tests/arith3.sub

   1 #   This program is free software: you can redistribute it and/or modify
   2 #   it under the terms of the GNU General Public License as published by
   3 #   the Free Software Foundation, either version 3 of the License, or
   4 #   (at your option) any later version.
   5 #
   6 #   This program is distributed in the hope that it will be useful,
   7 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 #   GNU General Public License for more details.
  10 #
  11 #   You should have received a copy of the GNU General Public License
  12 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 #
  14 # this depends on the sequence of random numbers from the internal LCRNG
  15 RANDOM=42
  16 (( dice[RANDOM%6+1 + RANDOM%6+1]++ ))
  17 echo ${dice[6]}
  18
  19 (( ++dice[RANDOM%6+1 + RANDOM%6+1] ))
  20 echo ${dice[7]}
  21
  22 v=4
  23 DIND=20
  24
  25 (( dice[DIND%6 + 1]=v ))
  26 echo ${dice[3]}
  27 (( dice[DIND/v]+=2 ))
  28
  29 RANDOM=42
  30
  31 (( dice[RANDOM%6+1 + RANDOM%6+1]+=v ))
  32 echo ${dice[6]}
  33
  34 (( dice[RANDOM%6+1 + RANDOM%6+1]-=v ))
  35 echo ${dice[7]}
  36
  37 (( dice[RANDOM%6+1 + RANDOM%6+1]+=2 ))
  38 echo ${dice[8]}
  39
  40 (( dice[RANDOM%6+1 + RANDOM%6+1]*=2 ))
  41 echo ${dice[5]}
  42
  43 unset dice1 dice2
  44 RANDOM=42
  45
  46 for i in {1..5000}; do ((dice1[$RANDOM%6+1 + $RANDOM%6+1]++)); done;
  47 unset t; for i in ${dice1[@]}; do ((t+=i)); done; echo $t
  48
  49 foo="${dice1[@]}"
  50
  51 RANDOM=42
  52
  53 for i in {1..5000}; do ((dice2[RANDOM%6+1 + RANDOM%6+1]++)); done;
  54 unset t; for i in ${dice2[@]}; do ((t+=i)); done; echo $t
  55
  56 bar="${dice2[@]}"
  57
  58 if [ "$foo" != "$bar" ]; then
  59         echo "random sequences differ"
  60 fi