diff -r 7b81a36809c6 -r 6aa1520a0f2f src/test/maps_test.cc
--- a/src/test/maps_test.cc	Tue Jan 11 09:04:08 2005 +0000
+++ b/src/test/maps_test.cc	Tue Jan 11 09:05:24 2005 +0000
@@ -26,6 +26,8 @@
   checkConcept<ReadMap<A,double>, DivMap<DoubleMap,DoubleMap> >();
   checkConcept<ReadMap<A,double>, NegMap<DoubleMap> >();
   checkConcept<ReadMap<A,double>, AbsMap<DoubleMap> >();
+  checkConcept<ReadMap<A,double>, ShiftMap<DoubleMap> >();
+  checkConcept<ReadMap<A,double>, ScaleMap<DoubleMap> >();
   
   checkConcept<ReadMap<B,double>, ComposeMap<DoubleMap,ReadMap<B,A> > >();