}
}

func messWith(fileName string, corrupter func(b []byte)) (r io.ReaderAt, size int64) {
	data, err := os.ReadFile(filepath.Join("testdata", fileName))
	if err != nil {
		panic("Error reading " + fileName + ": " + err.Error())
	}
	corrupter(data)
	return bytes.NewReader(data), int64(len(data))
}

	WANT='{ "before": { "color": "green", "missing": 0, "corrupted": 1 }, "after": { "color": "green", "missing": 0, "corrupted": 0 }, "args": {"file": "'${FILE}'", "dir": "'${DIR}'", "deep": true} }'
	verify_resiliency_healing "${FUNCNAME[0]}" "${WANT}"

	# Induce bitrot in two parts -- status becomes yellow (2 corrupted)
	induce_bitrot "2" "/data"$((DATA_DRIVE)) $FILE

xl.meta-corrupt...

			metaErrs[i] = errDiskNotFound
			continue
		}

		meta := partsMetadata[i]
		corrupted := false
		if filterByETag {
			corrupted = meta.Metadata["etag"] != latestMeta.Metadata["etag"]
		} else {
			corrupted = !meta.ModTime.Equal(latestMeta.ModTime) || meta.DataDir != latestMeta.DataDir
		}

		if corrupted {
			metaErrs[i] = errFileCorrupt
			partsMetadata[i] = FileInfo{}
			onlineDisks[i] = nil

				notFoundCount++
			} else if isErrBucketNotFound(err) {
				notFoundCount++
			}
		}
	}
	return len(errs) == notFoundCount
}

// ObjectDir is considered dangling/corrupted if any only
// if total disks - a combination of corrupted and missing
// files is lesser than N/2+1 number of disks.
// If no files were found false will be returned.
func isObjectDirDangling(errs []error) (ok bool) {
	var found int

  }

  private fun corruptMetadata(corruptor: (String) -> String) {
    val metadataFile =
      fileSystem.allPaths.find {
        it.name.endsWith(".0")
      }

    if (metadataFile != null) {
      val contents =
        fileSystem.read(metadataFile) {
          readUtf8()
        }

      fileSystem.write(metadataFile) {
        writeUtf8(corruptor(contents))
      }
    }
  }

var errUnexpected = StorageErr("unexpected error, please report this issue at https://github.com/minio/minio/issues")

// errCorruptedFormat - corrupted format.
var errCorruptedFormat = StorageErr("corrupted format")

// errCorruptedBackend - corrupted backend.
var errCorruptedBackend = StorageErr("corrupted backend")

// errUnformattedDisk - unformatted disk found.
var errUnformattedDisk = StorageErr("unformatted drive found")

ALIAS_NAME=myminio
BUCKET="test-bucket"
JQUERY='select(.name=="'"${BUCKET}"'/'"${DIR}"'/'"${FILE}"'") | {"before":{"color": .before.color, "missing": .before.missing, "corrupted": .before.corrupted},"after":{"color": .after.color, "missing": .after.missing, "corrupted": .after.corrupted}}'
if [ "$DEEP" = "true" ]; then
	SCAN_DEEP="--scan=deep"
fi

GOT=$(./mc admin heal --json ${SCAN_DEEP} ${ALIAS_NAME}/${BUCKET}/${DIR}/${FILE})

- Any JBOD inconsistent - return failure
- Some are corrupt (missing format.json) - return failure
- Any unrecognized disks - return failure

Some disks are offline and we have quorum.
-----------------
- Some unformatted - format all and return success,
  treat disks offline as corrupted.
- Any JBOD inconsistent - return failure
- Some are corrupt (missing format.json)
- Any unrecognized disks - return failure

    Collection<V> values = multimap().get(k3());
    if (values.size() == 0) {
      expectUnchanged();
      // Be extra thorough in case internal state was corrupted by the expected null.
      assertEquals(new ArrayList<>(), new ArrayList<>(values));
      assertEquals(size, multimap().size());
    } else {
      assertEquals(newArrayList(v3()), new ArrayList<>(values));