Merge Boost.Algorithm to release branch

[SVN r78025]

test/partition_copy_test1.cpp

@@ -0,0 +1,87 @@
+/* 
+   Copyright (c) Marshall Clow 2011-2012.
+
+   Distributed under the Boost Software License, Version 1.0. (See accompanying
+   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+    For more information, see http://www.boost.org
+*/
+
+#include <iostream>
+
+#include <boost/config.hpp>
+#include <boost/algorithm/cxx11/partition_copy.hpp>
+#include <boost/test/included/test_exec_monitor.hpp>
+
+#include <boost/algorithm/cxx11/all_of.hpp>
+#include <boost/algorithm/cxx11/none_of.hpp>
+#include <string>
+#include <vector>
+#include <list>
+
+namespace ba = boost::algorithm;
+// namespace ba = boost;
+
+template <typename Container, typename Predicate>
+void test_sequence ( const Container &c, Predicate comp ) {
+    std::vector<typename Container::value_type> v1, v2;
+    
+    v1.clear (); v2.clear ();
+    ba::partition_copy ( c.begin (), c.end (), 
+                std::back_inserter (v1), std::back_inserter (v2), comp );
+//  std::cout << "Sizes(1): " << c.size () << " -> { " << v1.size () << ", " << v2.size () << " }" << std::endl;
+    BOOST_CHECK ( v1.size () + v2.size () == c.size ());
+    BOOST_CHECK ( ba::all_of  ( v1.begin (), v1.end (), comp ));
+    BOOST_CHECK ( ba::none_of ( v2.begin (), v2.end (), comp ));
+
+    v1.clear (); v2.clear ();
+    ba::partition_copy ( c, std::back_inserter (v1), std::back_inserter ( v2 ), comp );
+//  std::cout << "Sizes(2): " << c.size () << " -> { " << v1.size () << ", " << v2.size () << " }" << std::endl;
+    BOOST_CHECK ( v1.size () + v2.size () == c.size ());
+    BOOST_CHECK ( ba::all_of  ( v1, comp ));
+    BOOST_CHECK ( ba::none_of ( v2, comp ));
+    }
+
+template <typename T>
+struct less_than {
+public:
+    less_than ( T foo ) : val ( foo ) {}
+    less_than ( const less_than &rhs ) : val ( rhs.val ) {}
+
+    bool operator () ( const T &v ) const { return v < val; }
+private:
+    less_than ();
+    less_than operator = ( const less_than &rhs );
+    T val;
+    };
+
+bool is_even ( int v ) { return v % 2 == 0; }
+
+void test_sequence1 () {
+    std::vector<int> v;
+    
+    v.clear ();
+    for ( int i = 5; i < 15; ++i )
+        v.push_back ( i );
+    test_sequence ( v, less_than<int>(3));      // no elements
+    test_sequence ( v, less_than<int>(6));      // only the first element
+    test_sequence ( v, less_than<int>(10));
+    test_sequence ( v, less_than<int>(99));     // all elements satisfy 
+
+//  With bidirectional iterators.
+    std::list<int> l;
+    for ( int i = 5; i < 16; ++i )
+        l.push_back ( i );
+    test_sequence ( l, less_than<int>(3));      // no elements
+    test_sequence ( l, less_than<int>(6));      // only the first element
+    test_sequence ( l, less_than<int>(10));
+    test_sequence ( l, less_than<int>(99));     // all elements satisfy 
+
+    }
+
+
+int test_main( int , char* [] )
+{
+  test_sequence1 ();
+  return 0;
+}