1 // Copyright 2014 Sergio Guadarrama
4 #include <cuda_runtime.h>
6 #include "gtest/gtest.h"
7 #include "caffe/blob.hpp"
8 #include "caffe/common.hpp"
9 #include "caffe/filler.hpp"
10 #include "caffe/vision_layers.hpp"
11 #include "caffe/test/test_gradient_check_util.hpp"
13 #include "caffe/test/test_caffe_main.hpp"
17 extern cudaDeviceProp CAFFE_TEST_CUDA_PROP;
19 template <typename Dtype>
20 class ConcatLayerTest : public ::testing::Test {
23 : blob_bottom_0(new Blob<Dtype>(2, 3, 6, 5)),
24 blob_bottom_1(new Blob<Dtype>(2, 5, 6, 5)),
25 blob_bottom_2(new Blob<Dtype>(5, 3, 6, 5)),
26 blob_top_(new Blob<Dtype>()) {};
27 virtual void SetUp() {
29 FillerParameter filler_param;
30 filler_param.set_value(1.);
31 ConstantFiller<Dtype> filler(filler_param);
32 filler.Fill(this->blob_bottom_0);
33 filler_param.set_value(2.);
34 filler.Fill(this->blob_bottom_1);
35 filler_param.set_value(3.);
36 filler.Fill(this->blob_bottom_2);
37 blob_bottom_vec_0.push_back(blob_bottom_0);
38 blob_bottom_vec_0.push_back(blob_bottom_1);
39 blob_bottom_vec_1.push_back(blob_bottom_0);
40 blob_bottom_vec_1.push_back(blob_bottom_2);
41 blob_top_vec_.push_back(blob_top_);
44 virtual ~ConcatLayerTest() {
45 delete blob_bottom_0; delete blob_bottom_1; delete blob_bottom_2; delete blob_top_;
48 Blob<Dtype>* const blob_bottom_0;
49 Blob<Dtype>* const blob_bottom_1;
50 Blob<Dtype>* const blob_bottom_2;
51 Blob<Dtype>* const blob_top_;
52 vector<Blob<Dtype>*> blob_bottom_vec_0,blob_bottom_vec_1;
53 vector<Blob<Dtype>*> blob_top_vec_;
56 typedef ::testing::Types<float, double> Dtypes;
57 TYPED_TEST_CASE(ConcatLayerTest, Dtypes);
59 TYPED_TEST(ConcatLayerTest, TestSetupNum) {
60 LayerParameter layer_param;
61 layer_param.set_concat_dim(0);
62 ConcatLayer<TypeParam> layer(layer_param);
63 layer.SetUp(this->blob_bottom_vec_1, &(this->blob_top_vec_));
64 EXPECT_EQ(this->blob_top_->num(), this->blob_bottom_0->num()+this->blob_bottom_2->num());
65 EXPECT_EQ(this->blob_top_->channels(), this->blob_bottom_0->channels());
66 EXPECT_EQ(this->blob_top_->height(), this->blob_bottom_0->height());
67 EXPECT_EQ(this->blob_top_->width(), this->blob_bottom_0->width());
70 TYPED_TEST(ConcatLayerTest, TestSetupChannels) {
71 LayerParameter layer_param;
72 ConcatLayer<TypeParam> layer(layer_param);
73 layer.SetUp(this->blob_bottom_vec_0, &(this->blob_top_vec_));
74 EXPECT_EQ(this->blob_top_->num(), this->blob_bottom_0->num());
75 EXPECT_EQ(this->blob_top_->channels(), this->blob_bottom_0->channels()+this->blob_bottom_1->channels());
76 EXPECT_EQ(this->blob_top_->height(), this->blob_bottom_0->height());
77 EXPECT_EQ(this->blob_top_->width(), this->blob_bottom_0->width());
81 TYPED_TEST(ConcatLayerTest, TestCPUNum) {
82 LayerParameter layer_param;
83 ConcatLayer<TypeParam> layer(layer_param);
84 Caffe::set_mode(Caffe::CPU);
85 layer.SetUp(this->blob_bottom_vec_0, &(this->blob_top_vec_));
86 layer.Forward(this->blob_bottom_vec_0, &(this->blob_top_vec_));
87 for (int n = 0; n < this->blob_top_->num(); ++n) {
88 for (int c = 0; c < this->blob_bottom_0->channels(); ++c) {
89 for (int h = 0; h < this->blob_top_->height(); ++h) {
90 for (int w = 0; w < this->blob_top_->width(); ++w) {
91 EXPECT_EQ(this->blob_top_->data_at(n, c, h, w), this->blob_bottom_vec_0[0]->data_at(n, c, h, w));
95 for (int c = 0; c < this->blob_bottom_1->channels(); ++c) {
96 for (int h = 0; h < this->blob_top_->height(); ++h) {
97 for (int w = 0; w < this->blob_top_->width(); ++w) {
98 EXPECT_EQ(this->blob_top_->data_at(n, c+3, h, w), this->blob_bottom_vec_0[1]->data_at(n, c, h, w));
106 TYPED_TEST(ConcatLayerTest, TestCPUGradient) {
107 LayerParameter layer_param;
108 Caffe::set_mode(Caffe::CPU);
109 ConcatLayer<TypeParam> layer(layer_param);
110 GradientChecker<TypeParam> checker(1e-2, 1e-3);
111 // it is too expensive to call curand multiple times, so we don't do an
112 // exhaustive gradient check.
113 checker.CheckGradient(&layer, &(this->blob_bottom_vec_0),
114 &(this->blob_top_vec_));
117 TYPED_TEST(ConcatLayerTest, TestGPUGradient) {
118 LayerParameter layer_param;
119 Caffe::set_mode(Caffe::GPU);
120 ConcatLayer<TypeParam> layer(layer_param);
121 GradientChecker<TypeParam> checker(1e-2, 1e-3);
122 // it is too expensive to call curand multiple times, so we don't do an
123 // exhaustive gradient check.
124 checker.CheckGradient(&layer, &(this->blob_bottom_vec_0),
125 &(this->blob_top_vec_));