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Fix errors in ISO week-base-year formatter

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This commit is contained in:
Vladislav Shchapov
2021-10-14 17:50:16 +05:00
committed by Victor Zverovich
parent 218cecb6d1
commit 2754546080
2 changed files with 42 additions and 28 deletions
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25
test/chrono-test.cc
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@@ -85,10 +85,10 @@ TEST(chrono_test, format_tm) {
"2000-01-02", // W52
"2000-01-03", // W1
};
std::vector<std::string> spec_list = {"%G", "%g", "%V"};
const std::string iso_week_spec = "%Y-%m-%d: %G %g %V";
for (const auto& str_tm : str_tm_list) {
tm = std::tm();
// GCC 4 does not support std::get_time
// MSVC dows not support POSIX strptime
#ifdef _WIN32
@@ -102,12 +102,21 @@ TEST(chrono_test, format_tm) {
std::time_t t = std::mktime(&tm);
tm = *std::localtime(&t);
for (const auto& spec : spec_list) {
char output[256] = {};
std::strftime(output, sizeof(output), spec.c_str(), &tm);
auto fmt_spec = std::string("{:").append(spec).append("}");
EXPECT_EQ(output, fmt::format(fmt::runtime(fmt_spec), tm));
}
char output[256] = {};
std::strftime(output, sizeof(output), iso_week_spec.c_str(), &tm);
auto fmt_spec = std::string("{:").append(iso_week_spec).append("}");
EXPECT_EQ(output, fmt::format(fmt::runtime(fmt_spec), tm));
}
// Every day from 1970-01-01
std::time_t time_now = std::time(nullptr);
for (std::time_t t = 6 * 3600; t < time_now; t += 86400) {
tm = *std::localtime(&t);
char output[256] = {};
std::strftime(output, sizeof(output), iso_week_spec.c_str(), &tm);
auto fmt_spec = std::string("{:").append(iso_week_spec).append("}");
EXPECT_EQ(output, fmt::format(fmt::runtime(fmt_spec), tm));
}
}