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#!/bin/bash
. ../MasterTest.sh
TESTNAME='Random number generator tests'
CleanFiles rng.in random.dat mt.dat stdlib.dat pcg32.dat
INPUT='-i rng.in'
UNITNAME='Test Marsaglia, PCG32, and Xoshiro128++ RNGs'
cat > rng.in <<EOF
rng setdefault marsaglia createset Marsaglia settype int count 10 seed 10 out random.dat
rng setdefault xo128 createset Xoshiro128++ settype int count 10 seed 10 out random.dat
list
EOF
RunCpptraj "$UNITNAME"
DoTest random.dat.save random.dat
UNITNAME='PCG32 RNG test.'
# PCG32 does not yet compile for windows.
CheckFor notos windows
if [ $? -eq 0 ] ; then
cat > rng.in <<EOF
rng setdefault pcg32 createset PCG32 settype int count 10 seed 10 out pcg32.dat
list
EOF
RunCpptraj "$UNITNAME"
DoTest pcg32.dat.save pcg32.dat
fi
UNITNAME='Test Stdlib RNG'
# Stdlib rand implementation is different on windows/osx
CheckFor testos Linux
if [ $? -eq 0 ] ; then
cat > rng.in <<EOF
rng setdefault stdlib createset Stdlib settype int count 10 seed 10 out stdlib.dat
list
EOF
RunCpptraj "$UNITNAME"
DoTest stdlib.dat.save stdlib.dat
fi
UNITNAME='Test Mersenne Twister RNG'
CheckFor c++11
if [ $? -eq 0 ] ; then
cat > rng.in <<EOF
rng setdefault mt createset MT settype int count 10 seed 10 out mt.dat
EOF
RunCpptraj "$UNITNAME"
DoTest mt.dat.save mt.dat
fi
EndTest
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