[WIP] testing r-values

teslamotors · Dec 17, 2024 · 7864783 · 7864783
1 parent 55347ba
commit 7864783
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Showing 2 changed files with 15 additions and 1 deletion.
diff --git a/include/fixed_containers/reflection.hpp b/include/fixed_containers/reflection.hpp
@@ -242,7 +242,7 @@ constexpr void for_each_field(T&& instance, Func&& func)
 {
     constexpr const auto& FIELD_NAMES = field_names_of<T>();
     struct_decomposition::to_parameter_pack<FIELD_NAMES.size()>(
-        std::forward<T>(instance),
+        instance,
         [&func]<typename... Args>(Args&&... args) -> bool
         {
             variadic_templates::for_each_entry(

diff --git a/test/reflection_test.cpp b/test/reflection_test.cpp
@@ -610,6 +610,20 @@ TEST(Reflection, ForEachFieldEmptyStruct)
     static_assert(COUNTER == 0);
 }
 
+TEST(Reflection, RValue)
+{
+    constexpr auto RESULT = []()
+    {
+        std::size_t counter = 0;
+        reflection::for_each_field(FieldCount100{},
+                                   [&]<typename T>(const std::string_view& /*name*/, const T&)
+                                   { counter++; });
+        return counter;
+    }();
+
+    static_assert(100 == RESULT);
+}
+
 TEST(Reflection, MockFailingAddressOfOperator)
 {
     MockFailingAddressOfOperator instance{};