complex_test.cpp revision b2ca03140da5d7d4e3897287d8e8b05355a837f9
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <gtest/gtest.h> 18 19// This file is compiled against both glibc and bionic, and our complex.h 20// depends on bionic-specific macros, so hack around that. 21#include <sys/cdefs.h> 22#if !defined(__INTRODUCED_IN) 23#define __INTRODUCED_IN(x) 24#define __INTRODUCED_IN_32(x) 25#define __INTRODUCED_IN_64(x) 26#define __INTRODUCED_IN_FUTURE 27#endif 28 29// libc++ actively gets in the way of including <complex.h> from C++, so we 30// have to be naughty. 31#include "../libc/include/complex.h" 32 33// (libc++ also seems to have really bad implementations of its own that ignore 34// the intricacies of floating point math.) 35// http://llvm.org/bugs/show_bug.cgi?id=21504 36 37#include <math.h> // For M_PI_2/M_PI_2l. 38 39// Note that gtest doesn't support complex numbers, so the output from 40// assertion failures is misleading/useless (at best you'll only see the real 41// part). 42// TODO: find out why gtest doesn't use these; until then they're only useful 43// for manual printf^Woperator<< debugging. 44#include <iostream> 45std::ostream& operator<<(std::ostream& os, const double _Complex c) { 46 os << "(" << creal(c) << "," << cimag(c) << "i)"; 47 return os; 48} 49std::ostream& operator<<(std::ostream& os, const float _Complex c) { 50 os << "(" << crealf(c) << "," << cimagf(c) << "i)"; 51 return os; 52} 53std::ostream& operator<<(std::ostream& os, const long double _Complex c) { 54 os << "(" << creall(c) << "," << cimagl(c) << "i)"; 55 return os; 56} 57 58TEST(complex, cabs) { 59 ASSERT_EQ(0.0, cabs(0)); 60} 61 62TEST(complex, cabsf) { 63 ASSERT_EQ(0.0, cabsf(0)); 64} 65 66TEST(complex, cabsl) { 67 ASSERT_EQ(0.0, cabsl(0)); 68} 69 70TEST(complex, cacos) { 71 ASSERT_EQ(M_PI_2, cacos(0.0)); 72} 73 74TEST(complex, cacosf) { 75 ASSERT_EQ(static_cast<float>(M_PI_2), cacosf(0.0)); 76} 77 78TEST(complex, cacosl) { 79 ASSERT_EQ(M_PI_2l, cacosl(0.0)); 80} 81 82TEST(complex, cacosh) { 83 ASSERT_EQ(0.0, cacosh(1.0)); 84} 85 86TEST(complex, cacoshl) { 87 ASSERT_EQ(0.0, cacoshl(1.0)); 88} 89 90TEST(complex, cacoshf) { 91 ASSERT_EQ(0.0, cacoshf(1.0)); 92} 93 94TEST(complex, carg) { 95 ASSERT_EQ(0.0, carg(0)); 96} 97 98TEST(complex, cargf) { 99 ASSERT_EQ(0.0, cargf(0)); 100} 101 102TEST(complex, cargl) { 103 ASSERT_EQ(0.0, cargl(0)); 104} 105 106TEST(complex, casin) { 107 ASSERT_EQ(0.0, casin(0)); 108} 109 110TEST(complex, casinf) { 111 ASSERT_EQ(0.0, casinf(0)); 112} 113 114TEST(complex, casinl) { 115 ASSERT_EQ(0.0, casinl(0)); 116} 117 118TEST(complex, casinh) { 119 ASSERT_EQ(0.0, casinh(0)); 120} 121 122TEST(complex, casinhf) { 123 ASSERT_EQ(0.0, casinhf(0)); 124} 125 126TEST(complex, casinhl) { 127 ASSERT_EQ(0.0, casinhl(0)); 128} 129 130TEST(complex, catan) { 131 ASSERT_EQ(0.0, catan(0)); 132} 133 134TEST(complex, catanf) { 135 ASSERT_EQ(0.0, catanf(0)); 136} 137 138TEST(complex, catanl) { 139 ASSERT_EQ(0.0, catanl(0)); 140} 141 142TEST(complex, catanh) { 143 ASSERT_EQ(0.0, catanh(0)); 144} 145 146TEST(complex, catanhf) { 147 ASSERT_EQ(0.0, catanhf(0)); 148} 149 150TEST(complex, catanhl) { 151 ASSERT_EQ(0.0, catanhl(0)); 152} 153 154TEST(complex, ccos) { 155 ASSERT_EQ(1.0, ccos(0)); 156} 157 158TEST(complex, ccosf) { 159 ASSERT_EQ(1.0, ccosf(0)); 160} 161 162TEST(complex, ccosl) { 163 ASSERT_EQ(1.0, ccosl(0)); 164} 165 166TEST(complex, ccosh) { 167 ASSERT_EQ(1.0, ccosh(0)); 168} 169 170TEST(complex, ccoshf) { 171 ASSERT_EQ(1.0, ccoshf(0)); 172} 173 174TEST(complex, ccoshl) { 175 ASSERT_EQ(1.0, ccoshl(0)); 176} 177 178TEST(complex, cexp) { 179 ASSERT_EQ(1.0, cexp(0)); 180} 181 182TEST(complex, cexpf) { 183 ASSERT_EQ(1.0, cexpf(0)); 184} 185 186TEST(complex, cexpl) { 187 ASSERT_EQ(1.0, cexpl(0)); 188} 189 190TEST(complex, cimag) { 191 ASSERT_EQ(0.0, cimag(0)); 192} 193 194TEST(complex, cimagf) { 195 ASSERT_EQ(0.0f, cimagf(0)); 196} 197 198TEST(complex, cimagl) { 199 ASSERT_EQ(0.0, cimagl(0)); 200} 201 202TEST(complex, clog) { 203 ASSERT_EQ(0.0, clog(1.0)); 204} 205 206TEST(complex, clogf) { 207 ASSERT_EQ(0.0f, clogf(1.0f)); 208} 209 210TEST(complex, clogl) { 211 ASSERT_EQ(0.0L, clogl(1.0L)); 212} 213 214TEST(complex, conj) { 215 ASSERT_EQ(0.0, conj(0)); 216} 217 218TEST(complex, conjf) { 219 ASSERT_EQ(0.0f, conjf(0)); 220} 221 222TEST(complex, conjl) { 223 ASSERT_EQ(0.0, conjl(0)); 224} 225 226TEST(complex, cpow) { 227 ASSERT_EQ(8.0, cpow(2.0, 3.0)); 228} 229 230TEST(complex, cpowf) { 231 ASSERT_EQ(8.0f, cpowf(2.0f, 3.0f)); 232} 233 234TEST(complex, cpowl) { 235 ASSERT_EQ(8.0L, cpowl(2.0L, 3.0L)); 236} 237 238TEST(complex, cproj) { 239 ASSERT_EQ(0.0, cproj(0)); 240} 241 242TEST(complex, cprojf) { 243 ASSERT_EQ(0.0f, cprojf(0)); 244} 245 246TEST(complex, cprojl) { 247 ASSERT_EQ(0.0, cprojl(0)); 248} 249 250TEST(complex, creal) { 251 ASSERT_EQ(2.0, creal(2.0 + 3.0I)); 252} 253 254TEST(complex, crealf) { 255 ASSERT_EQ(2.0f, crealf(2.0f + 3.0fI)); 256} 257 258TEST(complex, creall) { 259 ASSERT_EQ(2.0, creall(2.0L + 3.0LI)); 260} 261 262TEST(complex, csin) { 263 ASSERT_EQ(0.0, csin(0)); 264} 265 266TEST(complex, csinf) { 267 ASSERT_EQ(0.0, csinf(0)); 268} 269 270TEST(complex, csinl) { 271 ASSERT_EQ(0.0, csinl(0)); 272} 273 274TEST(complex, csinh) { 275 ASSERT_EQ(0.0, csinh(0)); 276} 277 278TEST(complex, csinhf) { 279 ASSERT_EQ(0.0, csinhf(0)); 280} 281 282TEST(complex, csinhl) { 283 ASSERT_EQ(0.0, csinhl(0)); 284} 285 286TEST(complex, csqrt) { 287 ASSERT_EQ(0.0, csqrt(0)); 288} 289 290TEST(complex, csqrtf) { 291 ASSERT_EQ(0.0f, csqrtf(0)); 292} 293 294TEST(complex, csqrtl) { 295 ASSERT_EQ(0.0, csqrtl(0)); 296} 297 298TEST(complex, ctan) { 299 ASSERT_EQ(0.0, ctan(0)); 300} 301 302TEST(complex, ctanf) { 303 ASSERT_EQ(0.0, ctanf(0)); 304} 305 306TEST(complex, ctanl) { 307 ASSERT_EQ(0.0, ctanl(0)); 308} 309 310TEST(complex, ctanh) { 311 ASSERT_EQ(0.0, ctanh(0)); 312} 313 314TEST(complex, ctanhf) { 315 ASSERT_EQ(0.0, ctanhf(0)); 316} 317 318TEST(complex, ctanhl) { 319 ASSERT_EQ(0.0, ctanhl(0)); 320} 321