// Copyright 2016 The Draco Authors.
//
// 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 "io/ply_decoder.h"

#include "core/draco_test_base.h"
#include "core/draco_test_utils.h"

namespace draco {

class PlyDecoderTest : public ::testing::Test {
 protected:
  template <class Geometry>
  std::unique_ptr<Geometry> DecodePly(const std::string &file_name) const {
    const std::string path = GetTestFileFullPath(file_name);
    PlyDecoder decoder;
    std::unique_ptr<Geometry> geometry(new Geometry());
    if (!decoder.DecodeFromFile(path, geometry.get()))
      return nullptr;
    return geometry;
  }

  void test_decoding_method(const std::string &file_name, int num_faces,
                            uint32_t num_points) {
    const std::unique_ptr<Mesh> mesh(DecodePly<Mesh>(file_name));
    ASSERT_NE(mesh, nullptr) << "Failed to load test model " << file_name;
    ASSERT_EQ(mesh->num_faces(), num_faces);

    const std::unique_ptr<PointCloud> pc(DecodePly<PointCloud>(file_name));
    ASSERT_NE(pc, nullptr) << "Failed to load test model " << file_name;
    ASSERT_EQ(pc->num_points(), num_points);
  }
};

TEST_F(PlyDecoderTest, TestPlyDecoding) {
  const std::string file_name = "test_pos_color.ply";
  test_decoding_method(file_name, 224, 114);
}

}  // namespace draco
