From 65ed1eef667362103e3069c479593b4fe312a036 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Thu, 17 Mar 2022 21:22:22 +0200
Subject: [PATCH] Add std_interop_test14.cpp (refs #79)

---
 test/CMakeLists.txt         |  1 +
 test/Jamfile.v2             |  1 +
 test/std_interop_test14.cpp | 57 +++++++++++++++++++++++++++++++++++++
 3 files changed, 59 insertions(+)
 create mode 100644 test/std_interop_test14.cpp

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index c15ed12..7215e86 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -119,6 +119,7 @@ boost_test(TYPE run SOURCES std_interop_test12.cpp)
 boost_test(TYPE run SOURCES errc_test4.cpp)
 
 boost_test(TYPE run SOURCES std_interop_test13.cpp)
+boost_test(TYPE run SOURCES std_interop_test14.cpp)
 
 # result
 
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index bb30ad8..f2e77dc 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -143,6 +143,7 @@ run std_interop_test12.cpp ;
 run errc_test4.cpp ;
 
 run std_interop_test13.cpp ;
+run std_interop_test14.cpp ;
 
 # result
 
diff --git a/test/std_interop_test14.cpp b/test/std_interop_test14.cpp
new file mode 100644
index 0000000..d5b2dda
--- /dev/null
+++ b/test/std_interop_test14.cpp
@@ -0,0 +1,57 @@
+// Copyright 2021, 2022 Peter Dimov.
+// Distributed under the Boost Software License, Version 1.0.
+// http://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/system/error_code.hpp>
+#include <boost/system/error_category.hpp>
+#include <boost/core/lightweight_test.hpp>
+#include <boost/config/pragma_message.hpp>
+#include <boost/config.hpp>
+#include <cerrno>
+
+#if !defined(BOOST_SYSTEM_HAS_SYSTEM_ERROR)
+
+BOOST_PRAGMA_MESSAGE( "BOOST_SYSTEM_HAS_SYSTEM_ERROR not defined, test will be skipped" )
+int main() {}
+
+#else
+
+#include <system_error>
+
+class my_category_impl: public boost::system::error_category
+{
+public:
+
+    char const* name() const BOOST_NOEXCEPT
+    {
+        return "mycat";
+    }
+
+    std::string message( int /*ev*/ ) const
+    {
+        return "Unknown error";
+    }
+};
+
+boost::system::error_category const& my_category()
+{
+    static my_category_impl mycat;
+    return mycat;
+}
+
+int main()
+{
+    {
+        boost::system::error_code e1( 5, my_category() );
+        std::error_code e2( e1 );
+        boost::system::error_code e3( e2 );
+
+        BOOST_TEST_EQ( e1, e3 );
+        BOOST_TEST_EQ( e1.value(), e3.value() );
+        BOOST_TEST_EQ( &e1.category(), &e3.category() );
+    }
+
+    return boost::report_errors();
+}
+
+#endif