fmt/test/time-test.cc

105 lines
3.2 KiB
C++
Raw Normal View History

2018-03-04 17:16:51 +00:00
// Formatting library for C++ - time formatting tests
//
// Copyright (c) 2012 - present, Victor Zverovich
// All rights reserved.
//
// For the license information refer to format.h.
#ifdef WIN32
#define _CRT_SECURE_NO_WARNINGS
#endif
#include "gmock.h"
2018-11-30 16:52:01 +00:00
#include "fmt/locale.h"
#include "fmt/time.h"
TEST(TimeTest, Format) {
std::tm tm = std::tm();
tm.tm_year = 116;
tm.tm_mon = 3;
tm.tm_mday = 25;
EXPECT_EQ("The date is 2016-04-25.",
fmt::format("The date is {:%Y-%m-%d}.", tm));
}
TEST(TimeTest, GrowBuffer) {
std::string s = "{:";
for (int i = 0; i < 30; ++i)
s += "%c";
s += "}\n";
2018-10-24 13:34:28 +00:00
std::time_t t = std::time(FMT_NULL);
fmt::format(s, *std::localtime(&t));
}
TEST(TimeTest, EmptyResult) {
EXPECT_EQ("", fmt::format("{}", std::tm()));
}
2016-10-09 21:57:52 +00:00
static bool EqualTime(const std::tm &lhs, const std::tm &rhs) {
2016-10-09 21:57:52 +00:00
return lhs.tm_sec == rhs.tm_sec &&
lhs.tm_min == rhs.tm_min &&
lhs.tm_hour == rhs.tm_hour &&
lhs.tm_mday == rhs.tm_mday &&
lhs.tm_mon == rhs.tm_mon &&
lhs.tm_year == rhs.tm_year &&
lhs.tm_wday == rhs.tm_wday &&
lhs.tm_yday == rhs.tm_yday &&
lhs.tm_isdst == rhs.tm_isdst;
}
TEST(TimeTest, LocalTime) {
2018-10-24 13:34:28 +00:00
std::time_t t = std::time(FMT_NULL);
2016-10-09 21:57:52 +00:00
std::tm tm = *std::localtime(&t);
EXPECT_TRUE(EqualTime(tm, fmt::localtime(t)));
}
TEST(TimeTest, GMTime) {
2018-10-24 13:34:28 +00:00
std::time_t t = std::time(FMT_NULL);
2016-10-09 21:57:52 +00:00
std::tm tm = *std::gmtime(&t);
EXPECT_TRUE(EqualTime(tm, fmt::gmtime(t)));
}
2018-11-30 16:52:01 +00:00
#ifdef __cpp_lib_chrono
TEST(TimeTest, Chrono) {
2018-11-30 16:52:01 +00:00
EXPECT_EQ("00", fmt::format("{:%S}", std::chrono::seconds(0)));
EXPECT_EQ("00", fmt::format("{:%S}", std::chrono::seconds(60)));
EXPECT_EQ("42", fmt::format("{:%S}", std::chrono::seconds(42)));
EXPECT_EQ("01.234", fmt::format("{:%S}", std::chrono::milliseconds(1234)));
2018-11-30 16:52:01 +00:00
EXPECT_EQ("00", fmt::format("{:%M}", std::chrono::minutes(0)));
EXPECT_EQ("00", fmt::format("{:%M}", std::chrono::minutes(60)));
EXPECT_EQ("42", fmt::format("{:%M}", std::chrono::minutes(42)));
EXPECT_EQ("01", fmt::format("{:%M}", std::chrono::seconds(61)));
EXPECT_EQ("00", fmt::format("{:%H}", std::chrono::hours(0)));
EXPECT_EQ("00", fmt::format("{:%H}", std::chrono::hours(24)));
EXPECT_EQ("14", fmt::format("{:%H}", std::chrono::hours(14)));
EXPECT_EQ("01", fmt::format("{:%H}", std::chrono::minutes(61)));
EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(0)));
EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(12)));
EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(24)));
EXPECT_EQ("04", fmt::format("{:%I}", std::chrono::hours(4)));
EXPECT_EQ("02", fmt::format("{:%I}", std::chrono::hours(14)));
EXPECT_EQ("03:25:45",
fmt::format("{:%H:%M:%S}", std::chrono::seconds(12345)));
}
TEST(TimeTest, ChronoLocale) {
const char *loc_name = "ja_JP.utf8";
bool has_locale = false;
std::locale loc;
try {
loc = std::locale(loc_name);
has_locale = true;
} catch (const std::runtime_error &) {}
if (!has_locale) {
fmt::print("{} locale is missing.\n", loc_name);
return;
}
std::ostringstream os;
os.imbue(loc);
auto time = std::tm();
time.tm_hour = 14;
os << std::put_time(&time, "%OH");
EXPECT_EQ(os.str(), fmt::format(loc, "{:%OH}", std::chrono::hours(14)));
}
#endif