| 1 | #include "gtest/gtest.h" |
| 2 | #include <limits.h> |
| 3 | |
| 4 | #include "lldb/Utility/StringExtractor.h" |
| 5 | |
| 6 | namespace { |
| 7 | class : public ::testing::Test {}; |
| 8 | } // namespace |
| 9 | |
| 10 | TEST_F(StringExtractorTest, InitEmpty) { |
| 11 | llvm::StringRef kEmptyString = "" ; |
| 12 | StringExtractor ex(kEmptyString); |
| 13 | |
| 14 | ASSERT_EQ(true, ex.IsGood()); |
| 15 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 16 | ASSERT_EQ(kEmptyString, ex.GetStringRef()); |
| 17 | ASSERT_EQ(true, ex.Empty()); |
| 18 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 19 | ASSERT_EQ(nullptr, ex.Peek()); |
| 20 | } |
| 21 | |
| 22 | TEST_F(StringExtractorTest, InitMisc) { |
| 23 | llvm::StringRef kInitMiscString = "Hello, StringExtractor!" ; |
| 24 | StringExtractor ex(kInitMiscString); |
| 25 | |
| 26 | ASSERT_EQ(true, ex.IsGood()); |
| 27 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 28 | ASSERT_EQ(kInitMiscString, ex.GetStringRef()); |
| 29 | ASSERT_EQ(false, ex.Empty()); |
| 30 | ASSERT_EQ(kInitMiscString.size(), ex.GetBytesLeft()); |
| 31 | ASSERT_EQ(kInitMiscString[0], *ex.Peek()); |
| 32 | } |
| 33 | |
| 34 | TEST_F(StringExtractorTest, DecodeHexU8_Underflow) { |
| 35 | llvm::StringRef kEmptyString = "" ; |
| 36 | StringExtractor ex(kEmptyString); |
| 37 | |
| 38 | ASSERT_EQ(-1, ex.DecodeHexU8()); |
| 39 | ASSERT_EQ(true, ex.IsGood()); |
| 40 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 41 | ASSERT_EQ(true, ex.Empty()); |
| 42 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 43 | ASSERT_EQ(nullptr, ex.Peek()); |
| 44 | } |
| 45 | |
| 46 | TEST_F(StringExtractorTest, DecodeHexU8_Underflow2) { |
| 47 | StringExtractor ex("1" ); |
| 48 | |
| 49 | ASSERT_EQ(-1, ex.DecodeHexU8()); |
| 50 | ASSERT_EQ(true, ex.IsGood()); |
| 51 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 52 | ASSERT_EQ(1u, ex.GetBytesLeft()); |
| 53 | ASSERT_EQ('1', *ex.Peek()); |
| 54 | } |
| 55 | |
| 56 | TEST_F(StringExtractorTest, DecodeHexU8_InvalidHex) { |
| 57 | llvm::StringRef kInvalidHex = "xa" ; |
| 58 | StringExtractor ex(kInvalidHex); |
| 59 | |
| 60 | ASSERT_EQ(-1, ex.DecodeHexU8()); |
| 61 | ASSERT_EQ(true, ex.IsGood()); |
| 62 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 63 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 64 | ASSERT_EQ('x', *ex.Peek()); |
| 65 | } |
| 66 | |
| 67 | TEST_F(StringExtractorTest, DecodeHexU8_InvalidHex2) { |
| 68 | llvm::StringRef kInvalidHex = "ax" ; |
| 69 | StringExtractor ex(kInvalidHex); |
| 70 | |
| 71 | ASSERT_EQ(-1, ex.DecodeHexU8()); |
| 72 | ASSERT_EQ(true, ex.IsGood()); |
| 73 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 74 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 75 | ASSERT_EQ('a', *ex.Peek()); |
| 76 | } |
| 77 | |
| 78 | TEST_F(StringExtractorTest, DecodeHexU8_Exact) { |
| 79 | llvm::StringRef kValidHexPair = "12" ; |
| 80 | StringExtractor ex(kValidHexPair); |
| 81 | |
| 82 | ASSERT_EQ(0x12, ex.DecodeHexU8()); |
| 83 | ASSERT_EQ(true, ex.IsGood()); |
| 84 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 85 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 86 | ASSERT_EQ(nullptr, ex.Peek()); |
| 87 | } |
| 88 | |
| 89 | TEST_F(StringExtractorTest, DecodeHexU8_Extra) { |
| 90 | llvm::StringRef kValidHexPair = "1234" ; |
| 91 | StringExtractor ex(kValidHexPair); |
| 92 | |
| 93 | ASSERT_EQ(0x12, ex.DecodeHexU8()); |
| 94 | ASSERT_EQ(true, ex.IsGood()); |
| 95 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 96 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 97 | ASSERT_EQ('3', *ex.Peek()); |
| 98 | } |
| 99 | |
| 100 | TEST_F(StringExtractorTest, GetHexU8_Underflow) { |
| 101 | llvm::StringRef kEmptyString = "" ; |
| 102 | StringExtractor ex(kEmptyString); |
| 103 | |
| 104 | ASSERT_EQ(0xab, ex.GetHexU8(0xab)); |
| 105 | ASSERT_EQ(false, ex.IsGood()); |
| 106 | ASSERT_EQ(UINT64_MAX, ex.GetFilePos()); |
| 107 | ASSERT_EQ(true, ex.Empty()); |
| 108 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 109 | ASSERT_EQ(nullptr, ex.Peek()); |
| 110 | } |
| 111 | |
| 112 | TEST_F(StringExtractorTest, GetHexU8_Underflow2) { |
| 113 | llvm::StringRef kOneNibble = "1" ; |
| 114 | StringExtractor ex(kOneNibble); |
| 115 | |
| 116 | ASSERT_EQ(0xbc, ex.GetHexU8(0xbc)); |
| 117 | ASSERT_EQ(false, ex.IsGood()); |
| 118 | ASSERT_EQ(UINT64_MAX, ex.GetFilePos()); |
| 119 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 120 | ASSERT_EQ(nullptr, ex.Peek()); |
| 121 | } |
| 122 | |
| 123 | TEST_F(StringExtractorTest, GetHexU8_InvalidHex) { |
| 124 | llvm::StringRef kInvalidHex = "xx" ; |
| 125 | StringExtractor ex(kInvalidHex); |
| 126 | |
| 127 | ASSERT_EQ(0xcd, ex.GetHexU8(0xcd)); |
| 128 | ASSERT_EQ(false, ex.IsGood()); |
| 129 | ASSERT_EQ(UINT64_MAX, ex.GetFilePos()); |
| 130 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 131 | ASSERT_EQ(nullptr, ex.Peek()); |
| 132 | } |
| 133 | |
| 134 | TEST_F(StringExtractorTest, GetHexU8_Exact) { |
| 135 | llvm::StringRef kValidHexPair = "12" ; |
| 136 | StringExtractor ex(kValidHexPair); |
| 137 | |
| 138 | ASSERT_EQ(0x12, ex.GetHexU8(0x12)); |
| 139 | ASSERT_EQ(true, ex.IsGood()); |
| 140 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 141 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 142 | ASSERT_EQ(nullptr, ex.Peek()); |
| 143 | } |
| 144 | |
| 145 | TEST_F(StringExtractorTest, GetHexU8_Extra) { |
| 146 | llvm::StringRef kValidHexPair = "1234" ; |
| 147 | StringExtractor ex(kValidHexPair); |
| 148 | |
| 149 | ASSERT_EQ(0x12, ex.GetHexU8(0x12)); |
| 150 | ASSERT_EQ(true, ex.IsGood()); |
| 151 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 152 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 153 | ASSERT_EQ('3', *ex.Peek()); |
| 154 | } |
| 155 | |
| 156 | TEST_F(StringExtractorTest, GetHexU8_Underflow_NoEof) { |
| 157 | llvm::StringRef kEmptyString = "" ; |
| 158 | StringExtractor ex(kEmptyString); |
| 159 | const bool kSetEofOnFail = false; |
| 160 | |
| 161 | ASSERT_EQ(0xab, ex.GetHexU8(0xab, kSetEofOnFail)); |
| 162 | ASSERT_EQ(false, ex.IsGood()); // this result seems inconsistent with |
| 163 | // kSetEofOnFail == false |
| 164 | ASSERT_EQ(UINT64_MAX, ex.GetFilePos()); |
| 165 | ASSERT_EQ(true, ex.Empty()); |
| 166 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 167 | ASSERT_EQ(nullptr, ex.Peek()); |
| 168 | } |
| 169 | |
| 170 | TEST_F(StringExtractorTest, GetHexU8_Underflow2_NoEof) { |
| 171 | llvm::StringRef kOneNibble = "1" ; |
| 172 | StringExtractor ex(kOneNibble); |
| 173 | const bool kSetEofOnFail = false; |
| 174 | |
| 175 | ASSERT_EQ(0xbc, ex.GetHexU8(0xbc, kSetEofOnFail)); |
| 176 | ASSERT_EQ(true, ex.IsGood()); |
| 177 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 178 | ASSERT_EQ(1u, ex.GetBytesLeft()); |
| 179 | ASSERT_EQ('1', *ex.Peek()); |
| 180 | } |
| 181 | |
| 182 | TEST_F(StringExtractorTest, GetHexU8_InvalidHex_NoEof) { |
| 183 | llvm::StringRef kInvalidHex = "xx" ; |
| 184 | StringExtractor ex(kInvalidHex); |
| 185 | const bool kSetEofOnFail = false; |
| 186 | |
| 187 | ASSERT_EQ(0xcd, ex.GetHexU8(0xcd, kSetEofOnFail)); |
| 188 | ASSERT_EQ(true, ex.IsGood()); |
| 189 | ASSERT_EQ(0u, ex.GetFilePos()); |
| 190 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 191 | ASSERT_EQ('x', *ex.Peek()); |
| 192 | } |
| 193 | |
| 194 | TEST_F(StringExtractorTest, GetHexU8_Exact_NoEof) { |
| 195 | llvm::StringRef kValidHexPair = "12" ; |
| 196 | StringExtractor ex(kValidHexPair); |
| 197 | const bool kSetEofOnFail = false; |
| 198 | |
| 199 | ASSERT_EQ(0x12, ex.GetHexU8(0x12, kSetEofOnFail)); |
| 200 | ASSERT_EQ(true, ex.IsGood()); |
| 201 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 202 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 203 | ASSERT_EQ(nullptr, ex.Peek()); |
| 204 | } |
| 205 | |
| 206 | TEST_F(StringExtractorTest, GetHexU8_Extra_NoEof) { |
| 207 | llvm::StringRef kValidHexPair = "1234" ; |
| 208 | StringExtractor ex(kValidHexPair); |
| 209 | const bool kSetEofOnFail = false; |
| 210 | |
| 211 | ASSERT_EQ(0x12, ex.GetHexU8(0x12, kSetEofOnFail)); |
| 212 | ASSERT_EQ(true, ex.IsGood()); |
| 213 | ASSERT_EQ(2u, ex.GetFilePos()); |
| 214 | ASSERT_EQ(2u, ex.GetBytesLeft()); |
| 215 | ASSERT_EQ('3', *ex.Peek()); |
| 216 | } |
| 217 | |
| 218 | TEST_F(StringExtractorTest, GetHexBytes) { |
| 219 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 220 | const size_t kValidHexPairs = 8; |
| 221 | StringExtractor ex(kHexEncodedBytes); |
| 222 | |
| 223 | uint8_t dst[kValidHexPairs]; |
| 224 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytes(dst, 0xde)); |
| 225 | EXPECT_EQ(0xab, dst[0]); |
| 226 | EXPECT_EQ(0xcd, dst[1]); |
| 227 | EXPECT_EQ(0xef, dst[2]); |
| 228 | EXPECT_EQ(0x01, dst[3]); |
| 229 | EXPECT_EQ(0x23, dst[4]); |
| 230 | EXPECT_EQ(0x45, dst[5]); |
| 231 | EXPECT_EQ(0x67, dst[6]); |
| 232 | EXPECT_EQ(0x89, dst[7]); |
| 233 | |
| 234 | ASSERT_EQ(true, ex.IsGood()); |
| 235 | ASSERT_EQ(2 * kValidHexPairs, ex.GetFilePos()); |
| 236 | ASSERT_EQ(false, ex.Empty()); |
| 237 | ASSERT_EQ(4u, ex.GetBytesLeft()); |
| 238 | ASSERT_EQ('x', *ex.Peek()); |
| 239 | } |
| 240 | |
| 241 | TEST_F(StringExtractorTest, GetHexBytes_FullString) { |
| 242 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789" ; |
| 243 | const size_t kValidHexPairs = 8; |
| 244 | StringExtractor ex(kHexEncodedBytes); |
| 245 | |
| 246 | uint8_t dst[kValidHexPairs]; |
| 247 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytes(dst, 0xde)); |
| 248 | EXPECT_EQ(0xab, dst[0]); |
| 249 | EXPECT_EQ(0xcd, dst[1]); |
| 250 | EXPECT_EQ(0xef, dst[2]); |
| 251 | EXPECT_EQ(0x01, dst[3]); |
| 252 | EXPECT_EQ(0x23, dst[4]); |
| 253 | EXPECT_EQ(0x45, dst[5]); |
| 254 | EXPECT_EQ(0x67, dst[6]); |
| 255 | EXPECT_EQ(0x89, dst[7]); |
| 256 | } |
| 257 | |
| 258 | TEST_F(StringExtractorTest, GetHexBytes_OddPair) { |
| 259 | llvm::StringRef kHexEncodedBytes = "abcdef012345678w" ; |
| 260 | const size_t kValidHexPairs = 7; |
| 261 | StringExtractor ex(kHexEncodedBytes); |
| 262 | |
| 263 | uint8_t dst[8]; |
| 264 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytes(dst, 0xde)); |
| 265 | EXPECT_EQ(0xab, dst[0]); |
| 266 | EXPECT_EQ(0xcd, dst[1]); |
| 267 | EXPECT_EQ(0xef, dst[2]); |
| 268 | EXPECT_EQ(0x01, dst[3]); |
| 269 | EXPECT_EQ(0x23, dst[4]); |
| 270 | EXPECT_EQ(0x45, dst[5]); |
| 271 | EXPECT_EQ(0x67, dst[6]); |
| 272 | |
| 273 | // This one should be invalid |
| 274 | EXPECT_EQ(0xde, dst[7]); |
| 275 | } |
| 276 | |
| 277 | TEST_F(StringExtractorTest, GetHexBytes_OddPair2) { |
| 278 | llvm::StringRef kHexEncodedBytes = "abcdef012345678" ; |
| 279 | const size_t kValidHexPairs = 7; |
| 280 | StringExtractor ex(kHexEncodedBytes); |
| 281 | |
| 282 | uint8_t dst[8]; |
| 283 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytes(dst, 0xde)); |
| 284 | EXPECT_EQ(0xab, dst[0]); |
| 285 | EXPECT_EQ(0xcd, dst[1]); |
| 286 | EXPECT_EQ(0xef, dst[2]); |
| 287 | EXPECT_EQ(0x01, dst[3]); |
| 288 | EXPECT_EQ(0x23, dst[4]); |
| 289 | EXPECT_EQ(0x45, dst[5]); |
| 290 | EXPECT_EQ(0x67, dst[6]); |
| 291 | |
| 292 | EXPECT_EQ(0xde, dst[7]); |
| 293 | } |
| 294 | |
| 295 | TEST_F(StringExtractorTest, GetHexBytes_Underflow) { |
| 296 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 297 | const size_t kValidHexPairs = 8; |
| 298 | StringExtractor ex(kHexEncodedBytes); |
| 299 | |
| 300 | uint8_t dst[12]; |
| 301 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytes(dst, 0xde)); |
| 302 | EXPECT_EQ(0xab, dst[0]); |
| 303 | EXPECT_EQ(0xcd, dst[1]); |
| 304 | EXPECT_EQ(0xef, dst[2]); |
| 305 | EXPECT_EQ(0x01, dst[3]); |
| 306 | EXPECT_EQ(0x23, dst[4]); |
| 307 | EXPECT_EQ(0x45, dst[5]); |
| 308 | EXPECT_EQ(0x67, dst[6]); |
| 309 | EXPECT_EQ(0x89, dst[7]); |
| 310 | // these bytes should be filled with fail_fill_value 0xde |
| 311 | EXPECT_EQ(0xde, dst[8]); |
| 312 | EXPECT_EQ(0xde, dst[9]); |
| 313 | EXPECT_EQ(0xde, dst[10]); |
| 314 | EXPECT_EQ(0xde, dst[11]); |
| 315 | |
| 316 | ASSERT_EQ(false, ex.IsGood()); |
| 317 | ASSERT_EQ(UINT64_MAX, ex.GetFilePos()); |
| 318 | ASSERT_EQ(false, ex.Empty()); |
| 319 | ASSERT_EQ(0u, ex.GetBytesLeft()); |
| 320 | ASSERT_EQ(nullptr, ex.Peek()); |
| 321 | } |
| 322 | |
| 323 | TEST_F(StringExtractorTest, GetHexBytes_Partial) { |
| 324 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 325 | const size_t kReadBytes = 4; |
| 326 | StringExtractor ex(kHexEncodedBytes); |
| 327 | |
| 328 | uint8_t dst[12]; |
| 329 | memset(s: dst, c: 0xab, n: sizeof(dst)); |
| 330 | ASSERT_EQ( |
| 331 | kReadBytes, |
| 332 | ex.GetHexBytes(llvm::MutableArrayRef<uint8_t>(dst, kReadBytes), 0xde)); |
| 333 | EXPECT_EQ(0xab, dst[0]); |
| 334 | EXPECT_EQ(0xcd, dst[1]); |
| 335 | EXPECT_EQ(0xef, dst[2]); |
| 336 | EXPECT_EQ(0x01, dst[3]); |
| 337 | // these bytes should be unchanged |
| 338 | EXPECT_EQ(0xab, dst[4]); |
| 339 | EXPECT_EQ(0xab, dst[5]); |
| 340 | EXPECT_EQ(0xab, dst[6]); |
| 341 | EXPECT_EQ(0xab, dst[7]); |
| 342 | EXPECT_EQ(0xab, dst[8]); |
| 343 | EXPECT_EQ(0xab, dst[9]); |
| 344 | EXPECT_EQ(0xab, dst[10]); |
| 345 | EXPECT_EQ(0xab, dst[11]); |
| 346 | |
| 347 | ASSERT_EQ(true, ex.IsGood()); |
| 348 | ASSERT_EQ(kReadBytes * 2, ex.GetFilePos()); |
| 349 | ASSERT_EQ(false, ex.Empty()); |
| 350 | ASSERT_EQ(12u, ex.GetBytesLeft()); |
| 351 | ASSERT_EQ('2', *ex.Peek()); |
| 352 | } |
| 353 | |
| 354 | TEST_F(StringExtractorTest, GetHexBytesAvail) { |
| 355 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 356 | const size_t kValidHexPairs = 8; |
| 357 | StringExtractor ex(kHexEncodedBytes); |
| 358 | |
| 359 | uint8_t dst[kValidHexPairs]; |
| 360 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail(dst)); |
| 361 | EXPECT_EQ(0xab, dst[0]); |
| 362 | EXPECT_EQ(0xcd, dst[1]); |
| 363 | EXPECT_EQ(0xef, dst[2]); |
| 364 | EXPECT_EQ(0x01, dst[3]); |
| 365 | EXPECT_EQ(0x23, dst[4]); |
| 366 | EXPECT_EQ(0x45, dst[5]); |
| 367 | EXPECT_EQ(0x67, dst[6]); |
| 368 | EXPECT_EQ(0x89, dst[7]); |
| 369 | |
| 370 | ASSERT_EQ(true, ex.IsGood()); |
| 371 | ASSERT_EQ(2 * kValidHexPairs, ex.GetFilePos()); |
| 372 | ASSERT_EQ(false, ex.Empty()); |
| 373 | ASSERT_EQ(4u, ex.GetBytesLeft()); |
| 374 | ASSERT_EQ('x', *ex.Peek()); |
| 375 | } |
| 376 | |
| 377 | TEST_F(StringExtractorTest, GetHexBytesAvail_FullString) { |
| 378 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789" ; |
| 379 | const size_t kValidHexPairs = 8; |
| 380 | StringExtractor ex(kHexEncodedBytes); |
| 381 | |
| 382 | uint8_t dst[kValidHexPairs]; |
| 383 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail(dst)); |
| 384 | EXPECT_EQ(0xab, dst[0]); |
| 385 | EXPECT_EQ(0xcd, dst[1]); |
| 386 | EXPECT_EQ(0xef, dst[2]); |
| 387 | EXPECT_EQ(0x01, dst[3]); |
| 388 | EXPECT_EQ(0x23, dst[4]); |
| 389 | EXPECT_EQ(0x45, dst[5]); |
| 390 | EXPECT_EQ(0x67, dst[6]); |
| 391 | EXPECT_EQ(0x89, dst[7]); |
| 392 | } |
| 393 | |
| 394 | TEST_F(StringExtractorTest, GetHexBytesAvail_OddPair) { |
| 395 | llvm::StringRef kHexEncodedBytes = "abcdef012345678w" ; |
| 396 | const size_t kValidHexPairs = 7; |
| 397 | StringExtractor ex(kHexEncodedBytes); |
| 398 | |
| 399 | uint8_t dst[8]; |
| 400 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail(dst)); |
| 401 | EXPECT_EQ(0xab, dst[0]); |
| 402 | EXPECT_EQ(0xcd, dst[1]); |
| 403 | EXPECT_EQ(0xef, dst[2]); |
| 404 | EXPECT_EQ(0x01, dst[3]); |
| 405 | EXPECT_EQ(0x23, dst[4]); |
| 406 | EXPECT_EQ(0x45, dst[5]); |
| 407 | EXPECT_EQ(0x67, dst[6]); |
| 408 | } |
| 409 | |
| 410 | TEST_F(StringExtractorTest, GetHexBytesAvail_OddPair2) { |
| 411 | llvm::StringRef kHexEncodedBytes = "abcdef012345678" ; |
| 412 | const size_t kValidHexPairs = 7; |
| 413 | StringExtractor ex(kHexEncodedBytes); |
| 414 | |
| 415 | uint8_t dst[8]; |
| 416 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail(dst)); |
| 417 | EXPECT_EQ(0xab, dst[0]); |
| 418 | EXPECT_EQ(0xcd, dst[1]); |
| 419 | EXPECT_EQ(0xef, dst[2]); |
| 420 | EXPECT_EQ(0x01, dst[3]); |
| 421 | EXPECT_EQ(0x23, dst[4]); |
| 422 | EXPECT_EQ(0x45, dst[5]); |
| 423 | EXPECT_EQ(0x67, dst[6]); |
| 424 | } |
| 425 | |
| 426 | TEST_F(StringExtractorTest, GetHexBytesAvail_Underflow) { |
| 427 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 428 | const size_t kValidHexPairs = 8; |
| 429 | StringExtractor ex(kHexEncodedBytes); |
| 430 | |
| 431 | uint8_t dst[12]; |
| 432 | memset(s: dst, c: 0xef, n: sizeof(dst)); |
| 433 | ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail(dst)); |
| 434 | EXPECT_EQ(0xab, dst[0]); |
| 435 | EXPECT_EQ(0xcd, dst[1]); |
| 436 | EXPECT_EQ(0xef, dst[2]); |
| 437 | EXPECT_EQ(0x01, dst[3]); |
| 438 | EXPECT_EQ(0x23, dst[4]); |
| 439 | EXPECT_EQ(0x45, dst[5]); |
| 440 | EXPECT_EQ(0x67, dst[6]); |
| 441 | EXPECT_EQ(0x89, dst[7]); |
| 442 | // these bytes should be unchanged |
| 443 | EXPECT_EQ(0xef, dst[8]); |
| 444 | EXPECT_EQ(0xef, dst[9]); |
| 445 | EXPECT_EQ(0xef, dst[10]); |
| 446 | EXPECT_EQ(0xef, dst[11]); |
| 447 | |
| 448 | ASSERT_EQ(true, ex.IsGood()); |
| 449 | ASSERT_EQ(kValidHexPairs * 2, ex.GetFilePos()); |
| 450 | ASSERT_EQ(false, ex.Empty()); |
| 451 | ASSERT_EQ(4u, ex.GetBytesLeft()); |
| 452 | ASSERT_EQ('x', *ex.Peek()); |
| 453 | } |
| 454 | |
| 455 | TEST_F(StringExtractorTest, GetHexBytesAvail_Partial) { |
| 456 | llvm::StringRef kHexEncodedBytes = "abcdef0123456789xyzw" ; |
| 457 | const size_t kReadBytes = 4; |
| 458 | StringExtractor ex(kHexEncodedBytes); |
| 459 | |
| 460 | uint8_t dst[12]; |
| 461 | memset(s: dst, c: 0xab, n: sizeof(dst)); |
| 462 | ASSERT_EQ(kReadBytes, ex.GetHexBytesAvail( |
| 463 | llvm::MutableArrayRef<uint8_t>(dst, kReadBytes))); |
| 464 | EXPECT_EQ(0xab, dst[0]); |
| 465 | EXPECT_EQ(0xcd, dst[1]); |
| 466 | EXPECT_EQ(0xef, dst[2]); |
| 467 | EXPECT_EQ(0x01, dst[3]); |
| 468 | // these bytes should be unchanged |
| 469 | EXPECT_EQ(0xab, dst[4]); |
| 470 | EXPECT_EQ(0xab, dst[5]); |
| 471 | EXPECT_EQ(0xab, dst[6]); |
| 472 | EXPECT_EQ(0xab, dst[7]); |
| 473 | EXPECT_EQ(0xab, dst[8]); |
| 474 | EXPECT_EQ(0xab, dst[9]); |
| 475 | EXPECT_EQ(0xab, dst[10]); |
| 476 | EXPECT_EQ(0xab, dst[11]); |
| 477 | |
| 478 | ASSERT_EQ(true, ex.IsGood()); |
| 479 | ASSERT_EQ(kReadBytes * 2, ex.GetFilePos()); |
| 480 | ASSERT_EQ(false, ex.Empty()); |
| 481 | ASSERT_EQ(12u, ex.GetBytesLeft()); |
| 482 | ASSERT_EQ('2', *ex.Peek()); |
| 483 | } |
| 484 | |
| 485 | TEST_F(StringExtractorTest, GetNameColonValueSuccess) { |
| 486 | llvm::StringRef kNameColonPairs = "key1:value1;key2:value2;" ; |
| 487 | StringExtractor ex(kNameColonPairs); |
| 488 | |
| 489 | llvm::StringRef name; |
| 490 | llvm::StringRef value; |
| 491 | EXPECT_TRUE(ex.GetNameColonValue(name, value)); |
| 492 | EXPECT_EQ("key1" , name); |
| 493 | EXPECT_EQ("value1" , value); |
| 494 | EXPECT_TRUE(ex.GetNameColonValue(name, value)); |
| 495 | EXPECT_EQ("key2" , name); |
| 496 | EXPECT_EQ("value2" , value); |
| 497 | EXPECT_EQ(0u, ex.GetBytesLeft()); |
| 498 | } |
| 499 | |
| 500 | TEST_F(StringExtractorTest, GetNameColonValueContainsColon) { |
| 501 | llvm::StringRef kNameColonPairs = "key1:value1:value2;key2:value3;" ; |
| 502 | StringExtractor ex(kNameColonPairs); |
| 503 | |
| 504 | llvm::StringRef name; |
| 505 | llvm::StringRef value; |
| 506 | EXPECT_TRUE(ex.GetNameColonValue(name, value)); |
| 507 | EXPECT_EQ("key1" , name); |
| 508 | EXPECT_EQ("value1:value2" , value); |
| 509 | EXPECT_TRUE(ex.GetNameColonValue(name, value)); |
| 510 | EXPECT_EQ("key2" , name); |
| 511 | EXPECT_EQ("value3" , value); |
| 512 | EXPECT_EQ(0u, ex.GetBytesLeft()); |
| 513 | } |
| 514 | |
| 515 | TEST_F(StringExtractorTest, GetNameColonValueNoSemicolon) { |
| 516 | llvm::StringRef kNameColonPairs = "key1:value1" ; |
| 517 | StringExtractor ex(kNameColonPairs); |
| 518 | |
| 519 | llvm::StringRef name; |
| 520 | llvm::StringRef value; |
| 521 | EXPECT_FALSE(ex.GetNameColonValue(name, value)); |
| 522 | EXPECT_EQ(0u, ex.GetBytesLeft()); |
| 523 | } |
| 524 | |
| 525 | TEST_F(StringExtractorTest, GetNameColonValueNoColon) { |
| 526 | llvm::StringRef kNameColonPairs = "key1value1;" ; |
| 527 | StringExtractor ex(kNameColonPairs); |
| 528 | |
| 529 | llvm::StringRef name; |
| 530 | llvm::StringRef value; |
| 531 | EXPECT_FALSE(ex.GetNameColonValue(name, value)); |
| 532 | EXPECT_EQ(0u, ex.GetBytesLeft()); |
| 533 | } |
| 534 | |
| 535 | TEST_F(StringExtractorTest, GetU32LittleEndian) { |
| 536 | StringExtractor ex("" ); |
| 537 | EXPECT_EQ(0x0ull, ex.GetHexMaxU32(true, 0)); |
| 538 | |
| 539 | ex.Reset(str: "0" ); |
| 540 | EXPECT_EQ(0x0ull, ex.GetHexMaxU32(true, 1)); |
| 541 | |
| 542 | ex.Reset(str: "1" ); |
| 543 | EXPECT_EQ(0x1ull, ex.GetHexMaxU32(true, 0)); |
| 544 | |
| 545 | ex.Reset(str: "01" ); |
| 546 | EXPECT_EQ(0x1ull, ex.GetHexMaxU32(true, 0)); |
| 547 | |
| 548 | ex.Reset(str: "001" ); |
| 549 | EXPECT_EQ(0x100ull, ex.GetHexMaxU32(true, 0)); |
| 550 | |
| 551 | ex.Reset(str: "12" ); |
| 552 | EXPECT_EQ(0x12ull, ex.GetHexMaxU32(true, 0)); |
| 553 | |
| 554 | ex.Reset(str: "123" ); |
| 555 | EXPECT_EQ(0x312ull, ex.GetHexMaxU32(true, 0)); |
| 556 | |
| 557 | ex.Reset(str: "1203" ); |
| 558 | EXPECT_EQ(0x312ull, ex.GetHexMaxU32(true, 0)); |
| 559 | |
| 560 | ex.Reset(str: "1234" ); |
| 561 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU32(true, 0)); |
| 562 | |
| 563 | ex.Reset(str: "12340" ); |
| 564 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU32(true, 0)); |
| 565 | |
| 566 | ex.Reset(str: "123400" ); |
| 567 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU32(true, 0)); |
| 568 | |
| 569 | ex.Reset(str: "12345670" ); |
| 570 | EXPECT_EQ(0x70563412ull, ex.GetHexMaxU32(true, 0)); |
| 571 | |
| 572 | ex.Reset(str: "123456701" ); |
| 573 | EXPECT_EQ(0ull, ex.GetHexMaxU32(true, 0)); |
| 574 | } |
| 575 | |
| 576 | TEST_F(StringExtractorTest, GetU32BigEndian) { |
| 577 | StringExtractor ex("" ); |
| 578 | EXPECT_EQ(0x0ull, ex.GetHexMaxU32(false, 0)); |
| 579 | |
| 580 | ex.Reset(str: "0" ); |
| 581 | EXPECT_EQ(0x0ull, ex.GetHexMaxU32(false, 1)); |
| 582 | |
| 583 | ex.Reset(str: "1" ); |
| 584 | EXPECT_EQ(0x1ull, ex.GetHexMaxU32(false, 0)); |
| 585 | |
| 586 | ex.Reset(str: "01" ); |
| 587 | EXPECT_EQ(0x1ull, ex.GetHexMaxU32(false, 0)); |
| 588 | |
| 589 | ex.Reset(str: "001" ); |
| 590 | EXPECT_EQ(0x1ull, ex.GetHexMaxU32(false, 0)); |
| 591 | |
| 592 | ex.Reset(str: "12" ); |
| 593 | EXPECT_EQ(0x12ull, ex.GetHexMaxU32(false, 0)); |
| 594 | |
| 595 | ex.Reset(str: "123" ); |
| 596 | EXPECT_EQ(0x123ull, ex.GetHexMaxU32(false, 0)); |
| 597 | |
| 598 | ex.Reset(str: "1203" ); |
| 599 | EXPECT_EQ(0x1203ull, ex.GetHexMaxU32(false, 0)); |
| 600 | |
| 601 | ex.Reset(str: "1234" ); |
| 602 | EXPECT_EQ(0x1234ull, ex.GetHexMaxU32(false, 0)); |
| 603 | |
| 604 | ex.Reset(str: "12340" ); |
| 605 | EXPECT_EQ(0x12340ull, ex.GetHexMaxU32(false, 0)); |
| 606 | |
| 607 | ex.Reset(str: "123400" ); |
| 608 | EXPECT_EQ(0x123400ull, ex.GetHexMaxU32(false, 0)); |
| 609 | |
| 610 | ex.Reset(str: "12345670" ); |
| 611 | EXPECT_EQ(0x12345670ull, ex.GetHexMaxU32(false, 0)); |
| 612 | |
| 613 | ex.Reset(str: "123456700" ); |
| 614 | EXPECT_EQ(0ull, ex.GetHexMaxU32(false, 0)); |
| 615 | } |
| 616 | |
| 617 | TEST_F(StringExtractorTest, GetU64LittleEndian) { |
| 618 | StringExtractor ex("" ); |
| 619 | EXPECT_EQ(0x0ull, ex.GetHexMaxU64(true, 0)); |
| 620 | |
| 621 | ex.Reset(str: "0" ); |
| 622 | EXPECT_EQ(0x0ull, ex.GetHexMaxU64(true, 1)); |
| 623 | |
| 624 | ex.Reset(str: "1" ); |
| 625 | EXPECT_EQ(0x1ull, ex.GetHexMaxU64(true, 0)); |
| 626 | |
| 627 | ex.Reset(str: "01" ); |
| 628 | EXPECT_EQ(0x1ull, ex.GetHexMaxU64(true, 0)); |
| 629 | |
| 630 | ex.Reset(str: "001" ); |
| 631 | EXPECT_EQ(0x100ull, ex.GetHexMaxU64(true, 0)); |
| 632 | |
| 633 | ex.Reset(str: "12" ); |
| 634 | EXPECT_EQ(0x12ull, ex.GetHexMaxU64(true, 0)); |
| 635 | |
| 636 | ex.Reset(str: "123" ); |
| 637 | EXPECT_EQ(0x312ull, ex.GetHexMaxU64(true, 0)); |
| 638 | |
| 639 | ex.Reset(str: "1203" ); |
| 640 | EXPECT_EQ(0x312ull, ex.GetHexMaxU64(true, 0)); |
| 641 | |
| 642 | ex.Reset(str: "1234" ); |
| 643 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU64(true, 0)); |
| 644 | |
| 645 | ex.Reset(str: "12340" ); |
| 646 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU64(true, 0)); |
| 647 | |
| 648 | ex.Reset(str: "123400" ); |
| 649 | EXPECT_EQ(0x3412ull, ex.GetHexMaxU64(true, 0)); |
| 650 | |
| 651 | ex.Reset(str: "123456789ABCDEF0" ); |
| 652 | EXPECT_EQ(0xF0DEBC9A78563412ULL, ex.GetHexMaxU64(true, 0)); |
| 653 | |
| 654 | ex.Reset(str: "123456789ABCDEF01" ); |
| 655 | EXPECT_EQ(0ull, ex.GetHexMaxU64(true, 0)); |
| 656 | } |
| 657 | |
| 658 | TEST_F(StringExtractorTest, GetU64BigEndian) { |
| 659 | StringExtractor ex("" ); |
| 660 | EXPECT_EQ(0x0ull, ex.GetHexMaxU64(false, 0)); |
| 661 | |
| 662 | ex.Reset(str: "0" ); |
| 663 | EXPECT_EQ(0x0ull, ex.GetHexMaxU64(false, 1)); |
| 664 | |
| 665 | ex.Reset(str: "1" ); |
| 666 | EXPECT_EQ(0x1ull, ex.GetHexMaxU64(false, 0)); |
| 667 | |
| 668 | ex.Reset(str: "01" ); |
| 669 | EXPECT_EQ(0x1ull, ex.GetHexMaxU64(false, 0)); |
| 670 | |
| 671 | ex.Reset(str: "001" ); |
| 672 | EXPECT_EQ(0x1ull, ex.GetHexMaxU64(false, 0)); |
| 673 | |
| 674 | ex.Reset(str: "12" ); |
| 675 | EXPECT_EQ(0x12ull, ex.GetHexMaxU64(false, 0)); |
| 676 | |
| 677 | ex.Reset(str: "123" ); |
| 678 | EXPECT_EQ(0x123ull, ex.GetHexMaxU64(false, 0)); |
| 679 | |
| 680 | ex.Reset(str: "1203" ); |
| 681 | EXPECT_EQ(0x1203ull, ex.GetHexMaxU64(false, 0)); |
| 682 | |
| 683 | ex.Reset(str: "1234" ); |
| 684 | EXPECT_EQ(0x1234ull, ex.GetHexMaxU64(false, 0)); |
| 685 | |
| 686 | ex.Reset(str: "12340" ); |
| 687 | EXPECT_EQ(0x12340ull, ex.GetHexMaxU64(false, 0)); |
| 688 | |
| 689 | ex.Reset(str: "123400" ); |
| 690 | EXPECT_EQ(0x123400ull, ex.GetHexMaxU64(false, 0)); |
| 691 | |
| 692 | ex.Reset(str: "123456789ABCDEF0" ); |
| 693 | EXPECT_EQ(0x123456789ABCDEF0ULL, ex.GetHexMaxU64(false, 0)); |
| 694 | |
| 695 | ex.Reset(str: "123456789ABCDEF000" ); |
| 696 | EXPECT_EQ(0ull, ex.GetHexMaxU64(false, 0)); |
| 697 | } |
| 698 | |