copy.pass.cpp
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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++98, c++03
// <filesystem>
// class recursive_directory_iterator
// recursive_recursive_directory_iterator(recursive_recursive_directory_iterator const&);
#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_copy_construct_tests)
TEST_CASE(test_constructor_signature)
{
using D = recursive_directory_iterator;
static_assert(std::is_copy_constructible<D>::value, "");
//static_assert(!std::is_nothrow_copy_constructible<D>::value, "");
}
TEST_CASE(test_copy_end_iterator)
{
const recursive_directory_iterator endIt;
recursive_directory_iterator it(endIt);
TEST_CHECK(it == endIt);
}
TEST_CASE(test_copy_valid_iterator)
{
const path testDir = StaticEnv::Dir;
const recursive_directory_iterator endIt{};
// build 'it' up with "interesting" non-default state so we can test
// that it gets copied. We want to get 'it' into a state such that:
// it.options() != directory_options::none
// it.depth() != 0
// it.recursion_pending() != true
const directory_options opts = directory_options::skip_permission_denied;
recursive_directory_iterator it(testDir, opts);
TEST_REQUIRE(it != endIt);
while (it.depth() == 0) {
++it;
TEST_REQUIRE(it != endIt);
}
it.disable_recursion_pending();
TEST_CHECK(it.options() == opts);
TEST_CHECK(it.depth() == 1);
TEST_CHECK(it.recursion_pending() == false);
const path entry = *it;
// OPERATION UNDER TEST //
const recursive_directory_iterator it2(it);
// ------------------- //
TEST_REQUIRE(it2 == it);
TEST_CHECK(*it2 == entry);
TEST_CHECK(it2.depth() == 1);
TEST_CHECK(it2.recursion_pending() == false);
TEST_CHECK(it != endIt);
}
TEST_SUITE_END()