1// Copyright (c) 2009 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 "testing/gtest/include/gtest/gtest.h" 6#include "base/json/json_reader.h" 7#include "base/scoped_ptr.h" 8#include "base/values.h" 9#include "build/build_config.h" 10 11namespace base { 12 13TEST(JSONReaderTest, Reading) { 14 // some whitespace checking 15 scoped_ptr<Value> root; 16 root.reset(JSONReader().JsonToValue(" null ", false, false)); 17 ASSERT_TRUE(root.get()); 18 ASSERT_TRUE(root->IsType(Value::TYPE_NULL)); 19 20 // Invalid JSON string 21 root.reset(JSONReader().JsonToValue("nu", false, false)); 22 ASSERT_FALSE(root.get()); 23 24 // Simple bool 25 root.reset(JSONReader().JsonToValue("true ", false, false)); 26 ASSERT_TRUE(root.get()); 27 ASSERT_TRUE(root->IsType(Value::TYPE_BOOLEAN)); 28 29 // Embedded comment 30 root.reset(JSONReader().JsonToValue("/* comment */null", false, false)); 31 ASSERT_TRUE(root.get()); 32 ASSERT_TRUE(root->IsType(Value::TYPE_NULL)); 33 root.reset(JSONReader().JsonToValue("40 /* comment */", false, false)); 34 ASSERT_TRUE(root.get()); 35 ASSERT_TRUE(root->IsType(Value::TYPE_INTEGER)); 36 root.reset(JSONReader().JsonToValue("true // comment", false, false)); 37 ASSERT_TRUE(root.get()); 38 ASSERT_TRUE(root->IsType(Value::TYPE_BOOLEAN)); 39 root.reset(JSONReader().JsonToValue("/* comment */\"sample string\"", 40 false, false)); 41 ASSERT_TRUE(root.get()); 42 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 43 std::string value; 44 ASSERT_TRUE(root->GetAsString(&value)); 45 ASSERT_EQ("sample string", value); 46 47 // Test number formats 48 root.reset(JSONReader().JsonToValue("43", false, false)); 49 ASSERT_TRUE(root.get()); 50 ASSERT_TRUE(root->IsType(Value::TYPE_INTEGER)); 51 int int_val = 0; 52 ASSERT_TRUE(root->GetAsInteger(&int_val)); 53 ASSERT_EQ(43, int_val); 54 55 // According to RFC4627, oct, hex, and leading zeros are invalid JSON. 56 root.reset(JSONReader().JsonToValue("043", false, false)); 57 ASSERT_FALSE(root.get()); 58 root.reset(JSONReader().JsonToValue("0x43", false, false)); 59 ASSERT_FALSE(root.get()); 60 root.reset(JSONReader().JsonToValue("00", false, false)); 61 ASSERT_FALSE(root.get()); 62 63 // Test 0 (which needs to be special cased because of the leading zero 64 // clause). 65 root.reset(JSONReader().JsonToValue("0", false, false)); 66 ASSERT_TRUE(root.get()); 67 ASSERT_TRUE(root->IsType(Value::TYPE_INTEGER)); 68 int_val = 1; 69 ASSERT_TRUE(root->GetAsInteger(&int_val)); 70 ASSERT_EQ(0, int_val); 71 72 // Numbers that overflow ints should succeed, being internally promoted to 73 // storage as doubles 74 root.reset(JSONReader().JsonToValue("2147483648", false, false)); 75 ASSERT_TRUE(root.get()); 76 double real_val; 77 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 78 real_val = 0.0; 79 ASSERT_TRUE(root->GetAsReal(&real_val)); 80 ASSERT_DOUBLE_EQ(2147483648.0, real_val); 81 root.reset(JSONReader().JsonToValue("-2147483649", false, false)); 82 ASSERT_TRUE(root.get()); 83 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 84 real_val = 0.0; 85 ASSERT_TRUE(root->GetAsReal(&real_val)); 86 ASSERT_DOUBLE_EQ(-2147483649.0, real_val); 87 88 // Parse a double 89 root.reset(JSONReader().JsonToValue("43.1", false, false)); 90 ASSERT_TRUE(root.get()); 91 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 92 real_val = 0.0; 93 ASSERT_TRUE(root->GetAsReal(&real_val)); 94 ASSERT_DOUBLE_EQ(43.1, real_val); 95 96 root.reset(JSONReader().JsonToValue("4.3e-1", false, false)); 97 ASSERT_TRUE(root.get()); 98 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 99 real_val = 0.0; 100 ASSERT_TRUE(root->GetAsReal(&real_val)); 101 ASSERT_DOUBLE_EQ(.43, real_val); 102 103 root.reset(JSONReader().JsonToValue("2.1e0", false, false)); 104 ASSERT_TRUE(root.get()); 105 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 106 real_val = 0.0; 107 ASSERT_TRUE(root->GetAsReal(&real_val)); 108 ASSERT_DOUBLE_EQ(2.1, real_val); 109 110 root.reset(JSONReader().JsonToValue("2.1e+0001", false, false)); 111 ASSERT_TRUE(root.get()); 112 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 113 real_val = 0.0; 114 ASSERT_TRUE(root->GetAsReal(&real_val)); 115 ASSERT_DOUBLE_EQ(21.0, real_val); 116 117 root.reset(JSONReader().JsonToValue("0.01", false, false)); 118 ASSERT_TRUE(root.get()); 119 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 120 real_val = 0.0; 121 ASSERT_TRUE(root->GetAsReal(&real_val)); 122 ASSERT_DOUBLE_EQ(0.01, real_val); 123 124 root.reset(JSONReader().JsonToValue("1.00", false, false)); 125 ASSERT_TRUE(root.get()); 126 ASSERT_TRUE(root->IsType(Value::TYPE_REAL)); 127 real_val = 0.0; 128 ASSERT_TRUE(root->GetAsReal(&real_val)); 129 ASSERT_DOUBLE_EQ(1.0, real_val); 130 131 // Fractional parts must have a digit before and after the decimal point. 132 root.reset(JSONReader().JsonToValue("1.", false, false)); 133 ASSERT_FALSE(root.get()); 134 root.reset(JSONReader().JsonToValue(".1", false, false)); 135 ASSERT_FALSE(root.get()); 136 root.reset(JSONReader().JsonToValue("1.e10", false, false)); 137 ASSERT_FALSE(root.get()); 138 139 // Exponent must have a digit following the 'e'. 140 root.reset(JSONReader().JsonToValue("1e", false, false)); 141 ASSERT_FALSE(root.get()); 142 root.reset(JSONReader().JsonToValue("1E", false, false)); 143 ASSERT_FALSE(root.get()); 144 root.reset(JSONReader().JsonToValue("1e1.", false, false)); 145 ASSERT_FALSE(root.get()); 146 root.reset(JSONReader().JsonToValue("1e1.0", false, false)); 147 ASSERT_FALSE(root.get()); 148 149 // INF/-INF/NaN are not valid 150 root.reset(JSONReader().JsonToValue("1e1000", false, false)); 151 ASSERT_FALSE(root.get()); 152 root.reset(JSONReader().JsonToValue("-1e1000", false, false)); 153 ASSERT_FALSE(root.get()); 154 root.reset(JSONReader().JsonToValue("NaN", false, false)); 155 ASSERT_FALSE(root.get()); 156 root.reset(JSONReader().JsonToValue("nan", false, false)); 157 ASSERT_FALSE(root.get()); 158 root.reset(JSONReader().JsonToValue("inf", false, false)); 159 ASSERT_FALSE(root.get()); 160 161 // Invalid number formats 162 root.reset(JSONReader().JsonToValue("4.3.1", false, false)); 163 ASSERT_FALSE(root.get()); 164 root.reset(JSONReader().JsonToValue("4e3.1", false, false)); 165 ASSERT_FALSE(root.get()); 166 167 // Test string parser 168 root.reset(JSONReader().JsonToValue("\"hello world\"", false, false)); 169 ASSERT_TRUE(root.get()); 170 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 171 std::wstring str_val; 172 ASSERT_TRUE(root->GetAsString(&str_val)); 173 ASSERT_EQ(L"hello world", str_val); 174 175 // Empty string 176 root.reset(JSONReader().JsonToValue("\"\"", false, false)); 177 ASSERT_TRUE(root.get()); 178 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 179 str_val.clear(); 180 ASSERT_TRUE(root->GetAsString(&str_val)); 181 ASSERT_EQ(L"", str_val); 182 183 // Test basic string escapes 184 root.reset(JSONReader().JsonToValue("\" \\\"\\\\\\/\\b\\f\\n\\r\\t\\v\"", 185 false, false)); 186 ASSERT_TRUE(root.get()); 187 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 188 str_val.clear(); 189 ASSERT_TRUE(root->GetAsString(&str_val)); 190 ASSERT_EQ(L" \"\\/\b\f\n\r\t\v", str_val); 191 192 // Test hex and unicode escapes including the null character. 193 root.reset(JSONReader().JsonToValue("\"\\x41\\x00\\u1234\"", false, 194 false)); 195 ASSERT_TRUE(root.get()); 196 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 197 str_val.clear(); 198 ASSERT_TRUE(root->GetAsString(&str_val)); 199 ASSERT_EQ(std::wstring(L"A\0\x1234", 3), str_val); 200 201 // Test invalid strings 202 root.reset(JSONReader().JsonToValue("\"no closing quote", false, false)); 203 ASSERT_FALSE(root.get()); 204 root.reset(JSONReader().JsonToValue("\"\\z invalid escape char\"", false, 205 false)); 206 ASSERT_FALSE(root.get()); 207 root.reset(JSONReader().JsonToValue("\"\\xAQ invalid hex code\"", false, 208 false)); 209 ASSERT_FALSE(root.get()); 210 root.reset(JSONReader().JsonToValue("not enough hex chars\\x1\"", false, 211 false)); 212 ASSERT_FALSE(root.get()); 213 root.reset(JSONReader().JsonToValue("\"not enough escape chars\\u123\"", 214 false, false)); 215 ASSERT_FALSE(root.get()); 216 root.reset(JSONReader().JsonToValue("\"extra backslash at end of input\\\"", 217 false, false)); 218 ASSERT_FALSE(root.get()); 219 220 // Basic array 221 root.reset(JSONReader::Read("[true, false, null]", false)); 222 ASSERT_TRUE(root.get()); 223 ASSERT_TRUE(root->IsType(Value::TYPE_LIST)); 224 ListValue* list = static_cast<ListValue*>(root.get()); 225 ASSERT_EQ(3U, list->GetSize()); 226 227 // Test with trailing comma. Should be parsed the same as above. 228 scoped_ptr<Value> root2; 229 root2.reset(JSONReader::Read("[true, false, null, ]", true)); 230 EXPECT_TRUE(root->Equals(root2.get())); 231 232 // Empty array 233 root.reset(JSONReader::Read("[]", false)); 234 ASSERT_TRUE(root.get()); 235 ASSERT_TRUE(root->IsType(Value::TYPE_LIST)); 236 list = static_cast<ListValue*>(root.get()); 237 ASSERT_EQ(0U, list->GetSize()); 238 239 // Nested arrays 240 root.reset(JSONReader::Read("[[true], [], [false, [], [null]], null]", 241 false)); 242 ASSERT_TRUE(root.get()); 243 ASSERT_TRUE(root->IsType(Value::TYPE_LIST)); 244 list = static_cast<ListValue*>(root.get()); 245 ASSERT_EQ(4U, list->GetSize()); 246 247 // Lots of trailing commas. 248 root2.reset(JSONReader::Read("[[true], [], [false, [], [null, ] , ], null,]", 249 true)); 250 EXPECT_TRUE(root->Equals(root2.get())); 251 252 // Invalid, missing close brace. 253 root.reset(JSONReader::Read("[[true], [], [false, [], [null]], null", false)); 254 ASSERT_FALSE(root.get()); 255 256 // Invalid, too many commas 257 root.reset(JSONReader::Read("[true,, null]", false)); 258 ASSERT_FALSE(root.get()); 259 root.reset(JSONReader::Read("[true,, null]", true)); 260 ASSERT_FALSE(root.get()); 261 262 // Invalid, no commas 263 root.reset(JSONReader::Read("[true null]", false)); 264 ASSERT_FALSE(root.get()); 265 266 // Invalid, trailing comma 267 root.reset(JSONReader::Read("[true,]", false)); 268 ASSERT_FALSE(root.get()); 269 270 // Valid if we set |allow_trailing_comma| to true. 271 root.reset(JSONReader::Read("[true,]", true)); 272 ASSERT_TRUE(root.get()); 273 ASSERT_TRUE(root->IsType(Value::TYPE_LIST)); 274 list = static_cast<ListValue*>(root.get()); 275 EXPECT_EQ(1U, list->GetSize()); 276 Value* tmp_value = NULL; 277 ASSERT_TRUE(list->Get(0, &tmp_value)); 278 EXPECT_TRUE(tmp_value->IsType(Value::TYPE_BOOLEAN)); 279 bool bool_value = false; 280 ASSERT_TRUE(tmp_value->GetAsBoolean(&bool_value)); 281 EXPECT_TRUE(bool_value); 282 283 // Don't allow empty elements, even if |allow_trailing_comma| is 284 // true. 285 root.reset(JSONReader::Read("[,]", true)); 286 EXPECT_FALSE(root.get()); 287 root.reset(JSONReader::Read("[true,,]", true)); 288 EXPECT_FALSE(root.get()); 289 root.reset(JSONReader::Read("[,true,]", true)); 290 EXPECT_FALSE(root.get()); 291 root.reset(JSONReader::Read("[true,,false]", true)); 292 EXPECT_FALSE(root.get()); 293 294 // Test objects 295 root.reset(JSONReader::Read("{}", false)); 296 ASSERT_TRUE(root.get()); 297 ASSERT_TRUE(root->IsType(Value::TYPE_DICTIONARY)); 298 299 root.reset(JSONReader::Read( 300 "{\"number\":9.87654321, \"null\":null , \"\\x53\" : \"str\" }", false)); 301 ASSERT_TRUE(root.get()); 302 ASSERT_TRUE(root->IsType(Value::TYPE_DICTIONARY)); 303 DictionaryValue* dict_val = static_cast<DictionaryValue*>(root.get()); 304 real_val = 0.0; 305 ASSERT_TRUE(dict_val->GetReal(L"number", &real_val)); 306 ASSERT_DOUBLE_EQ(9.87654321, real_val); 307 Value* null_val = NULL; 308 ASSERT_TRUE(dict_val->Get(L"null", &null_val)); 309 ASSERT_TRUE(null_val->IsType(Value::TYPE_NULL)); 310 str_val.clear(); 311 ASSERT_TRUE(dict_val->GetString(L"S", &str_val)); 312 ASSERT_EQ(L"str", str_val); 313 314 root2.reset(JSONReader::Read( 315 "{\"number\":9.87654321, \"null\":null , \"\\x53\" : \"str\", }", true)); 316 ASSERT_TRUE(root2.get()); 317 EXPECT_TRUE(root->Equals(root2.get())); 318 319 // Test newline equivalence. 320 root2.reset(JSONReader::Read( 321 "{\n" 322 " \"number\":9.87654321,\n" 323 " \"null\":null,\n" 324 " \"\\x53\":\"str\",\n" 325 "}\n", true)); 326 ASSERT_TRUE(root2.get()); 327 EXPECT_TRUE(root->Equals(root2.get())); 328 329 root2.reset(JSONReader::Read( 330 "{\r\n" 331 " \"number\":9.87654321,\r\n" 332 " \"null\":null,\r\n" 333 " \"\\x53\":\"str\",\r\n" 334 "}\r\n", true)); 335 ASSERT_TRUE(root2.get()); 336 EXPECT_TRUE(root->Equals(root2.get())); 337 338 // Test nesting 339 root.reset(JSONReader::Read( 340 "{\"inner\":{\"array\":[true]},\"false\":false,\"d\":{}}", false)); 341 ASSERT_TRUE(root.get()); 342 ASSERT_TRUE(root->IsType(Value::TYPE_DICTIONARY)); 343 dict_val = static_cast<DictionaryValue*>(root.get()); 344 DictionaryValue* inner_dict = NULL; 345 ASSERT_TRUE(dict_val->GetDictionary(L"inner", &inner_dict)); 346 ListValue* inner_array = NULL; 347 ASSERT_TRUE(inner_dict->GetList(L"array", &inner_array)); 348 ASSERT_EQ(1U, inner_array->GetSize()); 349 bool_value = true; 350 ASSERT_TRUE(dict_val->GetBoolean(L"false", &bool_value)); 351 ASSERT_FALSE(bool_value); 352 inner_dict = NULL; 353 ASSERT_TRUE(dict_val->GetDictionary(L"d", &inner_dict)); 354 355 root2.reset(JSONReader::Read( 356 "{\"inner\": {\"array\":[true] , },\"false\":false,\"d\":{},}", true)); 357 EXPECT_TRUE(root->Equals(root2.get())); 358 359 // Test keys with periods 360 root.reset(JSONReader::Read( 361 "{\"a.b\":3,\"c\":2,\"d.e.f\":{\"g.h.i.j\":1}}", false)); 362 ASSERT_TRUE(root.get()); 363 ASSERT_TRUE(root->IsType(Value::TYPE_DICTIONARY)); 364 dict_val = static_cast<DictionaryValue*>(root.get()); 365 int integer_value = 0; 366 EXPECT_TRUE(dict_val->GetIntegerWithoutPathExpansion(L"a.b", &integer_value)); 367 EXPECT_EQ(3, integer_value); 368 EXPECT_TRUE(dict_val->GetIntegerWithoutPathExpansion(L"c", &integer_value)); 369 EXPECT_EQ(2, integer_value); 370 inner_dict = NULL; 371 ASSERT_TRUE(dict_val->GetDictionaryWithoutPathExpansion(L"d.e.f", 372 &inner_dict)); 373 ASSERT_EQ(1U, inner_dict->size()); 374 EXPECT_TRUE(inner_dict->GetIntegerWithoutPathExpansion(L"g.h.i.j", 375 &integer_value)); 376 EXPECT_EQ(1, integer_value); 377 378 root.reset(JSONReader::Read("{\"a\":{\"b\":2},\"a.b\":1}", false)); 379 ASSERT_TRUE(root.get()); 380 ASSERT_TRUE(root->IsType(Value::TYPE_DICTIONARY)); 381 dict_val = static_cast<DictionaryValue*>(root.get()); 382 EXPECT_TRUE(dict_val->GetInteger(L"a.b", &integer_value)); 383 EXPECT_EQ(2, integer_value); 384 EXPECT_TRUE(dict_val->GetIntegerWithoutPathExpansion(L"a.b", &integer_value)); 385 EXPECT_EQ(1, integer_value); 386 387 // Invalid, no closing brace 388 root.reset(JSONReader::Read("{\"a\": true", false)); 389 ASSERT_FALSE(root.get()); 390 391 // Invalid, keys must be quoted 392 root.reset(JSONReader::Read("{foo:true}", false)); 393 ASSERT_FALSE(root.get()); 394 395 // Invalid, trailing comma 396 root.reset(JSONReader::Read("{\"a\":true,}", false)); 397 ASSERT_FALSE(root.get()); 398 399 // Invalid, too many commas 400 root.reset(JSONReader::Read("{\"a\":true,,\"b\":false}", false)); 401 ASSERT_FALSE(root.get()); 402 root.reset(JSONReader::Read("{\"a\":true,,\"b\":false}", true)); 403 ASSERT_FALSE(root.get()); 404 405 // Invalid, no separator 406 root.reset(JSONReader::Read("{\"a\" \"b\"}", false)); 407 ASSERT_FALSE(root.get()); 408 409 // Invalid, lone comma. 410 root.reset(JSONReader::Read("{,}", false)); 411 ASSERT_FALSE(root.get()); 412 root.reset(JSONReader::Read("{,}", true)); 413 ASSERT_FALSE(root.get()); 414 root.reset(JSONReader::Read("{\"a\":true,,}", true)); 415 ASSERT_FALSE(root.get()); 416 root.reset(JSONReader::Read("{,\"a\":true}", true)); 417 ASSERT_FALSE(root.get()); 418 root.reset(JSONReader::Read("{\"a\":true,,\"b\":false}", true)); 419 ASSERT_FALSE(root.get()); 420 421 // Test stack overflow 422 std::string evil(1000000, '['); 423 evil.append(std::string(1000000, ']')); 424 root.reset(JSONReader::Read(evil, false)); 425 ASSERT_FALSE(root.get()); 426 427 // A few thousand adjacent lists is fine. 428 std::string not_evil("["); 429 not_evil.reserve(15010); 430 for (int i = 0; i < 5000; ++i) { 431 not_evil.append("[],"); 432 } 433 not_evil.append("[]]"); 434 root.reset(JSONReader::Read(not_evil, false)); 435 ASSERT_TRUE(root.get()); 436 ASSERT_TRUE(root->IsType(Value::TYPE_LIST)); 437 list = static_cast<ListValue*>(root.get()); 438 ASSERT_EQ(5001U, list->GetSize()); 439 440 // Test utf8 encoded input 441 root.reset(JSONReader().JsonToValue("\"\xe7\xbd\x91\xe9\xa1\xb5\"", 442 false, false)); 443 ASSERT_TRUE(root.get()); 444 ASSERT_TRUE(root->IsType(Value::TYPE_STRING)); 445 str_val.clear(); 446 ASSERT_TRUE(root->GetAsString(&str_val)); 447 ASSERT_EQ(L"\x7f51\x9875", str_val); 448 449 // Test invalid utf8 encoded input 450 root.reset(JSONReader().JsonToValue("\"345\xb0\xa1\xb0\xa2\"", 451 false, false)); 452 ASSERT_FALSE(root.get()); 453 root.reset(JSONReader().JsonToValue("\"123\xc0\x81\"", 454 false, false)); 455 ASSERT_FALSE(root.get()); 456 457 // Test invalid root objects. 458 root.reset(JSONReader::Read("null", false)); 459 ASSERT_FALSE(root.get()); 460 root.reset(JSONReader::Read("true", false)); 461 ASSERT_FALSE(root.get()); 462 root.reset(JSONReader::Read("10", false)); 463 ASSERT_FALSE(root.get()); 464 root.reset(JSONReader::Read("\"root\"", false)); 465 ASSERT_FALSE(root.get()); 466} 467 468TEST(JSONReaderTest, ErrorMessages) { 469 // Error strings should not be modified in case of success. 470 std::string error_message; 471 scoped_ptr<Value> root; 472 root.reset(JSONReader::ReadAndReturnError("[42]", false, &error_message)); 473 EXPECT_TRUE(error_message.empty()); 474 475 // Test line and column counting 476 const char* big_json = "[\n0,\n1,\n2,\n3,4,5,6 7,\n8,\n9\n]"; 477 // error here --------------------------------^ 478 root.reset(JSONReader::ReadAndReturnError(big_json, false, &error_message)); 479 EXPECT_FALSE(root.get()); 480 EXPECT_EQ(JSONReader::FormatErrorMessage(5, 9, JSONReader::kSyntaxError), 481 error_message); 482 483 // Test each of the error conditions 484 root.reset(JSONReader::ReadAndReturnError("{},{}", false, &error_message)); 485 EXPECT_FALSE(root.get()); 486 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 3, 487 JSONReader::kUnexpectedDataAfterRoot), error_message); 488 489 std::string nested_json; 490 for (int i = 0; i < 101; ++i) { 491 nested_json.insert(nested_json.begin(), '['); 492 nested_json.append(1, ']'); 493 } 494 root.reset(JSONReader::ReadAndReturnError(nested_json, false, 495 &error_message)); 496 EXPECT_FALSE(root.get()); 497 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 101, JSONReader::kTooMuchNesting), 498 error_message); 499 500 root.reset(JSONReader::ReadAndReturnError("42", false, &error_message)); 501 EXPECT_FALSE(root.get()); 502 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 1, 503 JSONReader::kBadRootElementType), error_message); 504 505 root.reset(JSONReader::ReadAndReturnError("[1,]", false, &error_message)); 506 EXPECT_FALSE(root.get()); 507 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 4, JSONReader::kTrailingComma), 508 error_message); 509 510 root.reset(JSONReader::ReadAndReturnError("{foo:\"bar\"}", false, 511 &error_message)); 512 EXPECT_FALSE(root.get()); 513 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 2, 514 JSONReader::kUnquotedDictionaryKey), error_message); 515 516 root.reset(JSONReader::ReadAndReturnError("{\"foo\":\"bar\",}", false, 517 &error_message)); 518 EXPECT_FALSE(root.get()); 519 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 14, JSONReader::kTrailingComma), 520 error_message); 521 522 root.reset(JSONReader::ReadAndReturnError("[nu]", false, &error_message)); 523 EXPECT_FALSE(root.get()); 524 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 2, JSONReader::kSyntaxError), 525 error_message); 526 527 root.reset(JSONReader::ReadAndReturnError("[\"xxx\\xq\"]", false, 528 &error_message)); 529 EXPECT_FALSE(root.get()); 530 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 7, JSONReader::kInvalidEscape), 531 error_message); 532 533 root.reset(JSONReader::ReadAndReturnError("[\"xxx\\uq\"]", false, 534 &error_message)); 535 EXPECT_FALSE(root.get()); 536 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 7, JSONReader::kInvalidEscape), 537 error_message); 538 539 root.reset(JSONReader::ReadAndReturnError("[\"xxx\\q\"]", false, 540 &error_message)); 541 EXPECT_FALSE(root.get()); 542 EXPECT_EQ(JSONReader::FormatErrorMessage(1, 7, JSONReader::kInvalidEscape), 543 error_message); 544 545} 546 547} // namespace base 548