| OLD | NEW |
|---|
| (Empty) |
| 1 /* | |
| 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include "webrtc/base/buffer.h" | |
| 12 | |
| 13 #include "webrtc/base/array_view.h" | |
| 14 #include "webrtc/base/gunit.h" | |
| 15 | |
| 16 #include <type_traits> | |
| 17 #include <utility> | |
| 18 | |
| 19 namespace rtc { | |
| 20 | |
| 21 namespace { | |
| 22 | |
| 23 // clang-format off | |
| 24 const uint8_t kTestData[] = {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, | |
| 25 0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf}; | |
| 26 // clang-format on | |
| 27 | |
| 28 void TestBuf(const Buffer& b1, size_t size, size_t capacity) { | |
| 29 EXPECT_EQ(b1.size(), size); | |
| 30 EXPECT_EQ(b1.capacity(), capacity); | |
| 31 } | |
| 32 | |
| 33 } // namespace | |
| 34 | |
| 35 TEST(BufferTest, TestConstructEmpty) { | |
| 36 TestBuf(Buffer(), 0, 0); | |
| 37 TestBuf(Buffer(Buffer()), 0, 0); | |
| 38 TestBuf(Buffer(0), 0, 0); | |
| 39 | |
| 40 // We can't use a literal 0 for the first argument, because C++ will allow | |
| 41 // that to be considered a null pointer, which makes the call ambiguous. | |
| 42 TestBuf(Buffer(0 + 0, 10), 0, 10); | |
| 43 | |
| 44 TestBuf(Buffer(kTestData, 0), 0, 0); | |
| 45 TestBuf(Buffer(kTestData, 0, 20), 0, 20); | |
| 46 } | |
| 47 | |
| 48 TEST(BufferTest, TestConstructData) { | |
| 49 Buffer buf(kTestData, 7); | |
| 50 EXPECT_EQ(buf.size(), 7u); | |
| 51 EXPECT_EQ(buf.capacity(), 7u); | |
| 52 EXPECT_FALSE(buf.empty()); | |
| 53 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 7)); | |
| 54 } | |
| 55 | |
| 56 TEST(BufferTest, TestConstructDataWithCapacity) { | |
| 57 Buffer buf(kTestData, 7, 14); | |
| 58 EXPECT_EQ(buf.size(), 7u); | |
| 59 EXPECT_EQ(buf.capacity(), 14u); | |
| 60 EXPECT_FALSE(buf.empty()); | |
| 61 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 7)); | |
| 62 } | |
| 63 | |
| 64 TEST(BufferTest, TestConstructArray) { | |
| 65 Buffer buf(kTestData); | |
| 66 EXPECT_EQ(buf.size(), 16u); | |
| 67 EXPECT_EQ(buf.capacity(), 16u); | |
| 68 EXPECT_FALSE(buf.empty()); | |
| 69 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 16)); | |
| 70 } | |
| 71 | |
| 72 TEST(BufferTest, TestSetData) { | |
| 73 Buffer buf(kTestData + 4, 7); | |
| 74 buf.SetData(kTestData, 9); | |
| 75 EXPECT_EQ(buf.size(), 9u); | |
| 76 EXPECT_EQ(buf.capacity(), 7u * 3 / 2); | |
| 77 EXPECT_FALSE(buf.empty()); | |
| 78 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 9)); | |
| 79 Buffer buf2; | |
| 80 buf2.SetData(buf); | |
| 81 EXPECT_EQ(buf.size(), 9u); | |
| 82 EXPECT_EQ(buf.capacity(), 7u * 3 / 2); | |
| 83 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 9)); | |
| 84 } | |
| 85 | |
| 86 TEST(BufferTest, TestAppendData) { | |
| 87 Buffer buf(kTestData + 4, 3); | |
| 88 buf.AppendData(kTestData + 10, 2); | |
| 89 const int8_t exp[] = {0x4, 0x5, 0x6, 0xa, 0xb}; | |
| 90 EXPECT_EQ(buf, Buffer(exp)); | |
| 91 Buffer buf2; | |
| 92 buf2.AppendData(buf); | |
| 93 buf2.AppendData(rtc::ArrayView<uint8_t>(buf)); | |
| 94 const int8_t exp2[] = {0x4, 0x5, 0x6, 0xa, 0xb, 0x4, 0x5, 0x6, 0xa, 0xb}; | |
| 95 EXPECT_EQ(buf2, Buffer(exp2)); | |
| 96 } | |
| 97 | |
| 98 TEST(BufferTest, TestSetAndAppendWithUnknownArg) { | |
| 99 struct TestDataContainer { | |
| 100 size_t size() const { return 3; } | |
| 101 const uint8_t* data() const { return kTestData; } | |
| 102 }; | |
| 103 Buffer buf; | |
| 104 buf.SetData(TestDataContainer()); | |
| 105 EXPECT_EQ(3u, buf.size()); | |
| 106 EXPECT_EQ(Buffer(kTestData, 3), buf); | |
| 107 buf.AppendData(TestDataContainer()); | |
| 108 EXPECT_EQ(6u, buf.size()); | |
| 109 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 3)); | |
| 110 EXPECT_EQ(0, memcmp(buf.data() + 3, kTestData, 3)); | |
| 111 } | |
| 112 | |
| 113 TEST(BufferTest, TestSetSizeSmaller) { | |
| 114 Buffer buf; | |
| 115 buf.SetData(kTestData, 15); | |
| 116 buf.SetSize(10); | |
| 117 EXPECT_EQ(buf.size(), 10u); | |
| 118 EXPECT_EQ(buf.capacity(), 15u); // Hasn't shrunk. | |
| 119 EXPECT_FALSE(buf.empty()); | |
| 120 EXPECT_EQ(buf, Buffer(kTestData, 10)); | |
| 121 } | |
| 122 | |
| 123 TEST(BufferTest, TestSetSizeLarger) { | |
| 124 Buffer buf; | |
| 125 buf.SetData(kTestData, 15); | |
| 126 EXPECT_EQ(buf.size(), 15u); | |
| 127 EXPECT_EQ(buf.capacity(), 15u); | |
| 128 EXPECT_FALSE(buf.empty()); | |
| 129 buf.SetSize(20); | |
| 130 EXPECT_EQ(buf.size(), 20u); | |
| 131 EXPECT_EQ(buf.capacity(), 15u * 3 / 2); // Has grown. | |
| 132 EXPECT_FALSE(buf.empty()); | |
| 133 EXPECT_EQ(0, memcmp(buf.data(), kTestData, 15)); | |
| 134 } | |
| 135 | |
| 136 TEST(BufferTest, TestEnsureCapacitySmaller) { | |
| 137 Buffer buf(kTestData); | |
| 138 const char* data = buf.data<char>(); | |
| 139 buf.EnsureCapacity(4); | |
| 140 EXPECT_EQ(buf.capacity(), 16u); // Hasn't shrunk. | |
| 141 EXPECT_EQ(buf.data<char>(), data); // No reallocation. | |
| 142 EXPECT_FALSE(buf.empty()); | |
| 143 EXPECT_EQ(buf, Buffer(kTestData)); | |
| 144 } | |
| 145 | |
| 146 TEST(BufferTest, TestEnsureCapacityLarger) { | |
| 147 Buffer buf(kTestData, 5); | |
| 148 buf.EnsureCapacity(10); | |
| 149 const int8_t* data = buf.data<int8_t>(); | |
| 150 EXPECT_EQ(buf.capacity(), 10u); | |
| 151 buf.AppendData(kTestData + 5, 5); | |
| 152 EXPECT_EQ(buf.data<int8_t>(), data); // No reallocation. | |
| 153 EXPECT_FALSE(buf.empty()); | |
| 154 EXPECT_EQ(buf, Buffer(kTestData, 10)); | |
| 155 } | |
| 156 | |
| 157 TEST(BufferTest, TestMoveConstruct) { | |
| 158 Buffer buf1(kTestData, 3, 40); | |
| 159 const uint8_t* data = buf1.data(); | |
| 160 Buffer buf2(std::move(buf1)); | |
| 161 EXPECT_EQ(buf2.size(), 3u); | |
| 162 EXPECT_EQ(buf2.capacity(), 40u); | |
| 163 EXPECT_EQ(buf2.data(), data); | |
| 164 EXPECT_FALSE(buf2.empty()); | |
| 165 buf1.Clear(); | |
| 166 EXPECT_EQ(buf1.size(), 0u); | |
| 167 EXPECT_EQ(buf1.capacity(), 0u); | |
| 168 EXPECT_EQ(buf1.data(), nullptr); | |
| 169 EXPECT_TRUE(buf1.empty()); | |
| 170 } | |
| 171 | |
| 172 TEST(BufferTest, TestMoveAssign) { | |
| 173 Buffer buf1(kTestData, 3, 40); | |
| 174 const uint8_t* data = buf1.data(); | |
| 175 Buffer buf2(kTestData); | |
| 176 buf2 = std::move(buf1); | |
| 177 EXPECT_EQ(buf2.size(), 3u); | |
| 178 EXPECT_EQ(buf2.capacity(), 40u); | |
| 179 EXPECT_EQ(buf2.data(), data); | |
| 180 EXPECT_FALSE(buf2.empty()); | |
| 181 buf1.Clear(); | |
| 182 EXPECT_EQ(buf1.size(), 0u); | |
| 183 EXPECT_EQ(buf1.capacity(), 0u); | |
| 184 EXPECT_EQ(buf1.data(), nullptr); | |
| 185 EXPECT_TRUE(buf1.empty()); | |
| 186 } | |
| 187 | |
| 188 TEST(BufferTest, TestSwap) { | |
| 189 Buffer buf1(kTestData, 3); | |
| 190 Buffer buf2(kTestData, 6, 40); | |
| 191 uint8_t* data1 = buf1.data(); | |
| 192 uint8_t* data2 = buf2.data(); | |
| 193 using std::swap; | |
| 194 swap(buf1, buf2); | |
| 195 EXPECT_EQ(buf1.size(), 6u); | |
| 196 EXPECT_EQ(buf1.capacity(), 40u); | |
| 197 EXPECT_EQ(buf1.data(), data2); | |
| 198 EXPECT_FALSE(buf1.empty()); | |
| 199 EXPECT_EQ(buf2.size(), 3u); | |
| 200 EXPECT_EQ(buf2.capacity(), 3u); | |
| 201 EXPECT_EQ(buf2.data(), data1); | |
| 202 EXPECT_FALSE(buf2.empty()); | |
| 203 } | |
| 204 | |
| 205 TEST(BufferTest, TestClear) { | |
| 206 Buffer buf; | |
| 207 buf.SetData(kTestData, 15); | |
| 208 EXPECT_EQ(buf.size(), 15u); | |
| 209 EXPECT_EQ(buf.capacity(), 15u); | |
| 210 EXPECT_FALSE(buf.empty()); | |
| 211 const char *data = buf.data<char>(); | |
| 212 buf.Clear(); | |
| 213 EXPECT_EQ(buf.size(), 0u); | |
| 214 EXPECT_EQ(buf.capacity(), 15u); // Hasn't shrunk. | |
| 215 EXPECT_EQ(buf.data<char>(), data); // No reallocation. | |
| 216 EXPECT_TRUE(buf.empty()); | |
| 217 } | |
| 218 | |
| 219 TEST(BufferTest, TestLambdaSetAppend) { | |
| 220 auto setter = [] (rtc::ArrayView<uint8_t> av) { | |
| 221 for (int i = 0; i != 15; ++i) | |
| 222 av[i] = kTestData[i]; | |
| 223 return 15; | |
| 224 }; | |
| 225 | |
| 226 Buffer buf1; | |
| 227 buf1.SetData(kTestData, 15); | |
| 228 buf1.AppendData(kTestData, 15); | |
| 229 | |
| 230 Buffer buf2; | |
| 231 EXPECT_EQ(buf2.SetData(15, setter), 15u); | |
| 232 EXPECT_EQ(buf2.AppendData(15, setter), 15u); | |
| 233 EXPECT_EQ(buf1, buf2); | |
| 234 EXPECT_EQ(buf1.capacity(), buf2.capacity()); | |
| 235 EXPECT_FALSE(buf1.empty()); | |
| 236 EXPECT_FALSE(buf2.empty()); | |
| 237 } | |
| 238 | |
| 239 TEST(BufferTest, TestLambdaSetAppendSigned) { | |
| 240 auto setter = [] (rtc::ArrayView<int8_t> av) { | |
| 241 for (int i = 0; i != 15; ++i) | |
| 242 av[i] = kTestData[i]; | |
| 243 return 15; | |
| 244 }; | |
| 245 | |
| 246 Buffer buf1; | |
| 247 buf1.SetData(kTestData, 15); | |
| 248 buf1.AppendData(kTestData, 15); | |
| 249 | |
| 250 Buffer buf2; | |
| 251 EXPECT_EQ(buf2.SetData<int8_t>(15, setter), 15u); | |
| 252 EXPECT_EQ(buf2.AppendData<int8_t>(15, setter), 15u); | |
| 253 EXPECT_EQ(buf1, buf2); | |
| 254 EXPECT_EQ(buf1.capacity(), buf2.capacity()); | |
| 255 EXPECT_FALSE(buf1.empty()); | |
| 256 EXPECT_FALSE(buf2.empty()); | |
| 257 } | |
| 258 | |
| 259 TEST(BufferTest, TestLambdaAppendEmpty) { | |
| 260 auto setter = [] (rtc::ArrayView<uint8_t> av) { | |
| 261 for (int i = 0; i != 15; ++i) | |
| 262 av[i] = kTestData[i]; | |
| 263 return 15; | |
| 264 }; | |
| 265 | |
| 266 Buffer buf1; | |
| 267 buf1.SetData(kTestData, 15); | |
| 268 | |
| 269 Buffer buf2; | |
| 270 EXPECT_EQ(buf2.AppendData(15, setter), 15u); | |
| 271 EXPECT_EQ(buf1, buf2); | |
| 272 EXPECT_EQ(buf1.capacity(), buf2.capacity()); | |
| 273 EXPECT_FALSE(buf1.empty()); | |
| 274 EXPECT_FALSE(buf2.empty()); | |
| 275 } | |
| 276 | |
| 277 TEST(BufferTest, TestLambdaAppendPartial) { | |
| 278 auto setter = [] (rtc::ArrayView<uint8_t> av) { | |
| 279 for (int i = 0; i != 7; ++i) | |
| 280 av[i] = kTestData[i]; | |
| 281 return 7; | |
| 282 }; | |
| 283 | |
| 284 Buffer buf; | |
| 285 EXPECT_EQ(buf.AppendData(15, setter), 7u); | |
| 286 EXPECT_EQ(buf.size(), 7u); // Size is exactly what we wrote. | |
| 287 EXPECT_GE(buf.capacity(), 7u); // Capacity is valid. | |
| 288 EXPECT_NE(buf.data<char>(), nullptr); // Data is actually stored. | |
| 289 EXPECT_FALSE(buf.empty()); | |
| 290 } | |
| 291 | |
| 292 TEST(BufferTest, TestMutableLambdaSetAppend) { | |
| 293 uint8_t magic_number = 17; | |
| 294 auto setter = [magic_number] (rtc::ArrayView<uint8_t> av) mutable { | |
| 295 for (int i = 0; i != 15; ++i) { | |
| 296 av[i] = magic_number; | |
| 297 ++magic_number; | |
| 298 } | |
| 299 return 15; | |
| 300 }; | |
| 301 | |
| 302 EXPECT_EQ(magic_number, 17); | |
| 303 | |
| 304 Buffer buf; | |
| 305 EXPECT_EQ(buf.SetData(15, setter), 15u); | |
| 306 EXPECT_EQ(buf.AppendData(15, setter), 15u); | |
| 307 EXPECT_EQ(buf.size(), 30u); // Size is exactly what we wrote. | |
| 308 EXPECT_GE(buf.capacity(), 30u); // Capacity is valid. | |
| 309 EXPECT_NE(buf.data<char>(), nullptr); // Data is actually stored. | |
| 310 EXPECT_FALSE(buf.empty()); | |
| 311 | |
| 312 for (uint8_t i = 0; i != buf.size(); ++i) { | |
| 313 EXPECT_EQ(buf.data()[i], magic_number + i); | |
| 314 } | |
| 315 } | |
| 316 | |
| 317 TEST(BufferTest, TestBracketRead) { | |
| 318 Buffer buf(kTestData, 7); | |
| 319 EXPECT_EQ(buf.size(), 7u); | |
| 320 EXPECT_EQ(buf.capacity(), 7u); | |
| 321 EXPECT_NE(buf.data(), nullptr); | |
| 322 EXPECT_FALSE(buf.empty()); | |
| 323 | |
| 324 for (size_t i = 0; i != 7u; ++i) { | |
| 325 EXPECT_EQ(buf[i], kTestData[i]); | |
| 326 } | |
| 327 } | |
| 328 | |
| 329 TEST(BufferTest, TestBracketReadConst) { | |
| 330 Buffer buf(kTestData, 7); | |
| 331 EXPECT_EQ(buf.size(), 7u); | |
| 332 EXPECT_EQ(buf.capacity(), 7u); | |
| 333 EXPECT_NE(buf.data(), nullptr); | |
| 334 EXPECT_FALSE(buf.empty()); | |
| 335 | |
| 336 const Buffer& cbuf = buf; | |
| 337 | |
| 338 for (size_t i = 0; i != 7u; ++i) { | |
| 339 EXPECT_EQ(cbuf[i], kTestData[i]); | |
| 340 } | |
| 341 } | |
| 342 | |
| 343 TEST(BufferTest, TestBracketWrite) { | |
| 344 Buffer buf(7); | |
| 345 EXPECT_EQ(buf.size(), 7u); | |
| 346 EXPECT_EQ(buf.capacity(), 7u); | |
| 347 EXPECT_NE(buf.data(), nullptr); | |
| 348 EXPECT_FALSE(buf.empty()); | |
| 349 | |
| 350 for (size_t i = 0; i != 7u; ++i) { | |
| 351 buf[i] = kTestData[i]; | |
| 352 } | |
| 353 | |
| 354 for (size_t i = 0; i != 7u; ++i) { | |
| 355 EXPECT_EQ(buf[i], kTestData[i]); | |
| 356 } | |
| 357 } | |
| 358 | |
| 359 TEST(BufferTest, TestBeginEnd) { | |
| 360 const Buffer cbuf(kTestData); | |
| 361 Buffer buf(kTestData); | |
| 362 auto b1 = cbuf.begin(); | |
| 363 for (auto& x : buf) { | |
| 364 EXPECT_EQ(*b1, x); | |
| 365 ++b1; | |
| 366 ++x; | |
| 367 } | |
| 368 EXPECT_EQ(cbuf.end(), b1); | |
| 369 auto b2 = buf.begin(); | |
| 370 for (auto& y : cbuf) { | |
| 371 EXPECT_EQ(*b2, y + 1); | |
| 372 ++b2; | |
| 373 } | |
| 374 EXPECT_EQ(buf.end(), b2); | |
| 375 } | |
| 376 | |
| 377 TEST(BufferTest, TestInt16) { | |
| 378 static constexpr int16_t test_data[] = {14, 15, 16, 17, 18}; | |
| 379 BufferT<int16_t> buf(test_data); | |
| 380 EXPECT_EQ(buf.size(), 5u); | |
| 381 EXPECT_EQ(buf.capacity(), 5u); | |
| 382 EXPECT_NE(buf.data(), nullptr); | |
| 383 EXPECT_FALSE(buf.empty()); | |
| 384 for (size_t i = 0; i != buf.size(); ++i) { | |
| 385 EXPECT_EQ(test_data[i], buf[i]); | |
| 386 } | |
| 387 BufferT<int16_t> buf2(test_data); | |
| 388 EXPECT_EQ(buf, buf2); | |
| 389 buf2[0] = 9; | |
| 390 EXPECT_NE(buf, buf2); | |
| 391 } | |
| 392 | |
| 393 TEST(BufferTest, TestFloat) { | |
| 394 static constexpr float test_data[] = {14, 15, 16, 17, 18}; | |
| 395 BufferT<float> buf; | |
| 396 EXPECT_EQ(buf.size(), 0u); | |
| 397 EXPECT_EQ(buf.capacity(), 0u); | |
| 398 EXPECT_EQ(buf.data(), nullptr); | |
| 399 EXPECT_TRUE(buf.empty()); | |
| 400 buf.SetData(test_data); | |
| 401 EXPECT_EQ(buf.size(), 5u); | |
| 402 EXPECT_EQ(buf.capacity(), 5u); | |
| 403 EXPECT_NE(buf.data(), nullptr); | |
| 404 EXPECT_FALSE(buf.empty()); | |
| 405 float* p1 = buf.data(); | |
| 406 while (buf.data() == p1) { | |
| 407 buf.AppendData(test_data); | |
| 408 } | |
| 409 EXPECT_EQ(buf.size(), buf.capacity()); | |
| 410 EXPECT_GT(buf.size(), 5u); | |
| 411 EXPECT_EQ(buf.size() % 5, 0u); | |
| 412 EXPECT_NE(buf.data(), nullptr); | |
| 413 for (size_t i = 0; i != buf.size(); ++i) { | |
| 414 EXPECT_EQ(test_data[i % 5], buf[i]); | |
| 415 } | |
| 416 } | |
| 417 | |
| 418 TEST(BufferTest, TestStruct) { | |
| 419 struct BloodStone { | |
| 420 bool blood; | |
| 421 const char* stone; | |
| 422 }; | |
| 423 BufferT<BloodStone> buf(4); | |
| 424 EXPECT_EQ(buf.size(), 4u); | |
| 425 EXPECT_EQ(buf.capacity(), 4u); | |
| 426 EXPECT_NE(buf.data(), nullptr); | |
| 427 EXPECT_FALSE(buf.empty()); | |
| 428 BufferT<BloodStone*> buf2(4); | |
| 429 for (size_t i = 0; i < buf2.size(); ++i) { | |
| 430 buf2[i] = &buf[i]; | |
| 431 } | |
| 432 static const char kObsidian[] = "obsidian"; | |
| 433 buf2[2]->stone = kObsidian; | |
| 434 EXPECT_EQ(kObsidian, buf[2].stone); | |
| 435 } | |
| 436 | |
| 437 } // namespace rtc | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2877023002:
Move webrtc/{base => rtc_base} (Closed)
