static void checkFileStatus(ChPermissionStatus expected, FileStatus actual) {
assertEquals(expected.getUserName(), actual.getOwner());
assertEquals(expected.getGroupName(), actual.getGroup());
FsPermission perm = expected.getPermission();
if (actual.isFile() && expected.defaultPerm) {
perm = perm.applyUMask(UMASK);
}
assertEquals(perm, actual.getPermission());
}
private static String runLsr(final FsShell shell, String root, int returnvalue