diff -r 60a96465dc49 -r d4e911acef3d src/test/graph_test.h
--- a/src/test/graph_test.h	Mon Oct 04 16:03:25 2004 +0000
+++ b/src/test/graph_test.h	Mon Oct 04 17:13:21 2004 +0000
@@ -298,6 +298,7 @@
       typename Graph::OutEdgeIt e(G,n);
       for(int i=0;i<nn;i++) {
 	check(e!=INVALID,"Wrong OutEdge list linking.");
+	check(n==G.tail(e), "Wrong OutEdge list linking.");
 	++e;
       }
       check(e==INVALID,"Wrong OutEdge list linking.");
@@ -310,6 +311,7 @@
       typename Graph::InEdgeIt e(G,n);
       for(int i=0;i<nn;i++) {
 	check(e!=INVALID,"Wrong InEdge list linking.");
+	check(n==G.head(e), "Wrong InEdge list linking.");
 	++e;
       }
       check(e==INVALID,"Wrong InEdge list linking.");