X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=ceph%2Fsrc%2Fboost%2Flibs%2Fthread%2Ftest%2Fsync%2Ffutures%2Fpromise%2Fset_lvalue_pass.cpp;h=6acfb62d1486fd7f045a394ee512636364c0e46e;hb=b32b81446b3b05102be0267e79203f59329c1d97;hp=a95a3ea5e66a02334e085a6ec9fdfaa4ccc29701;hpb=215dd7151453fae88e6f968c975b6ce309d42dcf;p=ceph.git

diff --git a/ceph/src/boost/libs/thread/test/sync/futures/promise/set_lvalue_pass.cpp b/ceph/src/boost/libs/thread/test/sync/futures/promise/set_lvalue_pass.cpp
index a95a3ea5e..6acfb62d1 100644
--- a/ceph/src/boost/libs/thread/test/sync/futures/promise/set_lvalue_pass.cpp
+++ b/ceph/src/boost/libs/thread/test/sync/futures/promise/set_lvalue_pass.cpp
@@ -51,7 +51,82 @@ int main()
       BOOST_TEST(false);
     }
   }
-
+  {
+    typedef int& T;
+    int i = 3;
+    boost::promise<T> p;
+    boost::future<T> f = p.get_future();
+    p.set_value(i);
+    int& j = f.get();
+    BOOST_TEST(j == 3);
+    ++i;
+    BOOST_TEST(j == 4);
+    try
+    {
+      p.set_value_deferred(i);
+      BOOST_TEST(false);
+    }
+    catch (const boost::future_error& e)
+    {
+      BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied));
+    }
+    catch (...)
+    {
+      BOOST_TEST(false);
+    }
+  }
+  {
+    typedef int& T;
+    int i = 3;
+    boost::promise<T> p;
+    boost::future<T> f = p.get_future();
+    p.set_value_deferred(i);
+    BOOST_TEST(!f.is_ready());
+    p.notify_deferred();
+    int& j = f.get();
+    BOOST_TEST(j == 3);
+    ++i;
+    BOOST_TEST(j == 4);
+    try
+    {
+      p.set_value_deferred(i);
+      BOOST_TEST(false);
+    }
+    catch (const boost::future_error& e)
+    {
+      BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied));
+    }
+    catch (...)
+    {
+      BOOST_TEST(false);
+    }
+  }
+  {
+    typedef int& T;
+    int i = 3;
+    boost::promise<T> p;
+    boost::future<T> f = p.get_future();
+    p.set_value_deferred(i);
+    BOOST_TEST(!f.is_ready());
+    p.notify_deferred();
+    int& j = f.get();
+    BOOST_TEST(j == 3);
+    ++i;
+    BOOST_TEST(j == 4);
+    try
+    {
+      p.set_value(i);
+      BOOST_TEST(false);
+    }
+    catch (const boost::future_error& e)
+    {
+      BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied));
+    }
+    catch (...)
+    {
+      BOOST_TEST(false);
+    }
+  }
   return boost::report_errors();
 }