Imported from /home/lorry/working-area/delta_boost-tarball/boost_1_58_0.tar.bz2.HEADboost_1_58_0master

1 files changed, 68 insertions, 0 deletions

diff --git a/libs/phoenix/test/function/lazy_templated_struct_tests.cpp b/libs/phoenix/test/function/lazy_templated_struct_tests.cpp
new file mode 100644
index 000000000..b7c990435
--- /dev/null
+++ b/libs/phoenix/test/function/lazy_templated_struct_tests.cpp
@@ -0,0 +1,68 @@
+////////////////////////////////////////////////////////////////////////////
+// lazy_templated_struct_tests.cpp
+//
+// lazy templated struct test to check this works everywhere.
+//
+////////////////////////////////////////////////////////////////////////////
+/*=============================================================================
+    Copyright (c) 2001-2007 Joel de Guzman
+    Copyright (c) 2015 John Fletcher
+
+    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)
+==============================================================================*/
+
+#include <boost/phoenix/core/limits.hpp>
+
+#include <boost/detail/lightweight_test.hpp>
+#include <boost/phoenix/core.hpp>
+#include <boost/phoenix/function.hpp>
+#include <boost/function.hpp>
+
+namespace example {
+
+  namespace impl {
+    // Example of templated struct.
+    template <typename Result>
+    struct what {
+
+      typedef Result result_type;
+
+      Result operator()(Result const & r) const
+      {
+        return r;
+      }
+    };
+
+    template <typename Result>
+    struct what0 {
+
+      typedef Result result_type;
+
+      Result operator()() const
+      {
+        return Result(100);
+      }
+
+    };
+
+  }
+
+  boost::function1<int, int > what_int = impl::what<int>();
+  boost::function0<int> what0_int = impl::what0<int>();
+  BOOST_PHOENIX_ADAPT_FUNCTION(int,what,what_int,1)
+  BOOST_PHOENIX_ADAPT_FUNCTION_NULLARY(int,what0,what0_int)
+}
+
+int main()
+{
+    int a = 99;
+    using boost::phoenix::arg_names::arg1;
+    BOOST_TEST(example::what_int(a) == a);
+    BOOST_TEST(example::what(a)() == a);
+    BOOST_TEST(example::what(arg1)(a) == a);
+    BOOST_TEST(example::what0_int() == 100);
+    BOOST_TEST(example::what0()() == 100);
+
+    return boost::report_errors();
+}