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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/time/time.h" | |
| 6 | |
| 7 #include <stdint.h> | |
| 8 #include <time.h> | |
| 9 #include <limits> | |
| 10 #include <string> | |
| 11 | |
| 12 #include "base/compiler_specific.h" | |
| 13 #include "base/logging.h" | |
| 14 #include "base/strings/stringprintf.h" | |
| 15 #include "base/threading/platform_thread.h" | |
| 16 #include "build/build_config.h" | |
| 17 #include "testing/gtest/include/gtest/gtest.h" | |
| 18 | |
| 19 namespace base { | |
| 20 | |
| 21 namespace { | |
| 22 | |
| 23 // Specialized test fixture allowing time strings without timezones to be | |
| 24 // tested by comparing them to a known time in the local zone. | |
| 25 // See also pr_time_unittests.cc | |
| 26 class TimeTest : public testing::Test { | |
| 27 protected: | |
| 28 void SetUp() override { | |
| 29 // Use mktime to get a time_t, and turn it into a PRTime by converting | |
| 30 // seconds to microseconds. Use 15th Oct 2007 12:45:00 local. This | |
| 31 // must be a time guaranteed to be outside of a DST fallback hour in | |
| 32 // any timezone. | |
| 33 struct tm local_comparison_tm = { | |
| 34 0, // second | |
| 35 45, // minute | |
| 36 12, // hour | |
| 37 15, // day of month | |
| 38 10 - 1, // month | |
| 39 2007 - 1900, // year | |
| 40 0, // day of week (ignored, output only) | |
| 41 0, // day of year (ignored, output only) | |
| 42 -1 // DST in effect, -1 tells mktime to figure it out | |
| 43 }; | |
| 44 | |
| 45 time_t converted_time = mktime(&local_comparison_tm); | |
| 46 ASSERT_GT(converted_time, 0); | |
| 47 comparison_time_local_ = Time::FromTimeT(converted_time); | |
| 48 | |
| 49 // time_t representation of 15th Oct 2007 12:45:00 PDT | |
| 50 comparison_time_pdt_ = Time::FromTimeT(1192477500); | |
| 51 } | |
| 52 | |
| 53 Time comparison_time_local_; | |
| 54 Time comparison_time_pdt_; | |
| 55 }; | |
| 56 | |
| 57 // Test conversions to/from time_t and exploding/unexploding. | |
| 58 TEST_F(TimeTest, TimeT) { | |
| 59 // C library time and exploded time. | |
| 60 time_t now_t_1 = time(NULL); | |
| 61 struct tm tms; | |
| 62 #if defined(OS_WIN) | |
| 63 localtime_s(&tms, &now_t_1); | |
| 64 #elif defined(OS_POSIX) | |
| 65 localtime_r(&now_t_1, &tms); | |
| 66 #endif | |
| 67 | |
| 68 // Convert to ours. | |
| 69 Time our_time_1 = Time::FromTimeT(now_t_1); | |
| 70 Time::Exploded exploded; | |
| 71 our_time_1.LocalExplode(&exploded); | |
| 72 | |
| 73 // This will test both our exploding and our time_t -> Time conversion. | |
| 74 EXPECT_EQ(tms.tm_year + 1900, exploded.year); | |
| 75 EXPECT_EQ(tms.tm_mon + 1, exploded.month); | |
| 76 EXPECT_EQ(tms.tm_mday, exploded.day_of_month); | |
| 77 EXPECT_EQ(tms.tm_hour, exploded.hour); | |
| 78 EXPECT_EQ(tms.tm_min, exploded.minute); | |
| 79 EXPECT_EQ(tms.tm_sec, exploded.second); | |
| 80 | |
| 81 // Convert exploded back to the time struct. | |
| 82 Time our_time_2 = Time::FromLocalExploded(exploded); | |
| 83 EXPECT_TRUE(our_time_1 == our_time_2); | |
| 84 | |
| 85 time_t now_t_2 = our_time_2.ToTimeT(); | |
| 86 EXPECT_EQ(now_t_1, now_t_2); | |
| 87 | |
| 88 EXPECT_EQ(10, Time().FromTimeT(10).ToTimeT()); | |
| 89 EXPECT_EQ(10.0, Time().FromTimeT(10).ToDoubleT()); | |
| 90 | |
| 91 // Conversions of 0 should stay 0. | |
| 92 EXPECT_EQ(0, Time().ToTimeT()); | |
| 93 EXPECT_EQ(0, Time::FromTimeT(0).ToInternalValue()); | |
| 94 } | |
| 95 | |
| 96 // Test conversions to/from javascript time. | |
| 97 TEST_F(TimeTest, JsTime) { | |
| 98 Time epoch = Time::FromJsTime(0.0); | |
| 99 EXPECT_EQ(epoch, Time::UnixEpoch()); | |
| 100 Time t = Time::FromJsTime(700000.3); | |
| 101 EXPECT_EQ(700.0003, t.ToDoubleT()); | |
| 102 t = Time::FromDoubleT(800.73); | |
| 103 EXPECT_EQ(800730.0, t.ToJsTime()); | |
| 104 } | |
| 105 | |
| 106 #if defined(OS_POSIX) | |
| 107 TEST_F(TimeTest, FromTimeVal) { | |
| 108 Time now = Time::Now(); | |
| 109 Time also_now = Time::FromTimeVal(now.ToTimeVal()); | |
| 110 EXPECT_EQ(now, also_now); | |
| 111 } | |
| 112 #endif // OS_POSIX | |
| 113 | |
| 114 TEST_F(TimeTest, FromExplodedWithMilliseconds) { | |
| 115 // Some platform implementations of FromExploded are liable to drop | |
| 116 // milliseconds if we aren't careful. | |
| 117 Time now = Time::NowFromSystemTime(); | |
| 118 Time::Exploded exploded1 = {0}; | |
| 119 now.UTCExplode(&exploded1); | |
| 120 exploded1.millisecond = 500; | |
| 121 Time time = Time::FromUTCExploded(exploded1); | |
| 122 Time::Exploded exploded2 = {0}; | |
| 123 time.UTCExplode(&exploded2); | |
| 124 EXPECT_EQ(exploded1.millisecond, exploded2.millisecond); | |
| 125 } | |
| 126 | |
| 127 TEST_F(TimeTest, ZeroIsSymmetric) { | |
| 128 Time zero_time(Time::FromTimeT(0)); | |
| 129 EXPECT_EQ(0, zero_time.ToTimeT()); | |
| 130 | |
| 131 EXPECT_EQ(0.0, zero_time.ToDoubleT()); | |
| 132 } | |
| 133 | |
| 134 TEST_F(TimeTest, LocalExplode) { | |
| 135 Time a = Time::Now(); | |
| 136 Time::Exploded exploded; | |
| 137 a.LocalExplode(&exploded); | |
| 138 | |
| 139 Time b = Time::FromLocalExploded(exploded); | |
| 140 | |
| 141 // The exploded structure doesn't have microseconds, and on Mac & Linux, the | |
| 142 // internal OS conversion uses seconds, which will cause truncation. So we | |
| 143 // can only make sure that the delta is within one second. | |
| 144 EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1)); | |
| 145 } | |
| 146 | |
| 147 TEST_F(TimeTest, UTCExplode) { | |
| 148 Time a = Time::Now(); | |
| 149 Time::Exploded exploded; | |
| 150 a.UTCExplode(&exploded); | |
| 151 | |
| 152 Time b = Time::FromUTCExploded(exploded); | |
| 153 EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1)); | |
| 154 } | |
| 155 | |
| 156 TEST_F(TimeTest, LocalMidnight) { | |
| 157 Time::Exploded exploded; | |
| 158 Time::Now().LocalMidnight().LocalExplode(&exploded); | |
| 159 EXPECT_EQ(0, exploded.hour); | |
| 160 EXPECT_EQ(0, exploded.minute); | |
| 161 EXPECT_EQ(0, exploded.second); | |
| 162 EXPECT_EQ(0, exploded.millisecond); | |
| 163 } | |
| 164 | |
| 165 TEST_F(TimeTest, ParseTimeTest1) { | |
| 166 time_t current_time = 0; | |
| 167 time(¤t_time); | |
| 168 | |
| 169 const int BUFFER_SIZE = 64; | |
| 170 struct tm local_time = {0}; | |
| 171 char time_buf[BUFFER_SIZE] = {0}; | |
| 172 #if defined(OS_WIN) | |
| 173 localtime_s(&local_time, ¤t_time); | |
| 174 asctime_s(time_buf, arraysize(time_buf), &local_time); | |
| 175 #elif defined(OS_POSIX) | |
| 176 localtime_r(¤t_time, &local_time); | |
| 177 asctime_r(&local_time, time_buf); | |
| 178 #endif | |
| 179 | |
| 180 Time parsed_time; | |
| 181 EXPECT_TRUE(Time::FromString(time_buf, &parsed_time)); | |
| 182 EXPECT_EQ(current_time, parsed_time.ToTimeT()); | |
| 183 } | |
| 184 | |
| 185 TEST_F(TimeTest, DayOfWeekSunday) { | |
| 186 Time time; | |
| 187 EXPECT_TRUE(Time::FromString("Sun, 06 May 2012 12:00:00 GMT", &time)); | |
| 188 Time::Exploded exploded; | |
| 189 time.UTCExplode(&exploded); | |
| 190 EXPECT_EQ(0, exploded.day_of_week); | |
| 191 } | |
| 192 | |
| 193 TEST_F(TimeTest, DayOfWeekWednesday) { | |
| 194 Time time; | |
| 195 EXPECT_TRUE(Time::FromString("Wed, 09 May 2012 12:00:00 GMT", &time)); | |
| 196 Time::Exploded exploded; | |
| 197 time.UTCExplode(&exploded); | |
| 198 EXPECT_EQ(3, exploded.day_of_week); | |
| 199 } | |
| 200 | |
| 201 TEST_F(TimeTest, DayOfWeekSaturday) { | |
| 202 Time time; | |
| 203 EXPECT_TRUE(Time::FromString("Sat, 12 May 2012 12:00:00 GMT", &time)); | |
| 204 Time::Exploded exploded; | |
| 205 time.UTCExplode(&exploded); | |
| 206 EXPECT_EQ(6, exploded.day_of_week); | |
| 207 } | |
| 208 | |
| 209 TEST_F(TimeTest, ParseTimeTest2) { | |
| 210 Time parsed_time; | |
| 211 EXPECT_TRUE(Time::FromString("Mon, 15 Oct 2007 19:45:00 GMT", &parsed_time)); | |
| 212 EXPECT_EQ(comparison_time_pdt_, parsed_time); | |
| 213 } | |
| 214 | |
| 215 TEST_F(TimeTest, ParseTimeTest3) { | |
| 216 Time parsed_time; | |
| 217 EXPECT_TRUE(Time::FromString("15 Oct 07 12:45:00", &parsed_time)); | |
| 218 EXPECT_EQ(comparison_time_local_, parsed_time); | |
| 219 } | |
| 220 | |
| 221 TEST_F(TimeTest, ParseTimeTest4) { | |
| 222 Time parsed_time; | |
| 223 EXPECT_TRUE(Time::FromString("15 Oct 07 19:45 GMT", &parsed_time)); | |
| 224 EXPECT_EQ(comparison_time_pdt_, parsed_time); | |
| 225 } | |
| 226 | |
| 227 TEST_F(TimeTest, ParseTimeTest5) { | |
| 228 Time parsed_time; | |
| 229 EXPECT_TRUE(Time::FromString("Mon Oct 15 12:45 PDT 2007", &parsed_time)); | |
| 230 EXPECT_EQ(comparison_time_pdt_, parsed_time); | |
| 231 } | |
| 232 | |
| 233 TEST_F(TimeTest, ParseTimeTest6) { | |
| 234 Time parsed_time; | |
| 235 EXPECT_TRUE(Time::FromString("Monday, Oct 15, 2007 12:45 PM", &parsed_time)); | |
| 236 EXPECT_EQ(comparison_time_local_, parsed_time); | |
| 237 } | |
| 238 | |
| 239 TEST_F(TimeTest, ParseTimeTest7) { | |
| 240 Time parsed_time; | |
| 241 EXPECT_TRUE(Time::FromString("10/15/07 12:45:00 PM", &parsed_time)); | |
| 242 EXPECT_EQ(comparison_time_local_, parsed_time); | |
| 243 } | |
| 244 | |
| 245 TEST_F(TimeTest, ParseTimeTest8) { | |
| 246 Time parsed_time; | |
| 247 EXPECT_TRUE(Time::FromString("15-OCT-2007 12:45pm", &parsed_time)); | |
| 248 EXPECT_EQ(comparison_time_local_, parsed_time); | |
| 249 } | |
| 250 | |
| 251 TEST_F(TimeTest, ParseTimeTest9) { | |
| 252 Time parsed_time; | |
| 253 EXPECT_TRUE(Time::FromString("16 Oct 2007 4:45-JST (Tuesday)", &parsed_time)); | |
| 254 EXPECT_EQ(comparison_time_pdt_, parsed_time); | |
| 255 } | |
| 256 | |
| 257 TEST_F(TimeTest, ParseTimeTest10) { | |
| 258 Time parsed_time; | |
| 259 EXPECT_TRUE(Time::FromString("15/10/07 12:45", &parsed_time)); | |
| 260 EXPECT_EQ(parsed_time, comparison_time_local_); | |
| 261 } | |
| 262 | |
| 263 // Test some of edge cases around epoch, etc. | |
| 264 TEST_F(TimeTest, ParseTimeTestEpoch0) { | |
| 265 Time parsed_time; | |
| 266 | |
| 267 // time_t == epoch == 0 | |
| 268 EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:00 +0100 1970", | |
| 269 &parsed_time)); | |
| 270 EXPECT_EQ(0, parsed_time.ToTimeT()); | |
| 271 EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:00 GMT 1970", | |
| 272 &parsed_time)); | |
| 273 EXPECT_EQ(0, parsed_time.ToTimeT()); | |
| 274 } | |
| 275 | |
| 276 TEST_F(TimeTest, ParseTimeTestEpoch1) { | |
| 277 Time parsed_time; | |
| 278 | |
| 279 // time_t == 1 second after epoch == 1 | |
| 280 EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:01 +0100 1970", | |
| 281 &parsed_time)); | |
| 282 EXPECT_EQ(1, parsed_time.ToTimeT()); | |
| 283 EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:01 GMT 1970", | |
| 284 &parsed_time)); | |
| 285 EXPECT_EQ(1, parsed_time.ToTimeT()); | |
| 286 } | |
| 287 | |
| 288 TEST_F(TimeTest, ParseTimeTestEpoch2) { | |
| 289 Time parsed_time; | |
| 290 | |
| 291 // time_t == 2 seconds after epoch == 2 | |
| 292 EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:02 +0100 1970", | |
| 293 &parsed_time)); | |
| 294 EXPECT_EQ(2, parsed_time.ToTimeT()); | |
| 295 EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:02 GMT 1970", | |
| 296 &parsed_time)); | |
| 297 EXPECT_EQ(2, parsed_time.ToTimeT()); | |
| 298 } | |
| 299 | |
| 300 TEST_F(TimeTest, ParseTimeTestEpochNeg1) { | |
| 301 Time parsed_time; | |
| 302 | |
| 303 // time_t == 1 second before epoch == -1 | |
| 304 EXPECT_TRUE(Time::FromString("Thu Jan 01 00:59:59 +0100 1970", | |
| 305 &parsed_time)); | |
| 306 EXPECT_EQ(-1, parsed_time.ToTimeT()); | |
| 307 EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:59 GMT 1969", | |
| 308 &parsed_time)); | |
| 309 EXPECT_EQ(-1, parsed_time.ToTimeT()); | |
| 310 } | |
| 311 | |
| 312 // If time_t is 32 bits, a date after year 2038 will overflow time_t and | |
| 313 // cause timegm() to return -1. The parsed time should not be 1 second | |
| 314 // before epoch. | |
| 315 TEST_F(TimeTest, ParseTimeTestEpochNotNeg1) { | |
| 316 Time parsed_time; | |
| 317 | |
| 318 EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:59 GMT 2100", | |
| 319 &parsed_time)); | |
| 320 EXPECT_NE(-1, parsed_time.ToTimeT()); | |
| 321 } | |
| 322 | |
| 323 TEST_F(TimeTest, ParseTimeTestEpochNeg2) { | |
| 324 Time parsed_time; | |
| 325 | |
| 326 // time_t == 2 seconds before epoch == -2 | |
| 327 EXPECT_TRUE(Time::FromString("Thu Jan 01 00:59:58 +0100 1970", | |
| 328 &parsed_time)); | |
| 329 EXPECT_EQ(-2, parsed_time.ToTimeT()); | |
| 330 EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:58 GMT 1969", | |
| 331 &parsed_time)); | |
| 332 EXPECT_EQ(-2, parsed_time.ToTimeT()); | |
| 333 } | |
| 334 | |
| 335 TEST_F(TimeTest, ParseTimeTestEpoch1960) { | |
| 336 Time parsed_time; | |
| 337 | |
| 338 // time_t before Epoch, in 1960 | |
| 339 EXPECT_TRUE(Time::FromString("Wed Jun 29 19:40:01 +0100 1960", | |
| 340 &parsed_time)); | |
| 341 EXPECT_EQ(-299999999, parsed_time.ToTimeT()); | |
| 342 EXPECT_TRUE(Time::FromString("Wed Jun 29 18:40:01 GMT 1960", | |
| 343 &parsed_time)); | |
| 344 EXPECT_EQ(-299999999, parsed_time.ToTimeT()); | |
| 345 EXPECT_TRUE(Time::FromString("Wed Jun 29 17:40:01 GMT 1960", | |
| 346 &parsed_time)); | |
| 347 EXPECT_EQ(-300003599, parsed_time.ToTimeT()); | |
| 348 } | |
| 349 | |
| 350 TEST_F(TimeTest, ParseTimeTestEmpty) { | |
| 351 Time parsed_time; | |
| 352 EXPECT_FALSE(Time::FromString("", &parsed_time)); | |
| 353 } | |
| 354 | |
| 355 TEST_F(TimeTest, ParseTimeTestInvalidString) { | |
| 356 Time parsed_time; | |
| 357 EXPECT_FALSE(Time::FromString("Monday morning 2000", &parsed_time)); | |
| 358 } | |
| 359 | |
| 360 TEST_F(TimeTest, ExplodeBeforeUnixEpoch) { | |
| 361 static const int kUnixEpochYear = 1970; // In case this changes (ha!). | |
| 362 Time t; | |
| 363 Time::Exploded exploded; | |
| 364 | |
| 365 t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1); | |
| 366 t.UTCExplode(&exploded); | |
| 367 EXPECT_TRUE(exploded.HasValidValues()); | |
| 368 // Should be 1969-12-31 23:59:59 999 milliseconds (and 999 microseconds). | |
| 369 EXPECT_EQ(kUnixEpochYear - 1, exploded.year); | |
| 370 EXPECT_EQ(12, exploded.month); | |
| 371 EXPECT_EQ(31, exploded.day_of_month); | |
| 372 EXPECT_EQ(23, exploded.hour); | |
| 373 EXPECT_EQ(59, exploded.minute); | |
| 374 EXPECT_EQ(59, exploded.second); | |
| 375 EXPECT_EQ(999, exploded.millisecond); | |
| 376 | |
| 377 t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1000); | |
| 378 t.UTCExplode(&exploded); | |
| 379 EXPECT_TRUE(exploded.HasValidValues()); | |
| 380 // Should be 1969-12-31 23:59:59 999 milliseconds. | |
| 381 EXPECT_EQ(kUnixEpochYear - 1, exploded.year); | |
| 382 EXPECT_EQ(12, exploded.month); | |
| 383 EXPECT_EQ(31, exploded.day_of_month); | |
| 384 EXPECT_EQ(23, exploded.hour); | |
| 385 EXPECT_EQ(59, exploded.minute); | |
| 386 EXPECT_EQ(59, exploded.second); | |
| 387 EXPECT_EQ(999, exploded.millisecond); | |
| 388 | |
| 389 t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1001); | |
| 390 t.UTCExplode(&exploded); | |
| 391 EXPECT_TRUE(exploded.HasValidValues()); | |
| 392 // Should be 1969-12-31 23:59:59 998 milliseconds (and 999 microseconds). | |
| 393 EXPECT_EQ(kUnixEpochYear - 1, exploded.year); | |
| 394 EXPECT_EQ(12, exploded.month); | |
| 395 EXPECT_EQ(31, exploded.day_of_month); | |
| 396 EXPECT_EQ(23, exploded.hour); | |
| 397 EXPECT_EQ(59, exploded.minute); | |
| 398 EXPECT_EQ(59, exploded.second); | |
| 399 EXPECT_EQ(998, exploded.millisecond); | |
| 400 | |
| 401 t = Time::UnixEpoch() - TimeDelta::FromMilliseconds(1000); | |
| 402 t.UTCExplode(&exploded); | |
| 403 EXPECT_TRUE(exploded.HasValidValues()); | |
| 404 // Should be 1969-12-31 23:59:59. | |
| 405 EXPECT_EQ(kUnixEpochYear - 1, exploded.year); | |
| 406 EXPECT_EQ(12, exploded.month); | |
| 407 EXPECT_EQ(31, exploded.day_of_month); | |
| 408 EXPECT_EQ(23, exploded.hour); | |
| 409 EXPECT_EQ(59, exploded.minute); | |
| 410 EXPECT_EQ(59, exploded.second); | |
| 411 EXPECT_EQ(0, exploded.millisecond); | |
| 412 | |
| 413 t = Time::UnixEpoch() - TimeDelta::FromMilliseconds(1001); | |
| 414 t.UTCExplode(&exploded); | |
| 415 EXPECT_TRUE(exploded.HasValidValues()); | |
| 416 // Should be 1969-12-31 23:59:58 999 milliseconds. | |
| 417 EXPECT_EQ(kUnixEpochYear - 1, exploded.year); | |
| 418 EXPECT_EQ(12, exploded.month); | |
| 419 EXPECT_EQ(31, exploded.day_of_month); | |
| 420 EXPECT_EQ(23, exploded.hour); | |
| 421 EXPECT_EQ(59, exploded.minute); | |
| 422 EXPECT_EQ(58, exploded.second); | |
| 423 EXPECT_EQ(999, exploded.millisecond); | |
| 424 | |
| 425 // Make sure we still handle at/after Unix epoch correctly. | |
| 426 t = Time::UnixEpoch(); | |
| 427 t.UTCExplode(&exploded); | |
| 428 EXPECT_TRUE(exploded.HasValidValues()); | |
| 429 // Should be 1970-12-31 00:00:00 0 milliseconds. | |
| 430 EXPECT_EQ(kUnixEpochYear, exploded.year); | |
| 431 EXPECT_EQ(1, exploded.month); | |
| 432 EXPECT_EQ(1, exploded.day_of_month); | |
| 433 EXPECT_EQ(0, exploded.hour); | |
| 434 EXPECT_EQ(0, exploded.minute); | |
| 435 EXPECT_EQ(0, exploded.second); | |
| 436 EXPECT_EQ(0, exploded.millisecond); | |
| 437 | |
| 438 t = Time::UnixEpoch() + TimeDelta::FromMicroseconds(1); | |
| 439 t.UTCExplode(&exploded); | |
| 440 EXPECT_TRUE(exploded.HasValidValues()); | |
| 441 // Should be 1970-01-01 00:00:00 0 milliseconds (and 1 microsecond). | |
| 442 EXPECT_EQ(kUnixEpochYear, exploded.year); | |
| 443 EXPECT_EQ(1, exploded.month); | |
| 444 EXPECT_EQ(1, exploded.day_of_month); | |
| 445 EXPECT_EQ(0, exploded.hour); | |
| 446 EXPECT_EQ(0, exploded.minute); | |
| 447 EXPECT_EQ(0, exploded.second); | |
| 448 EXPECT_EQ(0, exploded.millisecond); | |
| 449 | |
| 450 t = Time::UnixEpoch() + TimeDelta::FromMicroseconds(1000); | |
| 451 t.UTCExplode(&exploded); | |
| 452 EXPECT_TRUE(exploded.HasValidValues()); | |
| 453 // Should be 1970-01-01 00:00:00 1 millisecond. | |
| 454 EXPECT_EQ(kUnixEpochYear, exploded.year); | |
| 455 EXPECT_EQ(1, exploded.month); | |
| 456 EXPECT_EQ(1, exploded.day_of_month); | |
| 457 EXPECT_EQ(0, exploded.hour); | |
| 458 EXPECT_EQ(0, exploded.minute); | |
| 459 EXPECT_EQ(0, exploded.second); | |
| 460 EXPECT_EQ(1, exploded.millisecond); | |
| 461 | |
| 462 t = Time::UnixEpoch() + TimeDelta::FromMilliseconds(1000); | |
| 463 t.UTCExplode(&exploded); | |
| 464 EXPECT_TRUE(exploded.HasValidValues()); | |
| 465 // Should be 1970-01-01 00:00:01. | |
| 466 EXPECT_EQ(kUnixEpochYear, exploded.year); | |
| 467 EXPECT_EQ(1, exploded.month); | |
| 468 EXPECT_EQ(1, exploded.day_of_month); | |
| 469 EXPECT_EQ(0, exploded.hour); | |
| 470 EXPECT_EQ(0, exploded.minute); | |
| 471 EXPECT_EQ(1, exploded.second); | |
| 472 EXPECT_EQ(0, exploded.millisecond); | |
| 473 | |
| 474 t = Time::UnixEpoch() + TimeDelta::FromMilliseconds(1001); | |
| 475 t.UTCExplode(&exploded); | |
| 476 EXPECT_TRUE(exploded.HasValidValues()); | |
| 477 // Should be 1970-01-01 00:00:01 1 millisecond. | |
| 478 EXPECT_EQ(kUnixEpochYear, exploded.year); | |
| 479 EXPECT_EQ(1, exploded.month); | |
| 480 EXPECT_EQ(1, exploded.day_of_month); | |
| 481 EXPECT_EQ(0, exploded.hour); | |
| 482 EXPECT_EQ(0, exploded.minute); | |
| 483 EXPECT_EQ(1, exploded.second); | |
| 484 EXPECT_EQ(1, exploded.millisecond); | |
| 485 } | |
| 486 | |
| 487 TEST_F(TimeTest, TimeDeltaMax) { | |
| 488 TimeDelta max = TimeDelta::Max(); | |
| 489 EXPECT_TRUE(max.is_max()); | |
| 490 EXPECT_EQ(max, TimeDelta::Max()); | |
| 491 EXPECT_GT(max, TimeDelta::FromDays(100 * 365)); | |
| 492 EXPECT_GT(max, TimeDelta()); | |
| 493 } | |
| 494 | |
| 495 TEST_F(TimeTest, TimeDeltaMaxConversions) { | |
| 496 TimeDelta t = TimeDelta::Max(); | |
| 497 EXPECT_EQ(std::numeric_limits<int64>::max(), t.ToInternalValue()); | |
| 498 | |
| 499 EXPECT_EQ(std::numeric_limits<int>::max(), t.InDays()); | |
| 500 EXPECT_EQ(std::numeric_limits<int>::max(), t.InHours()); | |
| 501 EXPECT_EQ(std::numeric_limits<int>::max(), t.InMinutes()); | |
| 502 EXPECT_EQ(std::numeric_limits<double>::infinity(), t.InSecondsF()); | |
| 503 EXPECT_EQ(std::numeric_limits<int64>::max(), t.InSeconds()); | |
| 504 EXPECT_EQ(std::numeric_limits<double>::infinity(), t.InMillisecondsF()); | |
| 505 EXPECT_EQ(std::numeric_limits<int64>::max(), t.InMilliseconds()); | |
| 506 EXPECT_EQ(std::numeric_limits<int64>::max(), t.InMillisecondsRoundedUp()); | |
| 507 | |
| 508 t = TimeDelta::FromDays(std::numeric_limits<int>::max()); | |
| 509 EXPECT_TRUE(t.is_max()); | |
| 510 | |
| 511 t = TimeDelta::FromHours(std::numeric_limits<int>::max()); | |
| 512 EXPECT_TRUE(t.is_max()); | |
| 513 | |
| 514 t = TimeDelta::FromMinutes(std::numeric_limits<int>::max()); | |
| 515 EXPECT_TRUE(t.is_max()); | |
| 516 | |
| 517 t = TimeDelta::FromSeconds(std::numeric_limits<int64>::max()); | |
| 518 EXPECT_TRUE(t.is_max()); | |
| 519 | |
| 520 t = TimeDelta::FromMilliseconds(std::numeric_limits<int64>::max()); | |
| 521 EXPECT_TRUE(t.is_max()); | |
| 522 | |
| 523 t = TimeDelta::FromSecondsD(std::numeric_limits<double>::infinity()); | |
| 524 EXPECT_TRUE(t.is_max()); | |
| 525 | |
| 526 t = TimeDelta::FromMillisecondsD(std::numeric_limits<double>::infinity()); | |
| 527 EXPECT_TRUE(t.is_max()); | |
| 528 | |
| 529 t = TimeDelta::FromMicroseconds(std::numeric_limits<int64>::max()); | |
| 530 EXPECT_TRUE(t.is_max()); | |
| 531 } | |
| 532 | |
| 533 TEST_F(TimeTest, Max) { | |
| 534 Time max = Time::Max(); | |
| 535 EXPECT_TRUE(max.is_max()); | |
| 536 EXPECT_EQ(max, Time::Max()); | |
| 537 EXPECT_GT(max, Time::Now()); | |
| 538 EXPECT_GT(max, Time()); | |
| 539 } | |
| 540 | |
| 541 TEST_F(TimeTest, MaxConversions) { | |
| 542 Time t = Time::Max(); | |
| 543 EXPECT_EQ(std::numeric_limits<int64>::max(), t.ToInternalValue()); | |
| 544 | |
| 545 t = Time::FromDoubleT(std::numeric_limits<double>::infinity()); | |
| 546 EXPECT_TRUE(t.is_max()); | |
| 547 EXPECT_EQ(std::numeric_limits<double>::infinity(), t.ToDoubleT()); | |
| 548 | |
| 549 t = Time::FromJsTime(std::numeric_limits<double>::infinity()); | |
| 550 EXPECT_TRUE(t.is_max()); | |
| 551 EXPECT_EQ(std::numeric_limits<double>::infinity(), t.ToJsTime()); | |
| 552 | |
| 553 t = Time::FromTimeT(std::numeric_limits<time_t>::max()); | |
| 554 EXPECT_TRUE(t.is_max()); | |
| 555 EXPECT_EQ(std::numeric_limits<time_t>::max(), t.ToTimeT()); | |
| 556 | |
| 557 #if defined(OS_POSIX) | |
| 558 struct timeval tval; | |
| 559 tval.tv_sec = std::numeric_limits<time_t>::max(); | |
| 560 tval.tv_usec = static_cast<suseconds_t>(Time::kMicrosecondsPerSecond) - 1; | |
| 561 t = Time::FromTimeVal(tval); | |
| 562 EXPECT_TRUE(t.is_max()); | |
| 563 tval = t.ToTimeVal(); | |
| 564 EXPECT_EQ(std::numeric_limits<time_t>::max(), tval.tv_sec); | |
| 565 EXPECT_EQ(static_cast<suseconds_t>(Time::kMicrosecondsPerSecond) - 1, | |
| 566 tval.tv_usec); | |
| 567 #endif | |
| 568 | |
| 569 #if defined(OS_MACOSX) | |
| 570 t = Time::FromCFAbsoluteTime(std::numeric_limits<CFAbsoluteTime>::infinity()); | |
| 571 EXPECT_TRUE(t.is_max()); | |
| 572 EXPECT_EQ(std::numeric_limits<CFAbsoluteTime>::infinity(), | |
| 573 t.ToCFAbsoluteTime()); | |
| 574 #endif | |
| 575 | |
| 576 #if defined(OS_WIN) | |
| 577 FILETIME ftime; | |
| 578 ftime.dwHighDateTime = std::numeric_limits<DWORD>::max(); | |
| 579 ftime.dwLowDateTime = std::numeric_limits<DWORD>::max(); | |
| 580 t = Time::FromFileTime(ftime); | |
| 581 EXPECT_TRUE(t.is_max()); | |
| 582 ftime = t.ToFileTime(); | |
| 583 EXPECT_EQ(std::numeric_limits<DWORD>::max(), ftime.dwHighDateTime); | |
| 584 EXPECT_EQ(std::numeric_limits<DWORD>::max(), ftime.dwLowDateTime); | |
| 585 #endif | |
| 586 } | |
| 587 | |
| 588 #if defined(OS_MACOSX) | |
| 589 TEST_F(TimeTest, TimeTOverflow) { | |
| 590 Time t = Time::FromInternalValue(std::numeric_limits<int64>::max() - 1); | |
| 591 EXPECT_FALSE(t.is_max()); | |
| 592 EXPECT_EQ(std::numeric_limits<time_t>::max(), t.ToTimeT()); | |
| 593 } | |
| 594 #endif | |
| 595 | |
| 596 #if defined(OS_ANDROID) | |
| 597 TEST_F(TimeTest, FromLocalExplodedCrashOnAndroid) { | |
| 598 // This crashed inside Time:: FromLocalExploded() on Android 4.1.2. | |
| 599 // See http://crbug.com/287821 | |
| 600 Time::Exploded midnight = {2013, // year | |
| 601 10, // month | |
| 602 0, // day_of_week | |
| 603 13, // day_of_month | |
| 604 0, // hour | |
| 605 0, // minute | |
| 606 0, // second | |
| 607 }; | |
| 608 // The string passed to putenv() must be a char* and the documentation states | |
| 609 // that it 'becomes part of the environment', so use a static buffer. | |
| 610 static char buffer[] = "TZ=America/Santiago"; | |
| 611 putenv(buffer); | |
| 612 tzset(); | |
| 613 Time t = Time::FromLocalExploded(midnight); | |
| 614 EXPECT_EQ(1381633200, t.ToTimeT()); | |
| 615 } | |
| 616 #endif // OS_ANDROID | |
| 617 | |
| 618 TEST(TimeTicks, Deltas) { | |
| 619 for (int index = 0; index < 50; index++) { | |
| 620 TimeTicks ticks_start = TimeTicks::Now(); | |
| 621 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); | |
| 622 TimeTicks ticks_stop = TimeTicks::Now(); | |
| 623 TimeDelta delta = ticks_stop - ticks_start; | |
| 624 // Note: Although we asked for a 10ms sleep, if the | |
| 625 // time clock has a finer granularity than the Sleep() | |
| 626 // clock, it is quite possible to wakeup early. Here | |
| 627 // is how that works: | |
| 628 // Time(ms timer) Time(us timer) | |
| 629 // 5 5010 | |
| 630 // 6 6010 | |
| 631 // 7 7010 | |
| 632 // 8 8010 | |
| 633 // 9 9000 | |
| 634 // Elapsed 4ms 3990us | |
| 635 // | |
| 636 // Unfortunately, our InMilliseconds() function truncates | |
| 637 // rather than rounds. We should consider fixing this | |
| 638 // so that our averages come out better. | |
| 639 EXPECT_GE(delta.InMilliseconds(), 9); | |
| 640 EXPECT_GE(delta.InMicroseconds(), 9000); | |
| 641 EXPECT_EQ(delta.InSeconds(), 0); | |
| 642 } | |
| 643 } | |
| 644 | |
| 645 static void HighResClockTest(TimeTicks (*GetTicks)()) { | |
| 646 // IsHighResolution() is false on some systems. Since the product still works | |
| 647 // even if it's false, it makes this entire test questionable. | |
| 648 if (!TimeTicks::IsHighResolution()) | |
| 649 return; | |
| 650 | |
| 651 // Why do we loop here? | |
| 652 // We're trying to measure that intervals increment in a VERY small amount | |
| 653 // of time -- less than 15ms. Unfortunately, if we happen to have a | |
| 654 // context switch in the middle of our test, the context switch could easily | |
| 655 // exceed our limit. So, we iterate on this several times. As long as we're | |
| 656 // able to detect the fine-granularity timers at least once, then the test | |
| 657 // has succeeded. | |
| 658 | |
| 659 const int kTargetGranularityUs = 15000; // 15ms | |
| 660 | |
| 661 bool success = false; | |
| 662 int retries = 100; // Arbitrary. | |
| 663 TimeDelta delta; | |
| 664 while (!success && retries--) { | |
| 665 TimeTicks ticks_start = GetTicks(); | |
| 666 // Loop until we can detect that the clock has changed. Non-HighRes timers | |
| 667 // will increment in chunks, e.g. 15ms. By spinning until we see a clock | |
| 668 // change, we detect the minimum time between measurements. | |
| 669 do { | |
| 670 delta = GetTicks() - ticks_start; | |
| 671 } while (delta.InMilliseconds() == 0); | |
| 672 | |
| 673 if (delta.InMicroseconds() <= kTargetGranularityUs) | |
| 674 success = true; | |
| 675 } | |
| 676 | |
| 677 // In high resolution mode, we expect to see the clock increment | |
| 678 // in intervals less than 15ms. | |
| 679 EXPECT_TRUE(success); | |
| 680 } | |
| 681 | |
| 682 TEST(TimeTicks, HighRes) { | |
| 683 HighResClockTest(&TimeTicks::Now); | |
| 684 } | |
| 685 | |
| 686 // Fails frequently on Android http://crbug.com/352633 with: | |
| 687 // Expected: (delta_thread.InMicroseconds()) > (0), actual: 0 vs 0 | |
| 688 #if defined(OS_ANDROID) | |
| 689 #define MAYBE_ThreadNow DISABLED_ThreadNow | |
| 690 #else | |
| 691 #define MAYBE_ThreadNow ThreadNow | |
| 692 #endif | |
| 693 TEST(ThreadTicks, MAYBE_ThreadNow) { | |
| 694 if (ThreadTicks::IsSupported()) { | |
| 695 TimeTicks begin = TimeTicks::Now(); | |
| 696 ThreadTicks begin_thread = ThreadTicks::Now(); | |
| 697 // Make sure that ThreadNow value is non-zero. | |
| 698 EXPECT_GT(begin_thread, ThreadTicks()); | |
| 699 // Sleep for 10 milliseconds to get the thread de-scheduled. | |
| 700 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); | |
| 701 ThreadTicks end_thread = ThreadTicks::Now(); | |
| 702 TimeTicks end = TimeTicks::Now(); | |
| 703 TimeDelta delta = end - begin; | |
| 704 TimeDelta delta_thread = end_thread - begin_thread; | |
| 705 // Make sure that some thread time have elapsed. | |
| 706 EXPECT_GT(delta_thread.InMicroseconds(), 0); | |
| 707 // But the thread time is at least 9ms less than clock time. | |
| 708 TimeDelta difference = delta - delta_thread; | |
| 709 EXPECT_GE(difference.InMicroseconds(), 9000); | |
| 710 } | |
| 711 } | |
| 712 | |
| 713 TEST(TraceTicks, NowFromSystemTraceTime) { | |
| 714 // Re-use HighRes test for now since clock properties are identical. | |
| 715 using NowFunction = TimeTicks (*)(void); | |
| 716 HighResClockTest(reinterpret_cast<NowFunction>(&TraceTicks::Now)); | |
| 717 } | |
| 718 | |
| 719 TEST(TimeTicks, SnappedToNextTickBasic) { | |
| 720 base::TimeTicks phase = base::TimeTicks::FromInternalValue(4000); | |
| 721 base::TimeDelta interval = base::TimeDelta::FromMicroseconds(1000); | |
| 722 base::TimeTicks timestamp; | |
| 723 | |
| 724 // Timestamp in previous interval. | |
| 725 timestamp = base::TimeTicks::FromInternalValue(3500); | |
| 726 EXPECT_EQ(4000, | |
| 727 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 728 | |
| 729 // Timestamp in next interval. | |
| 730 timestamp = base::TimeTicks::FromInternalValue(4500); | |
| 731 EXPECT_EQ(5000, | |
| 732 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 733 | |
| 734 // Timestamp multiple intervals before. | |
| 735 timestamp = base::TimeTicks::FromInternalValue(2500); | |
| 736 EXPECT_EQ(3000, | |
| 737 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 738 | |
| 739 // Timestamp multiple intervals after. | |
| 740 timestamp = base::TimeTicks::FromInternalValue(6500); | |
| 741 EXPECT_EQ(7000, | |
| 742 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 743 | |
| 744 // Timestamp on previous interval. | |
| 745 timestamp = base::TimeTicks::FromInternalValue(3000); | |
| 746 EXPECT_EQ(3000, | |
| 747 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 748 | |
| 749 // Timestamp on next interval. | |
| 750 timestamp = base::TimeTicks::FromInternalValue(5000); | |
| 751 EXPECT_EQ(5000, | |
| 752 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 753 | |
| 754 // Timestamp equal to phase. | |
| 755 timestamp = base::TimeTicks::FromInternalValue(4000); | |
| 756 EXPECT_EQ(4000, | |
| 757 timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 758 } | |
| 759 | |
| 760 TEST(TimeTicks, SnappedToNextTickOverflow) { | |
| 761 // int(big_timestamp / interval) < 0, so this causes a crash if the number of | |
| 762 // intervals elapsed is attempted to be stored in an int. | |
| 763 base::TimeTicks phase = base::TimeTicks::FromInternalValue(0); | |
| 764 base::TimeDelta interval = base::TimeDelta::FromMicroseconds(4000); | |
| 765 base::TimeTicks big_timestamp = | |
| 766 base::TimeTicks::FromInternalValue(8635916564000); | |
| 767 | |
| 768 EXPECT_EQ(8635916564000, | |
| 769 big_timestamp.SnappedToNextTick(phase, interval).ToInternalValue()); | |
| 770 EXPECT_EQ(8635916564000, | |
| 771 big_timestamp.SnappedToNextTick(big_timestamp, interval) | |
| 772 .ToInternalValue()); | |
| 773 } | |
| 774 | |
| 775 TEST(TimeDelta, FromAndIn) { | |
| 776 EXPECT_TRUE(TimeDelta::FromDays(2) == TimeDelta::FromHours(48)); | |
| 777 EXPECT_TRUE(TimeDelta::FromHours(3) == TimeDelta::FromMinutes(180)); | |
| 778 EXPECT_TRUE(TimeDelta::FromMinutes(2) == TimeDelta::FromSeconds(120)); | |
| 779 EXPECT_TRUE(TimeDelta::FromSeconds(2) == TimeDelta::FromMilliseconds(2000)); | |
| 780 EXPECT_TRUE(TimeDelta::FromMilliseconds(2) == | |
| 781 TimeDelta::FromMicroseconds(2000)); | |
| 782 EXPECT_TRUE(TimeDelta::FromSecondsD(2.3) == | |
| 783 TimeDelta::FromMilliseconds(2300)); | |
| 784 EXPECT_TRUE(TimeDelta::FromMillisecondsD(2.5) == | |
| 785 TimeDelta::FromMicroseconds(2500)); | |
| 786 EXPECT_EQ(13, TimeDelta::FromDays(13).InDays()); | |
| 787 EXPECT_EQ(13, TimeDelta::FromHours(13).InHours()); | |
| 788 EXPECT_EQ(13, TimeDelta::FromMinutes(13).InMinutes()); | |
| 789 EXPECT_EQ(13, TimeDelta::FromSeconds(13).InSeconds()); | |
| 790 EXPECT_EQ(13.0, TimeDelta::FromSeconds(13).InSecondsF()); | |
| 791 EXPECT_EQ(13, TimeDelta::FromMilliseconds(13).InMilliseconds()); | |
| 792 EXPECT_EQ(13.0, TimeDelta::FromMilliseconds(13).InMillisecondsF()); | |
| 793 EXPECT_EQ(13, TimeDelta::FromSecondsD(13.1).InSeconds()); | |
| 794 EXPECT_EQ(13.1, TimeDelta::FromSecondsD(13.1).InSecondsF()); | |
| 795 EXPECT_EQ(13, TimeDelta::FromMillisecondsD(13.3).InMilliseconds()); | |
| 796 EXPECT_EQ(13.3, TimeDelta::FromMillisecondsD(13.3).InMillisecondsF()); | |
| 797 EXPECT_EQ(13, TimeDelta::FromMicroseconds(13).InMicroseconds()); | |
| 798 } | |
| 799 | |
| 800 #if defined(OS_POSIX) | |
| 801 TEST(TimeDelta, TimeSpecConversion) { | |
| 802 struct timespec result = TimeDelta::FromSeconds(0).ToTimeSpec(); | |
| 803 EXPECT_EQ(result.tv_sec, 0); | |
| 804 EXPECT_EQ(result.tv_nsec, 0); | |
| 805 | |
| 806 result = TimeDelta::FromSeconds(1).ToTimeSpec(); | |
| 807 EXPECT_EQ(result.tv_sec, 1); | |
| 808 EXPECT_EQ(result.tv_nsec, 0); | |
| 809 | |
| 810 result = TimeDelta::FromMicroseconds(1).ToTimeSpec(); | |
| 811 EXPECT_EQ(result.tv_sec, 0); | |
| 812 EXPECT_EQ(result.tv_nsec, 1000); | |
| 813 | |
| 814 result = TimeDelta::FromMicroseconds( | |
| 815 Time::kMicrosecondsPerSecond + 1).ToTimeSpec(); | |
| 816 EXPECT_EQ(result.tv_sec, 1); | |
| 817 EXPECT_EQ(result.tv_nsec, 1000); | |
| 818 } | |
| 819 #endif // OS_POSIX | |
| 820 | |
| 821 // Our internal time format is serialized in things like databases, so it's | |
| 822 // important that it's consistent across all our platforms. We use the 1601 | |
| 823 // Windows epoch as the internal format across all platforms. | |
| 824 TEST(TimeDelta, WindowsEpoch) { | |
| 825 Time::Exploded exploded; | |
| 826 exploded.year = 1970; | |
| 827 exploded.month = 1; | |
| 828 exploded.day_of_week = 0; // Should be unusued. | |
| 829 exploded.day_of_month = 1; | |
| 830 exploded.hour = 0; | |
| 831 exploded.minute = 0; | |
| 832 exploded.second = 0; | |
| 833 exploded.millisecond = 0; | |
| 834 Time t = Time::FromUTCExploded(exploded); | |
| 835 // Unix 1970 epoch. | |
| 836 EXPECT_EQ(INT64_C(11644473600000000), t.ToInternalValue()); | |
| 837 | |
| 838 // We can't test 1601 epoch, since the system time functions on Linux | |
| 839 // only compute years starting from 1900. | |
| 840 } | |
| 841 | |
| 842 // We could define this separately for Time, TimeTicks and TimeDelta but the | |
| 843 // definitions would be identical anyway. | |
| 844 template <class Any> | |
| 845 std::string AnyToString(Any any) { | |
| 846 std::ostringstream oss; | |
| 847 oss << any; | |
| 848 return oss.str(); | |
| 849 } | |
| 850 | |
| 851 TEST(TimeDelta, Magnitude) { | |
| 852 const int64 zero = 0; | |
| 853 EXPECT_EQ(TimeDelta::FromMicroseconds(zero), | |
| 854 TimeDelta::FromMicroseconds(zero).magnitude()); | |
| 855 | |
| 856 const int64 one = 1; | |
| 857 const int64 negative_one = -1; | |
| 858 EXPECT_EQ(TimeDelta::FromMicroseconds(one), | |
| 859 TimeDelta::FromMicroseconds(one).magnitude()); | |
| 860 EXPECT_EQ(TimeDelta::FromMicroseconds(one), | |
| 861 TimeDelta::FromMicroseconds(negative_one).magnitude()); | |
| 862 | |
| 863 const int64 max_int64_minus_one = std::numeric_limits<int64>::max() - 1; | |
| 864 const int64 min_int64_plus_two = std::numeric_limits<int64>::min() + 2; | |
| 865 EXPECT_EQ(TimeDelta::FromMicroseconds(max_int64_minus_one), | |
| 866 TimeDelta::FromMicroseconds(max_int64_minus_one).magnitude()); | |
| 867 EXPECT_EQ(TimeDelta::FromMicroseconds(max_int64_minus_one), | |
| 868 TimeDelta::FromMicroseconds(min_int64_plus_two).magnitude()); | |
| 869 } | |
| 870 | |
| 871 | |
| 872 TEST(TimeDelta, NumericOperators) { | |
| 873 double d = 0.5; | |
| 874 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 875 TimeDelta::FromMilliseconds(1000) * d); | |
| 876 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 877 TimeDelta::FromMilliseconds(1000) / d); | |
| 878 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 879 TimeDelta::FromMilliseconds(1000) *= d); | |
| 880 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 881 TimeDelta::FromMilliseconds(1000) /= d); | |
| 882 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 883 d * TimeDelta::FromMilliseconds(1000)); | |
| 884 | |
| 885 float f = 0.5; | |
| 886 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 887 TimeDelta::FromMilliseconds(1000) * f); | |
| 888 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 889 TimeDelta::FromMilliseconds(1000) / f); | |
| 890 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 891 TimeDelta::FromMilliseconds(1000) *= f); | |
| 892 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 893 TimeDelta::FromMilliseconds(1000) /= f); | |
| 894 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 895 f * TimeDelta::FromMilliseconds(1000)); | |
| 896 | |
| 897 | |
| 898 int i = 2; | |
| 899 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 900 TimeDelta::FromMilliseconds(1000) * i); | |
| 901 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 902 TimeDelta::FromMilliseconds(1000) / i); | |
| 903 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 904 TimeDelta::FromMilliseconds(1000) *= i); | |
| 905 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 906 TimeDelta::FromMilliseconds(1000) /= i); | |
| 907 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 908 i * TimeDelta::FromMilliseconds(1000)); | |
| 909 | |
| 910 int64_t i64 = 2; | |
| 911 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 912 TimeDelta::FromMilliseconds(1000) * i64); | |
| 913 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 914 TimeDelta::FromMilliseconds(1000) / i64); | |
| 915 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 916 TimeDelta::FromMilliseconds(1000) *= i64); | |
| 917 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 918 TimeDelta::FromMilliseconds(1000) /= i64); | |
| 919 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 920 i64 * TimeDelta::FromMilliseconds(1000)); | |
| 921 | |
| 922 | |
| 923 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 924 TimeDelta::FromMilliseconds(1000) * 0.5); | |
| 925 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 926 TimeDelta::FromMilliseconds(1000) / 0.5); | |
| 927 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 928 TimeDelta::FromMilliseconds(1000) *= 0.5); | |
| 929 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 930 TimeDelta::FromMilliseconds(1000) /= 0.5); | |
| 931 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 932 0.5 * TimeDelta::FromMilliseconds(1000)); | |
| 933 | |
| 934 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 935 TimeDelta::FromMilliseconds(1000) * 2); | |
| 936 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 937 TimeDelta::FromMilliseconds(1000) / 2); | |
| 938 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 939 TimeDelta::FromMilliseconds(1000) *= 2); | |
| 940 EXPECT_EQ(TimeDelta::FromMilliseconds(500), | |
| 941 TimeDelta::FromMilliseconds(1000) /= 2); | |
| 942 EXPECT_EQ(TimeDelta::FromMilliseconds(2000), | |
| 943 2 * TimeDelta::FromMilliseconds(1000)); | |
| 944 } | |
| 945 | |
| 946 bool IsMin(TimeDelta delta) { | |
| 947 return (-delta).is_max(); | |
| 948 } | |
| 949 | |
| 950 TEST(TimeDelta, Overflows) { | |
| 951 // Some sanity checks. | |
| 952 EXPECT_TRUE(TimeDelta::Max().is_max()); | |
| 953 EXPECT_TRUE(IsMin(-TimeDelta::Max())); | |
| 954 EXPECT_GT(TimeDelta(), -TimeDelta::Max()); | |
| 955 | |
| 956 TimeDelta large_delta = TimeDelta::Max() - TimeDelta::FromMilliseconds(1); | |
| 957 TimeDelta large_negative = -large_delta; | |
| 958 EXPECT_GT(TimeDelta(), large_negative); | |
| 959 EXPECT_FALSE(large_delta.is_max()); | |
| 960 EXPECT_FALSE(IsMin(-large_negative)); | |
| 961 TimeDelta one_second = TimeDelta::FromSeconds(1); | |
| 962 | |
| 963 // Test +, -, * and / operators. | |
| 964 EXPECT_TRUE((large_delta + one_second).is_max()); | |
| 965 EXPECT_TRUE(IsMin(large_negative + (-one_second))); | |
| 966 EXPECT_TRUE(IsMin(large_negative - one_second)); | |
| 967 EXPECT_TRUE((large_delta - (-one_second)).is_max()); | |
| 968 EXPECT_TRUE((large_delta * 2).is_max()); | |
| 969 EXPECT_TRUE(IsMin(large_delta * -2)); | |
| 970 EXPECT_TRUE((large_delta / 0.5).is_max()); | |
| 971 EXPECT_TRUE(IsMin(large_delta / -0.5)); | |
| 972 | |
| 973 // Test +=, -=, *= and /= operators. | |
| 974 TimeDelta delta = large_delta; | |
| 975 delta += one_second; | |
| 976 EXPECT_TRUE(delta.is_max()); | |
| 977 delta = large_negative; | |
| 978 delta += -one_second; | |
| 979 EXPECT_TRUE(IsMin(delta)); | |
| 980 | |
| 981 delta = large_negative; | |
| 982 delta -= one_second; | |
| 983 EXPECT_TRUE(IsMin(delta)); | |
| 984 delta = large_delta; | |
| 985 delta -= -one_second; | |
| 986 EXPECT_TRUE(delta.is_max()); | |
| 987 | |
| 988 delta = large_delta; | |
| 989 delta *= 2; | |
| 990 EXPECT_TRUE(delta.is_max()); | |
| 991 delta = large_negative; | |
| 992 delta *= 1.5; | |
| 993 EXPECT_TRUE(IsMin(delta)); | |
| 994 | |
| 995 delta = large_delta; | |
| 996 delta /= 0.5; | |
| 997 EXPECT_TRUE(delta.is_max()); | |
| 998 delta = large_negative; | |
| 999 delta /= 0.5; | |
| 1000 EXPECT_TRUE(IsMin(delta)); | |
| 1001 | |
| 1002 // Test operations with Time and TimeTicks. | |
| 1003 EXPECT_TRUE((large_delta + Time::Now()).is_max()); | |
| 1004 EXPECT_TRUE((large_delta + TimeTicks::Now()).is_max()); | |
| 1005 EXPECT_TRUE((Time::Now() + large_delta).is_max()); | |
| 1006 EXPECT_TRUE((TimeTicks::Now() + large_delta).is_max()); | |
| 1007 | |
| 1008 Time time_now = Time::Now(); | |
| 1009 EXPECT_EQ(one_second, (time_now + one_second) - time_now); | |
| 1010 EXPECT_EQ(-one_second, (time_now - one_second) - time_now); | |
| 1011 | |
| 1012 TimeTicks ticks_now = TimeTicks::Now(); | |
| 1013 EXPECT_EQ(-one_second, (ticks_now - one_second) - ticks_now); | |
| 1014 EXPECT_EQ(one_second, (ticks_now + one_second) - ticks_now); | |
| 1015 } | |
| 1016 | |
| 1017 TEST(TimeDeltaLogging, DCheckEqCompiles) { | |
| 1018 DCHECK_EQ(TimeDelta(), TimeDelta()); | |
| 1019 } | |
| 1020 | |
| 1021 TEST(TimeDeltaLogging, EmptyIsZero) { | |
| 1022 TimeDelta zero; | |
| 1023 EXPECT_EQ("0s", AnyToString(zero)); | |
| 1024 } | |
| 1025 | |
| 1026 TEST(TimeDeltaLogging, FiveHundredMs) { | |
| 1027 TimeDelta five_hundred_ms = TimeDelta::FromMilliseconds(500); | |
| 1028 EXPECT_EQ("0.5s", AnyToString(five_hundred_ms)); | |
| 1029 } | |
| 1030 | |
| 1031 TEST(TimeDeltaLogging, MinusTenSeconds) { | |
| 1032 TimeDelta minus_ten_seconds = TimeDelta::FromSeconds(-10); | |
| 1033 EXPECT_EQ("-10s", AnyToString(minus_ten_seconds)); | |
| 1034 } | |
| 1035 | |
| 1036 TEST(TimeDeltaLogging, DoesNotMessUpFormattingFlags) { | |
| 1037 std::ostringstream oss; | |
| 1038 std::ios_base::fmtflags flags_before = oss.flags(); | |
| 1039 oss << TimeDelta(); | |
| 1040 EXPECT_EQ(flags_before, oss.flags()); | |
| 1041 } | |
| 1042 | |
| 1043 TEST(TimeDeltaLogging, DoesNotMakeStreamBad) { | |
| 1044 std::ostringstream oss; | |
| 1045 oss << TimeDelta(); | |
| 1046 EXPECT_TRUE(oss.good()); | |
| 1047 } | |
| 1048 | |
| 1049 TEST(TimeLogging, DCheckEqCompiles) { | |
| 1050 DCHECK_EQ(Time(), Time()); | |
| 1051 } | |
| 1052 | |
| 1053 TEST(TimeLogging, ChromeBirthdate) { | |
| 1054 Time birthdate; | |
| 1055 ASSERT_TRUE(Time::FromString("Tue, 02 Sep 2008 09:42:18 GMT", &birthdate)); | |
| 1056 EXPECT_EQ("2008-09-02 09:42:18.000 UTC", AnyToString(birthdate)); | |
| 1057 } | |
| 1058 | |
| 1059 TEST(TimeLogging, DoesNotMessUpFormattingFlags) { | |
| 1060 std::ostringstream oss; | |
| 1061 std::ios_base::fmtflags flags_before = oss.flags(); | |
| 1062 oss << Time(); | |
| 1063 EXPECT_EQ(flags_before, oss.flags()); | |
| 1064 } | |
| 1065 | |
| 1066 TEST(TimeLogging, DoesNotMakeStreamBad) { | |
| 1067 std::ostringstream oss; | |
| 1068 oss << Time(); | |
| 1069 EXPECT_TRUE(oss.good()); | |
| 1070 } | |
| 1071 | |
| 1072 TEST(TimeTicksLogging, DCheckEqCompiles) { | |
| 1073 DCHECK_EQ(TimeTicks(), TimeTicks()); | |
| 1074 } | |
| 1075 | |
| 1076 TEST(TimeTicksLogging, ZeroTime) { | |
| 1077 TimeTicks zero; | |
| 1078 EXPECT_EQ("0 bogo-microseconds", AnyToString(zero)); | |
| 1079 } | |
| 1080 | |
| 1081 TEST(TimeTicksLogging, FortyYearsLater) { | |
| 1082 TimeTicks forty_years_later = | |
| 1083 TimeTicks() + TimeDelta::FromDays(365.25 * 40); | |
| 1084 EXPECT_EQ("1262304000000000 bogo-microseconds", | |
| 1085 AnyToString(forty_years_later)); | |
| 1086 } | |
| 1087 | |
| 1088 TEST(TimeTicksLogging, DoesNotMessUpFormattingFlags) { | |
| 1089 std::ostringstream oss; | |
| 1090 std::ios_base::fmtflags flags_before = oss.flags(); | |
| 1091 oss << TimeTicks(); | |
| 1092 EXPECT_EQ(flags_before, oss.flags()); | |
| 1093 } | |
| 1094 | |
| 1095 TEST(TimeTicksLogging, DoesNotMakeStreamBad) { | |
| 1096 std::ostringstream oss; | |
| 1097 oss << TimeTicks(); | |
| 1098 EXPECT_TRUE(oss.good()); | |
| 1099 } | |
| 1100 | |
| 1101 } // namespace | |
| 1102 | |
| 1103 } // namespace base | |
| OLD | NEW |
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