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,Move)61 TEST(String16Test, Move) {
62 String16 tmp("Verify me");
63 String16 another(std::move(tmp));
64 EXPECT_STR16EQ(u"Verify me", another);
65 }
66
TEST(String16Test,Size)67 TEST(String16Test, Size) {
68 String16 tmp("Verify me");
69 EXPECT_EQ(9U, tmp.size());
70 }
71
TEST(String16Test,setTo)72 TEST(String16Test, setTo) {
73 String16 tmp("Verify me");
74 tmp.setTo(u"New content");
75 EXPECT_EQ(11U, tmp.size());
76 EXPECT_STR16EQ(u"New content", tmp);
77 }
78
TEST(String16Test,Append)79 TEST(String16Test, Append) {
80 String16 tmp("Verify me");
81 tmp.append(String16("Hello"));
82 EXPECT_EQ(14U, tmp.size());
83 EXPECT_STR16EQ(u"Verify meHello", tmp);
84 }
85
TEST(String16Test,Insert)86 TEST(String16Test, Insert) {
87 String16 tmp("Verify me");
88 tmp.insert(6, u"Insert");
89 EXPECT_EQ(15U, tmp.size());
90 EXPECT_STR16EQ(u"VerifyInsert me", tmp);
91 }
92
TEST(String16Test,ReplaceAll)93 TEST(String16Test, ReplaceAll) {
94 String16 tmp("Verify verify Verify");
95 tmp.replaceAll(u'r', u'!');
96 EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
97 }
98
TEST(String16Test,Compare)99 TEST(String16Test, Compare) {
100 String16 tmp("Verify me");
101 EXPECT_EQ(String16(u"Verify me"), tmp);
102 }
103
TEST(String16Test,StaticString)104 TEST(String16Test, StaticString) {
105 String16 nonStaticString("NonStatic");
106 StaticString16 staticString(u"Static");
107
108 EXPECT_TRUE(staticString.isStaticString());
109 EXPECT_FALSE(nonStaticString.isStaticString());
110 }
111
TEST(String16Test,StaticStringCopy)112 TEST(String16Test, StaticStringCopy) {
113 StaticString16 tmp(u"Verify me");
114 String16 another = tmp;
115 EXPECT_STR16EQ(u"Verify me", tmp);
116 EXPECT_STR16EQ(u"Verify me", another);
117 EXPECT_TRUE(tmp.isStaticString());
118 EXPECT_TRUE(another.isStaticString());
119 }
120
TEST(String16Test,StaticStringMove)121 TEST(String16Test, StaticStringMove) {
122 StaticString16 tmp(u"Verify me");
123 String16 another(std::move(tmp));
124 EXPECT_STR16EQ(u"Verify me", another);
125 EXPECT_TRUE(another.isStaticString());
126 }
127
TEST(String16Test,StaticStringSize)128 TEST(String16Test, StaticStringSize) {
129 StaticString16 tmp(u"Verify me");
130 EXPECT_EQ(9U, tmp.size());
131 }
132
TEST(String16Test,StaticStringSetTo)133 TEST(String16Test, StaticStringSetTo) {
134 StaticString16 tmp(u"Verify me");
135 tmp.setTo(u"New content");
136 EXPECT_EQ(11U, tmp.size());
137 EXPECT_STR16EQ(u"New content", tmp);
138 EXPECT_FALSE(tmp.isStaticString());
139 }
140
TEST(String16Test,StaticStringAppend)141 TEST(String16Test, StaticStringAppend) {
142 StaticString16 tmp(u"Verify me");
143 tmp.append(String16("Hello"));
144 EXPECT_EQ(14U, tmp.size());
145 EXPECT_STR16EQ(u"Verify meHello", tmp);
146 EXPECT_FALSE(tmp.isStaticString());
147 }
148
TEST(String16Test,StaticStringInsert)149 TEST(String16Test, StaticStringInsert) {
150 StaticString16 tmp(u"Verify me");
151 tmp.insert(6, u"Insert");
152 EXPECT_EQ(15U, tmp.size());
153 EXPECT_STR16EQ(u"VerifyInsert me", tmp);
154 EXPECT_FALSE(tmp.isStaticString());
155 }
156
TEST(String16Test,StaticStringReplaceAll)157 TEST(String16Test, StaticStringReplaceAll) {
158 StaticString16 tmp(u"Verify verify Verify");
159 tmp.replaceAll(u'r', u'!');
160 EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
161 EXPECT_FALSE(tmp.isStaticString());
162 }
163
TEST(String16Test,StaticStringCompare)164 TEST(String16Test, StaticStringCompare) {
165 StaticString16 tmp(u"Verify me");
166 EXPECT_EQ(String16(u"Verify me"), tmp);
167 }
168
TEST(String16Test,StringSetToStaticString)169 TEST(String16Test, StringSetToStaticString) {
170 StaticString16 tmp(u"Verify me");
171 String16 another(u"nonstatic");
172 another = tmp;
173 EXPECT_STR16EQ(u"Verify me", tmp);
174 EXPECT_STR16EQ(u"Verify me", another);
175 }
176
TEST(String16Test,StringMoveFromStaticString)177 TEST(String16Test, StringMoveFromStaticString) {
178 StaticString16 tmp(u"Verify me");
179 String16 another(std::move(tmp));
180 EXPECT_STR16EQ(u"Verify me", another);
181 }
182
TEST(String16Test,EmptyStringIsStatic)183 TEST(String16Test, EmptyStringIsStatic) {
184 String16 tmp("");
185 EXPECT_TRUE(tmp.isStaticString());
186 }
187
TEST(String16Test,OverreadUtf8Conversion)188 TEST(String16Test, OverreadUtf8Conversion) {
189 char tmp[] = {'a', static_cast<char>(0xe0), '\0'};
190 String16 another(tmp);
191 EXPECT_TRUE(another.size() == 0);
192 }
193
TEST(String16Test,ValidUtf8Conversion)194 TEST(String16Test, ValidUtf8Conversion) {
195 String16 another("abcdef");
196 EXPECT_EQ(6U, another.size());
197 EXPECT_STR16EQ(another, u"abcdef");
198 }
199
TEST(String16Test,append)200 TEST(String16Test, append) {
201 String16 s;
202 EXPECT_EQ(OK, s.append(String16(u"foo")));
203 EXPECT_STR16EQ(u"foo", s);
204 EXPECT_EQ(OK, s.append(String16(u"bar")));
205 EXPECT_STR16EQ(u"foobar", s);
206 EXPECT_EQ(OK, s.append(u"baz", 0));
207 EXPECT_STR16EQ(u"foobar", s);
208 EXPECT_EQ(NO_MEMORY, s.append(u"baz", SIZE_MAX));
209 EXPECT_STR16EQ(u"foobar", s);
210 }
211
TEST(String16Test,insert)212 TEST(String16Test, insert) {
213 String16 s;
214
215 // Inserting into the empty string inserts at the start.
216 EXPECT_EQ(OK, s.insert(123, u"foo"));
217 EXPECT_STR16EQ(u"foo", s);
218
219 // Inserting zero characters at any position is okay, but won't expand the string.
220 EXPECT_EQ(OK, s.insert(123, u"foo", 0));
221 EXPECT_STR16EQ(u"foo", s);
222
223 // Inserting past the end of a non-empty string appends.
224 EXPECT_EQ(OK, s.insert(123, u"bar"));
225 EXPECT_STR16EQ(u"foobar", s);
226
227 EXPECT_EQ(OK, s.insert(3, u"!"));
228 EXPECT_STR16EQ(u"foo!bar", s);
229
230 EXPECT_EQ(NO_MEMORY, s.insert(3, u"", SIZE_MAX));
231 EXPECT_STR16EQ(u"foo!bar", s);
232 }
233