Changeset 2573 for zzuf/trunk/test/check-rng
- Timestamp:
- Jul 20, 2008, 11:57:58 AM (14 years ago)
- File:
-
- 1 edited
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zzuf/trunk/test/check-rng
r2564 r2573 1 1 #!/bin/sh 2 2 3 set -e 3 . "$(dirname "$0")/functions.inc" 4 4 5 5 checkflip() … … 9 9 s2=$seed 10 10 mib=20 11 echo "*** $mib MiB of zeroes, ratio $r ***"12 11 rmax=-1 13 12 rmin=-1 14 13 rtot=0 14 new_test "$mib MiB of zeroes, ratio $r" 15 15 for x in 0 1 2 3 4; do 16 16 ret=`dd if=/dev/zero bs=1048576 count=$mib 2>/dev/null | "$ZZUF" -s $s2 -r $r | "$ZZERO"` … … 23 23 rmean=`expr '(' $rtot + 2 ')' / 5 || true` 24 24 delta=`expr $rmean - $expect || true` 25 printf " expected $expect min/avg/max $rmin/$rmean/$rmax .........." 25 26 if [ "$delta" -gt -5 -a "$delta" -lt 5 ]; then 26 result="ok"27 pass_test " ok" 27 28 elif [ $(($rmean * 8)) -lt $(($expect * 7)) \ 28 29 -o $(($rmean * 7)) -gt $(($expect * 8)) ]; then 29 result="FAILED" 30 FAILED=$(($FAILED + 1)) 30 fail_test " FAILED" 31 31 else 32 result="ok"32 pass_test " ok" 33 33 fi 34 TESTED=$(($TESTED + 1))35 echo " expected $expect min/avg/max $rmin/$rmean/$rmax .......... $result"36 34 } 37 35 38 DIR="$(dirname "$0")" 39 ZZUF="$DIR/../src/zzuf" 40 ZZERO="$DIR/zzero" 41 if [ ! -f "$ZZERO" ]; then 42 echo "error: test/zzero is missing" 43 exit 1 44 fi 45 FAILED=0 46 TESTED=0 47 48 if [ -z "$1" ]; then 49 seed=$(date | $ZZUF -m 2>/dev/null | cut -f2 -d' ' | tr -d abcdef | cut -b1-8) 50 else 51 seed="$1" 52 fi 53 54 echo "*** running zzuf RNG test suite with seed $seed ***" 36 start_test "zzuf RNG test suite" 55 37 56 38 # if X flips are performed on N bits set to 0, the average number of bits … … 66 48 checkflip 0.1 15205967 67 49 68 if [ "$FAILED" != 0 ]; then 69 echo "*** $FAILED tests failed out of $TESTED ***" 70 exit 1 71 fi 72 echo "*** all $TESTED tests OK ***" 50 stop_test 73 51 74 exit 075
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