diff --git a/src/app_test.cpp b/src/app_test.cpp
index 755bfe6..183c735 100644
--- a/src/app_test.cpp
+++ b/src/app_test.cpp
@@ -562,6 +562,9 @@ int testIntegers()
 			  failed.push_back(i->folder);
 		  }
 	  cout<<"\n";
+	  cout<<"Number of succesful tests "<<good<<endl;
+	  cout<<"Number of failed tests "<<bad<<endl;
+
 	  if(!failed.empty())
 	  {
 		  cout<<"Failed tests:\n-------------\n";
@@ -569,11 +572,9 @@ int testIntegers()
 		  {
 			  cout<<*i<<" FAILED!\n";
 		  }
+		  return 1;
 	  }
 
-	  cout<<"Number of succesful tests "<<good<<endl;
-	  cout<<"Number of failed tests "<<bad<<endl;
-
 	  return 0;
   }
 };
diff --git a/testsuite/0008PolynomialSetUnion/command b/testsuite/0008PolynomialSetUnion/command
index cbb23d6..d61cb71 100644
--- a/testsuite/0008PolynomialSetUnion/command
+++ b/testsuite/0008PolynomialSetUnion/command
@@ -1 +1 @@
-%s _bases | %s _polynomialsetunion |sort
+%s _bases | %s _polynomialsetunion |LC_ALL=C sort|tail -n +2 | sed -e '$ d'
diff --git a/testsuite/0008PolynomialSetUnion/output b/testsuite/0008PolynomialSetUnion/output
index 38dfb6f..12a65c7 100644
--- a/testsuite/0008PolynomialSetUnion/output
+++ b/testsuite/0008PolynomialSetUnion/output
@@ -1,62 +1,60 @@
-{
+a*b-c^6,
+a*b^2-c^3,
+a*b^4-b,
+a*c-b^6,
+a*c^2-b,
+a*c^6-c,
+a-b^11,
+a-b^2*c,
+a-c^9,
 a^11-c,
 a^15-a,
+a^2*b-c,
 a^2*b^3-a,
+a^2*c-b^3,
 a^2-b^8,
-a^2*b-c,
 a^2-c^4,
-a^2*c-b^3,
-a^3-b^5,
-a^3-b*c^2,
 a^3*c^2-c}
-a^4-b^2,
+a^3-b*c^2,
+a^3-b^5,
 a^4*c-a,
+a^4-b^2,
 a^5-c^3,
 a^6*b-a,
 a^6-b*c,
 a^8-c^2,
 a^9-b,
-a-b^11,
-a-b^2*c,
-a*b^2-c^3,
-a*b^4-b,
-a*b-c^6,
-a*c^2-b,
-a*c^6-c,
-a-c^9,
-a*c-b^6,
+b*c-a^6,
+b*c^2-a^3,
+b*c^4-c,
+b-a*c^2,
+b-a^9,
+b-c^11,
 b^11-a,
 b^15-b,
-b^2-a^4,
+b^2*c-a,
 b^2*c^3-b,
+b^2-a^4,
 b^2-c^8,
-b^2*c-a,
 b^3-a^2*c,
 b^3-c^5,
 b^4-c^2,
 b^5-a^3,
-b^6-a*c,
 b^6*c-b,
+b^6-a*c,
 b^8-a^2,
 b^9-c,
-b-a^9,
-b-a*c^2,
-b-c^11,
-b*c^2-a^3,
-b*c^4-c,
-b*c-a^6,
+c-a^11,
+c-a^2*b,
+c-b^9,
 c^11-b,
 c^15-c,
 c^2-a^8,
 c^2-b^4,
-c^3-a^5,
 c^3-a*b^2,
+c^3-a^5,
 c^4-a^2,
 c^5-b^3,
 c^6-a*b,
 c^8-b^2,
 c^9-a,
-c-a^11,
-c-a^2*b,
-c-b^9,
-Q[a,b,c]
diff --git a/testsuite/0008PolynomialSetUnion/outputNew b/testsuite/0008PolynomialSetUnion/outputNew
index 38dfb6f..12a65c7 100644
--- a/testsuite/0008PolynomialSetUnion/outputNew
+++ b/testsuite/0008PolynomialSetUnion/outputNew
@@ -1,62 +1,60 @@
-{
+a*b-c^6,
+a*b^2-c^3,
+a*b^4-b,
+a*c-b^6,
+a*c^2-b,
+a*c^6-c,
+a-b^11,
+a-b^2*c,
+a-c^9,
 a^11-c,
 a^15-a,
+a^2*b-c,
 a^2*b^3-a,
+a^2*c-b^3,
 a^2-b^8,
-a^2*b-c,
 a^2-c^4,
-a^2*c-b^3,
-a^3-b^5,
-a^3-b*c^2,
 a^3*c^2-c}
-a^4-b^2,
+a^3-b*c^2,
+a^3-b^5,
 a^4*c-a,
+a^4-b^2,
 a^5-c^3,
 a^6*b-a,
 a^6-b*c,
 a^8-c^2,
 a^9-b,
-a-b^11,
-a-b^2*c,
-a*b^2-c^3,
-a*b^4-b,
-a*b-c^6,
-a*c^2-b,
-a*c^6-c,
-a-c^9,
-a*c-b^6,
+b*c-a^6,
+b*c^2-a^3,
+b*c^4-c,
+b-a*c^2,
+b-a^9,
+b-c^11,
 b^11-a,
 b^15-b,
-b^2-a^4,
+b^2*c-a,
 b^2*c^3-b,
+b^2-a^4,
 b^2-c^8,
-b^2*c-a,
 b^3-a^2*c,
 b^3-c^5,
 b^4-c^2,
 b^5-a^3,
-b^6-a*c,
 b^6*c-b,
+b^6-a*c,
 b^8-a^2,
 b^9-c,
-b-a^9,
-b-a*c^2,
-b-c^11,
-b*c^2-a^3,
-b*c^4-c,
-b*c-a^6,
+c-a^11,
+c-a^2*b,
+c-b^9,
 c^11-b,
 c^15-c,
 c^2-a^8,
 c^2-b^4,
-c^3-a^5,
 c^3-a*b^2,
+c^3-a^5,
 c^4-a^2,
 c^5-b^3,
 c^6-a*b,
 c^8-b^2,
 c^9-a,
-c-a^11,
-c-a^2*b,
-c-b^9,
-Q[a,b,c]