From 35651385406048b049f92ccd17d27a0c8acbd2a9 Mon Sep 17 00:00:00 2001
From: Will Killian <wkillian@nvidia.com>
Date: Tue, 3 Dec 2024 16:40:16 -0500
Subject: [PATCH] Add fiber yield in test before ParallelTester::wait_for

Signed-off-by: Will Killian <wkillian@nvidia.com>
---
 cpp/mrc/tests/test_node.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cpp/mrc/tests/test_node.cpp b/cpp/mrc/tests/test_node.cpp
index 34ea01a85..50bc1d117 100644
--- a/cpp/mrc/tests/test_node.cpp
+++ b/cpp/mrc/tests/test_node.cpp
@@ -32,6 +32,7 @@
 #include "mrc/segment/object.hpp"
 #include "mrc/utils/string_utils.hpp"
 
+#include <boost/fiber/operations.hpp>
 #include <glog/logging.h>
 #include <gtest/gtest.h>
 #include <rxcpp/rx.hpp>
@@ -743,7 +744,7 @@ TEST_P(ParallelTests, NodeMultiThread)
                                            }
 
                                            DVLOG(1) << context.info() << " Node got value: '" << x << "'" << std::endl;
-
+                                           boost::this_fiber::yield();
                                            EXPECT_TRUE(parallel_test.wait_for(250ms));
                                            // Double the value
                                            return x * 2;