1 files changed, 52 insertions, 0 deletions
diff --git a/src/test/node_warnings_tests.cpp b/src/test/node_warnings_tests.cpp
new file mode 100644
index 0000000000..2bcc2c95ed
--- /dev/null
+++ b/src/test/node_warnings_tests.cpp
@@ -0,0 +1,52 @@
+// Copyright (c) 2024-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+//
+
+#include <node/warnings.h>
+#include <util/translation.h>
+
+#include <test/util/setup_common.h>
+
+#include <boost/test/unit_test.hpp>
+
+BOOST_FIXTURE_TEST_SUITE(node_warnings_tests, BasicTestingSetup)
+
+BOOST_AUTO_TEST_CASE(warnings)
+{
+    node::Warnings warnings;
+    // On pre-release builds, a warning is generated automatically
+    warnings.Unset(node::Warning::PRE_RELEASE_TEST_BUILD);
+
+    // For these tests, we don't care what the exact warnings are, so
+    // just refer to them as warning_1 and warning_2
+    const auto warning_1{node::Warning::CLOCK_OUT_OF_SYNC};
+    const auto warning_2{node::Warning::FATAL_INTERNAL_ERROR};
+
+    // Ensure we start without any warnings
+    BOOST_CHECK(warnings.GetMessages().size() == 0);
+    // Add two warnings
+    BOOST_CHECK(warnings.Set(warning_1, _("warning 1")));
+    BOOST_CHECK(warnings.Set(warning_2, _("warning 2")));
+    // Unset the second one
+    BOOST_CHECK(warnings.Unset(warning_2));
+    // Since it's already been unset, this should return false
+    BOOST_CHECK(!warnings.Unset(warning_2));
+    // We should now be able to set w2 again
+    BOOST_CHECK(warnings.Set(warning_2, _("warning 2 - revision 1")));
+    // Setting w2 again should return false since it's already set
+    BOOST_CHECK(!warnings.Set(warning_2, _("warning 2 - revision 2")));
+
+    // Verify messages are correct
+    const auto messages{warnings.GetMessages()};
+    BOOST_CHECK(messages.size() == 2);
+    BOOST_CHECK(messages[0].original == "warning 1");
+    BOOST_CHECK(messages[1].original == "warning 2 - revision 1");
+
+    // Clearing all warnings should also clear all messages
+    BOOST_CHECK(warnings.Unset(warning_1));
+    BOOST_CHECK(warnings.Unset(warning_2));
+    BOOST_CHECK(warnings.GetMessages().size() == 0);
+}
+
+BOOST_AUTO_TEST_SUITE_END()