* these oopses for good, so we run those stupid tests... */
/*
- * GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2008 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
*
* 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 "exams.h"
+#include <iostream>
+#include "ginac.h"
+using namespace std;
+using namespace GiNaC;
// The very first pair of historic problems had its roots in power.cpp and was
// finally resolved on April 27th 1999. (Fixing the first on April 23rd
ex e = ((-5-2*x)-((2-5*x)/(-2+x))*(3+2*x))/(5-4*x);
ex f = e.normal();
- ex d = (4+10*x+8*pow(x,2))/(x-2)/(5-4*x);
+ ex d = normal((4+10*x+8*pow(x,2))/(x-2)/(5-4*x));
if (!(f - d).expand().is_zero()) {
clog << "normal(" << e << ") returns " << f << " instead of " << d << endl;
return result;
}
+// Bug in reposition_dummy_indices() could result in correct expression
+// turned into one with inconsistent indices. Fixed on Aug 29, 2006
+static unsigned exam_paranoia17()
+{
+ varidx mu1(symbol("mu1"), 4);
+ varidx mu2(symbol("mu2"), 4);
+ varidx mu3(symbol("mu3"), 4);
+ varidx mu4(symbol("mu4"), 4);
+ varidx mu5(symbol("mu5"), 4);
+ varidx mu6(symbol("mu6"), 4);
+
+ exvector ev2;
+ ev2.push_back(mu3.toggle_variance());
+ ev2.push_back(mu6);
+ ev2.push_back(mu5.toggle_variance());
+ ev2.push_back(mu6.toggle_variance());
+ ev2.push_back(mu5);
+ ev2.push_back(mu3);
+ // notice: all indices are contracted ...
+
+ ex test_cycl = indexed(symbol("A"), sy_cycl(), ev2);
+ test_cycl = test_cycl.simplify_indexed();
+ // ... so there should be zero free indices in the end.
+ return test_cycl.get_free_indices().size();
+}
+
+
unsigned exam_paranoia()
{
unsigned result = 0;
cout << "examining several historic failures just out of paranoia" << flush;
- clog << "----------several historic failures:" << endl;
result += exam_paranoia1(); cout << '.' << flush;
result += exam_paranoia2(); cout << '.' << flush;
result += exam_paranoia14(); cout << '.' << flush;
result += exam_paranoia15(); cout << '.' << flush;
result += exam_paranoia16(); cout << '.' << flush;
-
- if (!result) {
- cout << " passed " << endl;
- clog << "(no output)" << endl;
- } else {
- cout << " failed " << endl;
- }
+ result += exam_paranoia17(); cout << '.' << flush;
return result;
}
+
+int main(int argc, char** argv)
+{
+ return exam_paranoia();
+}