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 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 34 TEST(String16Test, FromChar16_t) { 35 String16 tmp(u"Verify me"); 36 EXPECT_STR16EQ(u"Verify me", tmp); 37 } 38 39 TEST(String16Test, FromChar16_tSized) { 40 String16 tmp(u"Verify me", 7); 41 EXPECT_STR16EQ(u"Verify ", tmp); 42 } 43 44 TEST(String16Test, FromChar) { 45 String16 tmp("Verify me"); 46 EXPECT_STR16EQ(u"Verify me", tmp); 47 } 48 49 TEST(String16Test, FromCharSized) { 50 String16 tmp("Verify me", 7); 51 EXPECT_STR16EQ(u"Verify ", tmp); 52 } 53 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 61 TEST(String16Test, Move) { 62 String16 tmp("Verify me"); 63 String16 another(std::move(tmp)); 64 EXPECT_STR16EQ(u"Verify me", another); 65 } 66 67 TEST(String16Test, Size) { 68 String16 tmp("Verify me"); 69 EXPECT_EQ(9U, tmp.size()); 70 } 71 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 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 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 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 99 TEST(String16Test, Compare) { 100 String16 tmp("Verify me"); 101 EXPECT_EQ(String16(u"Verify me"), tmp); 102 } 103 104 TEST(String16Test, StaticString) { 105 String16 nonStaticString("NonStatic"); 106 StaticString16 staticString(u"Static"); 107 108 EXPECT_TRUE(staticString.isStaticString()); 109 EXPECT_FALSE(nonStaticString.isStaticString()); 110 } 111 112 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 } 120 121 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 } 127 128 TEST(String16Test, StaticStringSize) { 129 StaticString16 tmp(u"Verify me"); 130 EXPECT_EQ(9U, tmp.size()); 131 } 132 133 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 } 140 141 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 } 148 149 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 } 156 157 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 } 163 164 TEST(String16Test, StaticStringCompare) { 165 StaticString16 tmp(u"Verify me"); 166 EXPECT_EQ(String16(u"Verify me"), tmp); 167 } 168 169 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 } 176 177 TEST(String16Test, StringMoveFromStaticString) { 178 StaticString16 tmp(u"Verify me"); 179 String16 another(std::move(tmp)); 180 EXPECT_STR16EQ(u"Verify me", another); 181 } 182 183 TEST(String16Test, EmptyStringIsStatic) { 184 String16 tmp(""); 185 EXPECT_TRUE(tmp.isStaticString()); 186 } 187 188 TEST(String16Test, OverreadUtf8Conversion) { 189 char tmp[] = {'a', static_cast<char>(0xe0), '\0'}; 190 String16 another(tmp); 191 EXPECT_TRUE(another.size() == 0); 192 } 193 194 TEST(String16Test, ValidUtf8Conversion) { 195 String16 another("abcdef"); 196 EXPECT_EQ(6U, another.size()); 197 EXPECT_STR16EQ(another, u"abcdef"); 198 } 199 200 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 } 211 212 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