Boost.RangeEx merged into Boost.Range

[SVN r60897]

test/algorithm_test/transform.cpp

@@ -0,0 +1,158 @@
+// Boost.Range library
+//
+//  Copyright Neil Groves 2009. Use, modification and
+//  distribution is subject to 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/libs/range/
+//
+#include <boost/range/algorithm/transform.hpp>
+
+#include <boost/test/test_tools.hpp>
+#include <boost/test/unit_test.hpp>
+
+#include <boost/assign.hpp>
+#include "../test_function/multiply_by_x.hpp"
+#include <algorithm>
+#include <list>
+#include <set>
+#include <vector>
+
+namespace boost
+{
+    namespace
+    {
+        template< class Container >
+        void test_transform_impl1(Container& cont)
+        {
+            using namespace boost::range_test_function;
+
+            const Container& ccont = cont;
+
+            typedef BOOST_DEDUCED_TYPENAME Container::value_type value_t;
+
+            std::vector<value_t> target(cont.size());
+            std::vector<value_t> reference(cont.size());
+            typedef BOOST_DEDUCED_TYPENAME std::vector<value_t>::iterator iterator_t;
+
+            multiply_by_x<int> fn(2);
+
+            iterator_t reference_it
+                = std::transform(cont.begin(), cont.end(), reference.begin(), fn);
+
+            iterator_t test_it
+                = boost::transform(cont, target.begin(), fn);
+
+            BOOST_CHECK( test_it == target.end() );
+            BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
+                target.begin(), target.end() );
+
+            target.clear();
+            target.resize(ccont.size());
+
+            test_it = boost::transform(ccont, target.begin(), fn);
+
+            BOOST_CHECK( test_it == target.end() );
+            BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
+                target.begin(), target.end() );
+        }
+
+        template< class Container >
+        void test_transform_impl1()
+        {
+            using namespace boost::assign;
+
+            Container cont;
+
+            test_transform_impl1(cont);
+
+            cont += 1;
+            test_transform_impl1(cont);
+
+            cont += 2,3,4,5,6,7;
+            test_transform_impl1(cont);
+        }
+
+        template< class Container1, class Container2 >
+        void test_transform_impl2(Container1& cont1, Container2& cont2)
+        {
+            const Container1& ccont1 = cont1;
+            const Container2& ccont2 = cont2;
+
+            BOOST_CHECK_EQUAL( cont1.size(), cont2.size() );
+
+            typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_t;
+
+            std::vector<value_t> target(cont1.size());
+            std::vector<value_t> reference(cont1.size());
+            typedef BOOST_DEDUCED_TYPENAME std::vector<value_t>::iterator iterator_t;
+
+            std::multiplies<int> fn;
+
+            iterator_t reference_it
+                = std::transform(cont1.begin(), cont1.end(),
+                                 cont2.begin(), reference.begin(), fn);
+
+            iterator_t test_it
+                = boost::transform(cont1, cont2, target.begin(), fn);
+
+            BOOST_CHECK( test_it == target.end() );
+            BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
+                target.begin(), target.end() );
+
+            target.clear();
+            target.resize(ccont1.size());
+
+            test_it = boost::transform(ccont1, ccont2, target.begin(), fn);
+
+            BOOST_CHECK( test_it == target.end() );
+            BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
+                target.begin(), target.end() );
+        }
+
+        template< class Container1, class Container2 >
+        void test_transform_impl2()
+        {
+            using namespace boost::assign;
+
+            Container1 cont1;
+            Container2 cont2;
+
+            test_transform_impl2(cont1, cont2);
+
+            cont1 += 1;
+            cont2 += 2;
+            test_transform_impl2(cont1, cont2);
+
+            cont1 += 2,3,4,5,6,7;
+            cont2 += 4,6,8,10,12,14;
+            test_transform_impl2(cont1, cont2);
+        }
+
+        void test_transform()
+        {
+            test_transform_impl1< std::vector<int> >();
+            test_transform_impl1< std::list<int> >();
+            test_transform_impl1< std::set<int> >();
+            test_transform_impl1< std::multiset<int> >();
+
+            test_transform_impl2< std::vector<int>, std::list<int> >();
+            test_transform_impl2< std::list<int>, std::vector<int> >();
+            test_transform_impl2< std::set<int>, std::set<int> >();
+            test_transform_impl2< std::multiset<int>, std::list<int> >();
+        }
+    }
+}
+
+boost::unit_test::test_suite*
+init_unit_test_suite(int argc, char* argv[])
+{
+    boost::unit_test::test_suite* test
+        = BOOST_TEST_SUITE( "RangeTestSuite.algorithm.transform" );
+
+    test->add( BOOST_TEST_CASE( &boost::test_transform ) );
+
+    return test;
+}