text: /******************************************************************************
   * Copyright 2017 The Apollo Authors. 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 "modules/perception/traffic_light/base/light.h"
  
  #include <sstream>
  
  #include "gtest/gtest.h"
  
  namespace apollo {
  namespace perception {
  namespace traffic_light {
  
  TEST(LightTest, test_light) {
    LightStatus light_status;
    {
      std::ostringstream oss;
      oss << "Status: [color:"
          << "unknown color"
          << " confidence:" << 0.0 << "]";
      EXPECT_EQ(oss.str(), light_status.to_string());
    }
  
    light_status.color = RED;
    {
      std::ostringstream oss;
      oss << "Status: [color:"
          << "red"
          << " confidence:" << 0.0 << "]";
      EXPECT_EQ(oss.str(), light_status.to_string());
    }
  
    light_status.color = GREEN;
    {
      std::ostringstream oss;
      oss << "Status: [color:"
          << "green"
          << " confidence:" << 0.0 << "]";
      EXPECT_EQ(oss.str(), light_status.to_string());
    }
  
    light_status.color = YELLOW;
    {
      std::ostringstream oss;
      oss << "Status: [color:"
          << "yellow"
          << " confidence:" << 0.0 << "]";
      EXPECT_EQ(oss.str(), light_status.to_string());
    }
  
    light_status.color = BLACK;
    {
      std::ostringstream oss;
      oss << "Status: [color:"
          << "black"
          << " confidence:" << 0.0 << "]";
      EXPECT_EQ(oss.str(), light_status.to_string());
    }
  }
  
  }  // namespace traffic_light
  }  // namespace perception
  }  // namespace apollo
  