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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/json/string_escape.h" | 5 #include "base/json/string_escape.h" |
6 | 6 |
7 #include "base/strings/string_util.h" | 7 #include "base/strings/string_util.h" |
8 #include "base/strings/utf_string_conversions.h" | 8 #include "base/strings/utf_string_conversions.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 | 10 |
11 namespace base { | 11 namespace base { |
12 | 12 |
13 TEST(JSONStringEscapeTest, EscapeUTF8) { | 13 TEST(JSONStringEscapeTest, EscapeUTF8) { |
14 const struct { | 14 const struct { |
15 const char* to_escape; | 15 const char* to_escape; |
16 const char* escaped; | 16 const char* escaped; |
17 } cases[] = { | 17 } cases[] = { |
18 {"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"}, | 18 {"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"}, |
19 {"a\b\f\n\r\t\v\1\\.\"z", | 19 {"a\b\f\n\r\t\v\1\\.\"z", "a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"}, |
20 "a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"}, | 20 {"b\x0f\x7f\xf0\xff!", // \xf0\xff is not a valid UTF-8 unit. |
21 {"b\x0f\x7f\xf0\xff!", // \xf0\xff is not a valid UTF-8 unit. | 21 "b\\u000F\x7F\xEF\xBF\xBD\xEF\xBF\xBD!"}, |
22 "b\\u000F\x7F\xEF\xBF\xBD\xEF\xBF\xBD!"}, | 22 {"c<>d", "c\\u003C>d"}, |
23 {"c<>d", "c\\u003C>d"}, | 23 {"Hello\xe2\x80\xa8world", "Hello\\u2028world"}, |
| 24 {"\xe2\x80\xa9purple", "\\u2029purple"}, |
24 }; | 25 }; |
25 | 26 |
26 for (size_t i = 0; i < arraysize(cases); ++i) { | 27 for (size_t i = 0; i < arraysize(cases); ++i) { |
27 const char* in_ptr = cases[i].to_escape; | 28 const char* in_ptr = cases[i].to_escape; |
28 std::string in_str = in_ptr; | 29 std::string in_str = in_ptr; |
29 | 30 |
30 std::string out; | 31 std::string out; |
31 EscapeJSONString(in_ptr, false, &out); | 32 EscapeJSONString(in_ptr, false, &out); |
32 EXPECT_EQ(std::string(cases[i].escaped), out); | 33 EXPECT_EQ(std::string(cases[i].escaped), out); |
33 EXPECT_TRUE(IsStringUTF8(out)); | 34 EXPECT_TRUE(IsStringUTF8(out)); |
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66 EscapeJSONString(in, false, &out); | 67 EscapeJSONString(in, false, &out); |
67 EXPECT_EQ(expected, out); | 68 EXPECT_EQ(expected, out); |
68 EXPECT_TRUE(IsStringUTF8(out)); | 69 EXPECT_TRUE(IsStringUTF8(out)); |
69 } | 70 } |
70 | 71 |
71 TEST(JSONStringEscapeTest, EscapeUTF16) { | 72 TEST(JSONStringEscapeTest, EscapeUTF16) { |
72 const struct { | 73 const struct { |
73 const wchar_t* to_escape; | 74 const wchar_t* to_escape; |
74 const char* escaped; | 75 const char* escaped; |
75 } cases[] = { | 76 } cases[] = { |
76 {L"b\uffb1\u00ff", "b\xEF\xBE\xB1\xC3\xBF"}, | 77 {L"b\uffb1\u00ff", "b\xEF\xBE\xB1\xC3\xBF"}, |
77 {L"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"}, | 78 {L"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"}, |
78 {L"a\b\f\n\r\t\v\1\\.\"z", | 79 {L"a\b\f\n\r\t\v\1\\.\"z", "a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"}, |
79 "a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"}, | 80 {L"b\x0f\x7f\xf0\xff!", "b\\u000F\x7F\xC3\xB0\xC3\xBF!"}, |
80 {L"b\x0f\x7f\xf0\xff!", "b\\u000F\x7F\xC3\xB0\xC3\xBF!"}, | 81 {L"c<>d", "c\\u003C>d"}, |
81 {L"c<>d", "c\\u003C>d"}, | 82 {L"Hello\u2028world", "Hello\\u2028world"}, |
| 83 {L"\u2029purple", "\\u2029purple"}, |
82 }; | 84 }; |
83 | 85 |
84 for (size_t i = 0; i < arraysize(cases); ++i) { | 86 for (size_t i = 0; i < arraysize(cases); ++i) { |
85 string16 in = WideToUTF16(cases[i].to_escape); | 87 string16 in = WideToUTF16(cases[i].to_escape); |
86 | 88 |
87 std::string out; | 89 std::string out; |
88 EscapeJSONString(in, false, &out); | 90 EscapeJSONString(in, false, &out); |
89 EXPECT_EQ(std::string(cases[i].escaped), out); | 91 EXPECT_EQ(std::string(cases[i].escaped), out); |
90 EXPECT_TRUE(IsStringUTF8(out)); | 92 EXPECT_TRUE(IsStringUTF8(out)); |
91 | 93 |
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173 } | 175 } |
174 | 176 |
175 const char kEmbedNull[] = { '\xab', '\x39', '\0', '\x9f', '\xab' }; | 177 const char kEmbedNull[] = { '\xab', '\x39', '\0', '\x9f', '\xab' }; |
176 std::string in(kEmbedNull, arraysize(kEmbedNull)); | 178 std::string in(kEmbedNull, arraysize(kEmbedNull)); |
177 EXPECT_FALSE(IsStringUTF8(in)); | 179 EXPECT_FALSE(IsStringUTF8(in)); |
178 EXPECT_EQ(std::string("\\u00AB9\\u0000\\u009F\\u00AB"), | 180 EXPECT_EQ(std::string("\\u00AB9\\u0000\\u009F\\u00AB"), |
179 EscapeBytesAsInvalidJSONString(in, false)); | 181 EscapeBytesAsInvalidJSONString(in, false)); |
180 } | 182 } |
181 | 183 |
182 } // namespace base | 184 } // namespace base |
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