xref: /aosp_15_r20/external/cronet/third_party/boringssl/src/pki/string_util_unittest.cc (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 // Copyright 2022 The Chromium Authors
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 "string_util.h"
6 #include <gtest/gtest.h>
7 
8 namespace bssl {
9 
10 namespace {
11 
TEST(StringUtilTest,IsAscii)12 TEST(StringUtilTest, IsAscii) {
13   EXPECT_TRUE(bssl::string_util::IsAscii(""));
14   EXPECT_TRUE(bssl::string_util::IsAscii("mail.google.com"));
15   EXPECT_TRUE(bssl::string_util::IsAscii("mail.google.com\x7F"));
16   EXPECT_FALSE(bssl::string_util::IsAscii("mail.google.com\x80"));
17   EXPECT_FALSE(bssl::string_util::IsAscii("mail.google.com\xFF"));
18 }
19 
TEST(StringUtilTest,IsEqualNoCase)20 TEST(StringUtilTest, IsEqualNoCase) {
21   EXPECT_TRUE(bssl::string_util::IsEqualNoCase("", ""));
22   EXPECT_TRUE(
23       bssl::string_util::IsEqualNoCase("mail.google.com", "maIL.GOoGlE.cOm"));
24   EXPECT_TRUE(bssl::string_util::IsEqualNoCase("MAil~-.google.cOm",
25                                                "maIL~-.gOoGlE.CoM"));
26   EXPECT_TRUE(bssl::string_util::IsEqualNoCase("mail\x80.google.com",
27                                                "maIL\x80.GOoGlE.cOm"));
28   EXPECT_TRUE(bssl::string_util::IsEqualNoCase("mail\xFF.google.com",
29                                                "maIL\xFF.GOoGlE.cOm"));
30   EXPECT_FALSE(
31       bssl::string_util::IsEqualNoCase("mail.google.co", "maIL.GOoGlE.cOm"));
32   EXPECT_FALSE(
33       bssl::string_util::IsEqualNoCase("mail.google.com", "maIL.GOoGlE.cO"));
34 }
35 
TEST(StringUtilTest,EndsWithNoCase)36 TEST(StringUtilTest, EndsWithNoCase) {
37   EXPECT_TRUE(bssl::string_util::EndsWithNoCase("", ""));
38   EXPECT_TRUE(bssl::string_util::EndsWithNoCase("mail.google.com", ""));
39   EXPECT_TRUE(
40       bssl::string_util::EndsWithNoCase("mail.google.com", "maIL.GOoGlE.cOm"));
41   EXPECT_TRUE(
42       bssl::string_util::EndsWithNoCase("mail.google.com", ".gOoGlE.cOm"));
43   EXPECT_TRUE(
44       bssl::string_util::EndsWithNoCase("MAil~-.google.cOm", "-.gOoGlE.CoM"));
45   EXPECT_TRUE(bssl::string_util::EndsWithNoCase("mail\x80.google.com",
46                                                 "\x80.GOoGlE.cOm"));
47   EXPECT_FALSE(
48       bssl::string_util::EndsWithNoCase("mail.google.com", "pOoGlE.com"));
49   EXPECT_FALSE(bssl::string_util::EndsWithNoCase("mail\x80.google.com",
50                                                  "\x81.GOoGlE.cOm"));
51   EXPECT_FALSE(
52       bssl::string_util::EndsWithNoCase("mail.google.co", ".GOoGlE.cOm"));
53   EXPECT_FALSE(
54       bssl::string_util::EndsWithNoCase("mail.google.com", ".GOoGlE.cO"));
55   EXPECT_FALSE(
56       bssl::string_util::EndsWithNoCase("mail.google.com", "mail.google.com1"));
57   EXPECT_FALSE(
58       bssl::string_util::EndsWithNoCase("mail.google.com", "1mail.google.com"));
59 }
60 
TEST(StringUtilTest,FindAndReplace)61 TEST(StringUtilTest, FindAndReplace) {
62   std::string tester = "hoobla derp hoobla derp porkrind";
63   tester = bssl::string_util::FindAndReplace(tester, "blah", "woof");
64   EXPECT_EQ(tester, "hoobla derp hoobla derp porkrind");
65   tester = bssl::string_util::FindAndReplace(tester, "", "yeet");
66   EXPECT_EQ(tester, "hoobla derp hoobla derp porkrind");
67   tester = bssl::string_util::FindAndReplace(tester, "hoobla", "derp");
68   EXPECT_EQ(tester, "derp derp derp derp porkrind");
69   tester = bssl::string_util::FindAndReplace(tester, "derp", "a");
70   EXPECT_EQ(tester, "a a a a porkrind");
71   tester = bssl::string_util::FindAndReplace(tester, "a ", "");
72   EXPECT_EQ(tester, "porkrind");
73   tester = bssl::string_util::FindAndReplace(tester, "porkrind", "");
74   EXPECT_EQ(tester, "");
75 }
76 
TEST(StringUtilTest,StartsWithNoCase)77 TEST(StringUtilTest, StartsWithNoCase) {
78   EXPECT_TRUE(bssl::string_util::StartsWithNoCase("", ""));
79   EXPECT_TRUE(bssl::string_util::StartsWithNoCase("mail.google.com", ""));
80   EXPECT_TRUE(bssl::string_util::StartsWithNoCase("mail.google.com",
81                                                   "maIL.GOoGlE.cOm"));
82   EXPECT_TRUE(bssl::string_util::StartsWithNoCase("mail.google.com", "MaIL."));
83   EXPECT_TRUE(
84       bssl::string_util::StartsWithNoCase("MAil~-.google.cOm", "maiL~-.Goo"));
85   EXPECT_TRUE(
86       bssl::string_util::StartsWithNoCase("mail\x80.google.com", "MAIL\x80."));
87   EXPECT_FALSE(
88       bssl::string_util::StartsWithNoCase("mail.google.com", "maIl.MoO"));
89   EXPECT_FALSE(
90       bssl::string_util::StartsWithNoCase("mail\x80.google.com", "Mail\x81"));
91   EXPECT_FALSE(
92       bssl::string_util::StartsWithNoCase("mai.google.co", "MAiL.GoogLE"));
93   EXPECT_FALSE(
94       bssl::string_util::StartsWithNoCase("mail.google.com", "MaI.GooGLE"));
95   EXPECT_FALSE(bssl::string_util::StartsWithNoCase("mail.google.com",
96                                                    "mail.google.com1"));
97   EXPECT_FALSE(bssl::string_util::StartsWithNoCase("mail.google.com",
98                                                    "1mail.google.com"));
99 }
100 
TEST(StringUtilTest,HexEncode)101 TEST(StringUtilTest, HexEncode) {
102   std::string hex(bssl::string_util::HexEncode({}));
103   EXPECT_EQ(hex.length(), 0U);
104   uint8_t bytes[] = {0x01, 0xff, 0x02, 0xfe, 0x03, 0x80, 0x81};
105   hex = bssl::string_util::HexEncode(bytes);
106   EXPECT_EQ(hex, "01FF02FE038081");
107 }
108 
TEST(StringUtilTest,NumberToDecimalString)109 TEST(StringUtilTest, NumberToDecimalString) {
110   std::string number(bssl::string_util::NumberToDecimalString(42));
111   EXPECT_EQ(number, "42");
112   number = bssl::string_util::NumberToDecimalString(-1);
113   EXPECT_EQ(number, "-1");
114   number = bssl::string_util::NumberToDecimalString(0);
115   EXPECT_EQ(number, "0");
116   number = bssl::string_util::NumberToDecimalString(0xFF);
117   EXPECT_EQ(number, "255");
118 }
119 
TEST(StringUtilTest,SplitString)120 TEST(StringUtilTest, SplitString) {
121   EXPECT_EQ(bssl::string_util::SplitString("", ','),
122             std::vector<std::string_view>());
123 
124   EXPECT_EQ(bssl::string_util::SplitString("a", ','),
125             std::vector<std::string_view>({"a"}));
126   EXPECT_EQ(bssl::string_util::SplitString("abc", ','),
127             std::vector<std::string_view>({"abc"}));
128 
129   EXPECT_EQ(bssl::string_util::SplitString(",", ','),
130             std::vector<std::string_view>({"", ""}));
131 
132   EXPECT_EQ(bssl::string_util::SplitString("a,", ','),
133             std::vector<std::string_view>({"a", ""}));
134   EXPECT_EQ(bssl::string_util::SplitString("abc,", ','),
135             std::vector<std::string_view>({"abc", ""}));
136 
137   EXPECT_EQ(bssl::string_util::SplitString(",a", ','),
138             std::vector<std::string_view>({"", "a"}));
139   EXPECT_EQ(bssl::string_util::SplitString(",abc", ','),
140             std::vector<std::string_view>({"", "abc"}));
141 
142   EXPECT_EQ(bssl::string_util::SplitString("a,b", ','),
143             std::vector<std::string_view>({"a", "b"}));
144   EXPECT_EQ(bssl::string_util::SplitString("abc,def", ','),
145             std::vector<std::string_view>({"abc", "def"}));
146 
147   EXPECT_EQ(bssl::string_util::SplitString("a,,b", ','),
148             std::vector<std::string_view>({"a", "", "b"}));
149   EXPECT_EQ(bssl::string_util::SplitString("abc,,def", ','),
150             std::vector<std::string_view>({"abc", "", "def"}));
151 }
152 
153 }  // namespace
154 
155 }  // namespace bssl
156