Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 329 insertions, 0 deletions

diff --git a/src/boost/libs/yap/test/left.cpp b/src/boost/libs/yap/test/left.cpp
new file mode 100644
index 000000000..7e045c2fd
--- /dev/null
+++ b/src/boost/libs/yap/test/left.cpp
@@ -0,0 +1,329 @@
+// Copyright (C) 2016-2018 T. Zachary Laine
+//
+// 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/yap/expression.hpp>
+
+#include <boost/mpl/assert.hpp>
+
+#include <boost/test/minimal.hpp>
+
+
+template<typename T>
+using term = boost::yap::terminal<boost::yap::expression, T>;
+
+template<typename T>
+using ref = boost::yap::expression_ref<boost::yap::expression, T>;
+
+namespace yap = boost::yap;
+namespace bh = boost::hana;
+
+
+template<boost::yap::expr_kind Kind, typename Tuple>
+struct user_expr
+{
+    static boost::yap::expr_kind const kind = Kind;
+
+    Tuple elements;
+};
+
+BOOST_YAP_USER_BINARY_OPERATOR(plus, user_expr, user_expr)
+
+template<typename T>
+using user_term = boost::yap::terminal<user_expr, T>;
+
+template<typename T>
+using user_ref = boost::yap::expression_ref<user_expr, T>;
+
+
+int test_main(int, char * [])
+{
+    {
+        term<double> unity = {{1.0}};
+        using plus_expr_type = yap::expression<
+            yap::expr_kind::plus,
+            bh::tuple<ref<term<double> &>, term<int>>>;
+
+        {
+            plus_expr_type plus_expr = unity + term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(std::move(plus_expr))),
+                              ref<term<double> &> &&>));
+        }
+
+        {
+            plus_expr_type plus_expr = unity + term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(plus_expr)),
+                              ref<term<double> &> &>));
+        }
+
+        {
+            plus_expr_type const plus_expr = unity + term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(plus_expr)),
+                              ref<term<double> &> const &>));
+        }
+
+        {
+            term<double> const unity = {{1.0}};
+            using plus_expr_type = yap::expression<
+                yap::expr_kind::plus,
+                bh::tuple<ref<term<double> const &>, term<int>>>;
+
+            {
+                plus_expr_type plus_expr = unity + term<int>{{1}};
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr))),
+                                  ref<term<double> const &> &&>));
+            }
+
+            {
+                plus_expr_type plus_expr = unity + term<int>{{1}};
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr)),
+                                  ref<term<double> const &> &>));
+            }
+
+            {
+                plus_expr_type const plus_expr = unity + term<int>{{1}};
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr)),
+                                  ref<term<double> const &> const &>));
+            }
+        }
+
+        {
+            term<double> unity = {{1.0}};
+            using plus_expr_type = yap::expression<
+                yap::expr_kind::plus,
+                bh::tuple<ref<term<double> &>, term<int>>>;
+            plus_expr_type plus_expr = unity + term<int>{{1}};
+
+            using plus_plus_expr_type = yap::expression<
+                yap::expr_kind::plus,
+                bh::tuple<ref<plus_expr_type &>, term<int>>>;
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr_ref))),
+                                  ref<term<double> &> &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  ref<term<double> &> &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type &> const plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  ref<term<double> &> &>));
+            }
+        }
+
+        {
+            term<double> unity = {{1.0}};
+            using plus_expr_type = yap::expression<
+                yap::expr_kind::plus,
+                bh::tuple<ref<term<double> &>, term<int>>>;
+            plus_expr_type const plus_expr = unity + term<int>{{1}};
+
+            using plus_plus_expr_type = yap::expression<
+                yap::expr_kind::plus,
+                bh::tuple<ref<plus_expr_type const &>, term<int>>>;
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type const &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr_ref))),
+                                  ref<term<double> &> const &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type const &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  ref<term<double> &> const &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr = plus_expr + term<int>{{1}};
+                ref<plus_expr_type const &> const plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  ref<term<double> &> const &>));
+            }
+        }
+    }
+
+    {
+        user_term<double> unity = {{1.0}};
+        using plus_expr_type = user_expr<
+            yap::expr_kind::plus,
+            bh::tuple<user_ref<user_term<double> &>, user_term<int>>>;
+
+        {
+            plus_expr_type plus_expr = unity + user_term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(std::move(plus_expr))),
+                              user_ref<user_term<double> &> &&>));
+        }
+
+        {
+            plus_expr_type plus_expr = unity + user_term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(plus_expr)),
+                              user_ref<user_term<double> &> &>));
+        }
+
+        {
+            plus_expr_type const plus_expr = unity + user_term<int>{{1}};
+            BOOST_MPL_ASSERT((std::is_same<
+                              decltype(yap::left(plus_expr)),
+                              user_ref<user_term<double> &> const &>));
+        }
+
+        {
+            user_term<double> const unity = {{1.0}};
+            using plus_expr_type = user_expr<
+                yap::expr_kind::plus,
+                bh::tuple<user_ref<user_term<double> const &>, user_term<int>>>;
+
+            {
+                plus_expr_type plus_expr = unity + user_term<int>{{1}};
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr))),
+                                  user_ref<user_term<double> const &> &&>));
+            }
+
+            {
+                plus_expr_type plus_expr = unity + user_term<int>{{1}};
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr)),
+                                  user_ref<user_term<double> const &> &>));
+            }
+
+            {
+                plus_expr_type const plus_expr = unity + user_term<int>{{1}};
+                BOOST_MPL_ASSERT(
+                    (std::is_same<
+                        decltype(yap::left(plus_expr)),
+                        user_ref<user_term<double> const &> const &>));
+            }
+        }
+
+        {
+            user_term<double> unity = {{1.0}};
+            using plus_expr_type = user_expr<
+                yap::expr_kind::plus,
+                bh::tuple<user_ref<user_term<double> &>, user_term<int>>>;
+            plus_expr_type plus_expr = unity + user_term<int>{{1}};
+
+            using plus_plus_expr_type = user_expr<
+                yap::expr_kind::plus,
+                bh::tuple<user_ref<plus_expr_type &>, user_term<int>>>;
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr_ref))),
+                                  user_ref<user_term<double> &> &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  user_ref<user_term<double> &> &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type &> const plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  user_ref<user_term<double> &> &>));
+            }
+        }
+
+        {
+            user_term<double> unity = {{1.0}};
+            using plus_expr_type = user_expr<
+                yap::expr_kind::plus,
+                bh::tuple<user_ref<user_term<double> &>, user_term<int>>>;
+            plus_expr_type const plus_expr = unity + user_term<int>{{1}};
+
+            using plus_plus_expr_type = user_expr<
+                yap::expr_kind::plus,
+                bh::tuple<user_ref<plus_expr_type const &>, user_term<int>>>;
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type const &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(std::move(plus_expr_ref))),
+                                  user_ref<user_term<double> &> const &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type const &> plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  user_ref<user_term<double> &> const &>));
+            }
+
+            {
+                plus_plus_expr_type plus_plus_expr =
+                    plus_expr + user_term<int>{{1}};
+                user_ref<plus_expr_type const &> const plus_expr_ref =
+                    bh::front(plus_plus_expr.elements);
+                BOOST_MPL_ASSERT((std::is_same<
+                                  decltype(yap::left(plus_expr_ref)),
+                                  user_ref<user_term<double> &> const &>));
+            }
+        }
+    }
+
+#ifndef _MSC_VER // Tsk, tsk.
+    {
+        using term_t = term<int>;
+        constexpr auto expr = term_t{13} + term_t{42};
+        constexpr auto result1 = expr.left().value();
+        constexpr auto result2 = yap::value(left(expr));
+        (void)result1;
+        (void)result2;
+    }
+#endif
+
+    return 0;
+}