base/time/pr_time_unittest.cc

   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 <stdint.h>
   6 #include <time.h>
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/third_party/nspr/prtime.h"
  10 #include "base/time/time.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 using base::Time;
  14
  15 namespace {
  16
  17 // time_t representation of 15th Oct 2007 12:45:00 PDT
  18 PRTime comparison_time_pdt = 1192477500 * Time::kMicrosecondsPerSecond;
  19
  20 // Time with positive tz offset and fractional seconds:
  21 // 2013-07-08T11:28:12.441381+02:00
  22 PRTime comparison_time_2 = INT64_C(1373275692441381);   // represented as GMT
  23
  24 // Specialized test fixture allowing time strings without timezones to be
  25 // tested by comparing them to a known time in the local zone.
  26 class PRTimeTest : 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     comparison_time_local_ =
  45         mktime(&local_comparison_tm) * Time::kMicrosecondsPerSecond;
  46     ASSERT_GT(comparison_time_local_, 0);
  47
  48     const int microseconds = 441381;
  49     struct tm local_comparison_tm_2 = {
  50       12,           // second
  51       28,           // minute
  52       11,           // hour
  53       8,            // day of month
  54       7 - 1,        // month
  55       2013 - 1900,  // year
  56       0,            // day of week (ignored, output only)
  57       0,            // day of year (ignored, output only)
  58       -1            // DST in effect, -1 tells mktime to figure it out
  59     };
  60     comparison_time_local_2_ =
  61         mktime(&local_comparison_tm_2) * Time::kMicrosecondsPerSecond;
  62     ASSERT_GT(comparison_time_local_2_, 0);
  63     comparison_time_local_2_ += microseconds;
  64   }
  65
  66   PRTime comparison_time_local_;
  67   PRTime comparison_time_local_2_;
  68 };
  69
  70 // Tests the PR_ParseTimeString nspr helper function for
  71 // a variety of time strings.
  72 TEST_F(PRTimeTest, ParseTimeTest1) {
  73   time_t current_time = 0;
  74   time(&current_time);
  75
  76   const int BUFFER_SIZE = 64;
  77   struct tm local_time = {0};
  78   char time_buf[BUFFER_SIZE] = {0};
  79 #if defined(OS_WIN)
  80   localtime_s(&local_time, &current_time);
  81   asctime_s(time_buf, arraysize(time_buf), &local_time);
  82 #elif defined(OS_POSIX)
  83   localtime_r(&current_time, &local_time);
  84   asctime_r(&local_time, time_buf);
  85 #endif
  86
  87   PRTime current_time64 = static_cast<PRTime>(current_time) * PR_USEC_PER_SEC;
  88
  89   PRTime parsed_time = 0;
  90   PRStatus result = PR_ParseTimeString(time_buf, PR_FALSE, &parsed_time);
  91   EXPECT_EQ(PR_SUCCESS, result);
  92   EXPECT_EQ(current_time64, parsed_time);
  93 }
  94
  95 TEST_F(PRTimeTest, ParseTimeTest2) {
  96   PRTime parsed_time = 0;
  97   PRStatus result = PR_ParseTimeString("Mon, 15 Oct 2007 19:45:00 GMT",
  98                                        PR_FALSE, &parsed_time);
  99   EXPECT_EQ(PR_SUCCESS, result);
 100   EXPECT_EQ(comparison_time_pdt, parsed_time);
 101 }
 102
 103 TEST_F(PRTimeTest, ParseTimeTest3) {
 104   PRTime parsed_time = 0;
 105   PRStatus result = PR_ParseTimeString("15 Oct 07 12:45:00", PR_FALSE,
 106                                        &parsed_time);
 107   EXPECT_EQ(PR_SUCCESS, result);
 108   EXPECT_EQ(comparison_time_local_, parsed_time);
 109 }
 110
 111 TEST_F(PRTimeTest, ParseTimeTest4) {
 112   PRTime parsed_time = 0;
 113   PRStatus result = PR_ParseTimeString("15 Oct 07 19:45 GMT", PR_FALSE,
 114                                        &parsed_time);
 115   EXPECT_EQ(PR_SUCCESS, result);
 116   EXPECT_EQ(comparison_time_pdt, parsed_time);
 117 }
 118
 119 TEST_F(PRTimeTest, ParseTimeTest5) {
 120   PRTime parsed_time = 0;
 121   PRStatus result = PR_ParseTimeString("Mon Oct 15 12:45 PDT 2007",
 122                                        PR_FALSE, &parsed_time);
 123   EXPECT_EQ(PR_SUCCESS, result);
 124   EXPECT_EQ(comparison_time_pdt, parsed_time);
 125 }
 126
 127 TEST_F(PRTimeTest, ParseTimeTest6) {
 128   PRTime parsed_time = 0;
 129   PRStatus result = PR_ParseTimeString("Monday, Oct 15, 2007 12:45 PM",
 130                                        PR_FALSE, &parsed_time);
 131   EXPECT_EQ(PR_SUCCESS, result);
 132   EXPECT_EQ(comparison_time_local_, parsed_time);
 133 }
 134
 135 TEST_F(PRTimeTest, ParseTimeTest7) {
 136   PRTime parsed_time = 0;
 137   PRStatus result = PR_ParseTimeString("10/15/07 12:45:00 PM", PR_FALSE,
 138                                        &parsed_time);
 139   EXPECT_EQ(PR_SUCCESS, result);
 140   EXPECT_EQ(comparison_time_local_, parsed_time);
 141 }
 142
 143 TEST_F(PRTimeTest, ParseTimeTest8) {
 144   PRTime parsed_time = 0;
 145   PRStatus result = PR_ParseTimeString("10/15/07 12:45:00. PM", PR_FALSE,
 146                                        &parsed_time);
 147   EXPECT_EQ(PR_SUCCESS, result);
 148   EXPECT_EQ(comparison_time_local_, parsed_time);
 149 }
 150
 151 TEST_F(PRTimeTest, ParseTimeTest9) {
 152   PRTime parsed_time = 0;
 153   PRStatus result = PR_ParseTimeString("10/15/07 12:45:00.0 PM", PR_FALSE,
 154                                        &parsed_time);
 155   EXPECT_EQ(PR_SUCCESS, result);
 156   EXPECT_EQ(comparison_time_local_, parsed_time);
 157 }
 158
 159 TEST_F(PRTimeTest, ParseTimeTest10) {
 160   PRTime parsed_time = 0;
 161   PRStatus result = PR_ParseTimeString("15-OCT-2007 12:45pm", PR_FALSE,
 162                                        &parsed_time);
 163   EXPECT_EQ(PR_SUCCESS, result);
 164   EXPECT_EQ(comparison_time_local_, parsed_time);
 165 }
 166
 167 TEST_F(PRTimeTest, ParseTimeTest11) {
 168   PRTime parsed_time = 0;
 169   PRStatus result = PR_ParseTimeString("16 Oct 2007 4:45-JST (Tuesday)",
 170                                        PR_FALSE, &parsed_time);
 171   EXPECT_EQ(PR_SUCCESS, result);
 172   EXPECT_EQ(comparison_time_pdt, parsed_time);
 173 }
 174
 175 // hh:mm timezone offset.
 176 TEST_F(PRTimeTest, ParseTimeTest12) {
 177   PRTime parsed_time = 0;
 178   PRStatus result = PR_ParseTimeString("2013-07-08T11:28:12.441381+02:00",
 179                                        PR_FALSE, &parsed_time);
 180   EXPECT_EQ(PR_SUCCESS, result);
 181   EXPECT_EQ(comparison_time_2, parsed_time);
 182 }
 183
 184 // hhmm timezone offset.
 185 TEST_F(PRTimeTest, ParseTimeTest13) {
 186   PRTime parsed_time = 0;
 187   PRStatus result = PR_ParseTimeString("2013-07-08T11:28:12.441381+0200",
 188                                        PR_FALSE, &parsed_time);
 189   EXPECT_EQ(PR_SUCCESS, result);
 190   EXPECT_EQ(comparison_time_2, parsed_time);
 191 }
 192
 193 // hh timezone offset.
 194 TEST_F(PRTimeTest, ParseTimeTest14) {
 195   PRTime parsed_time = 0;
 196   PRStatus result = PR_ParseTimeString("2013-07-08T11:28:12.4413819+02",
 197                                        PR_FALSE, &parsed_time);
 198   EXPECT_EQ(PR_SUCCESS, result);
 199   EXPECT_EQ(comparison_time_2, parsed_time);
 200 }
 201
 202 // 5 digits fractional second.
 203 TEST_F(PRTimeTest, ParseTimeTest15) {
 204   PRTime parsed_time = 0;
 205   PRStatus result = PR_ParseTimeString("2013-07-08T09:28:12.44138Z",
 206                                        PR_FALSE, &parsed_time);
 207   EXPECT_EQ(PR_SUCCESS, result);
 208   EXPECT_EQ(comparison_time_2-1, parsed_time);
 209 }
 210
 211 // Fractional seconds, local timezone.
 212 TEST_F(PRTimeTest, ParseTimeTest16) {
 213   PRTime parsed_time = 0;
 214   PRStatus result = PR_ParseTimeString("2013-07-08T11:28:12.441381",
 215                                        PR_FALSE, &parsed_time);
 216   EXPECT_EQ(PR_SUCCESS, result);
 217   EXPECT_EQ(comparison_time_local_2_, parsed_time);
 218 }
 219
 220 // "Z" (=GMT) timezone.
 221 TEST_F(PRTimeTest, ParseTimeTest17) {
 222   PRTime parsed_time = 0;
 223   PRStatus result = PR_ParseTimeString("2013-07-08T09:28:12.441381Z",
 224                                        PR_FALSE, &parsed_time);
 225   EXPECT_EQ(PR_SUCCESS, result);
 226   EXPECT_EQ(comparison_time_2, parsed_time);
 227 }
 228
 229 // "T" delimiter replaced by space.
 230 TEST_F(PRTimeTest, ParseTimeTest18) {
 231   PRTime parsed_time = 0;
 232   PRStatus result = PR_ParseTimeString("2013-07-08 09:28:12.441381Z",
 233                                        PR_FALSE, &parsed_time);
 234   EXPECT_EQ(PR_SUCCESS, result);
 235   EXPECT_EQ(comparison_time_2, parsed_time);
 236 }
 237
 238 TEST_F(PRTimeTest, ParseTimeTestInvalid1) {
 239   PRTime parsed_time = 0;
 240   PRStatus result = PR_ParseTimeString("201-07-08T09:28:12.441381Z",
 241                                        PR_FALSE, &parsed_time);
 242   EXPECT_EQ(PR_FAILURE, result);
 243 }
 244
 245 TEST_F(PRTimeTest, ParseTimeTestInvalid2) {
 246   PRTime parsed_time = 0;
 247   PRStatus result = PR_ParseTimeString("2013-007-08T09:28:12.441381Z",
 248                                        PR_FALSE, &parsed_time);
 249   EXPECT_EQ(PR_FAILURE, result);
 250 }
 251
 252 TEST_F(PRTimeTest, ParseTimeTestInvalid3) {
 253   PRTime parsed_time = 0;
 254   PRStatus result = PR_ParseTimeString("2013-07-008T09:28:12.441381Z",
 255                                        PR_FALSE, &parsed_time);
 256   EXPECT_EQ(PR_FAILURE, result);
 257 }
 258
 259 // This test should not crash when compiled with Visual C++ 2005 (see
 260 // http://crbug.com/4387).
 261 TEST_F(PRTimeTest, ParseTimeTestOutOfRange) {
 262   PRTime parsed_time = 0;
 263   // Note the lack of timezone in the time string.  The year has to be 3001.
 264   // The date has to be after 23:59:59, December 31, 3000, US Pacific Time, so
 265   // we use January 2, 3001 to make sure it's after the magic maximum in any
 266   // timezone.
 267   PRStatus result = PR_ParseTimeString("Sun Jan  2 00:00:00 3001",
 268                                        PR_FALSE, &parsed_time);
 269   EXPECT_EQ(PR_SUCCESS, result);
 270 }
 271
 272 TEST_F(PRTimeTest, ParseTimeTestNotNormalized1) {
 273   PRTime parsed_time = 0;
 274   PRStatus result = PR_ParseTimeString("Mon Oct 15 12:44:60 PDT 2007",
 275                                        PR_FALSE, &parsed_time);
 276   EXPECT_EQ(PR_SUCCESS, result);
 277   EXPECT_EQ(comparison_time_pdt, parsed_time);
 278 }
 279
 280 TEST_F(PRTimeTest, ParseTimeTestNotNormalized2) {
 281   PRTime parsed_time = 0;
 282   PRStatus result = PR_ParseTimeString("Sun Oct 14 36:45 PDT 2007",
 283                                        PR_FALSE, &parsed_time);
 284   EXPECT_EQ(PR_SUCCESS, result);
 285   EXPECT_EQ(comparison_time_pdt, parsed_time);
 286 }
 287
 288 }  // namespace