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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include <algorithm>
#include <string>
#include <vector>
#include "base/base.h"
#include "base/util.h"
#include "config/config.pb.h"
#include "config/config_handler.h"
#include "session/commands.pb.h"
#include "session/japanese_session_factory.h"
#include "session/random_keyevents_generator.h"
#include "session/session_handler.h"
#include "session/session_handler_test_util.h"
#include "testing/base/public/gunit.h"

#ifdef MOZC_USE_SEPARATE_CONNECTION_DATA
#include "converter/connection_data_injected_environment.h"
namespace {
const ::testing::Environment *kConnectionDataInjectedEnvironment =
    ::testing::AddGlobalTestEnvironment(
        new ::mozc::ConnectionDataInjectedEnvironment());
}  // namespace
#endif  // MOZC_USE_SEPARATE_CONNECTION_DATA

#ifdef MOZC_USE_SEPARATE_DICTIONARY
#include "dictionary/dictionary_data_injected_environment.h"
namespace {
const ::testing::Environment *kDictionaryDataInjectedEnvironment =
    ::testing::AddGlobalTestEnvironment(
        new ::mozc::DictionaryDataInjectedEnvironment());
}  // namespace
#endif  // MOZC_USE_SEPARATE_DICTIONARY

DECLARE_string(test_tmpdir);

namespace mozc {

using mozc::session::testing::TestSessionClient;

using mozc::session::testing::JapaneseSessionHandlerTestBase;
class SessionHandlerStressTest : public JapaneseSessionHandlerTestBase {
};

TEST_F(SessionHandlerStressTest, BasicStressTest) {
  config::Config config;
  config::ConfigHandler::GetDefaultConfig(&config);
  // TOOD(all): Add a test for the case where
  // use_realtime_conversion is true.
  config.set_use_realtime_conversion(false);
  config::ConfigHandler::SetConfig(config);

  vector<mozc::commands::KeyEvent> keys;
  mozc::commands::Output output;
  TestSessionClient client;
  size_t keyevents_size = 0;
  const size_t kMaxEventSize = 50000;
  ASSERT_TRUE(client.CreateSession());
  while (keyevents_size < kMaxEventSize) {
    keys.clear();
    mozc::session::RandomKeyEventsGenerator::GenerateSequence(&keys);
    for (size_t i = 0; i < keys.size(); ++i) {
      ++keyevents_size;
      EXPECT_TRUE(client.TestSendKey(keys[i], &output));
      EXPECT_TRUE(client.SendKey(keys[i], &output));
    }
  }
  EXPECT_TRUE(client.DeleteSession());
}

}  // namespae mozc