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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03
// <filesystem>
// class recursive_directory_iterator
// recursive_directory_iterator begin(recursive_directory_iterator iter) noexcept;
// recursive_directory_iterator end(recursive_directory_iterator iter) noexcept;
#include "filesystem_include.h"
#include <type_traits>
#include <set>
#include <cassert>
#include "test_macros.h"
#include "rapid-cxx-test.h"
#include "filesystem_test_helper.h"
using namespace fs;
TEST_SUITE(recursive_directory_iterator_begin_end_tests)
TEST_CASE(test_function_signatures)
{
recursive_directory_iterator d;
ASSERT_SAME_TYPE(decltype(begin(d)), recursive_directory_iterator);
ASSERT_SAME_TYPE(decltype(begin(std::move(d))), recursive_directory_iterator);
ASSERT_NOEXCEPT(begin(d));
ASSERT_NOEXCEPT(begin(std::move(d)));
ASSERT_SAME_TYPE(decltype(end(d)), recursive_directory_iterator);
ASSERT_SAME_TYPE(decltype(end(std::move(d))), recursive_directory_iterator);
ASSERT_NOEXCEPT(end(d));
ASSERT_NOEXCEPT(end(std::move(d)));
}
TEST_CASE(test_ranged_for_loop)
{
static_test_env static_env;
const path testDir = static_env.Dir;
std::set<path> dir_contents(static_env.RecDirIterationList.begin(),
static_env.RecDirIterationList.end());
std::error_code ec;
recursive_directory_iterator it(testDir, ec);
TEST_REQUIRE(!ec);
for (auto& elem : it) {
TEST_CHECK(dir_contents.erase(elem) == 1);
}
TEST_CHECK(dir_contents.empty());
}
TEST_SUITE_END()
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