log: add Rust log init for C++ tests

MODULE.bazel

@@ -103,7 +103,7 @@ use_repo(toolchains_qnx, "toolchains_qnx_sdp")
 use_repo(toolchains_qnx, "toolchains_qnx_qcc")
 use_repo(toolchains_qnx, "toolchains_qnx_ifs")
 
-bazel_dep(name = "score_baselibs_rust", version = "0.0.3")
+bazel_dep(name = "score_baselibs_rust", version = "0.0.4")
 bazel_dep(name = "score_baselibs", version = "0.2.2")
 
 # Hedron's Compile Commands Extractor for Bazel

src/health_monitoring_lib/BUILD

@@ -74,12 +74,14 @@ cc_gtest_unit_test(
     name = "cpp_tests",
     srcs = [
         "cpp/tests/health_monitor_test.cpp",
+        "cpp/tests/log_init.cpp",
     ],
     linkopts = select({
         "@platforms//os:qnx": ["-lsocket"],
         "//conditions:default": [],
     }),
     deps = [
         ":health_monitoring_lib_cc",
+        "@score_baselibs_rust//src/log/stdout_logger_cpp_init",
     ],
 )

src/health_monitoring_lib/cpp/tests/log_init.cpp

@@ -0,0 +1,44 @@
+/********************************************************************************
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
+ *
+ * See the NOTICE file(s) distributed with this work for additional
+ * information regarding copyright ownership.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ********************************************************************************/
+
+#include "score/mw/log/rust/stdout_logger_init.h"
+#include <gtest/gtest.h>
+
+/// Initializer for `StdoutLogger`.
+/// This enables logging for Rust libraries.
+class LogEnvironment final : public ::testing::Environment
+{
+  protected:
+    void SetUp() override
+    {
+        using namespace score::mw::log::rust;
+
+        StdoutLoggerBuilder builder;
+        builder.Context("TEST")
+            .LogLevel(LogLevel::Verbose)
+            .ShowModule(false)
+            .ShowFile(true)
+            .ShowLine(true)
+            .SetAsDefaultLogger();
+    }
+};
+
+struct RegisterLogEnvironment
+{
+    RegisterLogEnvironment()
+    {
+        ::testing::AddGlobalTestEnvironment(new LogEnvironment());
+    }
+};
+
+static RegisterLogEnvironment register_log_environment;