has many primitive collection resolver

test/backends/SessionInsertHasMany.cpp

@@ -1,5 +1,3 @@
-#include <utility>
-
 #include "catch2/catch_test_macros.hpp"
 
 #include "SessionFixture.hpp"
@@ -207,4 +205,8 @@ TEST_CASE_METHOD(SessionFixture, "Test insert object with has many primitive rel
   auto clist = *colorlist_result;
   REQUIRE(clist.is_persistent());
   REQUIRE(clist->colors.size() == 3);
+  std::vector<std::string> expected_colors{"red", "green", "blue"};
+  for (const auto &cstr: clist->colors) {
+    REQUIRE(std::find(expected_colors.begin(), expected_colors.end(), cstr) != expected_colors.end());
+  }
 }