Wyatt Hepler | 80c6ee5 | 2020-01-03 09:54:58 -0800 | [diff] [blame^] | 1 | // Copyright 2020 The Pigweed Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 4 | // use this file except in compliance with the License. You may obtain a copy of |
| 5 | // the License at |
| 6 | // |
| 7 | // https://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 11 | // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 12 | // License for the specific language governing permissions and limitations under |
| 13 | // the License. |
| 14 | |
| 15 | #include "pw_tokenizer/tokenize.h" |
| 16 | |
| 17 | #include <cinttypes> |
| 18 | #include <cstdint> |
| 19 | #include <cstring> |
| 20 | #include <iterator> |
| 21 | |
| 22 | #include "gtest/gtest.h" |
| 23 | #include "pw_tokenizer/pw_tokenizer_65599_fixed_length_hash.h" |
| 24 | #include "pw_tokenizer_private/tokenize_test.h" |
| 25 | #include "pw_varint/varint.h" |
| 26 | |
| 27 | namespace pw::tokenizer { |
| 28 | namespace { |
| 29 | |
| 30 | // The hash to use for this test. This makes sure the strings are shorter than |
| 31 | // the configured max length to ensure this test works with any reasonable |
| 32 | // configuration. |
| 33 | template <size_t kSize> |
| 34 | constexpr uint32_t TestHash(const char (&string)[kSize]) { |
| 35 | constexpr unsigned kTestHashLength = 48; |
| 36 | static_assert(kTestHashLength <= PW_TOKENIZER_CFG_HASH_LENGTH); |
| 37 | static_assert(kSize <= kTestHashLength + 1); |
| 38 | return PwTokenizer65599FixedLengthHash(std::string_view(string, kSize - 1), |
| 39 | kTestHashLength); |
| 40 | } |
| 41 | |
| 42 | // Constructs an array with the hashed string followed by the provided bytes. |
| 43 | template <uint8_t... kData, size_t kSize> |
| 44 | constexpr auto ExpectedData(const char (&format)[kSize]) { |
| 45 | const uint32_t value = TestHash(format); |
| 46 | return std::array<uint8_t, sizeof(uint32_t) + sizeof...(kData)>{ |
| 47 | static_cast<uint8_t>(value & 0xff), |
| 48 | static_cast<uint8_t>(value >> 8 & 0xff), |
| 49 | static_cast<uint8_t>(value >> 16 & 0xff), |
| 50 | static_cast<uint8_t>(value >> 24 & 0xff), |
| 51 | kData...}; |
| 52 | } |
| 53 | |
| 54 | TEST(TokenizeStringLiteral, EmptyString_IsZero) { |
| 55 | constexpr pw_TokenizerStringToken token = PW_TOKENIZE_STRING(""); |
| 56 | EXPECT_EQ(0u, token); |
| 57 | } |
| 58 | |
| 59 | TEST(TokenizeStringLiteral, String_MatchesHash) { |
| 60 | constexpr uint32_t token = PW_TOKENIZE_STRING("[:-)"); |
| 61 | EXPECT_EQ(TestHash("[:-)"), token); |
| 62 | } |
| 63 | |
| 64 | constexpr uint32_t kGlobalToken = PW_TOKENIZE_STRING(">:-[]"); |
| 65 | |
| 66 | TEST(TokenizeStringLiteral, GlobalVariable_MatchesHash) { |
| 67 | EXPECT_EQ(TestHash(">:-[]"), kGlobalToken); |
| 68 | } |
| 69 | |
| 70 | class TokenizeToBuffer : public ::testing::Test { |
| 71 | public: |
| 72 | TokenizeToBuffer() : buffer_{} {} |
| 73 | |
| 74 | protected: |
| 75 | uint8_t buffer_[64]; |
| 76 | }; |
| 77 | |
| 78 | TEST_F(TokenizeToBuffer, Integer64) { |
| 79 | size_t message_size = 14; |
| 80 | PW_TOKENIZE_TO_BUFFER( |
| 81 | buffer_, |
| 82 | &message_size, |
| 83 | "%" PRIu64, |
| 84 | static_cast<uint64_t>(0x55555555'55555555ull)); // 0xAAAAAAAA'AAAAAAAA |
| 85 | |
| 86 | // Pattern becomes 10101010'11010101'10101010 ... |
| 87 | constexpr std::array<uint8_t, 14> expected = |
| 88 | ExpectedData<0xAA, 0xD5, 0xAA, 0xD5, 0xAA, 0xD5, 0xAA, 0xD5, 0xAA, 0x01>( |
| 89 | "%" PRIu64); |
| 90 | ASSERT_EQ(expected.size(), message_size); |
| 91 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 92 | } |
| 93 | |
| 94 | TEST_F(TokenizeToBuffer, Integer64Overflow) { |
| 95 | size_t message_size; |
| 96 | |
| 97 | for (size_t size = 4; size < 20; ++size) { |
| 98 | message_size = size; |
| 99 | |
| 100 | PW_TOKENIZE_TO_BUFFER( |
| 101 | buffer_, |
| 102 | &message_size, |
| 103 | "%" PRIx64, |
| 104 | static_cast<uint64_t>(std::numeric_limits<int64_t>::min())); |
| 105 | |
| 106 | if (size < 14) { |
| 107 | constexpr std::array<uint8_t, 4> empty = ExpectedData("%" PRIx64); |
| 108 | ASSERT_EQ(sizeof(uint32_t), message_size); |
| 109 | EXPECT_EQ(std::memcmp(empty.data(), &buffer_, empty.size()), 0); |
| 110 | |
| 111 | // Make sure nothing was written past the end of the buffer. |
| 112 | EXPECT_TRUE(std::all_of(&buffer_[size], std::end(buffer_), [](uint8_t v) { |
| 113 | return v == '\0'; |
| 114 | })); |
| 115 | } else { |
| 116 | constexpr std::array<uint8_t, 14> expected = |
| 117 | ExpectedData<0xff, |
| 118 | 0xff, |
| 119 | 0xff, |
| 120 | 0xff, |
| 121 | 0xff, |
| 122 | 0xff, |
| 123 | 0xff, |
| 124 | 0xff, |
| 125 | 0xff, |
| 126 | 0x01>("%" PRIx64); |
| 127 | ASSERT_EQ(expected.size(), message_size); |
| 128 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 129 | } |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | TEST_F(TokenizeToBuffer, IntegerNegative) { |
| 134 | size_t message_size = 9; |
| 135 | PW_TOKENIZE_TO_BUFFER( |
| 136 | buffer_, &message_size, "%" PRId32, std::numeric_limits<int32_t>::min()); |
| 137 | |
| 138 | // 0x8000'0000 -zig-zag-> 0xff'ff'ff'ff'0f |
| 139 | constexpr std::array<uint8_t, 9> expected = |
| 140 | ExpectedData<0xff, 0xff, 0xff, 0xff, 0x0f>("%" PRId32); |
| 141 | ASSERT_EQ(expected.size(), message_size); |
| 142 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 143 | } |
| 144 | |
| 145 | TEST_F(TokenizeToBuffer, IntegerMin) { |
| 146 | size_t message_size = 9; |
| 147 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "%d", -1); |
| 148 | |
| 149 | constexpr std::array<uint8_t, 5> expected = ExpectedData<0x01>("%d"); |
| 150 | ASSERT_EQ(expected.size(), message_size); |
| 151 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 152 | } |
| 153 | |
| 154 | TEST_F(TokenizeToBuffer, IntegerDoesntFit) { |
| 155 | size_t message_size = 8; |
| 156 | PW_TOKENIZE_TO_BUFFER( |
| 157 | buffer_, &message_size, "%" PRId32, std::numeric_limits<int32_t>::min()); |
| 158 | |
| 159 | constexpr std::array<uint8_t, 4> expected = ExpectedData<>("%" PRId32); |
| 160 | ASSERT_EQ(expected.size(), message_size); |
| 161 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 162 | } |
| 163 | |
| 164 | TEST_F(TokenizeToBuffer, String) { |
| 165 | size_t message_size = sizeof(buffer_); |
| 166 | |
| 167 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", "5432!"); |
| 168 | constexpr std::array<uint8_t, 10> expected = |
| 169 | ExpectedData<5, '5', '4', '3', '2', '!'>("The answer is: %s"); |
| 170 | |
| 171 | ASSERT_EQ(expected.size(), message_size); |
| 172 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 173 | } |
| 174 | |
| 175 | TEST_F(TokenizeToBuffer, String_BufferTooSmall_TruncatesAndSetsTopStatusBit) { |
| 176 | size_t message_size = 8; |
| 177 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", "5432!"); |
| 178 | |
| 179 | constexpr std::array<uint8_t, 8> truncated_1 = |
| 180 | ExpectedData<0x83, '5', '4', '3'>("The answer is: %s"); |
| 181 | |
| 182 | ASSERT_EQ(truncated_1.size(), message_size); |
| 183 | EXPECT_EQ(std::memcmp(truncated_1.data(), buffer_, truncated_1.size()), 0); |
| 184 | } |
| 185 | |
| 186 | TEST_F(TokenizeToBuffer, String_TwoBytesLeft_TruncatesToOneCharacter) { |
| 187 | size_t message_size = 6; |
| 188 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", "5432!"); |
| 189 | |
| 190 | constexpr std::array<uint8_t, 6> truncated_2 = |
| 191 | ExpectedData<0x81, '5'>("The answer is: %s"); |
| 192 | |
| 193 | ASSERT_EQ(truncated_2.size(), message_size); |
| 194 | EXPECT_EQ(std::memcmp(truncated_2.data(), buffer_, truncated_2.size()), 0); |
| 195 | } |
| 196 | |
| 197 | TEST_F(TokenizeToBuffer, String_OneByteLeft_OnlyWritesTruncatedStatusByte) { |
| 198 | size_t message_size = 5; |
| 199 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", "5432!"); |
| 200 | |
| 201 | std::array<uint8_t, 5> result = ExpectedData<0x80>("The answer is: %s"); |
| 202 | ASSERT_EQ(result.size(), message_size); |
| 203 | EXPECT_EQ(std::memcmp(result.data(), buffer_, result.size()), 0); |
| 204 | } |
| 205 | |
| 206 | TEST_F(TokenizeToBuffer, EmptyString_OneByteLeft_EncodesCorrectly) { |
| 207 | size_t message_size = 5; |
| 208 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", ""); |
| 209 | |
| 210 | std::array<uint8_t, 5> result = ExpectedData<0>("The answer is: %s"); |
| 211 | ASSERT_EQ(result.size(), message_size); |
| 212 | EXPECT_EQ(std::memcmp(result.data(), buffer_, result.size()), 0); |
| 213 | } |
| 214 | |
| 215 | TEST_F(TokenizeToBuffer, String_ZeroBytesLeft_WritesNothing) { |
| 216 | size_t message_size = 4; |
| 217 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", "5432!"); |
| 218 | |
| 219 | constexpr std::array<uint8_t, 4> empty = ExpectedData<>("The answer is: %s"); |
| 220 | ASSERT_EQ(empty.size(), message_size); |
| 221 | EXPECT_EQ(std::memcmp(empty.data(), buffer_, empty.size()), 0); |
| 222 | } |
| 223 | |
| 224 | TEST_F(TokenizeToBuffer, NullptrString_EncodesNull) { |
| 225 | char* string = nullptr; |
| 226 | size_t message_size = 9; |
| 227 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", string); |
| 228 | |
| 229 | std::array<uint8_t, 9> result = |
| 230 | ExpectedData<4, 'N', 'U', 'L', 'L'>("The answer is: %s"); |
| 231 | ASSERT_EQ(result.size(), message_size); |
| 232 | EXPECT_EQ(std::memcmp(result.data(), buffer_, result.size()), 0); |
| 233 | } |
| 234 | |
| 235 | TEST_F(TokenizeToBuffer, NullptrString_BufferTooSmall_EncodesTruncatedNull) { |
| 236 | char* string = nullptr; |
| 237 | size_t message_size = 6; |
| 238 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer is: %s", string); |
| 239 | |
| 240 | std::array<uint8_t, 6> result = ExpectedData<0x81, 'N'>("The answer is: %s"); |
| 241 | ASSERT_EQ(result.size(), message_size); |
| 242 | EXPECT_EQ(std::memcmp(result.data(), buffer_, result.size()), 0); |
| 243 | } |
| 244 | |
| 245 | TEST_F(TokenizeToBuffer, TruncateArgs) { |
| 246 | // Args that can't fit are dropped completely |
| 247 | size_t message_size = 6; |
| 248 | PW_TOKENIZE_TO_BUFFER(buffer_, |
| 249 | &message_size, |
| 250 | "%u %d", |
| 251 | static_cast<uint8_t>(0b0010'1010u), |
| 252 | 0xffffff); |
| 253 | |
| 254 | constexpr std::array<uint8_t, 5> expected = |
| 255 | ExpectedData<0b0101'0100u>("%u %d"); |
| 256 | ASSERT_EQ(expected.size(), message_size); |
| 257 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 258 | } |
| 259 | |
| 260 | TEST_F(TokenizeToBuffer, NoRoomForToken) { |
| 261 | // Nothing is written if there isn't room for the token. |
| 262 | std::memset(buffer_, '$', sizeof(buffer_)); |
| 263 | auto is_untouched = [](uint8_t v) { return v == '$'; }; |
| 264 | |
| 265 | size_t message_size = 3; |
| 266 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "The answer: \"%s\"", "5432!"); |
| 267 | EXPECT_EQ(0u, message_size); |
| 268 | EXPECT_TRUE(std::all_of(buffer_, std::end(buffer_), is_untouched)); |
| 269 | |
| 270 | message_size = 2; |
| 271 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "Jello, world!"); |
| 272 | EXPECT_EQ(0u, message_size); |
| 273 | EXPECT_TRUE(std::all_of(buffer_, std::end(buffer_), is_untouched)); |
| 274 | |
| 275 | message_size = 1; |
| 276 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "Jello!"); |
| 277 | EXPECT_EQ(0u, message_size); |
| 278 | EXPECT_TRUE(std::all_of(buffer_, std::end(buffer_), is_untouched)); |
| 279 | |
| 280 | message_size = 0; |
| 281 | PW_TOKENIZE_TO_BUFFER(buffer_, &message_size, "Jello?"); |
| 282 | EXPECT_EQ(0u, message_size); |
| 283 | EXPECT_TRUE(std::all_of(buffer_, std::end(buffer_), is_untouched)); |
| 284 | } |
| 285 | |
| 286 | TEST_F(TokenizeToBuffer, C_StringShortFloat) { |
| 287 | size_t size = sizeof(buffer_); |
| 288 | pw_TokenizeToBufferTest_StringShortFloat(buffer_, &size); |
| 289 | constexpr std::array<uint8_t, 11> expected = // clang-format off |
| 290 | ExpectedData<1, '1', // string '1' |
| 291 | 3, // -2 (zig-zag encoded) |
| 292 | 0x00, 0x00, 0x40, 0x40 // 3.0 in floating point |
| 293 | >(TEST_FORMAT_STRING_SHORT_FLOAT); |
| 294 | ASSERT_EQ(expected.size(), size); // clang-format on |
| 295 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 296 | } |
| 297 | |
| 298 | TEST_F(TokenizeToBuffer, C_SequentialZigZag) { |
| 299 | size_t size = sizeof(buffer_); |
| 300 | pw_TokenizeToBufferTest_SequentialZigZag(buffer_, &size); |
| 301 | constexpr std::array<uint8_t, 18> expected = |
| 302 | ExpectedData<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13>( |
| 303 | TEST_FORMAT_SEQUENTIAL_ZIG_ZAG); |
| 304 | |
| 305 | ASSERT_EQ(expected.size(), size); |
| 306 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 307 | } |
| 308 | |
| 309 | TEST_F(TokenizeToBuffer, C_Overflow) { |
| 310 | std::memset(buffer_, '$', sizeof(buffer_)); |
| 311 | |
| 312 | { |
| 313 | size_t size = 7; |
| 314 | pw_TokenizeToBufferTest_Requires8(buffer_, &size); |
| 315 | constexpr std::array<uint8_t, 7> expected = |
| 316 | ExpectedData<2, 'h', 'i'>(TEST_FORMAT_REQUIRES_8); |
| 317 | ASSERT_EQ(expected.size(), size); |
| 318 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 319 | EXPECT_EQ(buffer_[7], '$'); |
| 320 | } |
| 321 | |
| 322 | { |
| 323 | size_t size = 8; |
| 324 | pw_TokenizeToBufferTest_Requires8(buffer_, &size); |
| 325 | constexpr std::array<uint8_t, 8> expected = |
| 326 | ExpectedData<2, 'h', 'i', 13>(TEST_FORMAT_REQUIRES_8); |
| 327 | ASSERT_EQ(expected.size(), size); |
| 328 | EXPECT_EQ(std::memcmp(expected.data(), buffer_, expected.size()), 0); |
| 329 | EXPECT_EQ(buffer_[8], '$'); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | // Test fixture for callback and global handler. Both of these need a global |
| 334 | // message buffer. To keep the message buffers separate, template this on the |
| 335 | // derived class type. |
| 336 | template <typename Impl> |
| 337 | class GlobalMessage : public ::testing::Test { |
| 338 | public: |
| 339 | static void SetMessage(const uint8_t* message, size_t size) { |
| 340 | ASSERT_LE(size, sizeof(message_)); |
| 341 | std::memcpy(message_, message, size); |
| 342 | message_size_bytes_ = size; |
| 343 | } |
| 344 | |
| 345 | protected: |
| 346 | GlobalMessage() { |
| 347 | std::memset(message_, 0, sizeof(message_)); |
| 348 | message_size_bytes_ = 0; |
| 349 | } |
| 350 | |
| 351 | static uint8_t message_[256]; |
| 352 | static size_t message_size_bytes_; |
| 353 | }; |
| 354 | |
| 355 | template <typename Impl> |
| 356 | uint8_t GlobalMessage<Impl>::message_[256] = {}; |
| 357 | template <typename Impl> |
| 358 | size_t GlobalMessage<Impl>::message_size_bytes_ = 0; |
| 359 | |
| 360 | class TokenizeToCallback : public GlobalMessage<TokenizeToCallback> {}; |
| 361 | |
| 362 | TEST_F(TokenizeToCallback, Variety) { |
| 363 | PW_TOKENIZE_TO_CALLBACK( |
| 364 | SetMessage, "%s there are %x (%.2f) of them%c", "Now", 2u, 2.0f, '.'); |
| 365 | const auto expected = // clang-format off |
| 366 | ExpectedData<3, 'N', 'o', 'w', // string "Now" |
| 367 | 0x04, // unsigned 2 (zig-zag encoded) |
| 368 | 0x00, 0x00, 0x00, 0x40, // float 2.0 |
| 369 | 0x5C // char '.' (0x2E, zig-zag encoded) |
| 370 | >("%s there are %x (%.2f) of them%c"); |
| 371 | // clang-format on |
| 372 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 373 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 374 | } |
| 375 | |
| 376 | TEST_F(TokenizeToCallback, Strings) { |
| 377 | PW_TOKENIZE_TO_CALLBACK(SetMessage, "The answer is: %s", "5432!"); |
| 378 | constexpr std::array<uint8_t, 10> expected = |
| 379 | ExpectedData<5, '5', '4', '3', '2', '!'>("The answer is: %s"); |
| 380 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 381 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 382 | } |
| 383 | |
| 384 | TEST_F(TokenizeToCallback, C_SequentialZigZag) { |
| 385 | pw_TokenizeToCallbackTest_SequentialZigZag(SetMessage); |
| 386 | |
| 387 | constexpr std::array<uint8_t, 18> expected = |
| 388 | ExpectedData<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13>( |
| 389 | TEST_FORMAT_SEQUENTIAL_ZIG_ZAG); |
| 390 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 391 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 392 | } |
| 393 | |
| 394 | #if PW_TOKENIZER_CFG_ENABLE_TOKENIZE_TO_GLOBAL_HANDLER |
| 395 | |
| 396 | class TokenizeToGlobalHandler : public GlobalMessage<TokenizeToGlobalHandler> { |
| 397 | }; |
| 398 | |
| 399 | TEST_F(TokenizeToGlobalHandler, Variety) { |
| 400 | PW_TOKENIZE_TO_GLOBAL_HANDLER("%x%lld%1.2f%s", 0, 0ll, -0.0, ""); |
| 401 | const auto expected = |
| 402 | ExpectedData<0, 0, 0x00, 0x00, 0x00, 0x80, 0>("%x%lld%1.2f%s"); |
| 403 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 404 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 405 | } |
| 406 | |
| 407 | TEST_F(TokenizeToGlobalHandler, Strings) { |
| 408 | PW_TOKENIZE_TO_GLOBAL_HANDLER("The answer is: %s", "5432!"); |
| 409 | constexpr std::array<uint8_t, 10> expected = |
| 410 | ExpectedData<5, '5', '4', '3', '2', '!'>("The answer is: %s"); |
| 411 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 412 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 413 | } |
| 414 | |
| 415 | TEST_F(TokenizeToGlobalHandler, C_SequentialZigZag) { |
| 416 | pw_TokenizeToGlobalHandlerTest_SequentialZigZag(); |
| 417 | |
| 418 | constexpr std::array<uint8_t, 18> expected = |
| 419 | ExpectedData<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13>( |
| 420 | TEST_FORMAT_SEQUENTIAL_ZIG_ZAG); |
| 421 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 422 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 423 | } |
| 424 | |
| 425 | extern "C" void pw_TokenizerHandleEncodedMessage(const uint8_t* encoded_message, |
| 426 | size_t size_bytes) { |
| 427 | TokenizeToGlobalHandler::SetMessage(encoded_message, size_bytes); |
| 428 | } |
| 429 | |
| 430 | #endif // PW_TOKENIZER_CFG_ENABLE_TOKENIZE_TO_GLOBAL_HANDLER |
| 431 | |
| 432 | #if PW_TOKENIZER_CFG_ENABLE_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD |
| 433 | |
| 434 | class TokenizeToGlobalHandlerWithPayload |
| 435 | : public GlobalMessage<TokenizeToGlobalHandlerWithPayload> { |
| 436 | public: |
| 437 | static void SetPayload(pw_TokenizerPayload payload) { |
| 438 | payload_ = reinterpret_cast<intptr_t>(payload); |
| 439 | } |
| 440 | |
| 441 | protected: |
| 442 | TokenizeToGlobalHandlerWithPayload() { payload_ = {}; } |
| 443 | |
| 444 | static intptr_t payload_; |
| 445 | }; |
| 446 | |
| 447 | intptr_t TokenizeToGlobalHandlerWithPayload::payload_; |
| 448 | |
| 449 | TEST_F(TokenizeToGlobalHandlerWithPayload, Variety) { |
| 450 | ASSERT_NE(payload_, 123); |
| 451 | |
| 452 | const auto expected = |
| 453 | ExpectedData<0, 0, 0x00, 0x00, 0x00, 0x80, 0>("%x%lld%1.2f%s"); |
| 454 | |
| 455 | PW_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD( |
| 456 | reinterpret_cast<pw_TokenizerPayload>(123), |
| 457 | "%x%lld%1.2f%s", |
| 458 | 0, |
| 459 | 0ll, |
| 460 | -0.0, |
| 461 | ""); |
| 462 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 463 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 464 | EXPECT_EQ(payload_, 123); |
| 465 | |
| 466 | PW_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD( |
| 467 | reinterpret_cast<pw_TokenizerPayload>(-543), |
| 468 | "%x%lld%1.2f%s", |
| 469 | 0, |
| 470 | 0ll, |
| 471 | -0.0, |
| 472 | ""); |
| 473 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 474 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 475 | EXPECT_EQ(payload_, -543); |
| 476 | } |
| 477 | |
| 478 | TEST_F(TokenizeToGlobalHandlerWithPayload, Strings) { |
| 479 | constexpr std::array<uint8_t, 10> expected = |
| 480 | ExpectedData<5, '5', '4', '3', '2', '!'>("The answer is: %s"); |
| 481 | |
| 482 | PW_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD( |
| 483 | reinterpret_cast<pw_TokenizerPayload>(5432), |
| 484 | "The answer is: %s", |
| 485 | "5432!"); |
| 486 | |
| 487 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 488 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 489 | EXPECT_EQ(payload_, 5432); |
| 490 | |
| 491 | PW_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD({}, "The answer is: %s", "5432!"); |
| 492 | |
| 493 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 494 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 495 | EXPECT_EQ(payload_, 0); |
| 496 | } |
| 497 | |
| 498 | struct Foo { |
| 499 | unsigned char a; |
| 500 | bool b; |
| 501 | }; |
| 502 | |
| 503 | TEST_F(TokenizeToGlobalHandlerWithPayload, PointerToStack) { |
| 504 | Foo foo{254u, true}; |
| 505 | |
| 506 | PW_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD( |
| 507 | reinterpret_cast<pw_TokenizerPayload>(&foo), "Boring!"); |
| 508 | |
| 509 | constexpr auto expected = ExpectedData("Boring!"); |
| 510 | static_assert(expected.size() == 4); |
| 511 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 512 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 513 | |
| 514 | Foo* payload_foo = reinterpret_cast<Foo*>(payload_); |
| 515 | ASSERT_EQ(&foo, payload_foo); |
| 516 | EXPECT_EQ(payload_foo->a, 254u); |
| 517 | EXPECT_TRUE(payload_foo->b); |
| 518 | } |
| 519 | |
| 520 | TEST_F(TokenizeToGlobalHandlerWithPayload, C_SequentialZigZag) { |
| 521 | pw_TokenizeToGlobalHandlerWithPayloadTest_SequentialZigZag(); |
| 522 | |
| 523 | constexpr std::array<uint8_t, 18> expected = |
| 524 | ExpectedData<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13>( |
| 525 | TEST_FORMAT_SEQUENTIAL_ZIG_ZAG); |
| 526 | ASSERT_EQ(expected.size(), message_size_bytes_); |
| 527 | EXPECT_EQ(std::memcmp(expected.data(), message_, expected.size()), 0); |
| 528 | EXPECT_EQ(payload_, 600613); |
| 529 | } |
| 530 | |
| 531 | extern "C" void pw_TokenizerHandleEncodedMessageWithPayload( |
| 532 | pw_TokenizerPayload payload, |
| 533 | const uint8_t* encoded_message, |
| 534 | size_t size_bytes) { |
| 535 | TokenizeToGlobalHandlerWithPayload::SetMessage(encoded_message, size_bytes); |
| 536 | TokenizeToGlobalHandlerWithPayload::SetPayload(payload); |
| 537 | } |
| 538 | |
| 539 | #endif // PW_TOKENIZER_CFG_ENABLE_TOKENIZE_TO_GLOBAL_HANDLER_WITH_PAYLOAD |
| 540 | |
| 541 | } // namespace |
| 542 | } // namespace pw::tokenizer |