X-Git-Url: https://ginac.de/ginac.git//ginac.git?a=blobdiff_plain;f=check%2Fexam_color.cpp;h=d5db5c34eedd26cbf68d4803ae4f27e0ecd1f6e1;hb=d4ea19a525805e98ddbc8c88a4bb229763373c04;hp=febc091c0339786ca98152f7e8ace47cade839cc;hpb=695f6ae955ec530cded8f21efd5569df39447f76;p=ginac.git

diff --git a/check/exam_color.cpp b/check/exam_color.cpp
index febc091c..d5db5c34 100644
--- a/check/exam_color.cpp
+++ b/check/exam_color.cpp
@@ -3,7 +3,7 @@
  *  Here we test GiNaC's color objects (su(3) Lie algebra). */
 
 /*
- *  GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2020 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
@@ -17,10 +17,14 @@
  *
  *  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 "ginac.h"
+using namespace GiNaC;
+
+#include <iostream>
+using namespace std;
 
 static unsigned check_equal(const ex &e1, const ex &e2)
 {
@@ -68,7 +72,7 @@ static unsigned color_check1()
 	for (int i=1; i<9; i++)
 	    for (int j=1; j<9; j++)
 	        for (int k=1; k<9; k++)
-                sum += e.subs(lst(a == i, b == j, c == k));
+			sum += e.subs(lst{a == i, b == j, c == k});
 	if (!sum.is_equal(numeric(-32,3))) {
 		clog << "numeric contraction of " << e << " erroneously returned "
 		     << sum << " instead of -32/3" << endl;
@@ -129,13 +133,13 @@ static unsigned color_check3()
 	result += check_equal(color_trace(e, 0), color_ONE(1) / 3);
 	result += check_equal(color_trace(e, 1), color_ONE(0) / 3);
 	result += check_equal(color_trace(e, 2), e);
-	result += check_equal(color_trace(e, lst(0, 1)), 1);
+	result += check_equal(color_trace(e, lst{0, 1}), 1);
 
 	e = color_T(a, 0) * color_T(a, 1) * color_T(b, 0) * color_T(b, 1);
 	result += check_equal_simplify(color_trace(e, 0), 2 * color_ONE(1) / 3);
 	result += check_equal_simplify(color_trace(e, 1), 2 * color_ONE(0) / 3);
 	result += check_equal_simplify(color_trace(e, 2), e);
-	result += check_equal_simplify(color_trace(e, lst(0, 1)), 2);
+	result += check_equal_simplify(color_trace(e, lst{0, 1}), 2);
 
 	return result;
 }
@@ -145,18 +149,15 @@ unsigned exam_color()
 	unsigned result = 0;
 	
 	cout << "examining color objects" << flush;
-	clog << "----------color objects:" << endl;
 
 	result += color_check1();  cout << '.' << flush;
 	result += color_check2();  cout << '.' << flush;
 	result += color_check3();  cout << '.' << flush;
 	
-	if (!result) {
-		cout << " passed " << endl;
-		clog << "(no output)" << endl;
-	} else {
-		cout << " failed " << endl;
-	}
-	
 	return result;
 }
+
+int main(int argc, char** argv)
+{
+	return exam_color();
+}