chore(test): add test for cri_settings

Signed-off-by: Roberto Scolaro <[email protected]>

userspace/libsinsp/test/CMakeLists.txt

@@ -120,6 +120,7 @@ set(LIBSINSP_UNIT_TESTS_SOURCES
 	thread_table.ut.cpp
 	public_sinsp_API/event_related.cpp
 	public_sinsp_API/sinsp_logger.cpp
+	cri_settings.ut.cpp
 	"${TEST_PLUGINS}"
 	"${SINSP_PARSERS_SUITE}"
 	"${SINSP_CLASSES_SUITE}"

userspace/libsinsp/test/cri_settings.ut.cpp

@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+Copyright (C) 2024 The Falco Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+*/
+
+#include <gtest/gtest.h>
+#include <cri.h>
+#include <cri.hpp>
+#include "./sinsp_with_test_input.h"
+
+
+TEST_F(sinsp_with_test_input, default_cri_socket_paths)
+{
+	libsinsp::cri::settings* cri_settings = libsinsp::cri::settings::instance();
+
+	if (!cri_settings->get_cri_unix_socket_paths().empty())
+	{
+		cri_settings->clear_cri_unix_socket_paths();
+	}
+
+	add_default_init_thread();
+	open_inspector();
+
+	auto socket_paths = cri_settings->get_cri_unix_socket_paths();
+
+	ASSERT_EQ(socket_paths.size(), 3);
+	ASSERT_TRUE("/run/containerd/containerd.sock"==socket_paths[0]);
+	ASSERT_TRUE("/run/crio/crio.sock"==socket_paths[1]);
+	ASSERT_TRUE("/run/k3s/containerd/containerd.sock"==socket_paths[2]);
+}