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// Formatting library for C++ - time formatting tests
//
// Copyright (c) 2012 - present, Victor Zverovich
// All rights reserved.
//
// For the license information refer to format.h.
#include "fmt/chrono.h"
#include "gtest-extra.h"
#include <iomanip>
std::tm make_tm() {
auto time = std::tm();
time.tm_mday = 1;
return time;
}
std::tm make_hour(int h) {
auto time = make_tm();
time.tm_hour = h;
return time;
}
std::tm make_minute(int m) {
auto time = make_tm();
time.tm_min = m;
return time;
}
std::tm make_second(int s) {
auto time = make_tm();
time.tm_sec = s;
return time;
}
std::string format_tm(const std::tm &time, const char *spec,
const std::locale &loc) {
auto &facet = std::use_facet<std::time_put<char>>(loc);
std::ostringstream os;
os.imbue(loc);
facet.put(os, os, ' ', &time, spec, spec + std::strlen(spec));
return os.str();
}
#define EXPECT_TIME(spec, time, duration) { \
std::locale loc("ja_JP.utf8"); \
EXPECT_EQ(format_tm(time, spec, loc), \
fmt::format(loc, "{:" spec "}", duration)); \
}
TEST(ChronoTest, FormatDefault) {
EXPECT_EQ("42s", fmt::format("{}", std::chrono::seconds(42)));
EXPECT_EQ("42as",
fmt::format("{}", std::chrono::duration<int, std::atto>(42)));
EXPECT_EQ("42fs",
fmt::format("{}", std::chrono::duration<int, std::femto>(42)));
EXPECT_EQ("42ps",
fmt::format("{}", std::chrono::duration<int, std::pico>(42)));
EXPECT_EQ("42ns", fmt::format("{}", std::chrono::nanoseconds(42)));
EXPECT_EQ("42µs", fmt::format("{}", std::chrono::microseconds(42)));
EXPECT_EQ("42ms", fmt::format("{}", std::chrono::milliseconds(42)));
EXPECT_EQ("42cs",
fmt::format("{}", std::chrono::duration<int, std::centi>(42)));
EXPECT_EQ("42ds",
fmt::format("{}", std::chrono::duration<int, std::deci>(42)));
EXPECT_EQ("42s", fmt::format("{}", std::chrono::seconds(42)));
EXPECT_EQ("42das",
fmt::format("{}", std::chrono::duration<int, std::deca>(42)));
EXPECT_EQ("42hs",
fmt::format("{}", std::chrono::duration<int, std::hecto>(42)));
EXPECT_EQ("42ks",
fmt::format("{}", std::chrono::duration<int, std::kilo>(42)));
EXPECT_EQ("42Ms",
fmt::format("{}", std::chrono::duration<int, std::mega>(42)));
EXPECT_EQ("42Gs",
fmt::format("{}", std::chrono::duration<int, std::giga>(42)));
EXPECT_EQ("42Ts",
fmt::format("{}", std::chrono::duration<int, std::tera>(42)));
EXPECT_EQ("42Ps",
fmt::format("{}", std::chrono::duration<int, std::peta>(42)));
EXPECT_EQ("42Es",
fmt::format("{}", std::chrono::duration<int, std::exa>(42)));
EXPECT_EQ("42m", fmt::format("{}", std::chrono::minutes(42)));
EXPECT_EQ("42h", fmt::format("{}", std::chrono::hours(42)));
EXPECT_EQ("42[15s]",
fmt::format("{}",
std::chrono::duration<int, std::ratio<15, 1>>(42)));
EXPECT_EQ("42[15/4s]",
fmt::format("{}",
std::chrono::duration<int, std::ratio<15, 4>>(42)));
}
TEST(ChronoTest, FormatSpecs) {
EXPECT_EQ("%", fmt::format("{:%%}", std::chrono::seconds(0)));
EXPECT_EQ("\n", fmt::format("{:%n}", std::chrono::seconds(0)));
EXPECT_EQ("\t", fmt::format("{:%t}", std::chrono::seconds(0)));
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)));
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)));
EXPECT_EQ("03:25", fmt::format("{:%R}", std::chrono::seconds(12345)));
EXPECT_EQ("03:25:45", fmt::format("{:%T}", std::chrono::seconds(12345)));
}
TEST(ChronoTest, InvalidSpecs) {
auto sec = std::chrono::seconds(0);
EXPECT_THROW_MSG(fmt::format("{:%a}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%A}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%c}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%x}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%Ex}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%X}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%EX}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%D}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%F}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%Ec}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%w}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%u}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%b}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%B}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%z}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%Z}", sec), fmt::format_error, "no date");
EXPECT_THROW_MSG(fmt::format("{:%q}", sec), fmt::format_error,
"invalid format");
EXPECT_THROW_MSG(fmt::format("{:%Eq}", sec), fmt::format_error,
"invalid format");
EXPECT_THROW_MSG(fmt::format("{:%Oq}", sec), fmt::format_error,
"invalid format");
}
TEST(ChronoTest, Locale) {
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;
}
EXPECT_TIME("%OH", make_hour(14), std::chrono::hours(14));
EXPECT_TIME("%OI", make_hour(14), std::chrono::hours(14));
EXPECT_TIME("%OM", make_minute(42), std::chrono::minutes(42));
EXPECT_TIME("%OS", make_second(42), std::chrono::seconds(42));
auto time = make_tm();
time.tm_hour = 3;
time.tm_min = 25;
time.tm_sec = 45;
auto sec = std::chrono::seconds(12345);
EXPECT_TIME("%r", time, sec);
EXPECT_TIME("%p", time, sec);
}
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