1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// UNSUPPORTED: c++03, c++11, c++14
10// UNSUPPORTED: no-filesystem
11// UNSUPPORTED: availability-filesystem-missing
12
13// <filesystem>
14
15// path absolute(const path& p, const path& base=current_path());
16
17#include <filesystem>
18#include <type_traits>
19#include <cassert>
20
21#include "test_macros.h"
22#include "filesystem_test_helper.h"
23#include "../../class.path/path_helper.h"
24namespace fs = std::filesystem;
25using namespace fs;
26
27static void absolute_signature_test()
28{
29 const path p; ((void)p);
30 std::error_code ec;
31 ASSERT_NOT_NOEXCEPT(absolute(p: p));
32 ASSERT_NOT_NOEXCEPT(absolute(p: p, ec&: ec));
33}
34
35
36static void basic_test()
37{
38 const fs::path cwd = fs::current_path();
39 const struct {
40 std::string input;
41 fs::path expect;
42 } TestCases [] = {
43 {.input: "", .expect: cwd / ""},
44 {.input: "foo", .expect: cwd / "foo"},
45 {.input: "foo/", .expect: cwd / "foo/"},
46 {.input: "/already_absolute", .expect: cwd.root_name() / "/already_absolute"}
47 };
48 for (auto& TC : TestCases) {
49 std::error_code ec = GetTestEC();
50 const path ret = absolute(p: TC.input, ec&: ec);
51 assert(!ec);
52 assert(ret.is_absolute());
53 assert(PathEqIgnoreSep(ret, TC.expect));
54 LIBCPP_ASSERT(PathEq(LHS: ret, RHS: TC.expect));
55 }
56}
57
58int main(int, char**) {
59 absolute_signature_test();
60 basic_test();
61
62 return 0;
63}
64

source code of libcxx/test/std/input.output/filesystems/fs.op.funcs/fs.op.absolute/absolute.pass.cpp