X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=check%2Ftime_lw_D.cpp;h=ffb338c83941b20ab504e528f59c7f7359cc045d;hp=f226f51a43b8b2ab95bfcf4c50e378ffc29a6d5e;hb=1c65b3c7d04ab7123bbc7fc9e420c8bd484927a1;hpb=af922d5eb36ed70e4a9e3ffaf4c24492cf89a1a6 diff --git a/check/time_lw_D.cpp b/check/time_lw_D.cpp index f226f51a..ffb338c8 100644 --- a/check/time_lw_D.cpp +++ b/check/time_lw_D.cpp @@ -4,7 +4,7 @@ * Lewis and Michael Wester. */ /* - * GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany + * GiNaC Copyright (C) 1999-2016 Johannes Gutenberg University Mainz, Germany * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -18,12 +18,18 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "times.h" +#include "ginac.h" +#include "timer.h" +using namespace GiNaC; -static unsigned test(void) +#include +#include +using namespace std; + +static unsigned test() { ex s; symbol y("y"); @@ -32,22 +38,23 @@ static unsigned test(void) for (int i=1; i<=10; ++i) s += i*y*pow(t,i)/pow(y + i*t,i); - if (s.nops()!=10) { + s = s.normal(); + + if (s.subs(t==0)!=0) { clog << "something very strange happened" << endl; return 1; } return 0; } -unsigned time_lw_D(void) +unsigned time_lw_D() { unsigned result = 0; unsigned count = 0; timer rolex; double time = .0; - cout << "timing Lewis-Wester test D (sum of rational fcns)" << flush; - clog << "-------Lewis-Wester test D (sum of rational fcns)" << endl; + cout << "timing Lewis-Wester test D (normalized sum of rational fcns)" << flush; rolex.start(); // correct for very small times: @@ -56,14 +63,16 @@ unsigned time_lw_D(void) ++count; } while ((time=rolex.read())<0.1 && !result); cout << '.' << flush; - - if (!result) { - cout << " passed "; - clog << "(no output)" << endl; - } else { - cout << " failed "; - } - cout << int(100000*(time/count))*0.00001 << 's' << endl; + cout << time/count << 's' << endl; return result; } + +extern void randomify_symbol_serials(); + +int main(int argc, char** argv) +{ + randomify_symbol_serials(); + cout << setprecision(2) << showpoint; + return time_lw_D(); +}