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#! /bin/bash
# This script tests: pbmnoise
#
# Assumes that the random number generator is Mersenne Twister
echo "Test 1. Should print 242292858 962 five times"
for arg in "" "-ratio=1/2" "-ratio=256/512" "-ratio=32768/65536" "-pack"
do
pbmnoise -endian=big -randomseed=1 1088 7 ${arg} | cksum
done
echo "Test 2."
for ((i=0 ; i<=32; i++))
do
pbmnoise -endian=little -randomseed=11 -ratio=$i/32 -plain 32 1 | \
tr '\n' ' '; echo
done
echo "Test 3. Should print 126142586 1218 four times"
pbmnoise -endian=big -pack -randomseed=12 -plain 19 64 | sed 2d | tr -d '\n' | cksum
pbmnoise -endian=big -pack -randomseed=12 -plain 152 8 | sed 2d | tr -d '\n' | cksum
pbmnoise -endian=big -pack -randomseed=12 -plain 64 19 | sed 2d | tr -d '\n' | cksum
pbmnoise -endian=big -randomseed=12 -plain 64 19 | sed 2d | tr -d '\n' | cksum
echo "Test 4."
pbmnoise -endian=big -randomseed=23 64 1 -plain | tr '\n' ' '; echo
( pbmnoise -endian=native -randomseed=23 64 1 -plain | tr '\n' ' '; echo
pbmnoise -endian=swap -randomseed=23 64 1 -plain | tr '\n' ' '; echo
) | sort -nr
pbmnoise -endian=little -randomseed=23 64 1 -plain | tr '\n' ' '; echo
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