#include <gtest/gtest.h>

#include <larra/serialization/auto.hpp>
#include <larra/xml_language.hpp>

namespace larra::xmpp {

namespace tests::message {

struct SomeStruct {
  static constexpr auto kDefaultName = "some";
  XmlLanguage language;
  friend auto operator<<(xmlpp::Element*, const SomeStruct&) -> void;
  static auto Parse(xmlpp::Element* node) -> SomeStruct;
};

}  // namespace tests::message
template <>
constexpr auto serialization::kSerializationConfig<tests::message::SomeStruct> =
    serialization::SerializationConfig<tests::message::SomeStruct>{};

namespace tests::message {

auto SomeStruct::Parse(xmlpp::Element* element) -> SomeStruct {
  return serialization::Parse<SomeStruct>(element);
}

auto operator<<(xmlpp::Element* element, const SomeStruct& some) -> void {
  serialization::Serialize(element, some);
};

}  // namespace tests::message

TEST(Parse, XmlLanguage) {
  xmlpp::Document doc;
  auto node = doc.create_root_node("some");
  node->set_attribute("lang", "en", "xml");
  auto value = Serialization<tests::message::SomeStruct>::Parse(node);
  EXPECT_EQ(value.language, "en");
}

}  // namespace larra::xmpp