!7

p {
  S s = repString("hello world. ", 10);
  print(s);
  final S enc = aesEncryptString(s, "pw 1");
  print(enc);
  int l1 = l(toUtf8(s));
  int l2 = l(toUtf8(enc));
  int percent = ratioToIntPercent(l2, l1);
  print("Length: " + l1 + " -> " + l2 + " (\*percent*/%)");
  assertEquals(s, aesDecryptString(enc, "pw 1"));
  assertFail(r {
    aesDecryptString(enc, "pw 2");
  });
  printStackTrace_indent("HARMLESS", lastSilentException());
  print("ENCRYPT/DECRYPT/WRONG PASSWORD TEST OK!");
}