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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03
// <experimental/filesystem>
// class directory_entry
// RUN: %build -I%libcxx_src_root/src/experimental/filesystem
// RUN: %run
#include "filesystem_include.hpp"
#include <type_traits>
#include <cassert>
#include "test_macros.h"
#include "rapid-cxx-test.hpp"
#include "filesystem_test_helper.hpp"
#include "filesystem_common.h"
using namespace fs::detail;
TEST_SUITE(directory_entry_mods_suite)
TEST_CASE(last_write_time_not_representable_error) {
using namespace fs;
using namespace std::chrono;
scoped_test_env env;
const path dir = env.create_dir("dir");
const path file = env.create_file("dir/file", 42);
TimeSpec ToTime;
ToTime.tv_sec = std::numeric_limits<decltype(ToTime.tv_sec)>::max();
ToTime.tv_nsec = duration_cast<nanoseconds>(seconds(1)).count() - 1;
TimeStructArray TS;
SetTimeStructTo(TS[0], ToTime);
SetTimeStructTo(TS[1], ToTime);
file_time_type old_time = last_write_time(file);
directory_entry ent(file);
file_time_type start_time = file_time_type::clock::now() - hours(1);
last_write_time(file, start_time);
TEST_CHECK(ent.last_write_time() == old_time);
bool IsRepresentable = true;
file_time_type rep_value;
{
std::error_code ec;
if (SetFileTimes(file, TS, ec)) {
TEST_REQUIRE(false && "unsupported");
}
ec.clear();
rep_value = last_write_time(file, ec);
IsRepresentable = !bool(ec);
}
if (!IsRepresentable) {
std::error_code rec = GetTestEC();
ent.refresh(rec);
TEST_CHECK(!rec);
const std::errc expected_err = std::errc::value_too_large;
std::error_code ec = GetTestEC();
TEST_CHECK(ent.last_write_time(ec) == file_time_type::min());
TEST_CHECK(ErrorIs(ec, expected_err));
ec = GetTestEC();
TEST_CHECK(last_write_time(file, ec) == file_time_type::min());
TEST_CHECK(ErrorIs(ec, expected_err));
ExceptionChecker CheckExcept(file, expected_err,
"directory_entry::last_write_time");
TEST_CHECK_THROW_RESULT(fs::filesystem_error, CheckExcept,
ent.last_write_time());
} else {
ent.refresh();
std::error_code ec = GetTestEC();
TEST_CHECK(ent.last_write_time(ec) == rep_value);
TEST_CHECK(!ec);
}
}
TEST_SUITE_END()
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