xtensor/test/test_xmath_result_type.cpp at master · xtensor-stack/xtensor · GitHub

Repository navigation

History

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

/***************************************************************************

* Copyright (c) Johan Mabille, Sylvain Corlay and Wolf Vollprecht *

* Copyright (c) QuantStack *

* *

* Distributed under the terms of the BSD 3-Clause License. *

* *

* The full license is in the file LICENSE, distributed with this software. *

****************************************************************************/

#include <complex>

#include "test_common_macros.hpp"

// The following disables the conversion warnings. These warnings

// are legit and we don't want to avoid them with specific cast

// in xtensor implementation. However, we still want to check the

// results are correct and we don't want the warnings to pollute

// the output when building the tests suite.

#ifdef __GNUC__

#pragma GCC diagnostic push

#pragma GCC diagnostic ignored "-Wconversion"

#pragma GCC diagnostic ignored "-Wfloat-conversion"

#pragma GCC diagnostic ignored "-Wsign-conversion"

#include "xtensor/containers/xarray.hpp"

#include "xtensor/core/xmath.hpp"

#include "xtensor/generators/xrandom.hpp"

#pragma GCC diagnostic pop

#elif defined(_WIN32)

#pragma warning(push)

#pragma warning(disable : 4244)

#pragma warning(disable : 4267)

#include "xtensor/containers/xarray.hpp"

#include "xtensor/core/xmath.hpp"

#include "xtensor/generators/xrandom.hpp"

#pragma warning(pop)

#else

#include "xtensor/containers/xarray.hpp"

#include "xtensor/core/xmath.hpp"

#include "xtensor/generators/xrandom.hpp"

#endif

#include "xtl/xtype_traits.hpp"

namespace xt

{

using std::size_t;

using shape_type = dynamic_shape<size_t>;

/*******************

* type conversion *

*******************/

#define CHECK_RESULT_TYPE(EXPRESSION, EXPECTED_TYPE) \

{ \

using result_type = typename std::decay_t<decltype(EXPRESSION)>::value_type; \

EXPECT_TRUE((std::is_same<result_type, EXPECTED_TYPE>::value)); \

}

template <class T1, class T2>

using promote_t = xtl::promote_type_t<T1, T2>;

template <class T, class E>

void check_promoted_types(E&& e)

{

using result_type = typename std::decay_t<decltype(e)>::value_type;

EXPECT_TRUE((std::is_same<result_type, promote_t<T, result_type>>::value));

}

#define ARRAY_TYPE(VALUE_TYPE) std::array<VALUE_TYPE, 2>

#define CHECK_TEMPLATED_RESULT_TYPE(FUNC, INPUT) \

check_promoted_types<unsigned char>(FUNC<unsigned char>(INPUT)); \

check_promoted_types<signed char>(FUNC<signed char>(INPUT)); \

check_promoted_types<char>(FUNC<char>(INPUT)); \

check_promoted_types<unsigned short>(FUNC<unsigned short>(INPUT)); \

check_promoted_types<signed short>(FUNC<signed short>(INPUT)); \

check_promoted_types<short>(FUNC<short>(INPUT)); \

check_promoted_types<unsigned int>(FUNC<unsigned int>(INPUT)); \

check_promoted_types<signed int>(FUNC<signed int>(INPUT)); \

check_promoted_types<int>(FUNC<int>(INPUT)); \

check_promoted_types<unsigned long long>(FUNC<unsigned long long>(INPUT)); \

check_promoted_types<long long>(FUNC<signed long long>(INPUT)); \

check_promoted_types<long long>(FUNC<long long>(INPUT)); \

check_promoted_types<float>(FUNC<float>(INPUT)); \

check_promoted_types<double>(FUNC<double>(INPUT));

#define CHECK_STDDEV_TEMPLATED_RESULT_TYPE(FUNC, INPUT) \

{ \

using result_type = typename std::decay_t<decltype(INPUT)>::value_type; \

using promo_type = std::conditional_t<std::is_integral<result_type>::value, double, float>; \

check_promoted_types<promo_type>(FUNC<unsigned char>(INPUT)); \

check_promoted_types<promo_type>(FUNC<signed char>(INPUT)); \

check_promoted_types<promo_type>(FUNC<char>(INPUT)); \

check_promoted_types<promo_type>(FUNC<unsigned short>(INPUT)); \

check_promoted_types<promo_type>(FUNC<signed short>(INPUT)); \

check_promoted_types<promo_type>(FUNC<short>(INPUT)); \

check_promoted_types<promo_type>(FUNC<unsigned int>(INPUT)); \

check_promoted_types<promo_type>(FUNC<signed int>(INPUT)); \

check_promoted_types<promo_type>(FUNC<int>(INPUT)); \

check_promoted_types<promo_type>(FUNC<unsigned long long>(INPUT)); \

check_promoted_types<promo_type>(FUNC<signed long long>(INPUT)); \

check_promoted_types<promo_type>(FUNC<long long>(INPUT)); \

check_promoted_types<float>(FUNC<float>(INPUT)); \

check_promoted_types<double>(FUNC<double>(INPUT)); \

}

#define CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(INPUT) \

CHECK_TEMPLATED_RESULT_TYPE(sum, INPUT) \

CHECK_TEMPLATED_RESULT_TYPE(mean, INPUT) \

CHECK_TEMPLATED_RESULT_TYPE(prod, INPUT) \

CHECK_TEMPLATED_RESULT_TYPE(variance, INPUT) \

CHECK_STDDEV_TEMPLATED_RESULT_TYPE(stddev, INPUT)

TEST(xmath, uchar_result_type)

{

shape_type shape = {3, 2};

auto auchar = xt::zeros<unsigned char>(shape);

CHECK_RESULT_TYPE(auchar + auchar, int);

CHECK_RESULT_TYPE(2 * auchar, int);

CHECK_RESULT_TYPE(2.0 * auchar, double);

CHECK_RESULT_TYPE(sqrt(auchar), double);

CHECK_RESULT_TYPE(abs(auchar), unsigned char);

CHECK_RESULT_TYPE(sum(auchar), int);

CHECK_RESULT_TYPE(mean(auchar), double);

CHECK_RESULT_TYPE(minmax(auchar), ARRAY_TYPE(unsigned char));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(auchar);

}

TEST(xmath, short_result_type)

{

shape_type shape = {3, 2};

auto ashort = xt::zeros<short>(shape);

CHECK_RESULT_TYPE(ashort + ashort, int);

CHECK_RESULT_TYPE(2 * ashort, int);

CHECK_RESULT_TYPE(2.0 * ashort, double);

CHECK_RESULT_TYPE(sqrt(ashort), double);

CHECK_RESULT_TYPE(abs(ashort), decltype(std::abs(short{})));

CHECK_RESULT_TYPE(sum(ashort), int);

CHECK_RESULT_TYPE(mean(ashort), double);

CHECK_RESULT_TYPE(minmax(ashort), ARRAY_TYPE(short));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(ashort);

}

TEST(xmath, ushort_result_type)

{

shape_type shape = {3, 2};

auto aushort = xt::zeros<unsigned short>(shape);

CHECK_RESULT_TYPE(aushort + aushort, int);

CHECK_RESULT_TYPE(2u * aushort, unsigned int);

CHECK_RESULT_TYPE(2.0 * aushort, double);

CHECK_RESULT_TYPE(sqrt(aushort), double);

CHECK_RESULT_TYPE(abs(aushort), unsigned short);

CHECK_RESULT_TYPE(sum(aushort), int);

CHECK_RESULT_TYPE(mean(aushort), double);

CHECK_RESULT_TYPE(minmax(aushort), ARRAY_TYPE(unsigned short));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(aushort);

}

TEST(xmath, int_result_type)

{

shape_type shape = {3, 2};

auto aint = xt::zeros<int>(shape);

CHECK_RESULT_TYPE(aint + aint, int);

CHECK_RESULT_TYPE(2 * aint, int);

CHECK_RESULT_TYPE(2.0 * aint, double);

CHECK_RESULT_TYPE(sqrt(aint), double);

CHECK_RESULT_TYPE(abs(aint), int);

CHECK_RESULT_TYPE(sum(aint), int);

CHECK_RESULT_TYPE(mean(aint), double);

CHECK_RESULT_TYPE(minmax(aint), ARRAY_TYPE(int));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(aint);

}

TEST(xmath, uint_result_type)

{

shape_type shape = {3, 2};

auto auint = xt::zeros<unsigned int>(shape);

CHECK_RESULT_TYPE(auint + auint, unsigned int);

CHECK_RESULT_TYPE(2u * auint, unsigned int);

CHECK_RESULT_TYPE(2.0 * auint, double);

CHECK_RESULT_TYPE(sqrt(auint), double);

CHECK_RESULT_TYPE(abs(auint), unsigned int);

CHECK_RESULT_TYPE(sum(auint), unsigned int);

CHECK_RESULT_TYPE(mean(auint), double);

CHECK_RESULT_TYPE(minmax(auint), ARRAY_TYPE(unsigned int));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(auint);

}

TEST(xmath, long_result_type)

{

shape_type shape = {3, 2};

auto along = xt::zeros<long long>(shape);

CHECK_RESULT_TYPE(along + along, signed long long);

CHECK_RESULT_TYPE(2 * along, signed long long);

CHECK_RESULT_TYPE(2.0 * along, double);

CHECK_RESULT_TYPE(sqrt(along), double);

CHECK_RESULT_TYPE(abs(along), signed long long);

CHECK_RESULT_TYPE(sum(along), signed long long);

CHECK_RESULT_TYPE(mean(along), double);

CHECK_RESULT_TYPE(minmax(along), ARRAY_TYPE(signed long long));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(along);

}

TEST(xmath, ulong_result_type)

{

shape_type shape = {3, 2};

auto aulong = xt::zeros<unsigned long long>(shape);

CHECK_RESULT_TYPE(aulong + aulong, unsigned long long);

CHECK_RESULT_TYPE(2ul * aulong, unsigned long long);

CHECK_RESULT_TYPE(2.0 * aulong, double);

CHECK_RESULT_TYPE(sqrt(aulong), double);

CHECK_RESULT_TYPE(abs(aulong), unsigned long long);

CHECK_RESULT_TYPE(sum(aulong), unsigned long long);

CHECK_RESULT_TYPE(mean(aulong), double);

CHECK_RESULT_TYPE(minmax(aulong), ARRAY_TYPE(unsigned long long));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(aulong);

}

TEST(xmath, float_result_type)

{

shape_type shape = {3, 2};

auto afloat = xt::zeros<float>(shape);

CHECK_RESULT_TYPE(afloat + afloat, float);

CHECK_RESULT_TYPE(2.0f * afloat, float);

CHECK_RESULT_TYPE(2.0 * afloat, double);

CHECK_RESULT_TYPE(sqrt(afloat), float);

CHECK_RESULT_TYPE(abs(afloat), float);

CHECK_RESULT_TYPE(sum(afloat), float);

CHECK_RESULT_TYPE(mean(afloat), double);

CHECK_RESULT_TYPE(minmax(afloat), ARRAY_TYPE(float));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(afloat);

}

TEST(xmath, double_result_type)

{

shape_type shape = {3, 2};

auto adouble = xt::zeros<double>(shape);

CHECK_RESULT_TYPE(adouble + adouble, double);

CHECK_RESULT_TYPE(2.0 * adouble, double);

CHECK_RESULT_TYPE(sqrt(adouble), double);

CHECK_RESULT_TYPE(abs(adouble), double);

CHECK_RESULT_TYPE(sum(adouble), double);

CHECK_RESULT_TYPE(mean(adouble), double);

CHECK_RESULT_TYPE(minmax(adouble), ARRAY_TYPE(double));

CHECK_TEMPLATED_RESULT_TYPE_FOR_ALL(adouble);

}

TEST(xmath, float_complex_result_type)

{

shape_type shape = {3, 2};

xarray<std::complex<float>> afcomplex(shape);

CHECK_RESULT_TYPE(afcomplex + afcomplex, std::complex<float>);

CHECK_RESULT_TYPE(std::complex<float>(2.0) * afcomplex, std::complex<float>);

CHECK_RESULT_TYPE(2.0f * afcomplex, std::complex<float>);

CHECK_RESULT_TYPE(sqrt(afcomplex), std::complex<float>);

CHECK_RESULT_TYPE(abs(afcomplex), float);

CHECK_RESULT_TYPE(sum(afcomplex), std::complex<float>);

CHECK_RESULT_TYPE(mean(afcomplex), std::complex<double>);

}

TEST(xmath, double_complex_result_type)

{

shape_type shape = {3, 2};

xarray<std::complex<double>> adcomplex(shape);

CHECK_RESULT_TYPE(adcomplex + adcomplex, std::complex<double>);

CHECK_RESULT_TYPE(std::complex<double>(2.0) * adcomplex, std::complex<double>);

CHECK_RESULT_TYPE(2.0 * adcomplex, std::complex<double>);

CHECK_RESULT_TYPE(sqrt(adcomplex), std::complex<double>);

CHECK_RESULT_TYPE(abs(adcomplex), double);

CHECK_RESULT_TYPE(sum(adcomplex), std::complex<double>);

CHECK_RESULT_TYPE(mean(adcomplex), std::complex<double>);

}

TEST(xmath, mixed_result_type)

{

shape_type shape = {3, 2};

xarray<unsigned char> auchar(shape);

xarray<short> ashort(shape);

xarray<unsigned short> aushort(shape);

xarray<int> aint(shape);

xarray<unsigned int> auint(shape);

xarray<long long> along(shape);

xarray<unsigned long long> aulong(shape);

xarray<float> afloat(shape);

xarray<double> adouble(shape);

xarray<std::complex<float>> afcomplex(shape);

xarray<std::complex<double>> adcomplex(shape);

CHECK_RESULT_TYPE(auchar + aint, int);

CHECK_RESULT_TYPE(ashort + aint, int);

CHECK_RESULT_TYPE(aulong + aint, unsigned long long);

CHECK_RESULT_TYPE(afloat + aint, float);

CHECK_RESULT_TYPE(adouble + aint, double);

CHECK_RESULT_TYPE(adouble + adcomplex, std::complex<double>);

CHECK_RESULT_TYPE(aulong + adouble, double);

CHECK_RESULT_TYPE(afcomplex + adcomplex, std::complex<double>);

}

xtensor/test/test_xmath_result_type.cpp at master · xtensor-stack/xtensor · GitHub

Repository navigation

Expand file tree

Breadcrumbs

test_xmath_result_type.cpp

Latest commit

History

Breadcrumbs

test_xmath_result_type.cpp

File metadata and controls