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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "base/strings/string_util.h" |
| 6 #include "base/strings/utf_string_conversions.h" |
| 7 #include "build/build_config.h" |
| 8 #include "testing/gtest/include/gtest/gtest.h" |
| 9 #include "tools/gn/filesystem_utils.h" |
| 10 |
| 11 TEST(FilesystemUtils, FileExtensionOffset) { |
| 12 EXPECT_EQ(std::string::npos, FindExtensionOffset("")); |
| 13 EXPECT_EQ(std::string::npos, FindExtensionOffset("foo/bar/baz")); |
| 14 EXPECT_EQ(4u, FindExtensionOffset("foo.")); |
| 15 EXPECT_EQ(4u, FindExtensionOffset("f.o.bar")); |
| 16 EXPECT_EQ(std::string::npos, FindExtensionOffset("foo.bar/")); |
| 17 EXPECT_EQ(std::string::npos, FindExtensionOffset("foo.bar/baz")); |
| 18 } |
| 19 |
| 20 TEST(FilesystemUtils, FindExtension) { |
| 21 std::string input; |
| 22 EXPECT_EQ("", FindExtension(&input).as_string()); |
| 23 input = "foo/bar/baz"; |
| 24 EXPECT_EQ("", FindExtension(&input).as_string()); |
| 25 input = "foo."; |
| 26 EXPECT_EQ("", FindExtension(&input).as_string()); |
| 27 input = "f.o.bar"; |
| 28 EXPECT_EQ("bar", FindExtension(&input).as_string()); |
| 29 input = "foo.bar/"; |
| 30 EXPECT_EQ("", FindExtension(&input).as_string()); |
| 31 input = "foo.bar/baz"; |
| 32 EXPECT_EQ("", FindExtension(&input).as_string()); |
| 33 } |
| 34 |
| 35 TEST(FilesystemUtils, FindFilenameOffset) { |
| 36 EXPECT_EQ(0u, FindFilenameOffset("")); |
| 37 EXPECT_EQ(0u, FindFilenameOffset("foo")); |
| 38 EXPECT_EQ(4u, FindFilenameOffset("foo/")); |
| 39 EXPECT_EQ(4u, FindFilenameOffset("foo/bar")); |
| 40 } |
| 41 |
| 42 TEST(FilesystemUtils, RemoveFilename) { |
| 43 std::string s; |
| 44 |
| 45 RemoveFilename(&s); |
| 46 EXPECT_STREQ("", s.c_str()); |
| 47 |
| 48 s = "foo"; |
| 49 RemoveFilename(&s); |
| 50 EXPECT_STREQ("", s.c_str()); |
| 51 |
| 52 s = "/"; |
| 53 RemoveFilename(&s); |
| 54 EXPECT_STREQ("/", s.c_str()); |
| 55 |
| 56 s = "foo/bar"; |
| 57 RemoveFilename(&s); |
| 58 EXPECT_STREQ("foo/", s.c_str()); |
| 59 |
| 60 s = "foo/bar/baz.cc"; |
| 61 RemoveFilename(&s); |
| 62 EXPECT_STREQ("foo/bar/", s.c_str()); |
| 63 } |
| 64 |
| 65 TEST(FilesystemUtils, FindDir) { |
| 66 std::string input; |
| 67 EXPECT_EQ("", FindDir(&input)); |
| 68 input = "/"; |
| 69 EXPECT_EQ("/", FindDir(&input)); |
| 70 input = "foo/"; |
| 71 EXPECT_EQ("foo/", FindDir(&input)); |
| 72 input = "foo/bar/baz"; |
| 73 EXPECT_EQ("foo/bar/", FindDir(&input)); |
| 74 } |
| 75 |
| 76 TEST(FilesystemUtils, InvertDir) { |
| 77 EXPECT_TRUE(InvertDir(SourceDir()) == ""); |
| 78 EXPECT_TRUE(InvertDir(SourceDir("/")) == ""); |
| 79 EXPECT_TRUE(InvertDir(SourceDir("//")) == ""); |
| 80 |
| 81 EXPECT_TRUE(InvertDir(SourceDir("//foo/bar")) == "../../"); |
| 82 EXPECT_TRUE(InvertDir(SourceDir("/foo/bar/")) == "../../"); |
| 83 } |
| 84 |
| 85 TEST(FilesystemUtils, NormalizePath) { |
| 86 std::string input; |
| 87 |
| 88 NormalizePath(&input); |
| 89 EXPECT_EQ("", input); |
| 90 |
| 91 input = "foo/bar.txt"; |
| 92 NormalizePath(&input); |
| 93 EXPECT_EQ("foo/bar.txt", input); |
| 94 |
| 95 input = "."; |
| 96 NormalizePath(&input); |
| 97 EXPECT_EQ("", input); |
| 98 |
| 99 input = ".."; |
| 100 NormalizePath(&input); |
| 101 EXPECT_EQ("..", input); |
| 102 |
| 103 input = "foo//bar"; |
| 104 NormalizePath(&input); |
| 105 EXPECT_EQ("foo/bar", input); |
| 106 |
| 107 input = "//foo"; |
| 108 NormalizePath(&input); |
| 109 EXPECT_EQ("//foo", input); |
| 110 |
| 111 input = "foo/..//bar"; |
| 112 NormalizePath(&input); |
| 113 EXPECT_EQ("bar", input); |
| 114 |
| 115 input = "foo/../../bar"; |
| 116 NormalizePath(&input); |
| 117 EXPECT_EQ("../bar", input); |
| 118 |
| 119 input = "/../foo"; // Don't go aboe the root dir. |
| 120 NormalizePath(&input); |
| 121 EXPECT_EQ("/foo", input); |
| 122 |
| 123 input = "//../foo"; // Don't go aboe the root dir. |
| 124 NormalizePath(&input); |
| 125 EXPECT_EQ("//foo", input); |
| 126 |
| 127 input = "../foo"; |
| 128 NormalizePath(&input); |
| 129 EXPECT_EQ("../foo", input); |
| 130 |
| 131 input = ".."; |
| 132 NormalizePath(&input); |
| 133 EXPECT_EQ("..", input); |
| 134 |
| 135 input = "./././."; |
| 136 NormalizePath(&input); |
| 137 EXPECT_EQ("", input); |
| 138 |
| 139 input = "../../.."; |
| 140 NormalizePath(&input); |
| 141 EXPECT_EQ("../../..", input); |
| 142 |
| 143 input = "../"; |
| 144 NormalizePath(&input); |
| 145 EXPECT_EQ("../", input); |
| 146 } |
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