// Copyright (c) 2016, Kentaro Wada
//
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// modification, are permitted provided that the following conditions are met:
//
//    * Redistributions of source code must retain the above copyright
//      notice, this list of conditions and the following disclaimer.
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//    * Redistributions in binary form must reproduce the above copyright
//      notice, this list of conditions and the following disclaimer in the
//      documentation and/or other materials provided with the distribution.
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//    * Neither the name of the copyright holder nor the names of its
//      contributors may be used to endorse or promote products derived from
//      this software without specific prior written permission.
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// this file is originally ported from ROS1:
// https://github.com/ros/common_msgs/blob/53579e6bba3d7f692949227fc4fe06cf47689f3a/sensor_msgs/test/test_image_encodings.cpp

#include <gtest/gtest.h>
#include "sensor_msgs/image_encodings.hpp"

TEST(sensor_msgs, NumChannels)
{
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("mono8"), 1);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("rgb8"), 3);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("8UC"), 1);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("8UC3"), 3);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("8UC10"), 10);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("16UC"), 1);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("16UC3"), 3);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("16UC10"), 10);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("32SC"), 1);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("32SC3"), 3);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("32SC10"), 10);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("64FC"), 1);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("64FC3"), 3);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("64FC10"), 10);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("yuv422"), 2);
  ASSERT_EQ(sensor_msgs::image_encodings::numChannels("yuv422_yuy2"), 2);
}

TEST(sensor_msgs, bitDepth)
{
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("mono8"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("rgb8"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("8UC"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("8UC3"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("8UC10"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("16UC"), 16);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("16UC3"), 16);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("16UC10"), 16);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("32SC"), 32);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("32SC3"), 32);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("32SC10"), 32);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("64FC"), 64);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("64FC3"), 64);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("64FC10"), 64);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("yuv422"), 8);
  ASSERT_EQ(sensor_msgs::image_encodings::bitDepth("yuv422_yuy2"), 8);
}