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      1 /*
      2  Time formatting tests
      3 
      4  Copyright (c) 2012 - 2016, Victor Zverovich
      5  All rights reserved.
      6 
      7  For the license information refer to format.h.
      8  */
      9 
     10 #include "gmock/gmock.h"
     11 #include "fmt/time.h"
     12 
     13 TEST(TimeTest, Format) {
     14   std::tm tm = std::tm();
     15   tm.tm_year = 116;
     16   tm.tm_mon  = 3;
     17   tm.tm_mday = 25;
     18   EXPECT_EQ("The date is 2016-04-25.",
     19             fmt::format("The date is {:%Y-%m-%d}.", tm));
     20 }
     21 
     22 TEST(TimeTest, GrowBuffer) {
     23   std::string s = "{:";
     24   for (int i = 0; i < 30; ++i)
     25     s += "%c";
     26   s += "}\n";
     27   std::time_t t = std::time(0);
     28   fmt::format(s, *std::localtime(&t));
     29 }
     30 
     31 TEST(TimeTest, EmptyResult) {
     32   EXPECT_EQ("", fmt::format("{}", std::tm()));
     33 }
     34 
     35 bool EqualTime(const std::tm &lhs, const std::tm &rhs) {
     36   return lhs.tm_sec == rhs.tm_sec &&
     37          lhs.tm_min == rhs.tm_min &&
     38          lhs.tm_hour == rhs.tm_hour &&
     39          lhs.tm_mday == rhs.tm_mday &&
     40          lhs.tm_mon == rhs.tm_mon &&
     41          lhs.tm_year == rhs.tm_year &&
     42          lhs.tm_wday == rhs.tm_wday &&
     43          lhs.tm_yday == rhs.tm_yday &&
     44          lhs.tm_isdst == rhs.tm_isdst;
     45 }
     46 
     47 TEST(TimeTest, LocalTime) {
     48   std::time_t t = std::time(0);
     49   std::tm tm = *std::localtime(&t);
     50   EXPECT_TRUE(EqualTime(tm, fmt::localtime(t)));
     51 }
     52 
     53 TEST(TimeTest, GMTime) {
     54   std::time_t t = std::time(0);
     55   std::tm tm = *std::gmtime(&t);
     56   EXPECT_TRUE(EqualTime(tm, fmt::gmtime(t)));
     57 }
     58