#!/bin/sh
-test_description='git fsck random collection of tests'
+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
-'
-
-test_expect_success 'HEAD is part of refs' '
- test 0 = $(git fsck | wc -l)
+ git reflog expire --expire=now --all &&
+ >empty
'
test_expect_success 'loose objects borrowed from alternate are not missing' '
git init &&
echo ../../../.git/objects >.git/objects/info/alternates &&
test_commit C fileC one &&
- git fsck >out &&
- ! grep "missing blob" out
- )
+ git fsck >../out 2>&1
+ ) &&
+ {
+ grep -v dangling out >actual ||
+ :
+ } &&
+ test_cmp empty actual
+'
+
+test_expect_success 'HEAD is part of refs, valid objects appear valid' '
+ git fsck >actual 2>&1 &&
+ test_cmp empty actual
'
# Corruption tests follow. Make sure to remove all traces of the
# specific corruption you test afterwards, lest a later test trip over
# it.
+test_expect_success 'setup: helpers for corruption tests' '
+ sha1_file() {
+ echo "$*" | 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) &&
- echo $sha &&
old=$(echo $sha | sed "s+^..+&/+") &&
new=$(dirname $old)/ffffffffffffffffffffffffffffffffffffff &&
- sha="$(dirname $new)$(basename $new)"
+ sha="$(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 $cmt &&
- (git fsck 2>out; true) &&
- grep "$sha.*corrupt" out &&
- rm -f .git/objects/$new &&
- git update-ref -d refs/heads/bogus &&
- git read-tree -u --reset HEAD
+ test_when_finished "git update-ref -d refs/heads/bogus" &&
+
+ test_might_fail git fsck 2>out &&
+ cat out &&
+ grep "$sha.*corrupt" out
'
test_expect_success 'branch pointing to non-commit' '
- git rev-parse HEAD^{tree} > .git/refs/heads/invalid &&
+ git rev-parse HEAD^{tree} >.git/refs/heads/invalid &&
+ test_when_finished "git update-ref -d refs/heads/invalid" &&
git fsck 2>out &&
- grep "not a commit" out &&
- git update-ref -d refs/heads/invalid
+ cat out &&
+ grep "not a commit" out
'
-cat > invalid-tag <<EOF
-object ffffffffffffffffffffffffffffffffffffffff
-type commit
-tag invalid
-tagger T A Gger <tagger@example.com> 1234567890 -0000
+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 $new" out
+'
-This is an invalid tag.
-EOF
+test_expect_success 'email with embedded > is not okay' '
+ git cat-file commit HEAD >basis &&
+ sed "s/@[a-z]/&>/" basis >bad-email &&
+ new=$(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" &&
+ git fsck 2>out &&
+ cat out &&
+ grep "error in commit $new" out
+'
-test_expect_success 'tag pointing to nonexistent' '
- tag=$(git hash-object -t tag -w --stdin < invalid-tag) &&
- echo $tag > .git/refs/tags/invalid &&
- test_must_fail git fsck --tags >out &&
+test_expect_success 'missing < email delimiter is reported nicely' '
+ git cat-file commit HEAD >basis &&
+ sed "s/<//" basis >bad-email-2 &&
+ new=$(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" &&
+ git fsck 2>out &&
cat out &&
- grep "broken link" out &&
- rm .git/refs/tags/invalid
+ grep "error in commit $new.* - bad name" out
'
-cat > wrong-tag <<EOF
-object $(echo blob | git hash-object -w --stdin)
-type commit
-tag wrong
-tagger T A Gger <tagger@example.com> 1234567890 -0000
+test_expect_success 'missing email is reported nicely' '
+ git cat-file commit HEAD >basis &&
+ sed "s/[a-z]* <[^>]*>//" basis >bad-email-3 &&
+ new=$(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" &&
+ git fsck 2>out &&
+ cat out &&
+ grep "error in commit $new.* - missing email" out
+'
-This is an invalid tag.
-EOF
+test_expect_success '> in name is reported' '
+ git cat-file commit HEAD >basis &&
+ sed "s/ </> </" basis >bad-email-4 &&
+ new=$(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" &&
+ git fsck 2>out &&
+ cat out &&
+ grep "error in commit $new" out
+'
+
+test_expect_success 'tag pointing to nonexistent' '
+ cat >invalid-tag <<-\EOF &&
+ object ffffffffffffffffffffffffffffffffffffffff
+ type commit
+ tag invalid
+ tagger T A Gger <tagger@example.com> 1234567890 -0000
+
+ This is an invalid tag.
+ EOF
+
+ tag=$(git hash-object -t tag -w --stdin <invalid-tag) &&
+ test_when_finished "remove_object $tag" &&
+ echo $tag >.git/refs/tags/invalid &&
+ test_when_finished "git update-ref -d refs/tags/invalid" &&
+ test_must_fail git fsck --tags >out &&
+ cat out &&
+ grep "broken link" out
+'
test_expect_success 'tag pointing to something else than its type' '
- tag=$(git hash-object -t tag -w --stdin < wrong-tag) &&
- echo $tag > .git/refs/tags/wrong &&
+ sha=$(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 $tag >.git/refs/tags/wrong &&
+ test_when_finished "git update-ref -d refs/tags/wrong" &&
test_must_fail git fsck --tags 2>out &&
cat out &&
- grep "error in tag.*broken links" out &&
- rm .git/refs/tags/wrong
+ grep "error in tag.*broken links" out
'
+test_expect_success 'cleaned up' '
+ git fsck >actual 2>&1 &&
+ test_cmp empty actual
+'
+
+test_expect_success 'rev-list --verify-objects' '
+ git rev-list --verify-objects --all >/dev/null 2>out &&
+ test_cmp empty out
+'
+test_expect_success 'rev-list --verify-objects with bad sha1' '
+ sha=$(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
+'
test_done