!7

cmodule RebootConsciousness > DynPrintLogAndEnabled {
  start-thread {
    theTest();
  }
  
  void theTest {
    LS lastLines = unquoteAll(lastNLines(2, rebootLogFile()));
    pnl(lastLines);
    if (empty(lastLines)) ret;
    if (l(lastLines) == 1) ret with confused("Only one event: " + lastLines);
    
    S line1 = first(lastLines), line2 = second(lastLines);
    new Matches m;
    new Matches m2;
    if (match("* Rebooting computer", line1, m)
      && match("* Boot timestamp changed from * to *", line2, m2)) {
      long ts1 = parseLong(m.get(0)), ts2 = parseLong(m2.get(2));
      if (ts2 > ts1)
        notConfused("All OK! Reboot followed my reboot command");
      else
        confused("Timestamps are weird: " + lastLines);
    } else
      confused("Was expecting reboot cmd & then reboot effect: " + lastLines);
  }
  
  void confused(S msg) {
    print("Confused: " + msg);
  }
  
  void notConfused(S msg) {
    print("I am very satisfied. " + msg);
  }
}