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path: root/src/caffe/test/test_infogain_loss_layer.cpp
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#include <vector>

#include "gtest/gtest.h"

#include "caffe/blob.hpp"
#include "caffe/common.hpp"
#include "caffe/filler.hpp"
#include "caffe/layers/infogain_loss_layer.hpp"

#include "caffe/test/test_caffe_main.hpp"
#include "caffe/test/test_gradient_check_util.hpp"

namespace caffe {

template <typename TypeParam>
class InfogainLossLayerTest : public MultiDeviceTest<TypeParam> {
  typedef typename TypeParam::Dtype Dtype;

 protected:
  InfogainLossLayerTest()
      : blob_bottom_data_(new Blob<Dtype>(10, 5, 1, 1)),
        blob_bottom_label_(new Blob<Dtype>(10, 1, 1, 1)),
        blob_bottom_infogain_(new Blob<Dtype>(1, 1, 5, 5)),
        blob_top_loss_(new Blob<Dtype>()) {
    Caffe::set_random_seed(1701);
    FillerParameter filler_param;
    PositiveUnitballFiller<Dtype> filler(filler_param);
    filler.Fill(this->blob_bottom_data_);
    blob_bottom_vec_.push_back(blob_bottom_data_);
    for (int i = 0; i < blob_bottom_label_->count(); ++i) {
      blob_bottom_label_->mutable_cpu_data()[i] = caffe_rng_rand() % 5;
    }
    blob_bottom_vec_.push_back(blob_bottom_label_);
    filler_param.set_min(0.1);
    filler_param.set_max(2.0);
    UniformFiller<Dtype> infogain_filler(filler_param);
    infogain_filler.Fill(this->blob_bottom_infogain_);
    blob_bottom_vec_.push_back(blob_bottom_infogain_);
    blob_top_vec_.push_back(blob_top_loss_);
  }
  virtual ~InfogainLossLayerTest() {
    delete blob_bottom_data_;
    delete blob_bottom_label_;
    delete blob_bottom_infogain_;
    delete blob_top_loss_;
  }
  Blob<Dtype>* const blob_bottom_data_;
  Blob<Dtype>* const blob_bottom_label_;
  Blob<Dtype>* const blob_bottom_infogain_;
  Blob<Dtype>* const blob_top_loss_;
  vector<Blob<Dtype>*> blob_bottom_vec_;
  vector<Blob<Dtype>*> blob_top_vec_;
};

TYPED_TEST_CASE(InfogainLossLayerTest, TestDtypesAndDevices);


TYPED_TEST(InfogainLossLayerTest, TestGradient) {
  typedef typename TypeParam::Dtype Dtype;
  LayerParameter layer_param;
  InfogainLossLayer<Dtype> layer(layer_param);
  GradientChecker<Dtype> checker(1e-4, 2e-2, 1701, 1, 0.01);
  checker.CheckGradientExhaustive(&layer, this->blob_bottom_vec_,
      this->blob_top_vec_, 0);
}

}  // namespace caffe