1 /*
2 * Copyright (C) 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <utils/String16.h>
18 #include <utils/String8.h>
19
20 #include <gtest/gtest.h>
21
22 using namespace android;
23
Char16_tStringEquals(const char16_t * a,const char16_t * b)24 ::testing::AssertionResult Char16_tStringEquals(const char16_t* a, const char16_t* b) {
25 if (strcmp16(a, b) != 0) {
26 return ::testing::AssertionFailure()
27 << "\"" << String8(a).c_str() << "\" not equal to \"" << String8(b).c_str() << "\"";
28 }
29 return ::testing::AssertionSuccess();
30 }
31
32 #define EXPECT_STR16EQ(a, b) EXPECT_TRUE(Char16_tStringEquals(a, b))
33
TEST(String16Test,FromChar16_t)34 TEST(String16Test, FromChar16_t) {
35 String16 tmp(u"Verify me");
36 EXPECT_STR16EQ(u"Verify me", tmp);
37 }
38
TEST(String16Test,FromChar16_tSized)39 TEST(String16Test, FromChar16_tSized) {
40 String16 tmp(u"Verify me", 7);
41 EXPECT_STR16EQ(u"Verify ", tmp);
42 }
43
TEST(String16Test,FromChar)44 TEST(String16Test, FromChar) {
45 String16 tmp("Verify me");
46 EXPECT_STR16EQ(u"Verify me", tmp);
47 }
48
TEST(String16Test,FromCharSized)49 TEST(String16Test, FromCharSized) {
50 String16 tmp("Verify me", 7);
51 EXPECT_STR16EQ(u"Verify ", tmp);
52 }
53
TEST(String16Test,Copy)54 TEST(String16Test, Copy) {
55 String16 tmp("Verify me");
56 String16 another = tmp;
57 EXPECT_STR16EQ(u"Verify me", tmp);
58 EXPECT_STR16EQ(u"Verify me", another);
59 }
60
TEST(String16Test,CopyAssign)61 TEST(String16Test, CopyAssign) {
62 String16 tmp("Verify me");
63 String16 another;
64 another = tmp;
65 EXPECT_STR16EQ(u"Verify me", tmp);
66 EXPECT_STR16EQ(u"Verify me", another);
67 }
68
TEST(String16Test,Move)69 TEST(String16Test, Move) {
70 String16 tmp("Verify me");
71 String16 another(std::move(tmp));
72 EXPECT_STR16EQ(u"Verify me", another);
73 }
74
TEST(String16Test,MoveAssign)75 TEST(String16Test, MoveAssign) {
76 String16 tmp("Verify me");
77 String16 another;
78 another = std::move(tmp);
79 EXPECT_STR16EQ(u"Verify me", another);
80 }
81
TEST(String16Test,Size)82 TEST(String16Test, Size) {
83 String16 tmp("Verify me");
84 EXPECT_EQ(9U, tmp.size());
85 }
86
TEST(String16Test,setTo)87 TEST(String16Test, setTo) {
88 String16 tmp("Verify me");
89 tmp.setTo(u"New content");
90 EXPECT_EQ(11U, tmp.size());
91 EXPECT_STR16EQ(u"New content", tmp);
92 }
93
TEST(String16Test,Append)94 TEST(String16Test, Append) {
95 String16 tmp("Verify me");
96 tmp.append(String16("Hello"));
97 EXPECT_EQ(14U, tmp.size());
98 EXPECT_STR16EQ(u"Verify meHello", tmp);
99 }
100
TEST(String16Test,Insert)101 TEST(String16Test, Insert) {
102 String16 tmp("Verify me");
103 tmp.insert(6, u"Insert");
104 EXPECT_EQ(15U, tmp.size());
105 EXPECT_STR16EQ(u"VerifyInsert me", tmp);
106 }
107
TEST(String16Test,ReplaceAll)108 TEST(String16Test, ReplaceAll) {
109 String16 tmp("Verify verify Verify");
110 tmp.replaceAll(u'r', u'!');
111 EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
112 }
113
TEST(String16Test,Compare)114 TEST(String16Test, Compare) {
115 String16 tmp("Verify me");
116 EXPECT_EQ(String16(u"Verify me"), tmp);
117 }
118
TEST(String16Test,StaticString)119 TEST(String16Test, StaticString) {
120 String16 nonStaticString("NonStatic");
121 StaticString16 staticString(u"Static");
122
123 EXPECT_TRUE(staticString.isStaticString());
124 EXPECT_FALSE(nonStaticString.isStaticString());
125 }
126
TEST(String16Test,StaticStringCopy)127 TEST(String16Test, StaticStringCopy) {
128 StaticString16 tmp(u"Verify me");
129 String16 another = tmp;
130 EXPECT_STR16EQ(u"Verify me", tmp);
131 EXPECT_STR16EQ(u"Verify me", another);
132 EXPECT_TRUE(tmp.isStaticString());
133 EXPECT_TRUE(another.isStaticString());
134 }
135
TEST(String16Test,StaticStringMove)136 TEST(String16Test, StaticStringMove) {
137 StaticString16 tmp(u"Verify me");
138 String16 another(std::move(tmp));
139 EXPECT_STR16EQ(u"Verify me", another);
140 EXPECT_TRUE(another.isStaticString());
141 }
142
TEST(String16Test,StaticStringSize)143 TEST(String16Test, StaticStringSize) {
144 StaticString16 tmp(u"Verify me");
145 EXPECT_EQ(9U, tmp.size());
146 }
147
TEST(String16Test,StaticStringSetTo)148 TEST(String16Test, StaticStringSetTo) {
149 StaticString16 tmp(u"Verify me");
150 tmp.setTo(u"New content");
151 EXPECT_EQ(11U, tmp.size());
152 EXPECT_STR16EQ(u"New content", tmp);
153 EXPECT_FALSE(tmp.isStaticString());
154 }
155
TEST(String16Test,StaticStringAppend)156 TEST(String16Test, StaticStringAppend) {
157 StaticString16 tmp(u"Verify me");
158 tmp.append(String16("Hello"));
159 EXPECT_EQ(14U, tmp.size());
160 EXPECT_STR16EQ(u"Verify meHello", tmp);
161 EXPECT_FALSE(tmp.isStaticString());
162 }
163
TEST(String16Test,StaticStringInsert)164 TEST(String16Test, StaticStringInsert) {
165 StaticString16 tmp(u"Verify me");
166 tmp.insert(6, u"Insert");
167 EXPECT_EQ(15U, tmp.size());
168 EXPECT_STR16EQ(u"VerifyInsert me", tmp);
169 EXPECT_FALSE(tmp.isStaticString());
170 }
171
TEST(String16Test,StaticStringReplaceAll)172 TEST(String16Test, StaticStringReplaceAll) {
173 StaticString16 tmp(u"Verify verify Verify");
174 tmp.replaceAll(u'r', u'!');
175 EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
176 EXPECT_FALSE(tmp.isStaticString());
177 }
178
TEST(String16Test,StaticStringCompare)179 TEST(String16Test, StaticStringCompare) {
180 StaticString16 tmp(u"Verify me");
181 EXPECT_EQ(String16(u"Verify me"), tmp);
182 }
183
TEST(String16Test,StringSetToStaticString)184 TEST(String16Test, StringSetToStaticString) {
185 StaticString16 tmp(u"Verify me");
186 String16 another(u"nonstatic");
187 another = tmp;
188 EXPECT_STR16EQ(u"Verify me", tmp);
189 EXPECT_STR16EQ(u"Verify me", another);
190 }
191
TEST(String16Test,StringCopyAssignFromStaticString)192 TEST(String16Test, StringCopyAssignFromStaticString) {
193 StaticString16 tmp(u"Verify me");
194 String16 another(u"nonstatic");
195 another = tmp;
196 EXPECT_STR16EQ(u"Verify me", another);
197 EXPECT_TRUE(another.isStaticString());
198 EXPECT_STR16EQ(u"Verify me", tmp);
199 EXPECT_TRUE(tmp.isStaticString());
200 }
201
TEST(String16Test,StringMoveAssignFromStaticString)202 TEST(String16Test, StringMoveAssignFromStaticString) {
203 StaticString16 tmp(u"Verify me");
204 String16 another(u"nonstatic");
205 another = std::move(tmp);
206 EXPECT_STR16EQ(u"Verify me", another);
207 EXPECT_TRUE(another.isStaticString());
208 }
209
TEST(String16Test,EmptyStringIsStatic)210 TEST(String16Test, EmptyStringIsStatic) {
211 String16 tmp("");
212 EXPECT_TRUE(tmp.isStaticString());
213 }
214
TEST(String16Test,OverreadUtf8Conversion)215 TEST(String16Test, OverreadUtf8Conversion) {
216 char tmp[] = {'a', static_cast<char>(0xe0), '\0'};
217 String16 another(tmp);
218 EXPECT_TRUE(another.size() == 0);
219 }
220
TEST(String16Test,ValidUtf8Conversion)221 TEST(String16Test, ValidUtf8Conversion) {
222 String16 another("abcdef");
223 EXPECT_EQ(6U, another.size());
224 EXPECT_STR16EQ(another, u"abcdef");
225 }
226
TEST(String16Test,append)227 TEST(String16Test, append) {
228 String16 s;
229 EXPECT_EQ(OK, s.append(String16(u"foo")));
230 EXPECT_STR16EQ(u"foo", s);
231 EXPECT_EQ(OK, s.append(String16(u"bar")));
232 EXPECT_STR16EQ(u"foobar", s);
233 EXPECT_EQ(OK, s.append(u"baz", 0));
234 EXPECT_STR16EQ(u"foobar", s);
235 EXPECT_EQ(NO_MEMORY, s.append(u"baz", SIZE_MAX));
236 EXPECT_STR16EQ(u"foobar", s);
237 }
238
TEST(String16Test,insert)239 TEST(String16Test, insert) {
240 String16 s;
241
242 // Inserting into the empty string inserts at the start.
243 EXPECT_EQ(OK, s.insert(123, u"foo"));
244 EXPECT_STR16EQ(u"foo", s);
245
246 // Inserting zero characters at any position is okay, but won't expand the string.
247 EXPECT_EQ(OK, s.insert(123, u"foo", 0));
248 EXPECT_STR16EQ(u"foo", s);
249
250 // Inserting past the end of a non-empty string appends.
251 EXPECT_EQ(OK, s.insert(123, u"bar"));
252 EXPECT_STR16EQ(u"foobar", s);
253
254 EXPECT_EQ(OK, s.insert(3, u"!"));
255 EXPECT_STR16EQ(u"foo!bar", s);
256
257 EXPECT_EQ(NO_MEMORY, s.insert(3, u"", SIZE_MAX));
258 EXPECT_STR16EQ(u"foo!bar", s);
259 }
260