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++98, c++03
10 
11 // <filesystem>
12 
13 // class path
14 
15 // path& remove_filename()
16 
17 #include "filesystem_include.hpp"
18 #include <type_traits>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 #include "test_iterators.h"
23 #include "count_new.hpp"
24 #include "filesystem_test_helper.hpp"
25 #include "verbose_assert.h"
26 
27 struct RemoveFilenameTestcase {
28   const char* value;
29   const char* expect;
30 };
31 
32 const RemoveFilenameTestcase TestCases[] =
33   {
34       {"", ""}
35     , {"/", "/"}
36     , {"//", "//"}
37     , {"///", "///"}
38     , {"\\", ""}
39     , {".", ""}
40     , {"..", ""}
41     , {"/foo", "/"}
42     , {"foo/bar", "foo/"}
43     , {"foo/", "foo/"}
44     , {"//foo", "//"}
45     , {"//foo/", "//foo/"}
46     , {"//foo///", "//foo///"}
47     , {"///foo", "///"}
48     , {"///foo/", "///foo/"}
49     , {"/foo/", "/foo/"}
50     , {"/foo/.", "/foo/"}
51     , {"/foo/..", "/foo/"}
52     , {"/foo/////", "/foo/////"}
53     , {"/foo\\\\", "/"}
54     , {"/foo//\\/", "/foo//\\/"}
55     , {"///foo", "///"}
56     , {"file.txt", ""}
57     , {"bar/../baz/./file.txt", "bar/../baz/./"}
58   };
59 
60 int main(int, char**)
61 {
62   using namespace fs;
63   for (auto const & TC : TestCases) {
64     path const p_orig(TC.value);
65     path p(p_orig);
66     assert(p == TC.value);
67     path& Ref = (p.remove_filename());
68     ASSERT_EQ(p, TC.expect) << DISPLAY(p_orig);
69     assert(&Ref == &p);
70     assert(!p.has_filename());
71   }
72 
73   return 0;
74 }
75