diff -r 372f08e8f403 -r 9d503ce002db src/test/maps_test.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/test/maps_test.cc	Mon Jan 03 16:19:46 2005 +0000
@@ -0,0 +1,35 @@
+#include <lemon/concept_check.h>
+#include <lemon/concept/maps.h>
+#include <lemon/maps.h>
+
+#include "test_tools.h"
+
+using namespace lemon;
+using namespace lemon::concept;
+
+struct A {};
+struct B {};
+
+typedef ReadMap<A,double> DoubleMap;
+
+int main()
+{ // checking graph components
+  
+  checkConcept<ReadMap<A,B>, ReadMap<A,B> >();
+  checkConcept<WriteMap<A,B>, WriteMap<A,B> >();
+  checkConcept<ReadWriteMap<A,B>, ReadWriteMap<A,B> >();
+  checkConcept<ReferenceMap<A,B,B&,const B&>, ReferenceMap<A,B,B&,const B&> >();
+
+  checkConcept<ReadMap<A,double>, AddMap<DoubleMap,DoubleMap> >();
+  checkConcept<ReadMap<A,double>, SubMap<DoubleMap,DoubleMap> >();
+  checkConcept<ReadMap<A,double>, MulMap<DoubleMap,DoubleMap> >();
+  checkConcept<ReadMap<A,double>, DivMap<DoubleMap,DoubleMap> >();
+  checkConcept<ReadMap<A,double>, NegMap<DoubleMap> >();
+  checkConcept<ReadMap<A,double>, AbsMap<DoubleMap> >();
+  
+  checkConcept<ReadMap<B,double>, ComposeMap<DoubleMap,ReadMap<B,A> > >();
+
+  std::cout << __FILE__ ": All tests passed.\n";
+  
+  return 0;
+}