[Boost-commit] svn:boost r72108 - trunk/libs/range/test/adaptor_test

Subject: [Boost-commit] svn:boost r72108 - trunk/libs/range/test/adaptor_test
From: neil_at_[hidden]
Date: 2011-05-22 18:15:15

Author: neilgroves
Date: 2011-05-22 18:15:14 EDT (Sun, 22 May 2011)
New Revision: 72108
URL: http://svn.boost.org/trac/boost/changeset/72108

Log:
[boost][range] - Ticket 5236 - Improved test coverage to ensure that the result for a random access strided range is consistent with that of a bidirectional strided range.
Text files modified: 
   trunk/libs/range/test/adaptor_test/strided.cpp |    19 ++++++++++++++++---                     
   1 files changed, 16 insertions(+), 3 deletions(-)

Modified: trunk/libs/range/test/adaptor_test/strided.cpp
==============================================================================
--- trunk/libs/range/test/adaptor_test/strided.cpp	(original)
+++ trunk/libs/range/test/adaptor_test/strided.cpp	2011-05-22 18:15:14 EDT (Sun, 22 May 2011)
@@ -252,14 +252,19 @@
         }
 
         template<typename Range>
-        void strided_test_ticket_5236_check(const Range& rng)
+        void strided_test_ticket_5236_check_bidirectional(const Range& rng)
         {
             BOOST_CHECK_EQUAL( boost::distance(rng), 1 );
             BOOST_CHECK_EQUAL( std::distance(boost::begin(rng), boost::prior(boost::end(rng))), 0 );
-            
+        }
+        
+        template<typename Range>
+        void strided_test_ticket_5236_check(const Range& rng)
+        {
+            strided_test_ticket_5236_check_bidirectional(rng);
+                        
             typename boost::range_iterator<const Range>::type it = boost::end(rng);
             it = it - 1;
-            
             BOOST_CHECK_EQUAL( std::distance(boost::begin(rng), it), 0 );
         }
         
@@ -268,7 +273,15 @@
             std::vector<int> v;
             v.push_back(1);
             strided_test_ticket_5236_check( v | boost::adaptors::strided(2) );                
+            
+            // Ensure that there is consistency between the random-access implementation
+            // and the bidirectional.
+            
+            std::list<int> l;
+            l.push_back(1);
+            strided_test_ticket_5236_check_bidirectional( l | boost::adaptors::strided(2) );
         }
+        
     }
 }