9f70b034e1
The formatting syntax follows p1361r0, augmented by a precision field as proposed in #1004. Signed-off-by: Daniela Engert <dani@ngrt.de>
222 lines
8.9 KiB
C++
222 lines
8.9 KiB
C++
// Formatting library for C++ - time formatting tests
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//
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// Copyright (c) 2012 - present, Victor Zverovich
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// All rights reserved.
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//
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// For the license information refer to format.h.
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#include "fmt/chrono.h"
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#include "gtest-extra.h"
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#include <iomanip>
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std::tm make_tm() {
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auto time = std::tm();
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time.tm_mday = 1;
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return time;
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}
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std::tm make_hour(int h) {
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auto time = make_tm();
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time.tm_hour = h;
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return time;
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}
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std::tm make_minute(int m) {
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auto time = make_tm();
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time.tm_min = m;
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return time;
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}
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std::tm make_second(int s) {
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auto time = make_tm();
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time.tm_sec = s;
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return time;
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}
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std::string format_tm(const std::tm& time, const char* spec,
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const std::locale& loc) {
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auto& facet = std::use_facet<std::time_put<char>>(loc);
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std::ostringstream os;
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os.imbue(loc);
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facet.put(os, os, ' ', &time, spec, spec + std::strlen(spec));
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return os.str();
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}
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#define EXPECT_TIME(spec, time, duration) \
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{ \
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std::locale loc("ja_JP.utf8"); \
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EXPECT_EQ(format_tm(time, spec, loc), \
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fmt::format(loc, "{:" spec "}", duration)); \
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}
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#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
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TEST(ChronoTest, FormatDefault) {
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EXPECT_EQ("42s", fmt::format("{}", std::chrono::seconds(42)));
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EXPECT_EQ("42as",
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fmt::format("{}", std::chrono::duration<int, std::atto>(42)));
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EXPECT_EQ("42fs",
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fmt::format("{}", std::chrono::duration<int, std::femto>(42)));
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EXPECT_EQ("42ps",
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fmt::format("{}", std::chrono::duration<int, std::pico>(42)));
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EXPECT_EQ("42ns", fmt::format("{}", std::chrono::nanoseconds(42)));
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EXPECT_EQ("42µs", fmt::format("{}", std::chrono::microseconds(42)));
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EXPECT_EQ("42ms", fmt::format("{}", std::chrono::milliseconds(42)));
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EXPECT_EQ("42cs",
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fmt::format("{}", std::chrono::duration<int, std::centi>(42)));
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EXPECT_EQ("42ds",
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fmt::format("{}", std::chrono::duration<int, std::deci>(42)));
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EXPECT_EQ("42s", fmt::format("{}", std::chrono::seconds(42)));
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EXPECT_EQ("42das",
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fmt::format("{}", std::chrono::duration<int, std::deca>(42)));
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EXPECT_EQ("42hs",
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fmt::format("{}", std::chrono::duration<int, std::hecto>(42)));
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EXPECT_EQ("42ks",
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fmt::format("{}", std::chrono::duration<int, std::kilo>(42)));
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EXPECT_EQ("42Ms",
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fmt::format("{}", std::chrono::duration<int, std::mega>(42)));
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EXPECT_EQ("42Gs",
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fmt::format("{}", std::chrono::duration<int, std::giga>(42)));
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EXPECT_EQ("42Ts",
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fmt::format("{}", std::chrono::duration<int, std::tera>(42)));
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EXPECT_EQ("42Ps",
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fmt::format("{}", std::chrono::duration<int, std::peta>(42)));
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EXPECT_EQ("42Es",
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fmt::format("{}", std::chrono::duration<int, std::exa>(42)));
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EXPECT_EQ("42m", fmt::format("{}", std::chrono::minutes(42)));
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EXPECT_EQ("42h", fmt::format("{}", std::chrono::hours(42)));
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EXPECT_EQ(
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"42[15]s",
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fmt::format("{}", std::chrono::duration<int, std::ratio<15, 1>>(42)));
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EXPECT_EQ(
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"42[15/4]s",
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fmt::format("{}", std::chrono::duration<int, std::ratio<15, 4>>(42)));
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}
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TEST(ChronoTest, Align) {
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auto s = std::chrono::seconds(42);
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EXPECT_EQ("42s ", fmt::format("{:5}", s));
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EXPECT_EQ("42s ", fmt::format("{:{}}", s, 5));
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EXPECT_EQ(" 42s", fmt::format("{:>5}", s));
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EXPECT_EQ("**42s**", fmt::format("{:*^7}", s));
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EXPECT_EQ("03:25:45 ",
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fmt::format("{:12%H:%M:%S}", std::chrono::seconds(12345)));
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EXPECT_EQ(" 03:25:45",
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fmt::format("{:>12%H:%M:%S}", std::chrono::seconds(12345)));
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EXPECT_EQ("~~03:25:45~~",
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fmt::format("{:~^12%H:%M:%S}", std::chrono::seconds(12345)));
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EXPECT_EQ("03:25:45 ",
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fmt::format("{:{}%H:%M:%S}", std::chrono::seconds(12345), 12));
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}
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TEST(ChronoTest, FormatSpecs) {
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EXPECT_EQ("%", fmt::format("{:%%}", std::chrono::seconds(0)));
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EXPECT_EQ("\n", fmt::format("{:%n}", std::chrono::seconds(0)));
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EXPECT_EQ("\t", fmt::format("{:%t}", std::chrono::seconds(0)));
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EXPECT_EQ("00", fmt::format("{:%S}", std::chrono::seconds(0)));
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EXPECT_EQ("00", fmt::format("{:%S}", std::chrono::seconds(60)));
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EXPECT_EQ("42", fmt::format("{:%S}", std::chrono::seconds(42)));
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EXPECT_EQ("01.234", fmt::format("{:%S}", std::chrono::milliseconds(1234)));
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EXPECT_EQ("00", fmt::format("{:%M}", std::chrono::minutes(0)));
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EXPECT_EQ("00", fmt::format("{:%M}", std::chrono::minutes(60)));
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EXPECT_EQ("42", fmt::format("{:%M}", std::chrono::minutes(42)));
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EXPECT_EQ("01", fmt::format("{:%M}", std::chrono::seconds(61)));
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EXPECT_EQ("00", fmt::format("{:%H}", std::chrono::hours(0)));
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EXPECT_EQ("00", fmt::format("{:%H}", std::chrono::hours(24)));
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EXPECT_EQ("14", fmt::format("{:%H}", std::chrono::hours(14)));
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EXPECT_EQ("01", fmt::format("{:%H}", std::chrono::minutes(61)));
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EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(0)));
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EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(12)));
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EXPECT_EQ("12", fmt::format("{:%I}", std::chrono::hours(24)));
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EXPECT_EQ("04", fmt::format("{:%I}", std::chrono::hours(4)));
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EXPECT_EQ("02", fmt::format("{:%I}", std::chrono::hours(14)));
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EXPECT_EQ("03:25:45",
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fmt::format("{:%H:%M:%S}", std::chrono::seconds(12345)));
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EXPECT_EQ("03:25", fmt::format("{:%R}", std::chrono::seconds(12345)));
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EXPECT_EQ("03:25:45", fmt::format("{:%T}", std::chrono::seconds(12345)));
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}
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TEST(ChronoTest, InvalidSpecs) {
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auto sec = std::chrono::seconds(0);
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EXPECT_THROW_MSG(fmt::format("{:%a}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%A}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%c}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%x}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%Ex}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%X}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%EX}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%D}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%F}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%Ec}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%w}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%u}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%b}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%B}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%z}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%Z}", sec), fmt::format_error, "no date");
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EXPECT_THROW_MSG(fmt::format("{:%q}", sec), fmt::format_error,
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"invalid format");
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EXPECT_THROW_MSG(fmt::format("{:%Eq}", sec), fmt::format_error,
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"invalid format");
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EXPECT_THROW_MSG(fmt::format("{:%Oq}", sec), fmt::format_error,
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"invalid format");
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}
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TEST(ChronoTest, Locale) {
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const char* loc_name = "ja_JP.utf8";
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bool has_locale = false;
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std::locale loc;
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try {
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loc = std::locale(loc_name);
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has_locale = true;
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} catch (const std::runtime_error&) {
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}
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if (!has_locale) {
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fmt::print("{} locale is missing.\n", loc_name);
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return;
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}
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EXPECT_TIME("%OH", make_hour(14), std::chrono::hours(14));
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EXPECT_TIME("%OI", make_hour(14), std::chrono::hours(14));
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EXPECT_TIME("%OM", make_minute(42), std::chrono::minutes(42));
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EXPECT_TIME("%OS", make_second(42), std::chrono::seconds(42));
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auto time = make_tm();
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time.tm_hour = 3;
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time.tm_min = 25;
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time.tm_sec = 45;
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auto sec = std::chrono::seconds(12345);
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EXPECT_TIME("%r", time, sec);
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EXPECT_TIME("%p", time, sec);
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}
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typedef std::chrono::duration<double, std::milli> dms;
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TEST(ChronoTest, FormatDefaultFP) {
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typedef std::chrono::duration<float> fs;
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EXPECT_EQ("1.234s", fmt::format("{}", fs(1.234)));
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typedef std::chrono::duration<float, std::milli> fms;
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EXPECT_EQ("1.234ms", fmt::format("{}", fms(1.234)));
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typedef std::chrono::duration<double> ds;
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EXPECT_EQ("1.234s", fmt::format("{}", ds(1.234)));
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EXPECT_EQ("1.234ms", fmt::format("{}", dms(1.234)));
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}
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TEST(ChronoTest, FormatPrecision) {
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EXPECT_THROW_MSG(fmt::format("{:.2}", std::chrono::seconds(42)),
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fmt::format_error,
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"precision not allowed for this argument type");
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EXPECT_EQ("1.2ms", fmt::format("{:.1}", dms(1.234)));
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EXPECT_EQ("1.23ms", fmt::format("{:.{}}", dms(1.234), 2));
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}
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TEST(ChronoTest, FormatFullSpecs) {
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EXPECT_EQ("1.2ms ", fmt::format("{:6.1}", dms(1.234)));
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EXPECT_EQ(" 1.23ms", fmt::format("{:>8.{}}", dms(1.234), 2));
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EXPECT_EQ(" 1.2ms ", fmt::format("{:^{}.{}}", dms(1.234), 7, 1));
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EXPECT_EQ(" 1.23ms ", fmt::format("{0:^{2}.{1}}", dms(1.234), 2, 8));
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EXPECT_EQ("=1.234ms=", fmt::format("{:=^{}.{}}", dms(1.234), 9, 3));
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EXPECT_EQ("*1.2340ms*", fmt::format("{:*^10.4}", dms(1.234), 10, 4));
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}
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#endif // FMT_STATIC_THOUSANDS_SEPARATOR
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