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-rw-r--r--3rdparty/asio/src/tests/properties/cpp03/prefer_static.cpp61
1 files changed, 61 insertions, 0 deletions
diff --git a/3rdparty/asio/src/tests/properties/cpp03/prefer_static.cpp b/3rdparty/asio/src/tests/properties/cpp03/prefer_static.cpp
new file mode 100644
index 00000000000..e75139966a8
--- /dev/null
+++ b/3rdparty/asio/src/tests/properties/cpp03/prefer_static.cpp
@@ -0,0 +1,61 @@
+//
+// cpp03/prefer_static.cpp
+// ~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// 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 "asio/prefer.hpp"
+#include <cassert>
+
+template <int>
+struct prop
+{
+ static const bool is_preferable = true;
+};
+
+template <int>
+struct object
+{
+};
+
+namespace asio {
+
+template<int N, int M>
+struct is_applicable_property<object<N>, prop<M> >
+{
+ static const bool value = true;
+};
+
+namespace traits {
+
+template<int N>
+struct static_require<object<N>, prop<N> >
+{
+ static const bool is_valid = true;
+};
+
+} // namespace traits
+} // namespace asio
+
+int main()
+{
+ object<1> o1 = {};
+ object<1> o2 = asio::prefer(o1, prop<1>());
+ object<1> o3 = asio::prefer(o1, prop<1>(), prop<1>());
+ object<1> o4 = asio::prefer(o1, prop<1>(), prop<1>(), prop<1>());
+ (void)o2;
+ (void)o3;
+ (void)o4;
+
+ const object<1> o5 = {};
+ object<1> o6 = asio::prefer(o5, prop<1>());
+ object<1> o7 = asio::prefer(o5, prop<1>(), prop<1>());
+ object<1> o8 = asio::prefer(o5, prop<1>(), prop<1>(), prop<1>());
+ (void)o6;
+ (void)o7;
+ (void)o8;
+}