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 "lldb/Target/PathMappingList.h"
10 #include "lldb/Utility/FileSpec.h"
11 #include "llvm/ADT/ArrayRef.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__anon399b6ce80111::Matches21 Matches(const char *o, const char *r) : original(o), remapped(r) {}
Matches__anon399b6ce80111::Matches22 Matches(const char *o, llvm::sys::path::Style style, const char *r)
23 : original(o, style), remapped(r) {}
24 };
25 } // namespace
26
TestPathMappings(const PathMappingList & map,llvm::ArrayRef<Matches> matches,llvm::ArrayRef<ConstString> fails)27 static void TestPathMappings(const PathMappingList &map,
28 llvm::ArrayRef<Matches> matches,
29 llvm::ArrayRef<ConstString> fails) {
30 ConstString actual_remapped;
31 for (const auto &fail : fails) {
32 SCOPED_TRACE(fail.GetCString());
33 EXPECT_FALSE(map.RemapPath(fail, actual_remapped))
34 << "actual_remapped: " << actual_remapped.GetCString();
35 }
36 for (const auto &match : matches) {
37 SCOPED_TRACE(match.original.GetPath() + " -> " + match.remapped.GetPath());
38 std::string orig_normalized = match.original.GetPath();
39 EXPECT_TRUE(
40 map.RemapPath(ConstString(match.original.GetPath()), actual_remapped));
41 EXPECT_EQ(FileSpec(actual_remapped.GetStringRef()), match.remapped);
42 FileSpec unmapped_spec;
43 EXPECT_TRUE(map.ReverseRemapPath(match.remapped, unmapped_spec));
44 std::string unmapped_path = unmapped_spec.GetPath();
45 EXPECT_EQ(unmapped_path, orig_normalized);
46 }
47 }
48
TEST(PathMappingListTest,RelativeTests)49 TEST(PathMappingListTest, RelativeTests) {
50 Matches matches[] = {
51 {".", "/tmp"},
52 {"./", "/tmp"},
53 {"./////", "/tmp"},
54 {"./foo.c", "/tmp/foo.c"},
55 {"foo.c", "/tmp/foo.c"},
56 {"./bar/foo.c", "/tmp/bar/foo.c"},
57 {"bar/foo.c", "/tmp/bar/foo.c"},
58 };
59 ConstString fails[] = {
60 #ifdef _WIN32
61 ConstString("C:\\"),
62 ConstString("C:\\a"),
63 #else
64 ConstString("/a"),
65 ConstString("/"),
66 #endif
67 };
68 PathMappingList map;
69 map.Append(ConstString("."), ConstString("/tmp"), false);
70 TestPathMappings(map, matches, fails);
71 PathMappingList map2;
72 map2.Append(ConstString(""), ConstString("/tmp"), false);
73 TestPathMappings(map, matches, fails);
74 }
75
TEST(PathMappingListTest,AbsoluteTests)76 TEST(PathMappingListTest, AbsoluteTests) {
77 PathMappingList map;
78 map.Append(ConstString("/old"), ConstString("/new"), false);
79 Matches matches[] = {
80 {"/old", "/new"},
81 {"/old/", "/new"},
82 {"/old/foo/.", "/new/foo"},
83 {"/old/foo.c", "/new/foo.c"},
84 {"/old/foo.c/.", "/new/foo.c"},
85 {"/old/./foo.c", "/new/foo.c"},
86 };
87 ConstString fails[] = {
88 ConstString("/foo"),
89 ConstString("/"),
90 ConstString("foo.c"),
91 ConstString("./foo.c"),
92 ConstString("../foo.c"),
93 ConstString("../bar/foo.c"),
94 };
95 TestPathMappings(map, matches, fails);
96 }
97
TEST(PathMappingListTest,RemapRoot)98 TEST(PathMappingListTest, RemapRoot) {
99 PathMappingList map;
100 map.Append(ConstString("/"), ConstString("/new"), false);
101 Matches matches[] = {
102 {"/old", "/new/old"},
103 {"/old/", "/new/old"},
104 {"/old/foo/.", "/new/old/foo"},
105 {"/old/foo.c", "/new/old/foo.c"},
106 {"/old/foo.c/.", "/new/old/foo.c"},
107 {"/old/./foo.c", "/new/old/foo.c"},
108 };
109 ConstString fails[] = {
110 ConstString("foo.c"),
111 ConstString("./foo.c"),
112 ConstString("../foo.c"),
113 ConstString("../bar/foo.c"),
114 };
115 TestPathMappings(map, matches, fails);
116 }
117
118 #ifndef _WIN32
TEST(PathMappingListTest,CrossPlatformTests)119 TEST(PathMappingListTest, CrossPlatformTests) {
120 PathMappingList map;
121 map.Append(ConstString(R"(C:\old)"), ConstString("/new"), false);
122 Matches matches[] = {
123 {R"(C:\old)", llvm::sys::path::Style::windows, "/new"},
124 {R"(C:\old\)", llvm::sys::path::Style::windows, "/new"},
125 {R"(C:\old\foo\.)", llvm::sys::path::Style::windows, "/new/foo"},
126 {R"(C:\old\foo.c)", llvm::sys::path::Style::windows, "/new/foo.c"},
127 {R"(C:\old\foo.c\.)", llvm::sys::path::Style::windows, "/new/foo.c"},
128 {R"(C:\old\.\foo.c)", llvm::sys::path::Style::windows, "/new/foo.c"},
129 };
130 ConstString fails[] = {
131 ConstString("/foo"),
132 ConstString("/"),
133 ConstString("foo.c"),
134 ConstString("./foo.c"),
135 ConstString("../foo.c"),
136 ConstString("../bar/foo.c"),
137 };
138 TestPathMappings(map, matches, fails);
139 }
140 #endif
141