public void applyOctalExact() throws IOException {
Perm perm = new Perm();
addArgument(perm, "123");
perm.initialise(new FindOptions());
assertEquals(Result.FAIL, perm.apply(rwxrwxrwx));
assertEquals(Result.FAIL, perm.apply(rwx______));
assertEquals(Result.FAIL, perm.apply(r__r__r__));
assertEquals(Result.FAIL, perm.apply(rwxr_____));
assertEquals(Result.PASS, perm.apply(__x_w__wx));
}