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| 1 // Copyright 2016 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 "wtf/text/StringView.h" | |
| 6 | |
| 7 #include "testing/gtest/include/gtest/gtest.h" | |
| 8 #include "wtf/text/AtomicString.h" | |
| 9 #include "wtf/text/StringImpl.h" | |
| 10 #include "wtf/text/WTFString.h" | |
| 11 | |
| 12 namespace WTF { | |
| 13 | |
| 14 const char* kChars = "12345"; | |
| 15 const LChar* kChars8 = reinterpret_cast<const LChar*>(kChars); | |
| 16 const UChar* kChars16 = reinterpret_cast<const UChar*>(u"12345"); | |
| 17 | |
| 18 TEST(StringViewTest, ConstructionStringImpl8) { | |
| 19 RefPtr<StringImpl> impl8Bit = StringImpl::create(kChars8, 5); | |
| 20 | |
| 21 // StringView(StringImpl*); | |
| 22 ASSERT_TRUE(StringView(impl8Bit.get()).is8Bit()); | |
| 23 EXPECT_FALSE(StringView(impl8Bit.get()).isNull()); | |
| 24 EXPECT_EQ(impl8Bit->characters8(), StringView(impl8Bit.get()).characters8()); | |
| 25 EXPECT_EQ(impl8Bit->length(), StringView(impl8Bit.get()).length()); | |
| 26 EXPECT_STREQ(kChars, StringView(impl8Bit.get()).toString().utf8().data()); | |
| 27 | |
| 28 // StringView(StringImpl*, unsigned offset); | |
| 29 ASSERT_TRUE(StringView(impl8Bit.get(), 2).is8Bit()); | |
| 30 EXPECT_FALSE(StringView(impl8Bit.get(), 2).isNull()); | |
| 31 EXPECT_EQ(impl8Bit->characters8() + 2, | |
| 32 StringView(impl8Bit.get(), 2).characters8()); | |
| 33 EXPECT_EQ(3u, StringView(impl8Bit.get(), 2).length()); | |
| 34 EXPECT_EQ(StringView("345"), StringView(impl8Bit.get(), 2)); | |
| 35 EXPECT_STREQ("345", StringView(impl8Bit.get(), 2).toString().utf8().data()); | |
| 36 | |
| 37 // StringView(StringImpl*, unsigned offset, unsigned length); | |
| 38 ASSERT_TRUE(StringView(impl8Bit.get(), 2, 1).is8Bit()); | |
| 39 EXPECT_FALSE(StringView(impl8Bit.get(), 2, 1).isNull()); | |
| 40 EXPECT_EQ(impl8Bit->characters8() + 2, | |
| 41 StringView(impl8Bit.get(), 2, 1).characters8()); | |
| 42 EXPECT_EQ(1u, StringView(impl8Bit.get(), 2, 1).length()); | |
| 43 EXPECT_EQ(StringView("3"), StringView(impl8Bit.get(), 2, 1)); | |
| 44 EXPECT_STREQ("3", StringView(impl8Bit.get(), 2, 1).toString().utf8().data()); | |
| 45 } | |
| 46 | |
| 47 TEST(StringViewTest, ConstructionStringImpl16) { | |
| 48 RefPtr<StringImpl> impl16Bit = StringImpl::create(kChars16, 5); | |
| 49 | |
| 50 // StringView(StringImpl*); | |
| 51 ASSERT_FALSE(StringView(impl16Bit.get()).is8Bit()); | |
| 52 EXPECT_FALSE(StringView(impl16Bit.get()).isNull()); | |
| 53 EXPECT_EQ(impl16Bit->characters16(), | |
| 54 StringView(impl16Bit.get()).characters16()); | |
| 55 EXPECT_EQ(impl16Bit->length(), StringView(impl16Bit.get()).length()); | |
| 56 EXPECT_STREQ(kChars, StringView(impl16Bit.get()).toString().utf8().data()); | |
| 57 | |
| 58 // StringView(StringImpl*, unsigned offset); | |
| 59 ASSERT_FALSE(StringView(impl16Bit.get(), 2).is8Bit()); | |
| 60 EXPECT_FALSE(StringView(impl16Bit.get(), 2).isNull()); | |
| 61 EXPECT_EQ(impl16Bit->characters16() + 2, | |
| 62 StringView(impl16Bit.get(), 2).characters16()); | |
| 63 EXPECT_EQ(3u, StringView(impl16Bit.get(), 2).length()); | |
| 64 EXPECT_EQ(StringView("345"), StringView(impl16Bit.get(), 2)); | |
| 65 EXPECT_STREQ("345", StringView(impl16Bit.get(), 2).toString().utf8().data()); | |
| 66 | |
| 67 // StringView(StringImpl*, unsigned offset, unsigned length); | |
| 68 ASSERT_FALSE(StringView(impl16Bit.get(), 2, 1).is8Bit()); | |
| 69 EXPECT_FALSE(StringView(impl16Bit.get(), 2, 1).isNull()); | |
| 70 EXPECT_EQ(impl16Bit->characters16() + 2, | |
| 71 StringView(impl16Bit.get(), 2, 1).characters16()); | |
| 72 EXPECT_EQ(1u, StringView(impl16Bit.get(), 2, 1).length()); | |
| 73 EXPECT_EQ(StringView("3"), StringView(impl16Bit.get(), 2, 1)); | |
| 74 EXPECT_STREQ("3", StringView(impl16Bit.get(), 2, 1).toString().utf8().data()); | |
| 75 } | |
| 76 | |
| 77 TEST(StringViewTest, ConstructionStringImplRef8) { | |
| 78 RefPtr<StringImpl> impl8Bit = StringImpl::create(kChars8, 5); | |
| 79 | |
| 80 // StringView(StringImpl&); | |
| 81 ASSERT_TRUE(StringView(*impl8Bit).is8Bit()); | |
| 82 EXPECT_FALSE(StringView(*impl8Bit).isNull()); | |
| 83 EXPECT_EQ(impl8Bit->characters8(), StringView(*impl8Bit).characters8()); | |
| 84 EXPECT_EQ(impl8Bit->length(), StringView(*impl8Bit).length()); | |
| 85 EXPECT_STREQ(kChars, StringView(*impl8Bit).toString().utf8().data()); | |
| 86 | |
| 87 // StringView(StringImpl&, unsigned offset); | |
| 88 ASSERT_TRUE(StringView(*impl8Bit, 2).is8Bit()); | |
| 89 EXPECT_FALSE(StringView(*impl8Bit, 2).isNull()); | |
| 90 EXPECT_EQ(impl8Bit->characters8() + 2, | |
| 91 StringView(*impl8Bit, 2).characters8()); | |
| 92 EXPECT_EQ(3u, StringView(*impl8Bit, 2).length()); | |
| 93 EXPECT_EQ(StringView("345"), StringView(*impl8Bit, 2)); | |
| 94 EXPECT_STREQ("345", StringView(*impl8Bit, 2).toString().utf8().data()); | |
| 95 | |
| 96 // StringView(StringImpl&, unsigned offset, unsigned length); | |
| 97 ASSERT_TRUE(StringView(*impl8Bit, 2, 1).is8Bit()); | |
| 98 EXPECT_FALSE(StringView(*impl8Bit, 2, 1).isNull()); | |
| 99 EXPECT_EQ(impl8Bit->characters8() + 2, | |
| 100 StringView(*impl8Bit, 2, 1).characters8()); | |
| 101 EXPECT_EQ(1u, StringView(*impl8Bit, 2, 1).length()); | |
| 102 EXPECT_EQ(StringView("3"), StringView(*impl8Bit, 2, 1)); | |
| 103 EXPECT_STREQ("3", StringView(*impl8Bit, 2, 1).toString().utf8().data()); | |
| 104 } | |
| 105 | |
| 106 TEST(StringViewTest, ConstructionStringImplRef16) { | |
| 107 RefPtr<StringImpl> impl16Bit = StringImpl::create(kChars16, 5); | |
| 108 | |
| 109 // StringView(StringImpl&); | |
| 110 ASSERT_FALSE(StringView(*impl16Bit).is8Bit()); | |
| 111 EXPECT_FALSE(StringView(*impl16Bit).isNull()); | |
| 112 EXPECT_EQ(impl16Bit->characters16(), StringView(*impl16Bit).characters16()); | |
| 113 EXPECT_EQ(impl16Bit->length(), StringView(*impl16Bit).length()); | |
| 114 EXPECT_STREQ(kChars, StringView(*impl16Bit).toString().utf8().data()); | |
| 115 | |
| 116 // StringView(StringImpl&, unsigned offset); | |
| 117 ASSERT_FALSE(StringView(*impl16Bit, 2).is8Bit()); | |
| 118 EXPECT_FALSE(StringView(*impl16Bit, 2).isNull()); | |
| 119 EXPECT_EQ(impl16Bit->characters16() + 2, | |
| 120 StringView(*impl16Bit, 2).characters16()); | |
| 121 EXPECT_EQ(3u, StringView(*impl16Bit, 2).length()); | |
| 122 EXPECT_EQ(StringView("345"), StringView(*impl16Bit, 2)); | |
| 123 EXPECT_STREQ("345", StringView(*impl16Bit, 2).toString().utf8().data()); | |
| 124 | |
| 125 // StringView(StringImpl&, unsigned offset, unsigned length); | |
| 126 ASSERT_FALSE(StringView(*impl16Bit, 2, 1).is8Bit()); | |
| 127 EXPECT_FALSE(StringView(*impl16Bit, 2, 1).isNull()); | |
| 128 EXPECT_EQ(impl16Bit->characters16() + 2, | |
| 129 StringView(*impl16Bit, 2, 1).characters16()); | |
| 130 EXPECT_EQ(1u, StringView(*impl16Bit, 2, 1).length()); | |
| 131 EXPECT_EQ(StringView("3"), StringView(*impl16Bit, 2, 1)); | |
| 132 EXPECT_STREQ("3", StringView(*impl16Bit, 2, 1).toString().utf8().data()); | |
| 133 } | |
| 134 | |
| 135 TEST(StringViewTest, ConstructionString8) { | |
| 136 String string8Bit = String(StringImpl::create(kChars8, 5)); | |
| 137 | |
| 138 // StringView(const String&); | |
| 139 ASSERT_TRUE(StringView(string8Bit).is8Bit()); | |
| 140 EXPECT_FALSE(StringView(string8Bit).isNull()); | |
| 141 EXPECT_EQ(string8Bit.characters8(), StringView(string8Bit).characters8()); | |
| 142 EXPECT_EQ(string8Bit.length(), StringView(string8Bit).length()); | |
| 143 EXPECT_STREQ(kChars, StringView(string8Bit).toString().utf8().data()); | |
| 144 | |
| 145 // StringView(const String&, unsigned offset); | |
| 146 ASSERT_TRUE(StringView(string8Bit, 2).is8Bit()); | |
| 147 EXPECT_FALSE(StringView(string8Bit, 2).isNull()); | |
| 148 EXPECT_EQ(string8Bit.characters8() + 2, | |
| 149 StringView(string8Bit, 2).characters8()); | |
| 150 EXPECT_EQ(3u, StringView(string8Bit, 2).length()); | |
| 151 EXPECT_EQ(StringView("345"), StringView(string8Bit, 2)); | |
| 152 EXPECT_STREQ("345", StringView(string8Bit, 2).toString().utf8().data()); | |
| 153 | |
| 154 // StringView(const String&, unsigned offset, unsigned length); | |
| 155 ASSERT_TRUE(StringView(string8Bit, 2, 1).is8Bit()); | |
| 156 EXPECT_FALSE(StringView(string8Bit, 2, 1).isNull()); | |
| 157 EXPECT_EQ(string8Bit.characters8() + 2, | |
| 158 StringView(string8Bit, 2, 1).characters8()); | |
| 159 EXPECT_EQ(1u, StringView(string8Bit, 2, 1).length()); | |
| 160 EXPECT_EQ(StringView("3"), StringView(string8Bit, 2, 1)); | |
| 161 EXPECT_STREQ("3", StringView(string8Bit, 2, 1).toString().utf8().data()); | |
| 162 } | |
| 163 | |
| 164 TEST(StringViewTest, ConstructionString16) { | |
| 165 String string16Bit = String(StringImpl::create(kChars16, 5)); | |
| 166 | |
| 167 // StringView(const String&); | |
| 168 ASSERT_FALSE(StringView(string16Bit).is8Bit()); | |
| 169 EXPECT_FALSE(StringView(string16Bit).isNull()); | |
| 170 EXPECT_EQ(string16Bit.characters16(), StringView(string16Bit).characters16()); | |
| 171 EXPECT_EQ(string16Bit.length(), StringView(string16Bit).length()); | |
| 172 EXPECT_STREQ(kChars, StringView(string16Bit).toString().utf8().data()); | |
| 173 | |
| 174 // StringView(const String&, unsigned offset); | |
| 175 ASSERT_FALSE(StringView(string16Bit, 2).is8Bit()); | |
| 176 EXPECT_FALSE(StringView(string16Bit, 2).isNull()); | |
| 177 EXPECT_EQ(string16Bit.characters16() + 2, | |
| 178 StringView(string16Bit, 2).characters16()); | |
| 179 EXPECT_EQ(3u, StringView(string16Bit, 2).length()); | |
| 180 EXPECT_EQ(StringView("345"), StringView(string16Bit, 2)); | |
| 181 EXPECT_STREQ("345", StringView(string16Bit, 2).toString().utf8().data()); | |
| 182 | |
| 183 // StringView(const String&, unsigned offset, unsigned length); | |
| 184 ASSERT_FALSE(StringView(string16Bit, 2, 1).is8Bit()); | |
| 185 EXPECT_FALSE(StringView(string16Bit, 2, 1).isNull()); | |
| 186 EXPECT_EQ(string16Bit.characters16() + 2, | |
| 187 StringView(string16Bit, 2, 1).characters16()); | |
| 188 EXPECT_EQ(1u, StringView(string16Bit, 2, 1).length()); | |
| 189 EXPECT_EQ(StringView("3"), StringView(string16Bit, 2, 1)); | |
| 190 EXPECT_STREQ("3", StringView(string16Bit, 2, 1).toString().utf8().data()); | |
| 191 } | |
| 192 | |
| 193 TEST(StringViewTest, ConstructionAtomicString8) { | |
| 194 AtomicString atom8Bit = AtomicString(StringImpl::create(kChars8, 5)); | |
| 195 | |
| 196 // StringView(const AtomicString&); | |
| 197 ASSERT_TRUE(StringView(atom8Bit).is8Bit()); | |
| 198 EXPECT_FALSE(StringView(atom8Bit).isNull()); | |
| 199 EXPECT_EQ(atom8Bit.characters8(), StringView(atom8Bit).characters8()); | |
| 200 EXPECT_EQ(atom8Bit.length(), StringView(atom8Bit).length()); | |
| 201 EXPECT_STREQ(kChars, StringView(atom8Bit).toString().utf8().data()); | |
| 202 | |
| 203 // StringView(const AtomicString&, unsigned offset); | |
| 204 ASSERT_TRUE(StringView(atom8Bit, 2).is8Bit()); | |
| 205 EXPECT_FALSE(StringView(atom8Bit, 2).isNull()); | |
| 206 EXPECT_EQ(atom8Bit.characters8() + 2, StringView(atom8Bit, 2).characters8()); | |
| 207 EXPECT_EQ(3u, StringView(atom8Bit, 2).length()); | |
| 208 EXPECT_EQ(StringView("345"), StringView(atom8Bit, 2)); | |
| 209 EXPECT_STREQ("345", StringView(atom8Bit, 2).toString().utf8().data()); | |
| 210 | |
| 211 // StringView(const AtomicString&, unsigned offset, unsigned length); | |
| 212 ASSERT_TRUE(StringView(atom8Bit, 2, 1).is8Bit()); | |
| 213 EXPECT_FALSE(StringView(atom8Bit, 2, 1).isNull()); | |
| 214 EXPECT_EQ(atom8Bit.characters8() + 2, | |
| 215 StringView(atom8Bit, 2, 1).characters8()); | |
| 216 EXPECT_EQ(1u, StringView(atom8Bit, 2, 1).length()); | |
| 217 EXPECT_EQ(StringView("3"), StringView(atom8Bit, 2, 1)); | |
| 218 EXPECT_STREQ("3", StringView(atom8Bit, 2, 1).toString().utf8().data()); | |
| 219 } | |
| 220 | |
| 221 TEST(StringViewTest, ConstructionAtomicString16) { | |
| 222 AtomicString atom16Bit = AtomicString(StringImpl::create(kChars16, 5)); | |
| 223 | |
| 224 // StringView(const AtomicString&); | |
| 225 ASSERT_FALSE(StringView(atom16Bit).is8Bit()); | |
| 226 EXPECT_FALSE(StringView(atom16Bit).isNull()); | |
| 227 EXPECT_EQ(atom16Bit.characters16(), StringView(atom16Bit).characters16()); | |
| 228 EXPECT_EQ(atom16Bit.length(), StringView(atom16Bit).length()); | |
| 229 EXPECT_STREQ(kChars, StringView(atom16Bit).toString().utf8().data()); | |
| 230 | |
| 231 // StringView(const AtomicString&, unsigned offset); | |
| 232 ASSERT_FALSE(StringView(atom16Bit, 2).is8Bit()); | |
| 233 EXPECT_FALSE(StringView(atom16Bit, 2).isNull()); | |
| 234 EXPECT_EQ(atom16Bit.characters16() + 2, | |
| 235 StringView(atom16Bit, 2).characters16()); | |
| 236 EXPECT_EQ(3u, StringView(atom16Bit, 2).length()); | |
| 237 EXPECT_EQ(StringView("345"), StringView(atom16Bit, 2)); | |
| 238 EXPECT_STREQ("345", StringView(atom16Bit, 2).toString().utf8().data()); | |
| 239 | |
| 240 // StringView(const AtomicString&, unsigned offset, unsigned length); | |
| 241 ASSERT_FALSE(StringView(atom16Bit, 2, 1).is8Bit()); | |
| 242 EXPECT_FALSE(StringView(atom16Bit, 2, 1).isNull()); | |
| 243 EXPECT_EQ(atom16Bit.characters16() + 2, | |
| 244 StringView(atom16Bit, 2, 1).characters16()); | |
| 245 EXPECT_EQ(1u, StringView(atom16Bit, 2, 1).length()); | |
| 246 EXPECT_EQ(StringView("3"), StringView(atom16Bit, 2, 1)); | |
| 247 EXPECT_STREQ("3", StringView(atom16Bit, 2, 1).toString().utf8().data()); | |
| 248 } | |
| 249 | |
| 250 TEST(StringViewTest, ConstructionStringView8) { | |
| 251 StringView view8Bit = StringView(kChars8, 5); | |
| 252 | |
| 253 // StringView(StringView&); | |
| 254 ASSERT_TRUE(StringView(view8Bit).is8Bit()); | |
| 255 EXPECT_FALSE(StringView(view8Bit).isNull()); | |
| 256 EXPECT_EQ(view8Bit.characters8(), StringView(view8Bit).characters8()); | |
| 257 EXPECT_EQ(view8Bit.length(), StringView(view8Bit).length()); | |
| 258 EXPECT_STREQ(kChars, StringView(view8Bit).toString().utf8().data()); | |
| 259 | |
| 260 // StringView(const StringView&, unsigned offset); | |
| 261 ASSERT_TRUE(StringView(view8Bit, 2).is8Bit()); | |
| 262 EXPECT_FALSE(StringView(view8Bit, 2).isNull()); | |
| 263 EXPECT_EQ(view8Bit.characters8() + 2, StringView(view8Bit, 2).characters8()); | |
| 264 EXPECT_EQ(3u, StringView(view8Bit, 2).length()); | |
| 265 EXPECT_EQ(StringView("345"), StringView(view8Bit, 2)); | |
| 266 EXPECT_STREQ("345", StringView(view8Bit, 2).toString().utf8().data()); | |
| 267 | |
| 268 // StringView(const StringView&, unsigned offset, unsigned length); | |
| 269 ASSERT_TRUE(StringView(view8Bit, 2, 1).is8Bit()); | |
| 270 EXPECT_FALSE(StringView(view8Bit, 2, 1).isNull()); | |
| 271 EXPECT_EQ(view8Bit.characters8() + 2, | |
| 272 StringView(view8Bit, 2, 1).characters8()); | |
| 273 EXPECT_EQ(1u, StringView(view8Bit, 2, 1).length()); | |
| 274 EXPECT_EQ(StringView("3"), StringView(view8Bit, 2, 1)); | |
| 275 EXPECT_STREQ("3", StringView(view8Bit, 2, 1).toString().utf8().data()); | |
| 276 } | |
| 277 | |
| 278 TEST(StringViewTest, ConstructionStringView16) { | |
| 279 StringView view16Bit = StringView(kChars16, 5); | |
| 280 | |
| 281 // StringView(StringView&); | |
| 282 ASSERT_FALSE(StringView(view16Bit).is8Bit()); | |
| 283 EXPECT_FALSE(StringView(view16Bit).isNull()); | |
| 284 EXPECT_EQ(view16Bit.characters16(), StringView(view16Bit).characters16()); | |
| 285 EXPECT_EQ(view16Bit.length(), StringView(view16Bit).length()); | |
| 286 EXPECT_EQ(kChars, StringView(view16Bit).toString()); | |
| 287 | |
| 288 // StringView(const StringView&, unsigned offset); | |
| 289 ASSERT_FALSE(StringView(view16Bit, 2).is8Bit()); | |
| 290 EXPECT_FALSE(StringView(view16Bit, 2).isNull()); | |
| 291 EXPECT_EQ(view16Bit.characters16() + 2, | |
| 292 StringView(view16Bit, 2).characters16()); | |
| 293 EXPECT_EQ(3u, StringView(view16Bit, 2).length()); | |
| 294 EXPECT_EQ(StringView("345"), StringView(view16Bit, 2)); | |
| 295 EXPECT_STREQ("345", StringView(view16Bit, 2).toString().utf8().data()); | |
| 296 | |
| 297 // StringView(const StringView&, unsigned offset, unsigned length); | |
| 298 ASSERT_FALSE(StringView(view16Bit, 2, 1).is8Bit()); | |
| 299 EXPECT_FALSE(StringView(view16Bit, 2, 1).isNull()); | |
| 300 EXPECT_EQ(view16Bit.characters16() + 2, | |
| 301 StringView(view16Bit, 2, 1).characters16()); | |
| 302 EXPECT_EQ(1u, StringView(view16Bit, 2, 1).length()); | |
| 303 EXPECT_EQ(StringView("3"), StringView(view16Bit, 2, 1)); | |
| 304 EXPECT_STREQ("3", StringView(view16Bit, 2, 1).toString().utf8().data()); | |
| 305 } | |
| 306 | |
| 307 TEST(StringViewTest, ConstructionLiteral8) { | |
| 308 // StringView(const LChar* chars); | |
| 309 ASSERT_TRUE(StringView(kChars8).is8Bit()); | |
| 310 EXPECT_FALSE(StringView(kChars8).isNull()); | |
| 311 EXPECT_EQ(kChars8, StringView(kChars8).characters8()); | |
| 312 EXPECT_EQ(5u, StringView(kChars8).length()); | |
| 313 EXPECT_STREQ(kChars, StringView(kChars8).toString().utf8().data()); | |
| 314 | |
| 315 // StringView(const char* chars); | |
| 316 ASSERT_TRUE(StringView(kChars).is8Bit()); | |
| 317 EXPECT_FALSE(StringView(kChars).isNull()); | |
| 318 EXPECT_EQ(kChars8, StringView(kChars).characters8()); | |
| 319 EXPECT_EQ(5u, StringView(kChars).length()); | |
| 320 EXPECT_STREQ(kChars, StringView(kChars).toString().utf8().data()); | |
| 321 | |
| 322 // StringView(const LChar* chars, unsigned length); | |
| 323 ASSERT_TRUE(StringView(kChars8, 2).is8Bit()); | |
| 324 EXPECT_FALSE(StringView(kChars8, 2).isNull()); | |
| 325 EXPECT_EQ(2u, StringView(kChars8, 2).length()); | |
| 326 EXPECT_EQ(StringView("12"), StringView(kChars8, 2)); | |
| 327 EXPECT_STREQ("12", StringView(kChars8, 2).toString().utf8().data()); | |
| 328 | |
| 329 // StringView(const char* chars, unsigned length); | |
| 330 ASSERT_TRUE(StringView(kChars, 2).is8Bit()); | |
| 331 EXPECT_FALSE(StringView(kChars, 2).isNull()); | |
| 332 EXPECT_EQ(2u, StringView(kChars, 2).length()); | |
| 333 EXPECT_EQ(StringView("12"), StringView(kChars, 2)); | |
| 334 EXPECT_STREQ("12", StringView(kChars, 2).toString().utf8().data()); | |
| 335 } | |
| 336 | |
| 337 TEST(StringViewTest, ConstructionLiteral16) { | |
| 338 // StringView(const UChar* chars); | |
| 339 ASSERT_FALSE(StringView(kChars16).is8Bit()); | |
| 340 EXPECT_FALSE(StringView(kChars16).isNull()); | |
| 341 EXPECT_EQ(kChars16, StringView(kChars16).characters16()); | |
| 342 EXPECT_EQ(5u, StringView(kChars16).length()); | |
| 343 EXPECT_EQ(String(kChars16), StringView(kChars16).toString().utf8().data()); | |
| 344 | |
| 345 // StringView(const UChar* chars, unsigned length); | |
| 346 ASSERT_FALSE(StringView(kChars16, 2).is8Bit()); | |
| 347 EXPECT_FALSE(StringView(kChars16, 2).isNull()); | |
| 348 EXPECT_EQ(kChars16, StringView(kChars16, 2).characters16()); | |
| 349 EXPECT_EQ(StringView("12"), StringView(kChars16, 2)); | |
| 350 EXPECT_EQ(StringView(reinterpret_cast<const UChar*>(u"12")), | |
| 351 StringView(kChars16, 2)); | |
| 352 EXPECT_EQ(2u, StringView(kChars16, 2).length()); | |
| 353 EXPECT_EQ(String("12"), StringView(kChars16, 2).toString()); | |
| 354 } | |
| 355 | |
| 356 TEST(StringViewTest, IsEmpty) { | |
| 357 EXPECT_FALSE(StringView(kChars).isEmpty()); | |
| 358 EXPECT_TRUE(StringView(kChars, 0).isEmpty()); | |
| 359 EXPECT_FALSE(StringView(String(kChars)).isEmpty()); | |
| 360 EXPECT_TRUE(StringView(String(kChars), 5).isEmpty()); | |
| 361 EXPECT_TRUE(StringView(String(kChars), 4, 0).isEmpty()); | |
| 362 EXPECT_TRUE(StringView().isEmpty()); | |
| 363 EXPECT_TRUE(StringView("").isEmpty()); | |
| 364 EXPECT_TRUE(StringView(reinterpret_cast<const UChar*>(u"")).isEmpty()); | |
| 365 EXPECT_FALSE(StringView(kChars16).isEmpty()); | |
| 366 } | |
| 367 | |
| 368 TEST(StringViewTest, ToString) { | |
| 369 EXPECT_EQ(emptyString.impl(), StringView("").toString().impl()); | |
| 370 EXPECT_EQ(nullAtom.impl(), StringView().toString().impl()); | |
| 371 // NOTE: All the construction tests also check toString(). | |
| 372 } | |
| 373 | |
| 374 TEST(StringViewTest, ToAtomicString) { | |
| 375 EXPECT_EQ(nullAtom.impl(), StringView().toAtomicString()); | |
| 376 EXPECT_EQ(emptyAtom.impl(), StringView("").toAtomicString()); | |
| 377 EXPECT_EQ(AtomicString("12"), StringView(kChars8, 2).toAtomicString()); | |
| 378 // AtomicString will convert to 8bit if possible when creating the string. | |
| 379 EXPECT_EQ(AtomicString("12").impl(), | |
| 380 StringView(kChars16, 2).toAtomicString().impl()); | |
| 381 } | |
| 382 | |
| 383 TEST(StringViewTest, ToStringImplSharing) { | |
| 384 String string(kChars); | |
| 385 EXPECT_EQ(string.impl(), StringView(string).sharedImpl()); | |
| 386 EXPECT_EQ(string.impl(), StringView(string).toString().impl()); | |
| 387 EXPECT_EQ(string.impl(), StringView(string).toAtomicString().impl()); | |
| 388 } | |
| 389 | |
| 390 TEST(StringViewTest, NullString) { | |
| 391 EXPECT_TRUE(StringView().isNull()); | |
| 392 EXPECT_TRUE(StringView(String()).isNull()); | |
| 393 EXPECT_TRUE(StringView(AtomicString()).isNull()); | |
| 394 EXPECT_TRUE(StringView(static_cast<const char*>(nullptr)).isNull()); | |
| 395 StringView view(kChars); | |
| 396 EXPECT_FALSE(view.isNull()); | |
| 397 view.clear(); | |
| 398 EXPECT_TRUE(view.isNull()); | |
| 399 EXPECT_EQ(String(), StringView()); | |
| 400 EXPECT_TRUE(StringView().toString().isNull()); | |
| 401 EXPECT_FALSE(equalStringView(StringView(), "")); | |
| 402 EXPECT_TRUE(equalStringView(StringView(), StringView())); | |
| 403 EXPECT_FALSE(equalStringView(StringView(), "abc")); | |
| 404 EXPECT_FALSE(equalStringView("abc", StringView())); | |
| 405 EXPECT_FALSE(equalIgnoringASCIICase(StringView(), "")); | |
| 406 EXPECT_TRUE(equalIgnoringASCIICase(StringView(), StringView())); | |
| 407 EXPECT_FALSE(equalIgnoringASCIICase(StringView(), "abc")); | |
| 408 EXPECT_FALSE(equalIgnoringASCIICase("abc", StringView())); | |
| 409 } | |
| 410 | |
| 411 TEST(StringViewTest, IndexAccess) { | |
| 412 StringView view8(kChars8); | |
| 413 EXPECT_EQ('1', view8[0]); | |
| 414 EXPECT_EQ('3', view8[2]); | |
| 415 StringView view16(kChars16); | |
| 416 EXPECT_EQ('1', view16[0]); | |
| 417 EXPECT_EQ('3', view16[2]); | |
| 418 } | |
| 419 | |
| 420 TEST(StringViewTest, EqualIgnoringASCIICase) { | |
| 421 static const char* link8 = "link"; | |
| 422 static const char* linkCaps8 = "LINK"; | |
| 423 static const char* nonASCII8 = "a\xE1"; | |
| 424 static const char* nonASCIICaps8 = "A\xE1"; | |
| 425 static const char* nonASCIIInvalid8 = "a\xC1"; | |
| 426 | |
| 427 static const UChar link16[5] = {0x006c, 0x0069, 0x006e, 0x006b, 0}; // link | |
| 428 static const UChar linkCaps16[5] = {0x004c, 0x0049, 0x004e, 0x004b, | |
| 429 0}; // LINK | |
| 430 static const UChar nonASCII16[3] = {0x0061, 0x00e1, 0}; // a\xE1 | |
| 431 static const UChar nonASCIICaps16[3] = {0x0041, 0x00e1, 0}; // A\xE1 | |
| 432 static const UChar nonASCIIInvalid16[3] = {0x0061, 0x00c1, 0}; // a\xC1 | |
| 433 | |
| 434 EXPECT_TRUE(equalIgnoringASCIICase(StringView(link16), link8)); | |
| 435 EXPECT_TRUE(equalIgnoringASCIICase(StringView(link16), linkCaps16)); | |
| 436 EXPECT_TRUE(equalIgnoringASCIICase(StringView(link16), linkCaps8)); | |
| 437 EXPECT_TRUE(equalIgnoringASCIICase(StringView(link8), linkCaps8)); | |
| 438 EXPECT_TRUE(equalIgnoringASCIICase(StringView(link8), link16)); | |
| 439 | |
| 440 EXPECT_TRUE(equalIgnoringASCIICase(StringView(nonASCII8), nonASCIICaps8)); | |
| 441 EXPECT_TRUE(equalIgnoringASCIICase(StringView(nonASCII8), nonASCIICaps16)); | |
| 442 EXPECT_TRUE(equalIgnoringASCIICase(StringView(nonASCII16), nonASCIICaps16)); | |
| 443 EXPECT_TRUE(equalIgnoringASCIICase(StringView(nonASCII16), nonASCIICaps8)); | |
| 444 EXPECT_FALSE(equalIgnoringASCIICase(StringView(nonASCII8), nonASCIIInvalid8)); | |
| 445 EXPECT_FALSE( | |
| 446 equalIgnoringASCIICase(StringView(nonASCII8), nonASCIIInvalid16)); | |
| 447 | |
| 448 EXPECT_TRUE(equalIgnoringASCIICase(StringView("link"), "lInK")); | |
| 449 EXPECT_FALSE(equalIgnoringASCIICase(StringView("link"), "INKL")); | |
| 450 EXPECT_FALSE( | |
| 451 equalIgnoringASCIICase(StringView("link"), "link different length")); | |
| 452 EXPECT_FALSE( | |
| 453 equalIgnoringASCIICase(StringView("link different length"), "link")); | |
| 454 | |
| 455 EXPECT_TRUE(equalIgnoringASCIICase(StringView(""), "")); | |
| 456 } | |
| 457 | |
| 458 } // namespace WTF | |
| OLD | NEW |