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test_flatten_layer.cpp
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test_flatten_layer.cpp
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// Copyright 2013 Yangqing Jia
#include <cstring>
#include <vector>
#include "cuda_runtime.h"
#include "gtest/gtest.h"
#include "caffe/blob.hpp"
#include "caffe/common.hpp"
#include "caffe/filler.hpp"
#include "caffe/vision_layers.hpp"
#include "caffe/test/test_gradient_check_util.hpp"
#include "caffe/test/test_caffe_main.hpp"
namespace caffe {
extern cudaDeviceProp CAFFE_TEST_CUDA_PROP;
template <typename Dtype>
class FlattenLayerTest : public ::testing::Test {
protected:
FlattenLayerTest()
: blob_bottom_(new Blob<Dtype>(2, 3, 6, 5)),
blob_top_(new Blob<Dtype>()) {
// fill the values
FillerParameter filler_param;
GaussianFiller<Dtype> filler(filler_param);
filler.Fill(this->blob_bottom_);
blob_bottom_vec_.push_back(blob_bottom_);
blob_top_vec_.push_back(blob_top_);
}
virtual ~FlattenLayerTest() { delete blob_bottom_; delete blob_top_; }
Blob<Dtype>* const blob_bottom_;
Blob<Dtype>* const blob_top_;
vector<Blob<Dtype>*> blob_bottom_vec_;
vector<Blob<Dtype>*> blob_top_vec_;
};
typedef ::testing::Types<float, double> Dtypes;
TYPED_TEST_CASE(FlattenLayerTest, Dtypes);
TYPED_TEST(FlattenLayerTest, TestSetup) {
LayerParameter layer_param;
FlattenLayer<TypeParam> layer(layer_param);
layer.SetUp(this->blob_bottom_vec_, &(this->blob_top_vec_));
EXPECT_EQ(this->blob_top_->num(), 2);
EXPECT_EQ(this->blob_top_->channels(), 3 * 6 * 5);
EXPECT_EQ(this->blob_top_->height(), 1);
EXPECT_EQ(this->blob_top_->width(), 1);
}
TYPED_TEST(FlattenLayerTest, TestCPU) {
LayerParameter layer_param;
FlattenLayer<TypeParam> layer(layer_param);
Caffe::set_mode(Caffe::CPU);
layer.SetUp(this->blob_bottom_vec_, &(this->blob_top_vec_));
layer.Forward(this->blob_bottom_vec_, &(this->blob_top_vec_));
for (int c = 0; c < 3 * 6 * 5; ++c) {
EXPECT_EQ(this->blob_top_->data_at(0, c, 0, 0),
this->blob_bottom_->data_at(0, c / (6 * 5), (c / 5) % 6, c % 5));
EXPECT_EQ(this->blob_top_->data_at(1, c, 0, 0),
this->blob_bottom_->data_at(1, c / (6 * 5), (c / 5) % 6, c % 5));
}
}
TYPED_TEST(FlattenLayerTest, TestGPU) {
LayerParameter layer_param;
FlattenLayer<TypeParam> layer(layer_param);
Caffe::set_mode(Caffe::GPU);
layer.SetUp(this->blob_bottom_vec_, &(this->blob_top_vec_));
layer.Forward(this->blob_bottom_vec_, &(this->blob_top_vec_));
for (int c = 0; c < 3 * 6 * 5; ++c) {
EXPECT_EQ(this->blob_top_->data_at(0, c, 0, 0),
this->blob_bottom_->data_at(0, c / (6 * 5), (c / 5) % 6, c % 5));
}
}
TYPED_TEST(FlattenLayerTest, TestCPUGradient) {
LayerParameter layer_param;
Caffe::set_mode(Caffe::CPU);
FlattenLayer<TypeParam> layer(layer_param);
GradientChecker<TypeParam> checker(1e-2, 1e-2);
checker.CheckGradientExhaustive(&layer, &(this->blob_bottom_vec_),
&(this->blob_top_vec_));
}
TYPED_TEST(FlattenLayerTest, TestGPUGradient) {
LayerParameter layer_param;
Caffe::set_mode(Caffe::GPU);
FlattenLayer<TypeParam> layer(layer_param);
GradientChecker<TypeParam> checker(1e-2, 1e-2);
checker.CheckGradientExhaustive(&layer, &(this->blob_bottom_vec_),
&(this->blob_top_vec_));
}
} // namespace caffe