Unordered/Hash: Merge from trunk.

[SVN r78319]

test/unordered/equality_tests.cpp

@@ -4,9 +4,10 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 #include "../helpers/prefix.hpp"
-
 #include <boost/unordered_set.hpp>
 #include <boost/unordered_map.hpp>
+#include "../helpers/postfix.hpp"
+
 #include <boost/preprocessor/seq.hpp>
 #include <list>
 #include "../helpers/test.hpp"
@@ -149,6 +150,14 @@ namespace equality_tests
             ((1)(2))((1001)(1)), !=, ((1001)(2))((1)(1)))
     }
 
+    UNORDERED_AUTO_TEST(equality_multiple_group_test)
+    {
+        UNORDERED_EQUALITY_MULTISET_TEST(
+            (1)(1)(1)(1001)(2001)(2001)(2)(1002)(3)(1003)(2003), ==,
+            (3)(1003)(2003)(1002)(2)(2001)(2001)(1)(1001)(1)(1)
+        );
+    }
+
     // Test that equality still works when the two containers have
     // different hash functions but the same equality predicate.
 
@@ -167,7 +176,6 @@ namespace equality_tests
         set1.insert(20); set2.insert(10);
         BOOST_TEST(set1 == set2);
     }
-
 }
 
 RUN_TESTS()