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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
// int depth() const
#include "filesystem_include.hpp"
#include <type_traits>
#include <set>
#include <cassert>
#include "test_macros.h"
#include "rapid-cxx-test.hpp"
#include "filesystem_test_helper.hpp"
using namespace fs;
TEST_SUITE(recursive_directory_iterator_depth_tests)
TEST_CASE(test_depth)
{
const path testDir = StaticEnv::Dir;
const path DirDepth1 = StaticEnv::Dir2;
const path DirDepth2 = StaticEnv::Dir3;
const recursive_directory_iterator endIt{};
std::error_code ec;
recursive_directory_iterator it(testDir, ec);
TEST_REQUIRE(!ec);
TEST_CHECK(it.depth() == 0);
bool seen_d1, seen_d2;
seen_d1 = seen_d2 = false;
while (it != endIt) {
const path entry = *it;
const path parent = entry.parent_path();
if (parent == testDir) {
TEST_CHECK(it.depth() == 0);
} else if (parent == DirDepth1) {
TEST_CHECK(it.depth() == 1);
seen_d1 = true;
} else if (parent == DirDepth2) {
TEST_CHECK(it.depth() == 2);
seen_d2 = true;
} else {
TEST_CHECK(!"Unexpected depth while iterating over static env");
}
++it;
}
TEST_REQUIRE(seen_d1 && seen_d2);
TEST_CHECK(it == endIt);
}
TEST_SUITE_END()
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