[boost][range] - Added has_range_iterator and has_range_const_iterator. Trac ticket 4296.

[SVN r67433]

test/Jamfile.v2

@@ -138,6 +138,7 @@ test-suite range :
 	[ range-test counting_range ]
 	[ range-test extension_mechanism ]
 	[ range-test extension_size ]
+	[ range-test has_range_iterator ]
 	[ range-test irange ]
 	[ range-test istream_range ]
 	[ range-test iterator_pair ]

test/has_range_iterator.cpp

@@ -0,0 +1,57 @@
+// Boost.Range library
+//
+//  Copyright Neil Groves 2010. 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/has_range_iterator.hpp>
+
+#include <boost/test/test_tools.hpp>
+#include <boost/test/unit_test.hpp>
+
+#include <vector>
+
+namespace
+{
+    class MockClassWithoutIterators {};
+
+    template<typename Container>
+    void test_has_range_iterator_impl(const bool expected_value)
+    {
+        BOOST_CHECK_EQUAL( boost::has_range_iterator<Container>::value, expected_value );
+    }
+
+    template<typename Container>
+    void test_has_range_const_iterator_impl(const bool expected_value)
+    {
+        BOOST_CHECK_EQUAL( boost::has_range_const_iterator<Container>::value, expected_value );
+    }
+
+    void test_has_range_iterator()
+    {
+        test_has_range_iterator_impl< std::vector<int> >(true);
+        test_has_range_iterator_impl< MockClassWithoutIterators >(false);
+    }
+
+    void test_has_range_const_iterator()
+    {
+        test_has_range_const_iterator_impl< std::vector<int> >(true);
+        test_has_range_const_iterator_impl< MockClassWithoutIterators >(false);
+    }
+}
+
+boost::unit_test::test_suite*
+init_unit_test_suite(int argc, char* argv[])
+{
+    boost::unit_test::test_suite* test
+        = BOOST_TEST_SUITE( "RangeTestSuite.has_range_iterator" );
+
+    test->add(BOOST_TEST_CASE(&test_has_range_iterator));
+    test->add(BOOST_TEST_CASE(&test_has_range_const_iterator));
+
+    return test;
+}