early-access version 3088

externals/vcpkg/buildtrees/boost-system/src/ost-1.79.0-fa1427021e.clean/test/warnings_test.cpp

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+
+// Copyright 2017, 2019 Peter Dimov.
+//
+// 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
+
+// See library home page at http://www.boost.org/libs/system
+
+#if defined(__GNUC__) && __GNUC__ >= 5 && __cplusplus >= 201103L
+# pragma GCC diagnostic error "-Wsuggest-override"
+#endif
+
+#include <boost/config.hpp>
+
+#if defined( BOOST_GCC ) && BOOST_GCC < 40600
+#pragma GCC diagnostic ignored "-Wnon-virtual-dtor"
+#endif
+
+#include <boost/system/system_error.hpp>
+#include <boost/system/error_code.hpp>
+#include <boost/core/lightweight_test.hpp>
+#include <cerrno>
+
+int main()
+{
+    boost::system::error_category const & bt = boost::system::generic_category();
+
+    int ev = ENOENT;
+
+    boost::system::error_code bc( ev, bt );
+
+    BOOST_TEST_EQ( bc.value(), ev );
+    BOOST_TEST_EQ( &bc.category(), &bt );
+
+    boost::system::error_condition bn = bt.default_error_condition( ev );
+
+    BOOST_TEST_EQ( bn.value(), ev );
+    BOOST_TEST_EQ( &bn.category(), &bt );
+
+    BOOST_TEST( bt.equivalent( ev, bn ) );
+
+    BOOST_TEST( bc == bn );
+
+    boost::system::system_error x( bc, "prefix" );
+
+    BOOST_TEST_EQ( x.code(), bc );
+    BOOST_TEST_EQ( std::string( x.what() ), "prefix: " + bc.what() );
+
+    return boost::report_errors();
+}