Function makeTestMetadata

tests/gtest_factory.cpp:412–418

namespace
{
KeyValueVector makeTestMetadata()
{
  return {
    std::make_pair<std::string, std::string>("foo", "hello"),
    std::make_pair<std::string, std::string>("bar", "42"),
  };
}
}  // namespace

class ActionWithMetadata : public SyncActionNode