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 // class path
15
16 // path& replace_extension(path const& p = path())
17
18 #include <experimental/filesystem>
19 #include <type_traits>
20 #include <cassert>
21
22 #include "test_macros.h"
23 #include "test_iterators.h"
24 #include "count_new.hpp"
25 #include "filesystem_test_helper.hpp"
26
27 namespace fs = std::experimental::filesystem;
28
29 struct ReplaceExtensionTestcase {
30 const char* value;
31 const char* expect;
32 const char* extension;
33 };
34
35 const ReplaceExtensionTestcase TestCases[] =
36 {
37 {"", "", ""}
38 , {"foo.cpp", "foo", ""}
39 , {"foo.cpp", "foo.", "."}
40 , {"foo..cpp", "foo..txt", "txt"}
41 , {"", ".txt", "txt"}
42 , {"", ".txt", ".txt"}
43 , {"/foo", "/foo.txt", ".txt"}
44 , {"/foo", "/foo.txt", "txt"}
45 , {"/foo.cpp", "/foo.txt", ".txt"}
46 , {"/foo.cpp", "/foo.txt", "txt"}
47 };
48 const ReplaceExtensionTestcase NoArgCases[] =
49 {
50 {"", "", ""}
51 , {"foo", "foo", ""}
52 , {"foo.cpp", "foo", ""}
53 , {"foo..cpp", "foo.", ""}
54 };
55
main()56 int main()
57 {
58 using namespace fs;
59 for (auto const & TC : TestCases) {
60 path p(TC.value);
61 assert(p == TC.value);
62 path& Ref = (p.replace_extension(TC.extension));
63 assert(p == TC.expect);
64 assert(&Ref == &p);
65 }
66 for (auto const& TC : NoArgCases) {
67 path p(TC.value);
68 assert(p == TC.value);
69 path& Ref = (p.replace_extension());
70 assert(p == TC.expect);
71 assert(&Ref == &p);
72 }
73 }
74