You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
423 lines
12 KiB
423 lines
12 KiB
#!/bin/sh |
|
|
|
test_description='git fsck random collection of tests |
|
|
|
* (HEAD) B |
|
* (master) A |
|
' |
|
|
|
. ./test-lib.sh |
|
|
|
test_expect_success setup ' |
|
git config gc.auto 0 && |
|
git config i18n.commitencoding ISO-8859-1 && |
|
test_commit A fileA one && |
|
git config --unset i18n.commitencoding && |
|
git checkout HEAD^0 && |
|
test_commit B fileB two && |
|
git tag -d A B && |
|
git reflog expire --expire=now --all && |
|
>empty |
|
' |
|
|
|
test_expect_success 'loose objects borrowed from alternate are not missing' ' |
|
mkdir another && |
|
( |
|
cd another && |
|
git init && |
|
echo ../../../.git/objects >.git/objects/info/alternates && |
|
test_commit C fileC one && |
|
git fsck --no-dangling >../actual 2>&1 |
|
) && |
|
test_cmp empty actual |
|
' |
|
|
|
test_expect_success 'HEAD is part of refs, valid objects appear valid' ' |
|
git fsck >actual 2>&1 && |
|
test_cmp empty actual |
|
' |
|
|
|
# Corruption tests follow. Make sure to remove all traces of the |
|
# specific corruption you test afterwards, lest a later test trip over |
|
# it. |
|
|
|
test_expect_success 'setup: helpers for corruption tests' ' |
|
sha1_file() { |
|
echo "$*" | sed "s#..#.git/objects/&/#" |
|
} && |
|
|
|
remove_object() { |
|
file=$(sha1_file "$*") && |
|
test -e "$file" && |
|
rm -f "$file" |
|
} |
|
' |
|
|
|
test_expect_success 'object with bad sha1' ' |
|
sha=$(echo blob | git hash-object -w --stdin) && |
|
old=$(echo $sha | sed "s+^..+&/+") && |
|
new=$(dirname $old)/ffffffffffffffffffffffffffffffffffffff && |
|
sha="$(dirname $new)$(basename $new)" && |
|
mv .git/objects/$old .git/objects/$new && |
|
test_when_finished "remove_object $sha" && |
|
git update-index --add --cacheinfo 100644 $sha foo && |
|
test_when_finished "git read-tree -u --reset HEAD" && |
|
tree=$(git write-tree) && |
|
test_when_finished "remove_object $tree" && |
|
cmt=$(echo bogus | git commit-tree $tree) && |
|
test_when_finished "remove_object $cmt" && |
|
git update-ref refs/heads/bogus $cmt && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
|
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "$sha.*corrupt" out |
|
' |
|
|
|
test_expect_success 'branch pointing to non-commit' ' |
|
git rev-parse HEAD^{tree} >.git/refs/heads/invalid && |
|
test_when_finished "git update-ref -d refs/heads/invalid" && |
|
git fsck 2>out && |
|
cat out && |
|
grep "not a commit" out |
|
' |
|
|
|
test_expect_success 'email without @ is okay' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/@/AT/" basis >okay && |
|
new=$(git hash-object -t commit -w --stdin <okay) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
git fsck 2>out && |
|
cat out && |
|
! grep "commit $new" out |
|
' |
|
|
|
test_expect_success 'email with embedded > is not okay' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/@[a-z]/&>/" basis >bad-email && |
|
new=$(git hash-object -t commit -w --stdin <bad-email) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "error in commit $new" out |
|
' |
|
|
|
test_expect_success 'missing < email delimiter is reported nicely' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/<//" basis >bad-email-2 && |
|
new=$(git hash-object -t commit -w --stdin <bad-email-2) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "error in commit $new.* - bad name" out |
|
' |
|
|
|
test_expect_success 'missing email is reported nicely' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/[a-z]* <[^>]*>//" basis >bad-email-3 && |
|
new=$(git hash-object -t commit -w --stdin <bad-email-3) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "error in commit $new.* - missing email" out |
|
' |
|
|
|
test_expect_success '> in name is reported' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/ </> </" basis >bad-email-4 && |
|
new=$(git hash-object -t commit -w --stdin <bad-email-4) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "error in commit $new" out |
|
' |
|
|
|
# date is 2^64 + 1 |
|
test_expect_success 'integer overflow in timestamps is reported' ' |
|
git cat-file commit HEAD >basis && |
|
sed "s/^\\(author .*>\\) [0-9]*/\\1 18446744073709551617/" \ |
|
<basis >bad-timestamp && |
|
new=$(git hash-object -t commit -w --stdin <bad-timestamp) && |
|
test_when_finished "remove_object $new" && |
|
git update-ref refs/heads/bogus "$new" && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
test_must_fail git fsck 2>out && |
|
cat out && |
|
grep "error in commit $new.*integer overflow" out |
|
' |
|
|
|
test_expect_success 'malformatted tree object' ' |
|
test_when_finished "git update-ref -d refs/tags/wrong" && |
|
test_when_finished "remove_object \$T" && |
|
T=$( |
|
GIT_INDEX_FILE=test-index && |
|
export GIT_INDEX_FILE && |
|
rm -f test-index && |
|
>x && |
|
git add x && |
|
T=$(git write-tree) && |
|
( |
|
git cat-file tree $T && |
|
git cat-file tree $T |
|
) | |
|
git hash-object -w -t tree --stdin |
|
) && |
|
test_must_fail git fsck 2>out && |
|
grep "error in tree .*contains duplicate file entries" out |
|
' |
|
|
|
test_expect_success 'tag pointing to nonexistent' ' |
|
cat >invalid-tag <<-\EOF && |
|
object ffffffffffffffffffffffffffffffffffffffff |
|
type commit |
|
tag invalid |
|
tagger T A Gger <tagger@example.com> 1234567890 -0000 |
|
|
|
This is an invalid tag. |
|
EOF |
|
|
|
tag=$(git hash-object -t tag -w --stdin <invalid-tag) && |
|
test_when_finished "remove_object $tag" && |
|
echo $tag >.git/refs/tags/invalid && |
|
test_when_finished "git update-ref -d refs/tags/invalid" && |
|
test_must_fail git fsck --tags >out && |
|
cat out && |
|
grep "broken link" out |
|
' |
|
|
|
test_expect_success 'tag pointing to something else than its type' ' |
|
sha=$(echo blob | git hash-object -w --stdin) && |
|
test_when_finished "remove_object $sha" && |
|
cat >wrong-tag <<-EOF && |
|
object $sha |
|
type commit |
|
tag wrong |
|
tagger T A Gger <tagger@example.com> 1234567890 -0000 |
|
|
|
This is an invalid tag. |
|
EOF |
|
|
|
tag=$(git hash-object -t tag -w --stdin <wrong-tag) && |
|
test_when_finished "remove_object $tag" && |
|
echo $tag >.git/refs/tags/wrong && |
|
test_when_finished "git update-ref -d refs/tags/wrong" && |
|
test_must_fail git fsck --tags |
|
' |
|
|
|
test_expect_success 'tag with incorrect tag name & missing tagger' ' |
|
sha=$(git rev-parse HEAD) && |
|
cat >wrong-tag <<-EOF && |
|
object $sha |
|
type commit |
|
tag wrong name format |
|
|
|
This is an invalid tag. |
|
EOF |
|
|
|
tag=$(git hash-object -t tag -w --stdin <wrong-tag) && |
|
test_when_finished "remove_object $tag" && |
|
echo $tag >.git/refs/tags/wrong && |
|
test_when_finished "git update-ref -d refs/tags/wrong" && |
|
git fsck --tags 2>out && |
|
|
|
cat >expect <<-EOF && |
|
warning in tag $tag: invalid '\''tag'\'' name: wrong name format |
|
warning in tag $tag: invalid format - expected '\''tagger'\'' line |
|
EOF |
|
test_cmp expect out |
|
' |
|
|
|
test_expect_success 'tag with bad tagger' ' |
|
sha=$(git rev-parse HEAD) && |
|
cat >wrong-tag <<-EOF && |
|
object $sha |
|
type commit |
|
tag not-quite-wrong |
|
tagger Bad Tagger Name |
|
|
|
This is an invalid tag. |
|
EOF |
|
|
|
tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) && |
|
test_when_finished "remove_object $tag" && |
|
echo $tag >.git/refs/tags/wrong && |
|
test_when_finished "git update-ref -d refs/tags/wrong" && |
|
test_must_fail git fsck --tags 2>out && |
|
grep "error in tag .*: invalid author/committer" out |
|
' |
|
|
|
test_expect_success 'cleaned up' ' |
|
git fsck >actual 2>&1 && |
|
test_cmp empty actual |
|
' |
|
|
|
test_expect_success 'rev-list --verify-objects' ' |
|
git rev-list --verify-objects --all >/dev/null 2>out && |
|
test_cmp empty out |
|
' |
|
|
|
test_expect_success 'rev-list --verify-objects with bad sha1' ' |
|
sha=$(echo blob | git hash-object -w --stdin) && |
|
old=$(echo $sha | sed "s+^..+&/+") && |
|
new=$(dirname $old)/ffffffffffffffffffffffffffffffffffffff && |
|
sha="$(dirname $new)$(basename $new)" && |
|
mv .git/objects/$old .git/objects/$new && |
|
test_when_finished "remove_object $sha" && |
|
git update-index --add --cacheinfo 100644 $sha foo && |
|
test_when_finished "git read-tree -u --reset HEAD" && |
|
tree=$(git write-tree) && |
|
test_when_finished "remove_object $tree" && |
|
cmt=$(echo bogus | git commit-tree $tree) && |
|
test_when_finished "remove_object $cmt" && |
|
git update-ref refs/heads/bogus $cmt && |
|
test_when_finished "git update-ref -d refs/heads/bogus" && |
|
|
|
test_might_fail git rev-list --verify-objects refs/heads/bogus >/dev/null 2>out && |
|
cat out && |
|
grep -q "error: sha1 mismatch 63ffffffffffffffffffffffffffffffffffffff" out |
|
' |
|
|
|
_bz='\0' |
|
_bz5="$_bz$_bz$_bz$_bz$_bz" |
|
_bz20="$_bz5$_bz5$_bz5$_bz5" |
|
|
|
test_expect_success 'fsck notices blob entry pointing to null sha1' ' |
|
(git init null-blob && |
|
cd null-blob && |
|
sha=$(printf "100644 file$_bz$_bz20" | |
|
git hash-object -w --stdin -t tree) && |
|
git fsck 2>out && |
|
cat out && |
|
grep "warning.*null sha1" out |
|
) |
|
' |
|
|
|
test_expect_success 'fsck notices submodule entry pointing to null sha1' ' |
|
(git init null-commit && |
|
cd null-commit && |
|
sha=$(printf "160000 submodule$_bz$_bz20" | |
|
git hash-object -w --stdin -t tree) && |
|
git fsck 2>out && |
|
cat out && |
|
grep "warning.*null sha1" out |
|
) |
|
' |
|
|
|
while read name path pretty; do |
|
while read mode type; do |
|
: ${pretty:=$path} |
|
test_expect_success "fsck notices $pretty as $type" ' |
|
( |
|
git init $name-$type && |
|
cd $name-$type && |
|
echo content >file && |
|
git add file && |
|
git commit -m base && |
|
blob=$(git rev-parse :file) && |
|
tree=$(git rev-parse HEAD^{tree}) && |
|
value=$(eval "echo \$$type") && |
|
printf "$mode $type %s\t%s" "$value" "$path" >bad && |
|
bad_tree=$(git mktree <bad) && |
|
git fsck 2>out && |
|
cat out && |
|
grep "warning.*tree $bad_tree" out |
|
)' |
|
done <<-\EOF |
|
100644 blob |
|
040000 tree |
|
EOF |
|
done <<-EOF |
|
dot . |
|
dotdot .. |
|
dotgit .git |
|
dotgit-case .GIT |
|
dotgit-unicode .gI${u200c}T .gI{u200c}T |
|
dotgit-case2 .Git |
|
git-tilde1 git~1 |
|
dotgitdot .git. |
|
dot-backslash-case .\\\\.GIT\\\\foobar |
|
dotgit-case-backslash .git\\\\foobar |
|
EOF |
|
|
|
test_expect_success 'fsck allows .Ňit' ' |
|
( |
|
git init not-dotgit && |
|
cd not-dotgit && |
|
echo content >file && |
|
git add file && |
|
git commit -m base && |
|
blob=$(git rev-parse :file) && |
|
printf "100644 blob $blob\t.\\305\\207it" >tree && |
|
tree=$(git mktree <tree) && |
|
git fsck 2>err && |
|
test_line_count = 0 err |
|
) |
|
' |
|
|
|
# create a static test repo which is broken by omitting |
|
# one particular object ($1, which is looked up via rev-parse |
|
# in the new repository). |
|
create_repo_missing () { |
|
rm -rf missing && |
|
git init missing && |
|
( |
|
cd missing && |
|
git commit -m one --allow-empty && |
|
mkdir subdir && |
|
echo content >subdir/file && |
|
git add subdir/file && |
|
git commit -m two && |
|
unrelated=$(echo unrelated | git hash-object --stdin -w) && |
|
git tag -m foo tag $unrelated && |
|
sha1=$(git rev-parse --verify "$1") && |
|
path=$(echo $sha1 | sed 's|..|&/|') && |
|
rm .git/objects/$path |
|
) |
|
} |
|
|
|
test_expect_success 'fsck notices missing blob' ' |
|
create_repo_missing HEAD:subdir/file && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices missing subtree' ' |
|
create_repo_missing HEAD:subdir && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices missing root tree' ' |
|
create_repo_missing HEAD^{tree} && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices missing parent' ' |
|
create_repo_missing HEAD^ && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices missing tagged object' ' |
|
create_repo_missing tag^{blob} && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices ref pointing to missing commit' ' |
|
create_repo_missing HEAD && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_expect_success 'fsck notices ref pointing to missing tag' ' |
|
create_repo_missing tag && |
|
test_must_fail git -C missing fsck |
|
' |
|
|
|
test_done
|
|
|