1 //===-- PathMappingListTest.cpp -------------------------------------------===//
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 #include "llvm/ADT/ArrayRef.h"
10 #include "lldb/Target/PathMappingList.h"
11 #include "lldb/Utility/FileSpec.h"
12 #include "gtest/gtest.h"
13 #include <utility>
14
15 using namespace lldb_private;
16
17 namespace {
18 struct Matches {
19 FileSpec original;
20 FileSpec remapped;
Matches__anoneac460ca0111::Matches21 Matches(const char *o, const char *r) : original(o), remapped(r) {}
22 };
23 } // namespace
24
TestPathMappings(const PathMappingList & map,llvm::ArrayRef<Matches> matches,llvm::ArrayRef<ConstString> fails)25 static void TestPathMappings(const PathMappingList &map,
26 llvm::ArrayRef<Matches> matches,
27 llvm::ArrayRef<ConstString> fails) {
28 ConstString actual_remapped;
29 for (const auto &fail : fails) {
30 SCOPED_TRACE(fail.GetCString());
31 EXPECT_FALSE(map.RemapPath(fail, actual_remapped))
32 << "actual_remapped: " << actual_remapped.GetCString();
33 }
34 for (const auto &match : matches) {
35 SCOPED_TRACE(match.original.GetPath() + " -> " + match.remapped.GetPath());
36 std::string orig_normalized = match.original.GetPath();
37 EXPECT_TRUE(
38 map.RemapPath(ConstString(match.original.GetPath()), actual_remapped));
39 EXPECT_EQ(FileSpec(actual_remapped.GetStringRef()), match.remapped);
40 FileSpec unmapped_spec;
41 EXPECT_TRUE(map.ReverseRemapPath(match.remapped, unmapped_spec));
42 std::string unmapped_path = unmapped_spec.GetPath();
43 EXPECT_EQ(unmapped_path, orig_normalized);
44 }
45 }
46
TEST(PathMappingListTest,RelativeTests)47 TEST(PathMappingListTest, RelativeTests) {
48 Matches matches[] = {
49 {".", "/tmp"},
50 {"./", "/tmp"},
51 {"./////", "/tmp"},
52 {"./foo.c", "/tmp/foo.c"},
53 {"foo.c", "/tmp/foo.c"},
54 {"./bar/foo.c", "/tmp/bar/foo.c"},
55 {"bar/foo.c", "/tmp/bar/foo.c"},
56 };
57 ConstString fails[] = {
58 #ifdef _WIN32
59 ConstString("C:\\"),
60 ConstString("C:\\a"),
61 #else
62 ConstString("/a"),
63 ConstString("/"),
64 #endif
65 };
66 PathMappingList map;
67 map.Append(ConstString("."), ConstString("/tmp"), false);
68 TestPathMappings(map, matches, fails);
69 PathMappingList map2;
70 map2.Append(ConstString(""), ConstString("/tmp"), false);
71 TestPathMappings(map, matches, fails);
72 }
73
TEST(PathMappingListTest,AbsoluteTests)74 TEST(PathMappingListTest, AbsoluteTests) {
75 PathMappingList map;
76 map.Append(ConstString("/old"), ConstString("/new"), false);
77 Matches matches[] = {
78 {"/old", "/new"},
79 {"/old/", "/new"},
80 {"/old/foo/.", "/new/foo"},
81 {"/old/foo.c", "/new/foo.c"},
82 {"/old/foo.c/.", "/new/foo.c"},
83 {"/old/./foo.c", "/new/foo.c"},
84 };
85 ConstString fails[] = {
86 ConstString("/foo"),
87 ConstString("/"),
88 ConstString("foo.c"),
89 ConstString("./foo.c"),
90 ConstString("../foo.c"),
91 ConstString("../bar/foo.c"),
92 };
93 TestPathMappings(map, matches, fails);
94 }
95
TEST(PathMappingListTest,RemapRoot)96 TEST(PathMappingListTest, RemapRoot) {
97 PathMappingList map;
98 map.Append(ConstString("/"), ConstString("/new"), false);
99 Matches matches[] = {
100 {"/old", "/new/old"},
101 {"/old/", "/new/old"},
102 {"/old/foo/.", "/new/old/foo"},
103 {"/old/foo.c", "/new/old/foo.c"},
104 {"/old/foo.c/.", "/new/old/foo.c"},
105 {"/old/./foo.c", "/new/old/foo.c"},
106 };
107 ConstString fails[] = {
108 ConstString("foo.c"),
109 ConstString("./foo.c"),
110 ConstString("../foo.c"),
111 ConstString("../bar/foo.c"),
112 };
113 TestPathMappings(map, matches, fails);
114 }
115