test/std/experimental/filesystem/fs.op.funcs/fs.op.create_directory_symlink/create_directory_symlink.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // UNSUPPORTED: c++98, c++03
  11
  12 // <experimental/filesystem>
  13
  14 // void create_directory_symlink(const path& existing_symlink, const path& new_symlink);
  15 // void create_directory_symlink(const path& existing_symlink, const path& new_symlink,
  16 //                   error_code& ec) noexcept;
  17
  18 #include <experimental/filesystem>
  19 #include <cassert>
  20
  21 #include "test_macros.h"
  22 #include "rapid-cxx-test.hpp"
  23 #include "filesystem_test_helper.hpp"
  24
  25 using namespace std::experimental::filesystem;
  26 namespace fs = std::experimental::filesystem;
  27
  28 TEST_SUITE(filesystem_create_directory_symlink_test_suite)
  29
  30 TEST_CASE(test_signatures)
  31 {
  32     const path p; ((void)p);
  33     std::error_code ec; ((void)ec);
  34     ASSERT_NOT_NOEXCEPT(fs::create_directory_symlink(p, p));
  35     ASSERT_NOEXCEPT(fs::create_directory_symlink(p, p, ec));
  36 }
  37
  38 TEST_CASE(test_error_reporting)
  39 {
  40     scoped_test_env env;
  41     const path file = env.create_file("file1", 42);
  42     const path file2 = env.create_file("file2", 55);
  43     const path sym = env.create_symlink(file, "sym");
  44     { // destination exists
  45         std::error_code ec;
  46         fs::create_directory_symlink(sym, file2, ec);
  47         TEST_REQUIRE(ec);
  48     }
  49 }
  50
  51 TEST_CASE(create_directory_symlink_basic)
  52 {
  53     scoped_test_env env;
  54     const path dir = env.create_dir("dir");
  55     const path dir_sym = env.create_symlink(dir, "dir_sym");
  56
  57     const path dest = env.make_env_path("dest1");
  58     std::error_code ec;
  59     fs::create_directory_symlink(dir_sym, dest, ec);
  60     TEST_REQUIRE(!ec);
  61     TEST_CHECK(is_symlink(dest));
  62     TEST_CHECK(equivalent(dest, dir));
  63 }
  64
  65
  66 TEST_SUITE_END()