Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 62 insertions, 0 deletions

diff --git a/src/boost/libs/statechart/test/InvalidResultCopyTest.cpp b/src/boost/libs/statechart/test/InvalidResultCopyTest.cpp
new file mode 100644
index 000000000..4b57df1cd
--- /dev/null
+++ b/src/boost/libs/statechart/test/InvalidResultCopyTest.cpp
@@ -0,0 +1,62 @@
+//////////////////////////////////////////////////////////////////////////////
+// Copyright 2005-2006 Andreas Huber Doenni
+// Distributed under the Boost Software License, Version 1.0. (See accompany-
+// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+#include <libs/statechart/test/ThrowingBoostAssert.hpp>
+#include <boost/statechart/state_machine.hpp>
+#include <boost/statechart/event.hpp>
+#include <boost/statechart/simple_state.hpp>
+#include <boost/statechart/custom_reaction.hpp>
+#include <boost/statechart/result.hpp>
+
+#include <boost/test/test_tools.hpp>
+
+#include <stdexcept> // std::logic_error
+
+namespace sc = boost::statechart;
+
+
+
+struct E : sc::event< E > {};
+
+struct A;
+struct InvalidResultCopyTest :
+  sc::state_machine< InvalidResultCopyTest, A > {};
+
+struct A : sc::simple_state< A, InvalidResultCopyTest >
+{
+  typedef sc::custom_reaction< E > reactions;
+
+  sc::result react( const E & )
+  {
+    sc::result r( discard_event() );
+    sc::result rCopy1( r );
+    // Ensure the copy is consumed so that we're not accidentally tripping
+    // the assert in the sc::result dtor
+    sc::detail::result_utility::get_result( rCopy1 );
+
+    // We must not make more than one copy of a result value
+    sc::result rCopy2( r );
+    return rCopy2;
+  }
+};
+
+
+
+int test_main( int, char* [] )
+{
+  InvalidResultCopyTest machine;
+  machine.initiate();
+
+  #ifdef NDEBUG
+    BOOST_REQUIRE_NO_THROW( machine.process_event( E() ) );
+  #else
+    BOOST_REQUIRE_THROW( machine.process_event( E() ), std::logic_error );
+  #endif
+
+  return 0;
+}