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 &&
+ test_must_fail git fsck 2>out &&
cat out &&
grep "not a commit" out
'
+test_expect_success 'HEAD link pointing at a funny object' '
+ test_when_finished "mv .git/SAVED_HEAD .git/HEAD" &&
+ mv .git/HEAD .git/SAVED_HEAD &&
+ echo 0000000000000000000000000000000000000000 >.git/HEAD &&
+ # avoid corrupt/broken HEAD from interfering with repo discovery
+ test_must_fail env GIT_DIR=.git git fsck 2>out &&
+ cat out &&
+ grep "detached HEAD points" out
+'
+
+test_expect_success 'HEAD link pointing at a funny place' '
+ test_when_finished "mv .git/SAVED_HEAD .git/HEAD" &&
+ mv .git/HEAD .git/SAVED_HEAD &&
+ echo "ref: refs/funny/place" >.git/HEAD &&
+ # avoid corrupt/broken HEAD from interfering with repo discovery
+ test_must_fail env GIT_DIR=.git git fsck 2>out &&
+ cat out &&
+ grep "HEAD points to something strange" out
+'
+
test_expect_success 'email without @ is okay' '
git cat-file commit HEAD >basis &&
sed "s/@/AT/" basis >okay &&
grep "error in commit $new.*integer overflow" out
'
+test_expect_success 'commit with NUL in header' '
+ git cat-file commit HEAD >basis &&
+ sed "s/author ./author Q/" <basis | q_to_nul >commit-NUL-header &&
+ new=$(git hash-object -t commit -w --stdin <commit-NUL-header) &&
+ 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.*unterminated header: NUL at offset" out
+'
+
test_expect_success 'malformatted tree object' '
test_when_finished "git update-ref -d refs/tags/wrong" &&
test_when_finished "remove_object \$T" &&
echo $tag >.git/refs/tags/wrong &&
test_when_finished "git update-ref -d refs/tags/wrong" &&
git fsck --tags 2>out &&
- grep "invalid .tag. name" out &&
- grep "expected .tagger. line" out
+
+ cat >expect <<-EOF &&
+ warning in tag $tag: badTagName: invalid '\''tag'\'' name: wrong name format
+ warning in tag $tag: missingTaggerEntry: invalid format - expected '\''tagger'\'' line
+ EOF
+ test_cmp expect out
'
test_expect_success 'tag with bad tagger' '
grep "error in tag .*: invalid author/committer" out
'
+test_expect_success 'tag with NUL in header' '
+ sha=$(git rev-parse HEAD) &&
+ q_to_nul >tag-NUL-header <<-EOF &&
+ object $sha
+ type commit
+ tag contains-Q-in-header
+ tagger T A Gger <tagger@example.com> 1234567890 -0000
+
+ This is an invalid tag.
+ EOF
+
+ tag=$(git hash-object --literally -t tag -w --stdin <tag-NUL-header) &&
+ 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 &&
+ cat out &&
+ grep "error in tag $tag.*unterminated header: NUL at offset" out
+'
+
test_expect_success 'cleaned up' '
git fsck >actual 2>&1 &&
test_cmp empty actual
grep -q "error: sha1 mismatch 63ffffffffffffffffffffffffffffffffffffff" out
'
+test_expect_success 'force fsck to ignore double author' '
+ git cat-file commit HEAD >basis &&
+ sed "s/^author .*/&,&/" <basis | tr , \\n >multiple-authors &&
+ new=$(git hash-object -t commit -w --stdin <multiple-authors) &&
+ 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 &&
+ git -c fsck.multipleAuthors=ignore fsck
+'
+
_bz='\0'
_bz5="$_bz$_bz$_bz$_bz$_bz"
_bz20="$_bz5$_bz5$_bz5$_bz5"
)
'
-test_expect_success 'fsck notices "." and ".." in trees' '
+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 dots &&
- cd dots &&
- blob=$(echo foo | git hash-object -w --stdin) &&
- tab=$(printf "\\t") &&
- git mktree <<-EOF &&
- 100644 blob $blob$tab.
- 100644 blob $blob$tab..
- EOF
- git fsck 2>out &&
- cat out &&
- grep "warning.*\\." out
+ 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
)
'
-test_expect_success 'fsck notices ".git" in trees' '
+test_expect_success 'NUL in commit' '
+ rm -fr nul-in-commit &&
+ git init nul-in-commit &&
(
- git init dotgit &&
- cd dotgit &&
- blob=$(echo foo | git hash-object -w --stdin) &&
- tab=$(printf "\\t") &&
- git mktree <<-EOF &&
- 100644 blob $blob$tab.git
- EOF
- git fsck 2>out &&
- cat out &&
- grep "warning.*\\.git" out
+ cd nul-in-commit &&
+ git commit --allow-empty -m "initial commitQNUL after message" &&
+ git cat-file commit HEAD >original &&
+ q_to_nul <original >munged &&
+ git hash-object -w -t commit --stdin <munged >name &&
+ git branch bad $(cat name) &&
+
+ test_must_fail git -c fsck.nulInCommit=error fsck 2>warn.1 &&
+ grep nulInCommit warn.1 &&
+ git fsck 2>warn.2 &&
+ grep nulInCommit warn.2
)
'
test_must_fail git -C missing fsck
'
+test_expect_success 'fsck --connectivity-only' '
+ rm -rf connectivity-only &&
+ git init connectivity-only &&
+ (
+ cd connectivity-only &&
+ touch empty &&
+ git add empty &&
+ test_commit empty &&
+ empty=.git/objects/e6/9de29bb2d1d6434b8b29ae775ad8c2e48c5391 &&
+ rm -f $empty &&
+ echo invalid >$empty &&
+ test_must_fail git fsck --strict &&
+ git fsck --strict --connectivity-only &&
+ tree=$(git rev-parse HEAD:) &&
+ suffix=${tree#??} &&
+ tree=.git/objects/${tree%$suffix}/$suffix &&
+ rm -f $tree &&
+ echo invalid >$tree &&
+ test_must_fail git fsck --strict --connectivity-only
+ )
+'
+
test_done