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Side by Side Diff: base/strings/string_tokenizer_unittest.cc

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 10 months ago
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1 // Copyright (c) 2006-2008 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_tokenizer.h"
6
7 #include "testing/gtest/include/gtest/gtest.h"
8
9 using std::string;
10
11 namespace base {
12
13 namespace {
14
15 TEST(StringTokenizerTest, Simple) {
16 string input = "this is a test";
17 StringTokenizer t(input, " ");
18
19 EXPECT_TRUE(t.GetNext());
20 EXPECT_EQ(string("this"), t.token());
21
22 EXPECT_TRUE(t.GetNext());
23 EXPECT_EQ(string("is"), t.token());
24
25 EXPECT_TRUE(t.GetNext());
26 EXPECT_EQ(string("a"), t.token());
27
28 EXPECT_TRUE(t.GetNext());
29 EXPECT_EQ(string("test"), t.token());
30
31 EXPECT_FALSE(t.GetNext());
32 }
33
34 TEST(StringTokenizerTest, Reset) {
35 string input = "this is a test";
36 StringTokenizer t(input, " ");
37
38 for (int i = 0; i < 2; ++i) {
39 EXPECT_TRUE(t.GetNext());
40 EXPECT_EQ(string("this"), t.token());
41
42 EXPECT_TRUE(t.GetNext());
43 EXPECT_EQ(string("is"), t.token());
44
45 EXPECT_TRUE(t.GetNext());
46 EXPECT_EQ(string("a"), t.token());
47
48 EXPECT_TRUE(t.GetNext());
49 EXPECT_EQ(string("test"), t.token());
50
51 EXPECT_FALSE(t.GetNext());
52 t.Reset();
53 }
54 }
55
56 TEST(StringTokenizerTest, RetDelims) {
57 string input = "this is a test";
58 StringTokenizer t(input, " ");
59 t.set_options(StringTokenizer::RETURN_DELIMS);
60
61 EXPECT_TRUE(t.GetNext());
62 EXPECT_EQ(string("this"), t.token());
63
64 EXPECT_TRUE(t.GetNext());
65 EXPECT_EQ(string(" "), t.token());
66
67 EXPECT_TRUE(t.GetNext());
68 EXPECT_EQ(string("is"), t.token());
69
70 EXPECT_TRUE(t.GetNext());
71 EXPECT_EQ(string(" "), t.token());
72
73 EXPECT_TRUE(t.GetNext());
74 EXPECT_EQ(string("a"), t.token());
75
76 EXPECT_TRUE(t.GetNext());
77 EXPECT_EQ(string(" "), t.token());
78
79 EXPECT_TRUE(t.GetNext());
80 EXPECT_EQ(string("test"), t.token());
81
82 EXPECT_FALSE(t.GetNext());
83 }
84
85 TEST(StringTokenizerTest, ManyDelims) {
86 string input = "this: is, a-test";
87 StringTokenizer t(input, ": ,-");
88
89 EXPECT_TRUE(t.GetNext());
90 EXPECT_EQ(string("this"), t.token());
91
92 EXPECT_TRUE(t.GetNext());
93 EXPECT_EQ(string("is"), t.token());
94
95 EXPECT_TRUE(t.GetNext());
96 EXPECT_EQ(string("a"), t.token());
97
98 EXPECT_TRUE(t.GetNext());
99 EXPECT_EQ(string("test"), t.token());
100
101 EXPECT_FALSE(t.GetNext());
102 }
103
104 TEST(StringTokenizerTest, ParseHeader) {
105 string input = "Content-Type: text/html ; charset=UTF-8";
106 StringTokenizer t(input, ": ;=");
107 t.set_options(StringTokenizer::RETURN_DELIMS);
108
109 EXPECT_TRUE(t.GetNext());
110 EXPECT_FALSE(t.token_is_delim());
111 EXPECT_EQ(string("Content-Type"), t.token());
112
113 EXPECT_TRUE(t.GetNext());
114 EXPECT_TRUE(t.token_is_delim());
115 EXPECT_EQ(string(":"), t.token());
116
117 EXPECT_TRUE(t.GetNext());
118 EXPECT_TRUE(t.token_is_delim());
119 EXPECT_EQ(string(" "), t.token());
120
121 EXPECT_TRUE(t.GetNext());
122 EXPECT_FALSE(t.token_is_delim());
123 EXPECT_EQ(string("text/html"), t.token());
124
125 EXPECT_TRUE(t.GetNext());
126 EXPECT_TRUE(t.token_is_delim());
127 EXPECT_EQ(string(" "), t.token());
128
129 EXPECT_TRUE(t.GetNext());
130 EXPECT_TRUE(t.token_is_delim());
131 EXPECT_EQ(string(";"), t.token());
132
133 EXPECT_TRUE(t.GetNext());
134 EXPECT_TRUE(t.token_is_delim());
135 EXPECT_EQ(string(" "), t.token());
136
137 EXPECT_TRUE(t.GetNext());
138 EXPECT_FALSE(t.token_is_delim());
139 EXPECT_EQ(string("charset"), t.token());
140
141 EXPECT_TRUE(t.GetNext());
142 EXPECT_TRUE(t.token_is_delim());
143 EXPECT_EQ(string("="), t.token());
144
145 EXPECT_TRUE(t.GetNext());
146 EXPECT_FALSE(t.token_is_delim());
147 EXPECT_EQ(string("UTF-8"), t.token());
148
149 EXPECT_FALSE(t.GetNext());
150 EXPECT_FALSE(t.token_is_delim());
151 }
152
153 TEST(StringTokenizerTest, ParseQuotedString) {
154 string input = "foo bar 'hello world' baz";
155 StringTokenizer t(input, " ");
156 t.set_quote_chars("'");
157
158 EXPECT_TRUE(t.GetNext());
159 EXPECT_EQ(string("foo"), t.token());
160
161 EXPECT_TRUE(t.GetNext());
162 EXPECT_EQ(string("bar"), t.token());
163
164 EXPECT_TRUE(t.GetNext());
165 EXPECT_EQ(string("'hello world'"), t.token());
166
167 EXPECT_TRUE(t.GetNext());
168 EXPECT_EQ(string("baz"), t.token());
169
170 EXPECT_FALSE(t.GetNext());
171 }
172
173 TEST(StringTokenizerTest, ParseQuotedString_Malformed) {
174 string input = "bar 'hello wo";
175 StringTokenizer t(input, " ");
176 t.set_quote_chars("'");
177
178 EXPECT_TRUE(t.GetNext());
179 EXPECT_EQ(string("bar"), t.token());
180
181 EXPECT_TRUE(t.GetNext());
182 EXPECT_EQ(string("'hello wo"), t.token());
183
184 EXPECT_FALSE(t.GetNext());
185 }
186
187 TEST(StringTokenizerTest, ParseQuotedString_Multiple) {
188 string input = "bar 'hel\"lo\" wo' baz\"";
189 StringTokenizer t(input, " ");
190 t.set_quote_chars("'\"");
191
192 EXPECT_TRUE(t.GetNext());
193 EXPECT_EQ(string("bar"), t.token());
194
195 EXPECT_TRUE(t.GetNext());
196 EXPECT_EQ(string("'hel\"lo\" wo'"), t.token());
197
198 EXPECT_TRUE(t.GetNext());
199 EXPECT_EQ(string("baz\""), t.token());
200
201 EXPECT_FALSE(t.GetNext());
202 }
203
204 TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes) {
205 string input = "foo 'don\\'t do that'";
206 StringTokenizer t(input, " ");
207 t.set_quote_chars("'");
208
209 EXPECT_TRUE(t.GetNext());
210 EXPECT_EQ(string("foo"), t.token());
211
212 EXPECT_TRUE(t.GetNext());
213 EXPECT_EQ(string("'don\\'t do that'"), t.token());
214
215 EXPECT_FALSE(t.GetNext());
216 }
217
218 TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes2) {
219 string input = "foo='a, b', bar";
220 StringTokenizer t(input, ", ");
221 t.set_quote_chars("'");
222
223 EXPECT_TRUE(t.GetNext());
224 EXPECT_EQ(string("foo='a, b'"), t.token());
225
226 EXPECT_TRUE(t.GetNext());
227 EXPECT_EQ(string("bar"), t.token());
228
229 EXPECT_FALSE(t.GetNext());
230 }
231
232 } // namespace
233
234 } // namespace base
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