mirror of
https://github.com/git/git.git
synced 2024-11-23 18:05:29 +08:00
f1eea0b620
Fix typos in documentation, comments, etc. Via codespell. Signed-off-by: Andrew Kreimer <algonell@gmail.com> Signed-off-by: Taylor Blau <me@ttaylorr.com>
504 lines
16 KiB
Bash
Executable File
504 lines
16 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
test_description='Test reffiles backend'
|
|
|
|
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
|
|
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
|
|
GIT_TEST_DEFAULT_REF_FORMAT=files
|
|
export GIT_TEST_DEFAULT_REF_FORMAT
|
|
|
|
TEST_PASSES_SANITIZE_LEAK=true
|
|
. ./test-lib.sh
|
|
|
|
test_expect_success 'setup' '
|
|
git commit --allow-empty -m Initial &&
|
|
C=$(git rev-parse HEAD) &&
|
|
git commit --allow-empty -m Second &&
|
|
D=$(git rev-parse HEAD) &&
|
|
git commit --allow-empty -m Third &&
|
|
E=$(git rev-parse HEAD)
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool rev-parse' '
|
|
prefix=refs/e-rev-parse &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
echo "$C" >expected &&
|
|
git rev-parse $prefix/foo >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool for-each-ref' '
|
|
prefix=refs/e-for-each-ref &&
|
|
git update-ref $prefix/foo $C &&
|
|
git for-each-ref $prefix >expected &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
git for-each-ref $prefix >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool create' '
|
|
prefix=refs/e-create &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "create %s $C\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool verify' '
|
|
prefix=refs/e-verify &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "verify %s $C\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool 1-arg update' '
|
|
prefix=refs/e-update-1 &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "update %s $D\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool 2-arg update' '
|
|
prefix=refs/e-update-2 &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "update %s $D $C\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool 0-arg delete' '
|
|
prefix=refs/e-delete-0 &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "delete %s\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'empty directory should not fool 1-arg delete' '
|
|
prefix=refs/e-delete-1 &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
mkdir -p .git/$prefix/foo/bar/baz &&
|
|
printf "delete %s $C\n" $prefix/foo |
|
|
git update-ref --stdin
|
|
'
|
|
|
|
test_expect_success 'non-empty directory blocks create' - <<\EOT
|
|
prefix=refs/ne-create &&
|
|
mkdir -p .git/$prefix/foo/bar &&
|
|
: >.git/$prefix/foo/bar/baz.lock &&
|
|
test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/foo': there is a non-empty directory '.git/$prefix/foo' blocking reference '$prefix/foo'
|
|
EOF
|
|
printf "%s\n" "update $prefix/foo $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo'
|
|
EOF
|
|
printf "%s\n" "update $prefix/foo $D $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err
|
|
EOT
|
|
|
|
test_expect_success 'broken reference blocks create' - <<\EOT
|
|
prefix=refs/broken-create &&
|
|
mkdir -p .git/$prefix &&
|
|
echo "gobbledigook" >.git/$prefix/foo &&
|
|
test_when_finished "rm -f .git/$prefix/foo" &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo': reference broken
|
|
EOF
|
|
printf "%s\n" "update $prefix/foo $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo': reference broken
|
|
EOF
|
|
printf "%s\n" "update $prefix/foo $D $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err
|
|
EOT
|
|
|
|
test_expect_success 'non-empty directory blocks indirect create' - <<\EOT
|
|
prefix=refs/ne-indirect-create &&
|
|
git symbolic-ref $prefix/symref $prefix/foo &&
|
|
mkdir -p .git/$prefix/foo/bar &&
|
|
: >.git/$prefix/foo/bar/baz.lock &&
|
|
test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/symref': there is a non-empty directory '.git/$prefix/foo' blocking reference '$prefix/foo'
|
|
EOF
|
|
printf "%s\n" "update $prefix/symref $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo'
|
|
EOF
|
|
printf "%s\n" "update $prefix/symref $D $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err
|
|
EOT
|
|
|
|
test_expect_success 'broken reference blocks indirect create' - <<\EOT
|
|
prefix=refs/broken-indirect-create &&
|
|
git symbolic-ref $prefix/symref $prefix/foo &&
|
|
echo "gobbledigook" >.git/$prefix/foo &&
|
|
test_when_finished "rm -f .git/$prefix/foo" &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo': reference broken
|
|
EOF
|
|
printf "%s\n" "update $prefix/symref $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err &&
|
|
cat >expected <<-EOF &&
|
|
fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo': reference broken
|
|
EOF
|
|
printf "%s\n" "update $prefix/symref $D $C" |
|
|
test_must_fail git update-ref --stdin 2>output.err &&
|
|
test_cmp expected output.err
|
|
EOT
|
|
|
|
test_expect_success 'no bogus intermediate values during delete' '
|
|
prefix=refs/slow-transaction &&
|
|
# Set up a reference with differing loose and packed versions:
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
git update-ref $prefix/foo $D &&
|
|
# Now try to update the reference, but hold the `packed-refs` lock
|
|
# for a while to see what happens while the process is blocked:
|
|
: >.git/packed-refs.lock &&
|
|
test_when_finished "rm -f .git/packed-refs.lock" &&
|
|
{
|
|
# Note: the following command is intentionally run in the
|
|
# background. We increase the timeout so that `update-ref`
|
|
# attempts to acquire the `packed-refs` lock for much longer
|
|
# than it takes for us to do the check then delete it:
|
|
git -c core.packedrefstimeout=30000 update-ref -d $prefix/foo &
|
|
} &&
|
|
pid2=$! &&
|
|
# Give update-ref plenty of time to get to the point where it tries
|
|
# to lock packed-refs:
|
|
sleep 1 &&
|
|
# Make sure that update-ref did not complete despite the lock:
|
|
kill -0 $pid2 &&
|
|
# Verify that the reference still has its old value:
|
|
sha1=$(git rev-parse --verify --quiet $prefix/foo || echo undefined) &&
|
|
case "$sha1" in
|
|
$D)
|
|
# This is what we hope for; it means that nothing
|
|
# user-visible has changed yet.
|
|
: ;;
|
|
undefined)
|
|
# This is not correct; it means the deletion has happened
|
|
# already even though update-ref should not have been
|
|
# able to acquire the lock yet.
|
|
echo "$prefix/foo deleted prematurely" &&
|
|
break
|
|
;;
|
|
$C)
|
|
# This value should never be seen. Probably the loose
|
|
# reference has been deleted but the packed reference
|
|
# is still there:
|
|
echo "$prefix/foo incorrectly observed to be C" &&
|
|
break
|
|
;;
|
|
*)
|
|
# WTF?
|
|
echo "unexpected value observed for $prefix/foo: $sha1" &&
|
|
break
|
|
;;
|
|
esac >out &&
|
|
rm -f .git/packed-refs.lock &&
|
|
wait $pid2 &&
|
|
test_must_be_empty out &&
|
|
test_must_fail git rev-parse --verify --quiet $prefix/foo
|
|
'
|
|
|
|
test_expect_success 'delete fails cleanly if packed-refs file is locked' - <<\EOT
|
|
prefix=refs/locked-packed-refs &&
|
|
# Set up a reference with differing loose and packed versions:
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
git update-ref $prefix/foo $D &&
|
|
git for-each-ref $prefix >unchanged &&
|
|
# Now try to delete it while the `packed-refs` lock is held:
|
|
: >.git/packed-refs.lock &&
|
|
test_when_finished "rm -f .git/packed-refs.lock" &&
|
|
test_must_fail git update-ref -d $prefix/foo >out 2>err &&
|
|
git for-each-ref $prefix >actual &&
|
|
test_grep "Unable to create '.*packed-refs.lock': " err &&
|
|
test_cmp unchanged actual
|
|
EOT
|
|
|
|
test_expect_success 'delete fails cleanly if packed-refs.new write fails' '
|
|
# Setup and expectations are similar to the test above.
|
|
prefix=refs/failed-packed-refs &&
|
|
git update-ref $prefix/foo $C &&
|
|
git pack-refs --all &&
|
|
git update-ref $prefix/foo $D &&
|
|
git for-each-ref $prefix >unchanged &&
|
|
# This should not happen in practice, but it is an easy way to get a
|
|
# reliable error (we open with create_tempfile(), which uses O_EXCL).
|
|
: >.git/packed-refs.new &&
|
|
test_when_finished "rm -f .git/packed-refs.new" &&
|
|
test_must_fail git update-ref -d $prefix/foo &&
|
|
git for-each-ref $prefix >actual &&
|
|
test_cmp unchanged actual
|
|
'
|
|
|
|
RWT="test-tool ref-store worktree:wt"
|
|
RMAIN="test-tool ref-store worktree:main"
|
|
|
|
test_expect_success 'setup worktree' '
|
|
test_commit first &&
|
|
git worktree add -b wt-main wt &&
|
|
(
|
|
cd wt &&
|
|
test_commit second
|
|
)
|
|
'
|
|
|
|
# Some refs (refs/bisect/*, pseudorefs) are kept per worktree, so they should
|
|
# only appear in the for-each-reflog output if it is called from the correct
|
|
# worktree, which is exercised in this test. This test is poorly written for
|
|
# multiple reasons: 1) it creates invalidly formatted log entries. 2) it uses
|
|
# direct FS access for creating the reflogs. 3) PSEUDO-WT and refs/bisect/random
|
|
# do not create reflogs by default, so it is not testing a realistic scenario.
|
|
test_expect_success 'for_each_reflog()' '
|
|
echo $ZERO_OID >.git/logs/PSEUDO_MAIN_HEAD &&
|
|
mkdir -p .git/logs/refs/bisect &&
|
|
echo $ZERO_OID >.git/logs/refs/bisect/random &&
|
|
|
|
echo $ZERO_OID >.git/worktrees/wt/logs/PSEUDO_WT_HEAD &&
|
|
mkdir -p .git/worktrees/wt/logs/refs/bisect &&
|
|
echo $ZERO_OID >.git/worktrees/wt/logs/refs/bisect/wt-random &&
|
|
|
|
$RWT for-each-reflog >actual &&
|
|
cat >expected <<-\EOF &&
|
|
HEAD
|
|
PSEUDO_WT_HEAD
|
|
refs/bisect/wt-random
|
|
refs/heads/main
|
|
refs/heads/wt-main
|
|
EOF
|
|
test_cmp expected actual &&
|
|
|
|
$RMAIN for-each-reflog >actual &&
|
|
cat >expected <<-\EOF &&
|
|
HEAD
|
|
PSEUDO_MAIN_HEAD
|
|
refs/bisect/random
|
|
refs/heads/main
|
|
refs/heads/wt-main
|
|
EOF
|
|
test_cmp expected actual
|
|
'
|
|
|
|
# Triggering the bug detected by this test requires a newline to fall
|
|
# exactly BUFSIZ-1 bytes from the end of the file. We don't know
|
|
# what that value is, since it's platform dependent. However, if
|
|
# we choose some value N, we also catch any D which divides N evenly
|
|
# (since we will read backwards in chunks of D). So we choose 8K,
|
|
# which catches glibc (with an 8K BUFSIZ) and *BSD (1K).
|
|
#
|
|
# Each line is 114 characters, so we need 75 to still have a few before the
|
|
# last 8K. The 89-character padding on the final entry lines up our
|
|
# newline exactly.
|
|
test_expect_success SHA1 'parsing reverse reflogs at BUFSIZ boundaries' '
|
|
git checkout -b reflogskip &&
|
|
zf=$(test_oid zero_2) &&
|
|
ident="abc <xyz> 0000000001 +0000" &&
|
|
for i in $(test_seq 1 75); do
|
|
printf "$zf%02d $zf%02d %s\t" $i $(($i+1)) "$ident" &&
|
|
if test $i = 75; then
|
|
for j in $(test_seq 1 89); do
|
|
printf X || return 1
|
|
done
|
|
else
|
|
printf X
|
|
fi &&
|
|
printf "\n" || return 1
|
|
done >.git/logs/refs/heads/reflogskip &&
|
|
git rev-parse reflogskip@{73} >actual &&
|
|
echo ${zf}03 >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
# This test takes a lock on an individual ref; this is not supported in
|
|
# reftable.
|
|
test_expect_success 'reflog expire operates on symref not referrent' '
|
|
git branch --create-reflog the_symref &&
|
|
git branch --create-reflog referrent &&
|
|
git update-ref referrent HEAD &&
|
|
git symbolic-ref refs/heads/the_symref refs/heads/referrent &&
|
|
test_when_finished "rm -f .git/refs/heads/referrent.lock" &&
|
|
touch .git/refs/heads/referrent.lock &&
|
|
git reflog expire --expire=all the_symref
|
|
'
|
|
|
|
test_expect_success 'empty reflog' '
|
|
test_when_finished "rm -rf empty" &&
|
|
git init empty &&
|
|
test_commit -C empty A &&
|
|
>empty/.git/logs/refs/heads/foo &&
|
|
git -C empty reflog expire --all 2>err &&
|
|
test_must_be_empty err
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'ref resolution not confused by broken symlinks' '
|
|
ln -s does-not-exist .git/refs/heads/broken &&
|
|
test_must_fail git rev-parse --verify broken
|
|
'
|
|
|
|
test_expect_success 'log diagnoses bogus HEAD hash' '
|
|
git init empty &&
|
|
test_when_finished "rm -rf empty" &&
|
|
echo 1234abcd >empty/.git/refs/heads/main &&
|
|
test_must_fail git -C empty log 2>stderr &&
|
|
test_grep broken stderr
|
|
'
|
|
|
|
test_expect_success 'log diagnoses bogus HEAD symref' '
|
|
git init empty &&
|
|
test-tool -C empty ref-store main create-symref HEAD refs/heads/invalid.lock &&
|
|
test_must_fail git -C empty log 2>stderr &&
|
|
test_grep broken stderr &&
|
|
test_must_fail git -C empty log --default totally-bogus 2>stderr &&
|
|
test_grep broken stderr
|
|
'
|
|
|
|
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_must_fail git show-ref --verify -q refs/heads/d1/d2 &&
|
|
test_must_fail git show-ref --verify -q 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 main" &&
|
|
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_must_fail git show-ref --verify -q refs/heads/e1/e2 &&
|
|
test_must_fail git show-ref --verify -q 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
|
|
'
|
|
|
|
test_expect_success 'directory not created deleting packed ref' '
|
|
git branch d1/d2/r1 HEAD &&
|
|
git pack-refs --all &&
|
|
test_path_is_missing .git/refs/heads/d1/d2 &&
|
|
git update-ref -d refs/heads/d1/d2/r1 &&
|
|
test_path_is_missing .git/refs/heads/d1/d2 &&
|
|
test_path_is_missing .git/refs/heads/d1
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'git branch -m u v should fail when the reflog for u is a symlink' '
|
|
git branch --create-reflog u &&
|
|
mv .git/logs/refs/heads/u real-u &&
|
|
ln -s real-u .git/logs/refs/heads/u &&
|
|
test_must_fail git branch -m u v
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'git branch -m with symlinked .git/refs' '
|
|
test_when_finished "rm -rf subdir" &&
|
|
git init --bare subdir &&
|
|
|
|
rm -rf subdir/refs subdir/objects subdir/packed-refs &&
|
|
ln -s ../.git/refs subdir/refs &&
|
|
ln -s ../.git/objects subdir/objects &&
|
|
ln -s ../.git/packed-refs subdir/packed-refs &&
|
|
|
|
git -C subdir rev-parse --absolute-git-dir >subdir.dir &&
|
|
git rev-parse --absolute-git-dir >our.dir &&
|
|
! test_cmp subdir.dir our.dir &&
|
|
|
|
git -C subdir log &&
|
|
git -C subdir branch rename-src &&
|
|
git rev-parse rename-src >expect &&
|
|
git -C subdir branch -m rename-src rename-dest &&
|
|
git rev-parse rename-dest >actual &&
|
|
test_cmp expect actual &&
|
|
git branch -D rename-dest
|
|
'
|
|
|
|
test_expect_success MINGW,SYMLINKS_WINDOWS 'rebase when .git/logs is a symlink' '
|
|
git checkout main &&
|
|
mv .git/logs actual_logs &&
|
|
cmd //c "mklink /D .git\logs ..\actual_logs" &&
|
|
git rebase -f HEAD^ &&
|
|
test -L .git/logs &&
|
|
rm .git/logs &&
|
|
mv actual_logs .git/logs
|
|
'
|
|
|
|
test_expect_success POSIXPERM 'git reflog expire honors core.sharedRepository' '
|
|
umask 077 &&
|
|
git config core.sharedRepository group &&
|
|
git reflog expire --all &&
|
|
actual="$(ls -l .git/logs/refs/heads/main)" &&
|
|
case "$actual" in
|
|
-rw-rw-*)
|
|
: happy
|
|
;;
|
|
*)
|
|
echo Ooops, .git/logs/refs/heads/main is not 066x [$actual]
|
|
false
|
|
;;
|
|
esac
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'symref transaction supports symlinks' '
|
|
test_when_finished "git symbolic-ref -d TEST_SYMREF_HEAD" &&
|
|
git update-ref refs/heads/new @ &&
|
|
test_config core.prefersymlinkrefs true &&
|
|
cat >stdin <<-EOF &&
|
|
start
|
|
symref-create TEST_SYMREF_HEAD refs/heads/new
|
|
prepare
|
|
commit
|
|
EOF
|
|
git update-ref --no-deref --stdin <stdin &&
|
|
test_path_is_symlink .git/TEST_SYMREF_HEAD &&
|
|
test "$(test_readlink .git/TEST_SYMREF_HEAD)" = refs/heads/new
|
|
'
|
|
|
|
test_expect_success 'symref transaction supports false symlink config' '
|
|
test_when_finished "git symbolic-ref -d TEST_SYMREF_HEAD" &&
|
|
git update-ref refs/heads/new @ &&
|
|
test_config core.prefersymlinkrefs false &&
|
|
cat >stdin <<-EOF &&
|
|
start
|
|
symref-create TEST_SYMREF_HEAD refs/heads/new
|
|
prepare
|
|
commit
|
|
EOF
|
|
git update-ref --no-deref --stdin <stdin &&
|
|
test_path_is_file .git/TEST_SYMREF_HEAD &&
|
|
git symbolic-ref TEST_SYMREF_HEAD >actual &&
|
|
echo refs/heads/new >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_done
|