text: // Copyright 2019 DeepMind Technologies Ltd. All rights reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  #include "open_spiel/spiel.h"
  #include "open_spiel/tests/basic_tests.h"
  
  namespace open_spiel {
  namespace negotiation {
  namespace {
  
  namespace testing = open_spiel::testing;
  
  void BasicNegotiationTests() {
    testing::LoadGameTest("negotiation");
    testing::ChanceOutcomesTest(*LoadGame("negotiation"));
  
    // Try with defaults (utterances and proposals).
    std::cout << "\nStarting defaults test..." << std::endl;
    testing::RandomSimTest(*LoadGame("negotiation"), 100);
  
    // Try without utterances.
    std::cout << "\nStarting no utterances test..." << std::endl;
    testing::RandomSimTest(
        *LoadGame("negotiation", {{"enable_utterances", GameParameter(false)}}),
        100);
  
    // Try without utterances and without proposals
    std::cout << "\nStarting no utterances and no proposals test..." << std::endl;
    testing::RandomSimTest(
        *LoadGame("negotiation", {{"enable_utterances", GameParameter(false)},
                                  {"enable_proposals", GameParameter(false)}}),
        100);
  
    // Try without without proposals
    std::cout << "\nStarting no utterances and no proposals test..." << std::endl;
    testing::RandomSimTest(
        *LoadGame("negotiation", {{"enable_proposals", GameParameter(false)}}),
        100);
  }
  
  }  // namespace
  }  // namespace negotiation
  }  // namespace open_spiel
  
  int main(int argc, char** argv) {
    open_spiel::negotiation::BasicNegotiationTests();
  }
  