Adding test to verify that '#1173: hpx::cout output lost' is fixed

tests/regressions/CMakeLists.txt

@@ -8,6 +8,7 @@ set(subdirs
     agas
     actions
     block_matrix
+    iostreams
     lcos
     performance_counters
     threads

tests/regressions/iostreams/CMakeLists.txt

@@ -0,0 +1,38 @@
+# Copyright (c) 2007-2014 Hartmut Kaiser
+#
+# 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)
+
+set(tests
+    no_output_1173
+   )
+
+set(no_output_1173_PARAMETERS LOCALITIES 2)
+set(no_output_1173_FLAGS DEPENDENCIES iostreams_component)
+
+foreach(test ${tests})
+  set(sources
+      ${test}.cpp)
+
+  source_group("Source Files" FILES ${sources})
+
+  # add example executable
+  add_hpx_executable(${test}_test
+                     SOURCES ${sources}
+                     ${${test}_FLAGS}
+                     FOLDER "Tests/Regressions/Iostreams")
+
+  add_hpx_regression_test("iostreams" ${test} ${${test}_PARAMETERS})
+
+  # add a custom target for this example
+  add_hpx_pseudo_target(tests.regressions.iostreams.${test})
+
+  # make pseudo-targets depend on master pseudo-target
+  add_hpx_pseudo_dependencies(tests.regressions.iostreams
+                              tests.regressions.iostreams.${test})
+
+  # add dependencies to pseudo-target
+  add_hpx_pseudo_dependencies(tests.regressions.iostreams.${test}
+                              ${test}_test_exe)
+endforeach()
+

tests/regressions/iostreams/no_output_1173.cpp

@@ -0,0 +1,47 @@
+//  Copyright (c) 2014 Luis Ayuso
+//
+//  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 <hpx/hpx.hpp>
+#include <hpx/hpx_init.hpp>
+#include <hpx/include/iostreams.hpp>
+#include <hpx/util/lightweight_test.hpp>
+
+///////////////////////////////////////////////////////////////////////////////
+void worker()
+{
+    hpx::consolestream << "hello!" << hpx::endl;
+}
+HPX_PLAIN_ACTION(worker, worker_action);
+
+///////////////////////////////////////////////////////////////////////////////
+int hpx_main(boost::program_options::variables_map& vm)
+{
+    typedef hpx::future<void> wait_for_worker;
+    std::vector<wait_for_worker> futures;
+
+    // get locations and start workers
+    std::string expected;
+    for(auto l: hpx::find_all_localities())
+    {
+        futures.push_back(hpx::async(worker_action(), l));
+        expected += "hello!\n";
+    }
+    hpx::wait_all(futures);
+
+    std::stringstream const& console_strm = hpx::get_consolestream();
+
+    HPX_TEST_EQ(hpx::finalize(), 0);
+    HPX_TEST_EQ(console_strm.str(), expected);
+
+    return 0;
+}
+
+int main(int argc, char* argv[])
+{
+    HPX_TEST_EQ_MSG(hpx::init(argc, argv), 0,
+        "HPX main exited with non-zero status");
+
+    return hpx::util::report_errors();
+}