diff options
Diffstat (limited to 't/t5325-reverse-index.sh')
| -rwxr-xr-x | t/t5325-reverse-index.sh | 90 |
1 files changed, 89 insertions, 1 deletions
diff --git a/t/t5325-reverse-index.sh b/t/t5325-reverse-index.sh index d042d26f2b..431a603ca0 100755 --- a/t/t5325-reverse-index.sh +++ b/t/t5325-reverse-index.sh @@ -1,17 +1,20 @@ #!/bin/sh test_description='on-disk reverse index' + +TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh # The below tests want control over the 'pack.writeReverseIndex' setting # themselves to assert various combinations of it with other options. -sane_unset GIT_TEST_WRITE_REV_INDEX +sane_unset GIT_TEST_NO_WRITE_REV_INDEX packdir=.git/objects/pack test_expect_success 'setup' ' test_commit base && + test_config pack.writeReverseIndex false && pack=$(git pack-objects --all $packdir/pack) && rev=$packdir/pack-$pack.rev && @@ -94,6 +97,17 @@ test_expect_success 'reverse index is not generated when available on disk' ' --batch-check="%(objectsize:disk)" <tip ' +test_expect_success 'reverse index is ignored when pack.readReverseIndex is false' ' + test_index_pack true && + test_path_is_file $rev && + + test_config pack.readReverseIndex false && + + git rev-parse HEAD >tip && + GIT_TEST_REV_INDEX_DIE_ON_DISK=1 git cat-file \ + --batch-check="%(objectsize:disk)" <tip +' + test_expect_success 'revindex in-memory vs on-disk' ' git init repo && test_when_finished "rm -fr repo" && @@ -117,4 +131,78 @@ test_expect_success 'revindex in-memory vs on-disk' ' test_cmp on-disk in-core ) ' + +test_expect_success 'fsck succeeds on good rev-index' ' + test_when_finished rm -fr repo && + git init repo && + ( + cd repo && + + test_commit commit && + git -c pack.writeReverseIndex=true repack -ad && + git fsck 2>err && + test_must_be_empty err + ) +' + +test_expect_success 'set up rev-index corruption tests' ' + git init corrupt && + ( + cd corrupt && + + test_commit commit && + git -c pack.writeReverseIndex=true repack -ad && + + revfile=$(ls .git/objects/pack/pack-*.rev) && + chmod a+w $revfile && + cp $revfile $revfile.bak + ) +' + +corrupt_rev_and_verify () { + ( + pos="$1" && + value="$2" && + error="$3" && + + cd corrupt && + revfile=$(ls .git/objects/pack/pack-*.rev) && + + # Reset to original rev-file. + cp $revfile.bak $revfile && + + printf "$value" | dd of=$revfile bs=1 seek="$pos" conv=notrunc && + test_must_fail git fsck 2>err && + grep "$error" err + ) +} + +test_expect_success 'fsck catches invalid checksum' ' + revfile=$(ls corrupt/.git/objects/pack/pack-*.rev) && + orig_size=$(wc -c <$revfile) && + hashpos=$((orig_size - 10)) && + corrupt_rev_and_verify $hashpos bogus \ + "invalid checksum" +' + +test_expect_success 'fsck catches invalid row position' ' + corrupt_rev_and_verify 14 "\07" \ + "invalid rev-index position" +' + +test_expect_success 'fsck catches invalid header: magic number' ' + corrupt_rev_and_verify 1 "\07" \ + "reverse-index file .* has unknown signature" +' + +test_expect_success 'fsck catches invalid header: version' ' + corrupt_rev_and_verify 7 "\02" \ + "reverse-index file .* has unsupported version" +' + +test_expect_success 'fsck catches invalid header: hash function' ' + corrupt_rev_and_verify 11 "\03" \ + "reverse-index file .* has unsupported hash id" +' + test_done |