# -*- coding: utf-8 -*- require 'test/unit' class TestUnicodeEscape < Test::Unit::TestCase def test_basic assert_equal('Matz - 松本行弘', "Matz - \u677E\u672C\u884C\u5F18") assert_equal('Matz - まつもと ゆきひろ', "Matz - \u307E\u3064\u3082\u3068 \u3086\u304D\u3072\u308D") assert_equal('Matz - まつもと ゆきひろ', "Matz - \u{307E}\u{3064}\u{3082}\u{3068} \u{3086}\u{304D}\u{3072}\u{308D}") assert_equal('Matz - まつもと ゆきひろ', "Matz - \u{307E 3064 3082 3068 20 3086 304D 3072 308D}") assert_equal("Aoyama Gakuin University - \xE9\x9D\x92\xE5\xB1\xB1\xE5\xAD\xA6\xE9\x99\xA2\xE5\xA4\xA7\xE5\xAD\xA6", "Aoyama Gakuin University - \u9752\u5C71\u5B66\u9662\u5927\u5B66") assert_equal('Aoyama Gakuin University - 青山学院大学', "Aoyama Gakuin University - \u9752\u5C71\u5B66\u9662\u5927\u5B66") assert_equal('青山学院大学', "\u9752\u5C71\u5B66\u9662\u5927\u5B66") assert_equal("Martin D\xC3\xBCrst", "Martin D\u00FCrst") assert_equal('Martin Dürst', "Martin D\u00FCrst") assert_equal('ü', "\u00FC") assert_equal("Martin D\xC3\xBCrst", "Martin D\u{FC}rst") assert_equal('Martin Dürst', "Martin D\u{FC}rst") assert_equal('ü', "\u{FC}") assert_equal('ü', %Q|\u{FC}|) assert_equal('ü', %W{\u{FC}}[0]) # \u escapes in here documents assert_equal('Matz - まつもと ゆきひろ', <) assert_match(eval('/\u{2a}/'), "*") assert_raise(SyntaxError) { eval('/\u{6666}/n') } assert_raise(SyntaxError) { eval('/\u{6666}/e') } assert_raise(SyntaxError) { eval('/\u{6666}/s') } assert_nothing_raised { eval('/\u{6666}/u') } end def test_dynamic_regexp assert_match(Regexp.new("Martin D\\u{FC}rst"), "Martin Dürst") end def test_syntax_variants # all hex digits assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89AB\uCDEF") assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89AB\uCDEF") assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89ab\ucdef") assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89ab\ucdef") assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89aB\uCdEf") assert_equal("\xC4\xA3\xE4\x95\xA7\xE8\xA6\xAB\xEC\xB7\xAF", "\u0123\u4567\u89aB\ucDEF") end def test_fulton # examples from Hal Fulton's book (second edition), chapter 4 # precomposed e'pe'e assert_equal('épée', "\u00E9\u0070\u00E9\u0065") assert_equal('épée', "\u00E9p\u00E9e") assert_equal("\xC3\xA9\x70\xC3\xA9\x65", "\u00E9\u0070\u00E9\u0065") assert_equal("\xC3\xA9\x70\xC3\xA9\x65", "\u00E9p\u00E9e") # decomposed e'pe'e assert_equal('épée', "\u0065\u0301\u0070\u0065\u0301\u0065") assert_equal('épée', "e\u0301pe\u0301e") assert_equal("\x65\xCC\x81\x70\x65\xCC\x81\x65", "\u0065\u0301\u0070\u0065\u0301\u0065") assert_equal("\x65\xCC\x81\x70\x65\xCC\x81\x65", "e\u0301pe\u0301e") # combinations of NFC/D, NFKC/D assert_equal('öffnen', "\u00F6\u0066\u0066\u006E\u0065\u006E") assert_equal("\xC3\xB6ffnen", "\u00F6\u0066\u0066\u006E\u0065\u006E") assert_equal('öffnen', "\u00F6ffnen") assert_equal("\xC3\xB6ffnen", "\u00F6ffnen") assert_equal('öffnen', "\u006F\u0308\u0066\u0066\u006E\u0065\u006E") assert_equal("\x6F\xCC\x88ffnen", "\u006F\u0308\u0066\u0066\u006E\u0065\u006E") assert_equal('öffnen', "o\u0308ffnen") assert_equal("\x6F\xCC\x88ffnen", "o\u0308ffnen") assert_equal('öffnen', "\u00F6\uFB00\u006E\u0065\u006E") assert_equal("\xC3\xB6\xEF\xAC\x80nen", "\u00F6\uFB00\u006E\u0065\u006E") assert_equal('öffnen', "\u00F6\uFB00nen") assert_equal("\xC3\xB6\xEF\xAC\x80nen", "\u00F6\uFB00nen") assert_equal('öffnen', "\u006F\u0308\uFB00\u006E\u0065\u006E") assert_equal("\x6F\xCC\x88\xEF\xAC\x80nen", "\u006F\u0308\uFB00\u006E\u0065\u006E") assert_equal('öffnen', "o\u0308\uFB00nen") assert_equal("\x6F\xCC\x88\xEF\xAC\x80nen", "o\u0308\uFB00nen") # German sharp s (sz) assert_equal('Straße', "\u0053\u0074\u0072\u0061\u00DF\u0065") assert_equal("\x53\x74\x72\x61\xC3\x9F\x65", "\u0053\u0074\u0072\u0061\u00DF\u0065") assert_equal('Straße', "Stra\u00DFe") assert_equal("\x53\x74\x72\x61\xC3\x9F\x65", "Stra\u00DFe") assert_equal('Straße', "\u{53}\u{74}\u{72}\u{61}\u{DF}\u{65}") assert_equal("\x53\x74\x72\x61\xC3\x9F\x65", "\u{53}\u{74}\u{72}\u{61}\u{DF}\u{65}") assert_equal("\x53\x74\x72\x61\xC3\x9F\x65", "\u{53 74 72 61 DF 65}") assert_equal('Straße', "Stra\u{DF}e") assert_equal("\x53\x74\x72\x61\xC3\x9F\x65", "Stra\u{DF}e") end def test_edge_cases # start and end of each outer plane assert_equal("\xF4\x8F\xBF\xBF", "\u{10FFFF}") assert_equal("\xF4\x80\x80\x80", "\u{100000}") assert_equal("\xF3\xBF\xBF\xBF", "\u{FFFFF}") assert_equal("\xF3\xB0\x80\x80", "\u{F0000}") assert_equal("\xF3\xAF\xBF\xBF", "\u{EFFFF}") assert_equal("\xF3\xA0\x80\x80", "\u{E0000}") assert_equal("\xF3\x9F\xBF\xBF", "\u{DFFFF}") assert_equal("\xF3\x90\x80\x80", "\u{D0000}") assert_equal("\xF3\x8F\xBF\xBF", "\u{CFFFF}") assert_equal("\xF3\x80\x80\x80", "\u{C0000}") assert_equal("\xF2\xBF\xBF\xBF", "\u{BFFFF}") assert_equal("\xF2\xB0\x80\x80", "\u{B0000}") assert_equal("\xF2\xAF\xBF\xBF", "\u{AFFFF}") assert_equal("\xF2\xA0\x80\x80", "\u{A0000}") assert_equal("\xF2\x9F\xBF\xBF", "\u{9FFFF}") assert_equal("\xF2\x90\x80\x80", "\u{90000}") assert_equal("\xF2\x8F\xBF\xBF", "\u{8FFFF}") assert_equal("\xF2\x80\x80\x80", "\u{80000}") assert_equal("\xF1\xBF\xBF\xBF", "\u{7FFFF}") assert_equal("\xF1\xB0\x80\x80", "\u{70000}") assert_equal("\xF1\xAF\xBF\xBF", "\u{6FFFF}") assert_equal("\xF1\xA0\x80\x80", "\u{60000}") assert_equal("\xF1\x9F\xBF\xBF", "\u{5FFFF}") assert_equal("\xF1\x90\x80\x80", "\u{50000}") assert_equal("\xF1\x8F\xBF\xBF", "\u{4FFFF}") assert_equal("\xF1\x80\x80\x80", "\u{40000}") assert_equal("\xF0\xBF\xBF\xBF", "\u{3FFFF}") assert_equal("\xF0\xB0\x80\x80", "\u{30000}") assert_equal("\xF0\xAF\xBF\xBF", "\u{2FFFF}") assert_equal("\xF0\xA0\x80\x80", "\u{20000}") assert_equal("\xF0\x9F\xBF\xBF", "\u{1FFFF}") assert_equal("\xF0\x90\x80\x80", "\u{10000}") # BMP assert_equal("\xEF\xBF\xBF", "\uFFFF") assert_equal("\xEE\x80\x80", "\uE000") assert_equal("\xED\x9F\xBF", "\uD7FF") assert_equal("\xE0\xA0\x80", "\u0800") assert_equal("\xDF\xBF", "\u07FF") assert_equal("\xC2\x80", "\u0080") assert_equal("\x7F", "\u007F") assert_equal("\x00", "\u0000") end def test_chars assert_equal(?\u0041, ?A) assert_equal(?\u{79}, ?\x79) assert_equal(?\u{0}, ?\000) assert_equal(?\u0000, ?\000) end # Tests to make sure that disallowed cases fail def test_fail assert_raise(SyntaxError) { eval %q("\uabc") } # too short assert_raise(SyntaxError) { eval %q("\uab") } # too short assert_raise(SyntaxError) { eval %q("\ua") } # too short assert_raise(SyntaxError) { eval %q("\u") } # too short assert_raise(SyntaxError) { eval %q("\u{110000}") } # too high assert_raise(SyntaxError) { eval %q("\u{abcdeff}") } # too long assert_raise(SyntaxError) { eval %q("\ughij") } # bad hex digits assert_raise(SyntaxError) { eval %q("\u{ghij}") } # bad hex digits assert_raise(SyntaxError) { eval %q("\u{123 456 }")} # extra space assert_raise(SyntaxError) { eval %q("\u{ 123 456}")} # extra space assert_raise(SyntaxError) { eval %q("\u{123 456}")} # extra space # The utf-8 encoding object currently does not object to codepoints # in the surrogate blocks, so these do not raise an error. # assert_raise(SyntaxError) { "\uD800" } # surrogate block # assert_raise(SyntaxError) { "\uDCBA" } # surrogate block # assert_raise(SyntaxError) { "\uDFFF" } # surrogate block # assert_raise(SyntaxError) { "\uD847\uDD9A" } # surrogate pair end end '#n289'>289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499