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Added a few regression tests

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This commit is contained in:
Benoit Steiner 2014-08-14 00:25:22 -07:00
parent eeb43f9e2b
commit 8c8db49331
4 changed files with 244 additions and 0 deletions
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3
unsupported/test/CMakeLists.txt
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@ -109,6 +109,9 @@ if(EIGEN_TEST_CXX11)
ei_add_test(cxx11_tensor_lvalue "-std=c++0x")
ei_add_test(cxx11_tensor_map "-std=c++0x")
# ei_add_test(cxx11_tensor_morphing "-std=c++0x")
ei_add_test(cxx11_tensor_padding "-std=c++0x")
ei_add_test(cxx11_tensor_shuffling "-std=c++0x")
ei_add_test(cxx11_tensor_striding "-std=c++0x")
# ei_add_test(cxx11_tensor_device "-std=c++0x")
# ei_add_test(cxx11_tensor_fixed_size "-std=c++0x")
# ei_add_test(cxx11_tensor_thread_pool "-std=c++0x")

54
unsupported/test/cxx11_tensor_padding.cpp Normal file
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@ -0,0 +1,54 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "main.h"
#include <Eigen/CXX11/Tensor>
using Eigen::Tensor;
static void test_simple_padding()
{
Tensor<float, 4> tensor(2,3,5,7);
tensor.setRandom();
array<pair<ptrdiff_t, ptrdiff_t>, 4> paddings;
paddings[0] = make_pair(0, 0);
paddings[1] = make_pair(2, 1);
paddings[2] = make_pair(3, 4);
paddings[3] = make_pair(0, 0);
Tensor<float, 4> padded;
padded = tensor.pad(paddings);
VERIFY_IS_EQUAL(padded.dimension(0), 2+0);
VERIFY_IS_EQUAL(padded.dimension(1), 3+3);
VERIFY_IS_EQUAL(padded.dimension(2), 5+7);
VERIFY_IS_EQUAL(padded.dimension(3), 7+0);
for (int i = 0; i < 2; ++i) {
for (int j = 0; j < 6; ++j) {
for (int k = 0; k < 12; ++k) {
for (int l = 0; l < 7; ++l) {
if (j >= 2 && j < 5 && k >= 3 && k < 8) {
VERIFY_IS_EQUAL(tensor(i,j-2,k-3,l), padded(i,j,k,l));
} else {
VERIFY_IS_EQUAL(0.0f, padded(i,j,k,l));
}
}
}
}
}
}
void test_cxx11_tensor_padding()
{
CALL_SUBTEST(test_simple_padding());
}

116
unsupported/test/cxx11_tensor_shuffling.cpp Normal file
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@ -0,0 +1,116 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "main.h"
#include <Eigen/CXX11/Tensor>
using Eigen::Tensor;
static void test_simple_shuffling()
{
Tensor<float, 4> tensor(2,3,5,7);
tensor.setRandom();
array<ptrdiff_t, 4> shuffles;
shuffles[0] = 0;
shuffles[1] = 1;
shuffles[2] = 2;
shuffles[3] = 3;
Tensor<float, 4> no_shuffle;
no_shuffle = tensor.shuffle(shuffles);
VERIFY_IS_EQUAL(no_shuffle.dimension(0), 2);
VERIFY_IS_EQUAL(no_shuffle.dimension(1), 3);
VERIFY_IS_EQUAL(no_shuffle.dimension(2), 5);
VERIFY_IS_EQUAL(no_shuffle.dimension(3), 7);
for (int i = 0; i < 2; ++i) {
for (int j = 0; j < 3; ++j) {
for (int k = 0; k < 5; ++k) {
for (int l = 0; l < 7; ++l) {
VERIFY_IS_EQUAL(tensor(i,j,k,l), no_shuffle(i,j,k,l));
}
}
}
}
shuffles[0] = 2;
shuffles[1] = 3;
shuffles[2] = 1;
shuffles[3] = 0;
Tensor<float, 4> shuffle;
shuffle = tensor.shuffle(shuffles);
VERIFY_IS_EQUAL(shuffle.dimension(0), 5);
VERIFY_IS_EQUAL(shuffle.dimension(1), 7);
VERIFY_IS_EQUAL(shuffle.dimension(2), 3);
VERIFY_IS_EQUAL(shuffle.dimension(3), 2);
for (int i = 0; i < 2; ++i) {
for (int j = 0; j < 3; ++j) {
for (int k = 0; k < 5; ++k) {
for (int l = 0; l < 7; ++l) {
VERIFY_IS_EQUAL(tensor(i,j,k,l), shuffle(k,l,j,i));
}
}
}
}
}
static void test_expr_shuffling()
{
Tensor<float, 4> tensor(2,3,5,7);
tensor.setRandom();
array<ptrdiff_t, 4> shuffles;
shuffles[0] = 2;
shuffles[1] = 3;
shuffles[2] = 1;
shuffles[3] = 0;
Tensor<float, 4> expected;
expected = tensor.shuffle(shuffles);
Tensor<float, 4> result(5,7,3,2);
array<int, 4> src_slice_dim(Eigen::array<int, 4>(2,3,1,7));
array<int, 4> src_slice_start(Eigen::array<int, 4>(0,0,0,0));
array<int, 4> dst_slice_dim(Eigen::array<int, 4>(1,7,3,2));
array<int, 4> dst_slice_start(Eigen::array<int, 4>(0,0,0,0));
for (int i = 0; i < 5; ++i) {
result.slice(dst_slice_start, dst_slice_dim) =
tensor.slice(src_slice_start, src_slice_dim).shuffle(shuffles);
src_slice_start[2] += 1;
dst_slice_start[0] += 1;
}
VERIFY_IS_EQUAL(result.dimension(0), 5);
VERIFY_IS_EQUAL(result.dimension(1), 7);
VERIFY_IS_EQUAL(result.dimension(2), 3);
VERIFY_IS_EQUAL(result.dimension(3), 2);
for (int i = 0; i < expected.dimension(0); ++i) {
for (int j = 0; j < expected.dimension(1); ++j) {
for (int k = 0; k < expected.dimension(2); ++k) {
for (int l = 0; l < expected.dimension(3); ++l) {
VERIFY_IS_EQUAL(result(i,j,k,l), expected(i,j,k,l));
}
}
}
}
}
void test_cxx11_tensor_shuffling()
{
CALL_SUBTEST(test_simple_shuffling());
CALL_SUBTEST(test_expr_shuffling());
}

71
unsupported/test/cxx11_tensor_striding.cpp Normal file
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@ -0,0 +1,71 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "main.h"
#include <Eigen/CXX11/Tensor>
using Eigen::Tensor;
static void test_simple_striding()
{
Tensor<float, 4> tensor(2,3,5,7);
tensor.setRandom();
array<ptrdiff_t, 4> strides;
strides[0] = 1;
strides[1] = 1;
strides[2] = 1;
strides[3] = 1;
Tensor<float, 4> no_stride;
no_stride = tensor.stride(strides);
VERIFY_IS_EQUAL(no_stride.dimension(0), 2);
VERIFY_IS_EQUAL(no_stride.dimension(1), 3);
VERIFY_IS_EQUAL(no_stride.dimension(2), 5);
VERIFY_IS_EQUAL(no_stride.dimension(3), 7);
for (int i = 0; i < 2; ++i) {
for (int j = 0; j < 3; ++j) {
for (int k = 0; k < 5; ++k) {
for (int l = 0; l < 7; ++l) {
VERIFY_IS_EQUAL(tensor(i,j,k,l), no_stride(i,j,k,l));
}
}
}
}
strides[0] = 2;
strides[1] = 4;
strides[2] = 2;
strides[3] = 3;
Tensor<float, 4> stride;
stride = tensor.stride(strides);
VERIFY_IS_EQUAL(stride.dimension(0), 1);
VERIFY_IS_EQUAL(stride.dimension(1), 1);
VERIFY_IS_EQUAL(stride.dimension(2), 3);
VERIFY_IS_EQUAL(stride.dimension(3), 3);
for (int i = 0; i < 1; ++i) {
for (int j = 0; j < 1; ++j) {
for (int k = 0; k < 3; ++k) {
for (int l = 0; l < 3; ++l) {
VERIFY_IS_EQUAL(tensor(2*i,4*j,2*k,3*l), stride(i,j,k,l));
}
}
}
}
}
void test_cxx11_tensor_striding()
{
CALL_SUBTEST(test_simple_striding());
}