) &&
test_when_finished "git update-ref $m $M" &&
git rev-parse $m >expect &&
printf $F "verify $m" "" >stdin &&
test_must_fail git update-ref -z --stdin <stdin &&
git rev-parse $m >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z update refs works with identity updates' '
printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$Z" "" >stdin &&
git update-ref -z --stdin <stdin &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'stdin -z update refs fails with wrong old value' '
git update-ref $c $m &&
printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$m" "$Z" >stdin &&
test_must_fail git update-ref -z --stdin <stdin 2>err &&
grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
git rev-parse $m >expect &&
git rev-parse $a >actual &&
test_cmp expect actual &&
git rev-parse $b >actual &&
test_cmp expect actual &&
git rev-parse $c >actual &&
test_cmp expect actual
'
test_expect_success 'stdin -z delete refs works with packed and loose refs' '
git pack-refs --all &&
git update-ref $c $m~1 &&
printf $F "delete $a" "$m" "update $b" "$Z" "$m" "update $c" "" "$m~1" >stdin &&
git update-ref -z --stdin <stdin &&
test_must_fail git rev-parse --verify -q $a &&
test_must_fail git rev-parse --verify -q $b &&
test_must_fail git rev-parse --verify -q $c
'
test_expect_success 'fails with duplicate HEAD update' '
git branch target1 $A &&
git checkout target1 &&
cat >stdin <<-EOF &&
update refs/heads/target1 $C
option no-deref
update HEAD $B
EOF
test_must_fail git update-ref --stdin <stdin 2>err &&
test_i18ngrep "fatal: multiple updates for '\''HEAD'\'' (including one via its referent .refs/heads/target1.) are not allowed" err &&
echo "refs/heads/target1" >expect &&
git symbolic-ref HEAD >actual &&
test_cmp expect actual &&
echo "$A" >expect &&
git rev-parse refs/heads/target1 >actual &&
test_cmp expect actual
'
test_expect_success 'fails with duplicate ref update via symref' '
git branch target2 $A &&
git symbolic-ref refs/heads/symref2 refs/heads/target2 &&
cat >stdin <<-EOF &&
update refs/heads/target2 $C
update refs/heads/symref2 $B
EOF
test_must_fail git update-ref --stdin <stdin 2>err &&
test_i18ngrep "fatal: multiple updates for '\''refs/heads/target2'\'' (including one via symref .refs/heads/symref2.) are not allowed" err &&
echo "refs/heads/target2" >expect &&
git symbolic-ref refs/heads/symref2 >actual &&
test_cmp expect actual &&
echo "$A" >expect &&
git rev-parse refs/heads/target2 >actual &&
test_cmp expect actual
'
test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction creating branches does not burst open file limit' '
(
for i in $(test_seq 33)
do
echo "create refs/heads/$i HEAD"
done >large_input &&
run_with_limited_open_files git update-ref --stdin <large_input &&
git rev-parse --verify -q refs/heads/33
)
'
test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction deleting branches does not burst open file limit' '
(
for i in $(test_seq 33)
do
echo "delete refs/heads/$i HEAD"
done >large_input &&
run_with_limited_open_files git update-ref --stdin <large_input &&
test_must_fail git rev-parse --verify -q refs/heads/33
)
'
test_expect_success 'handle per-worktree refs in refs/bisect' '
git commit --allow-empty -m "initial commit" &&
git worktree add -b branch worktree &&
(
cd worktree &&
git commit --allow-empty -m "test commit" &&
git for-each-ref >for-each-ref.out &&
! grep refs/bisect for-each-ref.out &&
git update-ref refs/bisect/something HEAD &&
git rev-parse refs/bisect/something >../worktree-head &&
git for-each-ref | grep refs/bisect/something
) &&
test_path_is_missing .git/refs/bisect &&
test_must_fail git rev-parse refs/bisect/something &&
git update-ref refs/bisect/something HEAD &&
git rev-parse refs/bisect/something >main-head &&
! test_cmp main-head worktree-head
'
test_expect_success 'transaction handles empty commit' '
cat >stdin <<-EOF &&
start
prepare
commit
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start prepare commit >expect &&
test_cmp expect actual
'
test_expect_success 'transaction handles empty commit with missing prepare' '
cat >stdin <<-EOF &&
start
commit
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start commit >expect &&
test_cmp expect actual
'
test_expect_success 'transaction handles sole commit' '
cat >stdin <<-EOF &&
commit
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" commit >expect &&
test_cmp expect actual
'
test_expect_success 'transaction handles empty abort' '
cat >stdin <<-EOF &&
start
prepare
abort
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start prepare abort >expect &&
test_cmp expect actual
'
test_expect_success 'transaction exits on multiple aborts' '
cat >stdin <<-EOF &&
abort
abort
EOF
test_must_fail git update-ref --stdin <stdin >actual 2>err &&
printf "%s: ok\n" abort >expect &&
test_cmp expect actual &&
grep "fatal: transaction is closed" err
'
test_expect_success 'transaction exits on start after prepare' '
cat >stdin <<-EOF &&
prepare
start
EOF
test_must_fail git update-ref --stdin <stdin 2>err >actual &&
printf "%s: ok\n" prepare >expect &&
test_cmp expect actual &&
grep "fatal: prepared transactions can only be closed" err
'
test_expect_success 'transaction handles empty abort with missing prepare' '
cat >stdin <<-EOF &&
start
abort
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start abort >expect &&
test_cmp expect actual
'
test_expect_success 'transaction handles sole abort' '
cat >stdin <<-EOF &&
abort
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" abort >expect &&
test_cmp expect actual
'
test_expect_success 'transaction can handle commit' '
cat >stdin <<-EOF &&
start
create $a HEAD
commit
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start commit >expect &&
test_cmp expect actual &&
git rev-parse HEAD >expect &&
git rev-parse $a >actual &&
test_cmp expect actual
'
test_expect_success 'transaction can handle abort' '
cat >stdin <<-EOF &&
start
create $b HEAD
abort
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start abort >expect &&
test_cmp expect actual &&
test_path_is_missing .git/$b
'
test_expect_success 'transaction aborts by default' '
cat >stdin <<-EOF &&
start
create $b HEAD
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start >expect &&
test_cmp expect actual &&
test_path_is_missing .git/$b
'
test_expect_success 'transaction with prepare aborts by default' '
cat >stdin <<-EOF &&
start
create $b HEAD
prepare
EOF
git update-ref --stdin <stdin >actual &&
printf "%s: ok\n" start prepare >expect &&
test_cmp expect actual &&
test_path_is_missing .git/$b
'
test_done
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