78 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++1410 11// <filesystem>12 13// class path14 15// path& replace_filename( const path& replacement );16 17#include <filesystem>18#include <cassert>19#include <string>20#include <type_traits>21 22#include "test_iterators.h"23#include "count_new.h"24namespace fs = std::filesystem;25 26struct ReplaceFilenameTestcase {27 const char* value;28 const char* expect;29 const char* filename;30};31 32const ReplaceFilenameTestcase TestCases[] =33 {34 {"/foo", "/bar", "bar"}35 , {"/foo", "/", ""}36 , {"foo", "bar", "bar"}37 , {"/", "/bar", "bar"}38#ifdef _WIN3239 , {"\\", "\\bar", "bar"}40#else41 , {"\\", "bar", "bar"}42#endif43 , {"///", "///bar", "bar"}44#ifdef _WIN3245 , {"\\\\", "\\\\bar", "bar"}46 , {"\\/\\", "\\/\\bar", "bar"}47#else48 , {"\\\\", "bar", "bar"}49 , {"\\/\\", "\\/bar", "bar"}50#endif51 , {".", "bar", "bar"}52 , {"..", "bar", "bar"}53 , {"/foo\\baz/bong/", "/foo\\baz/bong/bar", "bar"}54 , {"/foo\\baz/bong", "/foo\\baz/bar", "bar"}55 };56 57int main(int, char**)58{59 using namespace fs;60 for (auto const & TC : TestCases) {61 path p(TC.value);62 assert(p == TC.value);63 path& Ref = p.replace_filename(TC.filename);64 assert(p == TC.expect);65 assert(&Ref == &p);66 // Tests Effects "as-if": remove_filename() append(filename)67 {68 path p2(TC.value);69 path replace(TC.filename);70 p2.remove_filename();71 p2 /= replace;72 assert(p == p2);73 }74 }75 76 return 0;77}78