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
10 
11 // <filesystem>
12 
13 // class path
14 
15 // path& make_preferred()
16 
17 #include "filesystem_include.h"
18 #include <type_traits>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 #include "test_iterators.h"
23 #include "count_new.h"
24 #include "filesystem_test_helper.h"
25 
26 
27 struct MakePreferredTestcase {
28   const char* value;
29   const char* expected_posix;
30   const char* expected_windows;
31 };
32 
33 const MakePreferredTestcase TestCases[] =
34   {
35       {"", "", ""}
36     , {"hello_world", "hello_world", "hello_world"}
37     , {"/", "/", "\\"}
38     , {"/foo/bar/baz/", "/foo/bar/baz/", "\\foo\\bar\\baz\\"}
39     , {"\\", "\\", "\\"}
40     , {"\\foo\\bar\\baz\\", "\\foo\\bar\\baz\\", "\\foo\\bar\\baz\\"}
41     , {"\\foo\\/bar\\/baz\\", "\\foo\\/bar\\/baz\\", "\\foo\\\\bar\\\\baz\\"}
42   };
43 
44 int main(int, char**)
45 {
46   // This operation is an identity operation on linux.
47   // On windows, compare with preferred_win, if set.
48   using namespace fs;
49   for (auto const & TC : TestCases) {
50     path p(TC.value);
51     assert(p == TC.value);
52     path& Ref = (p.make_preferred());
53 #ifdef _WIN32
54     std::string s(TC.expected_windows);
55 #else
56     std::string s(TC.expected_posix);
57 #endif
58     assert(p.string() == s);
59     assert(&Ref == &p);
60   }
61 
62   return 0;
63 }
64