new object ID type

unittests/util/testObjectId.cpp

@@ -0,0 +1,23 @@
+#include <catch2/catch_test_macros.hpp>
+
+#include "fsfw/util/ObjectId.h"
+#include <array>
+
+TEST_CASE("Object Id", "[object-id]") {
+    auto objectId = ObjectId(10, "TEST_ID");
+    std::map<ObjectId, int> testMap;
+
+    SECTION("State") {
+      CHECK(objectId.id() == 10);
+      CHECK(std::strcmp(objectId.name(), "TEST_ID") == 0);
+    }
+
+    SECTION("ID as map key") {
+      auto insertPair = testMap.emplace(objectId, 10);
+      CHECK(insertPair.second);
+      auto iter = testMap.find(objectId);
+      CHECK(iter != testMap.end());
+      CHECK(std::strcmp(iter->first.name(), "TEST_ID") == 0);
+      CHECK(iter->second == 10);
+    }
+}