Adding upstream version 14.2.21.upstream/14.2.21upstream

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

1 files changed, 57 insertions, 0 deletions

diff --git a/src/boost/libs/spirit/test/x3/x3_variant.cpp b/src/boost/libs/spirit/test/x3/x3_variant.cpp
new file mode 100644
index 00000000..5a3f510c
--- /dev/null
+++ b/src/boost/libs/spirit/test/x3/x3_variant.cpp
@@ -0,0 +1,57 @@
+/*=============================================================================
+    Copyright (c) 2001-2016 Joel de Guzman
+
+    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/detail/lightweight_test.hpp>
+#include <boost/spirit/home/x3.hpp>
+#include <boost/spirit/home/x3/support/ast/variant.hpp>
+
+#include <string>
+#include <iostream>
+#include "test.hpp"
+
+namespace x3 = boost::spirit::x3;
+
+struct none {};
+
+using variant = x3::variant<
+        none
+      , bool
+      , std::string
+      , int
+      , double
+    >;
+
+struct ast : variant
+{
+    using variant::variant;
+    using variant::operator=;
+
+    ast(char const* s)
+      : variant(std::string{s})
+    {}
+
+    ast& operator=(char const* s)
+    {
+        variant::operator=(std::string{s});
+        return *this;
+    }
+};
+
+int
+main()
+{
+    {
+        ast v{123};
+        BOOST_TEST(boost::get<int>(v) == 123);
+
+        v = "test";
+        BOOST_TEST(boost::get<std::string>(v) == "test");
+
+        v = true;
+        BOOST_TEST(boost::get<bool>(v) == true);
+    }
+    return boost::report_errors();
+}