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Workarounds for implementation-defined std::strftime behavior

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This commit is contained in:
Vladislav Shchapov 2021-10-09 16:47:13 +05:00 committed by Victor Zverovich
parent 85b38190d1
commit 509eac9575
1 changed files with 10 additions and 1 deletions
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11
test/chrono-test.cc
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@ -57,6 +57,10 @@ TEST(chrono_test, format_tm) {
EXPECT_EQ(fmt::format("{:%T}", tm), "11:22:33");
}
// MSVC:
// minkernel\crts\ucrt\src\appcrt\time\wcsftime.cpp(971) : Assertion failed:
// timeptr->tm_year >= -1900 && timeptr->tm_year <= 8099
#ifndef _WIN32
TEST(chrono_test, format_tm_future) {
auto tm = std::tm();
tm.tm_year = 10445; // 10000+ years
@ -84,10 +88,15 @@ TEST(chrono_test, format_tm_past) {
EXPECT_EQ(fmt::format("The date is {:%Y-%m-%d %H:%M:%S}.", tm),
"The date is -101-04-25 11:22:33.");
EXPECT_EQ(fmt::format("{:%Y}", tm), "-101");
EXPECT_EQ(fmt::format("{:%D}", tm), "04/25/01");
// macOS %D - "04/25/01" (%y)
// Linux %D - "04/25/99" (%y)
// EXPECT_EQ(fmt::format("{:%D}", tm), "04/25/01");
EXPECT_EQ(fmt::format("{:%F}", tm), "-101-04-25");
EXPECT_EQ(fmt::format("{:%T}", tm), "11:22:33");
}
#endif
TEST(chrono_test, grow_buffer) {
auto s = std::string("{:");