src/test/test-parse-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   Copyright 2013 Thomas H.P. Andersen
   4 ***/
   5
   6 #include <errno.h>
   7 #include <locale.h>
   8 #include <math.h>
   9 #include <sys/socket.h>
  10
  11 #include "alloc-util.h"
  12 #include "errno-list.h"
  13 #include "log.h"
  14 #include "parse-util.h"
  15 #include "string-util.h"
  16
  17 static void test_parse_boolean(void) {
  18         assert_se(parse_boolean("1") == 1);
  19         assert_se(parse_boolean("y") == 1);
  20         assert_se(parse_boolean("Y") == 1);
  21         assert_se(parse_boolean("yes") == 1);
  22         assert_se(parse_boolean("YES") == 1);
  23         assert_se(parse_boolean("true") == 1);
  24         assert_se(parse_boolean("TRUE") == 1);
  25         assert_se(parse_boolean("on") == 1);
  26         assert_se(parse_boolean("ON") == 1);
  27
  28         assert_se(parse_boolean("0") == 0);
  29         assert_se(parse_boolean("n") == 0);
  30         assert_se(parse_boolean("N") == 0);
  31         assert_se(parse_boolean("no") == 0);
  32         assert_se(parse_boolean("NO") == 0);
  33         assert_se(parse_boolean("false") == 0);
  34         assert_se(parse_boolean("FALSE") == 0);
  35         assert_se(parse_boolean("off") == 0);
  36         assert_se(parse_boolean("OFF") == 0);
  37
  38         assert_se(parse_boolean("garbage") < 0);
  39         assert_se(parse_boolean("") < 0);
  40         assert_se(parse_boolean("full") < 0);
  41 }
  42
  43 static void test_parse_pid(void) {
  44         int r;
  45         pid_t pid;
  46
  47         r = parse_pid("100", &pid);
  48         assert_se(r == 0);
  49         assert_se(pid == 100);
  50
  51         r = parse_pid("0x7FFFFFFF", &pid);
  52         assert_se(r == 0);
  53         assert_se(pid == 2147483647);
  54
  55         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  56         r = parse_pid("0", &pid);
  57         assert_se(r == -ERANGE);
  58         assert_se(pid == 65);
  59
  60         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  61         r = parse_pid("-100", &pid);
  62         assert_se(r == -ERANGE);
  63         assert_se(pid == 65);
  64
  65         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  66         r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
  67         assert_se(r == -ERANGE);
  68         assert_se(pid == 65);
  69
  70         r = parse_pid("junk", &pid);
  71         assert_se(r == -EINVAL);
  72
  73         r = parse_pid("", &pid);
  74         assert_se(r == -EINVAL);
  75 }
  76
  77 static void test_parse_mode(void) {
  78         mode_t m;
  79
  80         assert_se(parse_mode("-1", &m) < 0);
  81         assert_se(parse_mode("", &m) < 0);
  82         assert_se(parse_mode("888", &m) < 0);
  83         assert_se(parse_mode("77777", &m) < 0);
  84
  85         assert_se(parse_mode("544", &m) >= 0 && m == 0544);
  86         assert_se(parse_mode("777", &m) >= 0 && m == 0777);
  87         assert_se(parse_mode("7777", &m) >= 0 && m == 07777);
  88         assert_se(parse_mode("0", &m) >= 0 && m == 0);
  89 }
  90
  91 static void test_parse_size(void) {
  92         uint64_t bytes;
  93
  94         assert_se(parse_size("", 1024, &bytes) == -EINVAL);
  95
  96         assert_se(parse_size("111", 1024, &bytes) == 0);
  97         assert_se(bytes == 111);
  98
  99         assert_se(parse_size("111.4", 1024, &bytes) == 0);
 100         assert_se(bytes == 111);
 101
 102         assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
 103         assert_se(bytes == 112);
 104
 105         assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
 106         assert_se(bytes == 112);
 107
 108         assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
 109         assert_se(bytes == 3*1024 + 512);
 110
 111         assert_se(parse_size("3. K", 1024, &bytes) == 0);
 112         assert_se(bytes == 3*1024);
 113
 114         assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
 115         assert_se(bytes == 3*1024);
 116
 117         assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
 118
 119         assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
 120         assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
 121
 122         assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
 123
 124         assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
 125         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
 126
 127         assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
 128         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
 129
 130         assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
 131
 132         assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
 133         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 134
 135         assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
 136         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 137
 138         assert_se(parse_size("12P", 1024, &bytes) == 0);
 139         assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
 140
 141         assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
 142
 143         assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
 144         assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
 145
 146         assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
 147
 148         assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
 149
 150         assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
 151
 152         assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
 153         assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
 154         assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
 155
 156         assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
 157
 158         assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
 159 }
 160
 161 static void test_parse_range(void) {
 162         unsigned lower, upper;
 163
 164         /* Successful cases */
 165         assert_se(parse_range("111", &lower, &upper) == 0);
 166         assert_se(lower == 111);
 167         assert_se(upper == 111);
 168
 169         assert_se(parse_range("111-123", &lower, &upper) == 0);
 170         assert_se(lower == 111);
 171         assert_se(upper == 123);
 172
 173         assert_se(parse_range("123-111", &lower, &upper) == 0);
 174         assert_se(lower == 123);
 175         assert_se(upper == 111);
 176
 177         assert_se(parse_range("123-123", &lower, &upper) == 0);
 178         assert_se(lower == 123);
 179         assert_se(upper == 123);
 180
 181         assert_se(parse_range("0", &lower, &upper) == 0);
 182         assert_se(lower == 0);
 183         assert_se(upper == 0);
 184
 185         assert_se(parse_range("0-15", &lower, &upper) == 0);
 186         assert_se(lower == 0);
 187         assert_se(upper == 15);
 188
 189         assert_se(parse_range("15-0", &lower, &upper) == 0);
 190         assert_se(lower == 15);
 191         assert_se(upper == 0);
 192
 193         assert_se(parse_range("128-65535", &lower, &upper) == 0);
 194         assert_se(lower == 128);
 195         assert_se(upper == 65535);
 196
 197         assert_se(parse_range("1024-4294967295", &lower, &upper) == 0);
 198         assert_se(lower == 1024);
 199         assert_se(upper == 4294967295);
 200
 201         /* Leading whitespace is acceptable */
 202         assert_se(parse_range(" 111", &lower, &upper) == 0);
 203         assert_se(lower == 111);
 204         assert_se(upper == 111);
 205
 206         assert_se(parse_range(" 111-123", &lower, &upper) == 0);
 207         assert_se(lower == 111);
 208         assert_se(upper == 123);
 209
 210         assert_se(parse_range("111- 123", &lower, &upper) == 0);
 211         assert_se(lower == 111);
 212         assert_se(upper == 123);
 213
 214         assert_se(parse_range("\t111-\t123", &lower, &upper) == 0);
 215         assert_se(lower == 111);
 216         assert_se(upper == 123);
 217
 218         assert_se(parse_range(" \t 111- \t 123", &lower, &upper) == 0);
 219         assert_se(lower == 111);
 220         assert_se(upper == 123);
 221
 222         /* Error cases, make sure they fail as expected */
 223         lower = upper = 9999;
 224         assert_se(parse_range("111garbage", &lower, &upper) == -EINVAL);
 225         assert_se(lower == 9999);
 226         assert_se(upper == 9999);
 227
 228         assert_se(parse_range("garbage111", &lower, &upper) == -EINVAL);
 229         assert_se(lower == 9999);
 230         assert_se(upper == 9999);
 231
 232         assert_se(parse_range("garbage", &lower, &upper) == -EINVAL);
 233         assert_se(lower == 9999);
 234         assert_se(upper == 9999);
 235
 236         assert_se(parse_range("111-123garbage", &lower, &upper) == -EINVAL);
 237         assert_se(lower == 9999);
 238         assert_se(upper == 9999);
 239
 240         assert_se(parse_range("111garbage-123", &lower, &upper) == -EINVAL);
 241         assert_se(lower == 9999);
 242         assert_se(upper == 9999);
 243
 244         /* Empty string */
 245         lower = upper = 9999;
 246         assert_se(parse_range("", &lower, &upper) == -EINVAL);
 247         assert_se(lower == 9999);
 248         assert_se(upper == 9999);
 249
 250         /* 111--123 will pass -123 to safe_atou which returns -ERANGE for negative */
 251         assert_se(parse_range("111--123", &lower, &upper) == -ERANGE);
 252         assert_se(lower == 9999);
 253         assert_se(upper == 9999);
 254
 255         assert_se(parse_range("-123", &lower, &upper) == -EINVAL);
 256         assert_se(lower == 9999);
 257         assert_se(upper == 9999);
 258
 259         assert_se(parse_range("-111-123", &lower, &upper) == -EINVAL);
 260         assert_se(lower == 9999);
 261         assert_se(upper == 9999);
 262
 263         assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL);
 264         assert_se(lower == 9999);
 265         assert_se(upper == 9999);
 266
 267         assert_se(parse_range("111.4-123", &lower, &upper) == -EINVAL);
 268         assert_se(lower == 9999);
 269         assert_se(upper == 9999);
 270
 271         assert_se(parse_range("111-123.4", &lower, &upper) == -EINVAL);
 272         assert_se(lower == 9999);
 273         assert_se(upper == 9999);
 274
 275         assert_se(parse_range("111,4-123", &lower, &upper) == -EINVAL);
 276         assert_se(lower == 9999);
 277         assert_se(upper == 9999);
 278
 279         assert_se(parse_range("111-123,4", &lower, &upper) == -EINVAL);
 280         assert_se(lower == 9999);
 281         assert_se(upper == 9999);
 282
 283         /* Error on trailing dash */
 284         assert_se(parse_range("111-", &lower, &upper) == -EINVAL);
 285         assert_se(lower == 9999);
 286         assert_se(upper == 9999);
 287
 288         assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL);
 289         assert_se(lower == 9999);
 290         assert_se(upper == 9999);
 291
 292         assert_se(parse_range("111--", &lower, &upper) == -EINVAL);
 293         assert_se(lower == 9999);
 294         assert_se(upper == 9999);
 295
 296         assert_se(parse_range("111- ", &lower, &upper) == -EINVAL);
 297         assert_se(lower == 9999);
 298         assert_se(upper == 9999);
 299
 300         /* Whitespace is not a separator */
 301         assert_se(parse_range("111 123", &lower, &upper) == -EINVAL);
 302         assert_se(lower == 9999);
 303         assert_se(upper == 9999);
 304
 305         assert_se(parse_range("111\t123", &lower, &upper) == -EINVAL);
 306         assert_se(lower == 9999);
 307         assert_se(upper == 9999);
 308
 309         assert_se(parse_range("111 \t 123", &lower, &upper) == -EINVAL);
 310         assert_se(lower == 9999);
 311         assert_se(upper == 9999);
 312
 313         /* Trailing whitespace is invalid (from safe_atou) */
 314         assert_se(parse_range("111 ", &lower, &upper) == -EINVAL);
 315         assert_se(lower == 9999);
 316         assert_se(upper == 9999);
 317
 318         assert_se(parse_range("111-123 ", &lower, &upper) == -EINVAL);
 319         assert_se(lower == 9999);
 320         assert_se(upper == 9999);
 321
 322         assert_se(parse_range("111 -123", &lower, &upper) == -EINVAL);
 323         assert_se(lower == 9999);
 324         assert_se(upper == 9999);
 325
 326         assert_se(parse_range("111 -123 ", &lower, &upper) == -EINVAL);
 327         assert_se(lower == 9999);
 328         assert_se(upper == 9999);
 329
 330         assert_se(parse_range("111\t-123\t", &lower, &upper) == -EINVAL);
 331         assert_se(lower == 9999);
 332         assert_se(upper == 9999);
 333
 334         assert_se(parse_range("111 \t -123 \t ", &lower, &upper) == -EINVAL);
 335         assert_se(lower == 9999);
 336         assert_se(upper == 9999);
 337
 338         /* Out of the "unsigned" range, this is 1<<64 */
 339         assert_se(parse_range("0-18446744073709551616", &lower, &upper) == -ERANGE);
 340         assert_se(lower == 9999);
 341         assert_se(upper == 9999);
 342 }
 343
 344 static void test_safe_atolli(void) {
 345         int r;
 346         long long l;
 347
 348         r = safe_atolli("12345", &l);
 349         assert_se(r == 0);
 350         assert_se(l == 12345);
 351
 352         r = safe_atolli("  12345", &l);
 353         assert_se(r == 0);
 354         assert_se(l == 12345);
 355
 356         r = safe_atolli("-12345", &l);
 357         assert_se(r == 0);
 358         assert_se(l == -12345);
 359
 360         r = safe_atolli("  -12345", &l);
 361         assert_se(r == 0);
 362         assert_se(l == -12345);
 363
 364         r = safe_atolli("12345678901234567890", &l);
 365         assert_se(r == -ERANGE);
 366
 367         r = safe_atolli("-12345678901234567890", &l);
 368         assert_se(r == -ERANGE);
 369
 370         r = safe_atolli("junk", &l);
 371         assert_se(r == -EINVAL);
 372
 373         r = safe_atolli("123x", &l);
 374         assert_se(r == -EINVAL);
 375
 376         r = safe_atolli("12.3", &l);
 377         assert_se(r == -EINVAL);
 378
 379         r = safe_atolli("", &l);
 380         assert_se(r == -EINVAL);
 381 }
 382
 383 static void test_safe_atou16(void) {
 384         int r;
 385         uint16_t l;
 386
 387         r = safe_atou16("12345", &l);
 388         assert_se(r == 0);
 389         assert_se(l == 12345);
 390
 391         r = safe_atou16("  12345", &l);
 392         assert_se(r == 0);
 393         assert_se(l == 12345);
 394
 395         r = safe_atou16("123456", &l);
 396         assert_se(r == -ERANGE);
 397
 398         r = safe_atou16("-1", &l);
 399         assert_se(r == -ERANGE);
 400
 401         r = safe_atou16("  -1", &l);
 402         assert_se(r == -ERANGE);
 403
 404         r = safe_atou16("junk", &l);
 405         assert_se(r == -EINVAL);
 406
 407         r = safe_atou16("123x", &l);
 408         assert_se(r == -EINVAL);
 409
 410         r = safe_atou16("12.3", &l);
 411         assert_se(r == -EINVAL);
 412
 413         r = safe_atou16("", &l);
 414         assert_se(r == -EINVAL);
 415 }
 416
 417 static void test_safe_atoi16(void) {
 418         int r;
 419         int16_t l;
 420
 421         r = safe_atoi16("-12345", &l);
 422         assert_se(r == 0);
 423         assert_se(l == -12345);
 424
 425         r = safe_atoi16("  -12345", &l);
 426         assert_se(r == 0);
 427         assert_se(l == -12345);
 428
 429         r = safe_atoi16("32767", &l);
 430         assert_se(r == 0);
 431         assert_se(l == 32767);
 432
 433         r = safe_atoi16("  32767", &l);
 434         assert_se(r == 0);
 435         assert_se(l == 32767);
 436
 437         r = safe_atoi16("36536", &l);
 438         assert_se(r == -ERANGE);
 439
 440         r = safe_atoi16("-32769", &l);
 441         assert_se(r == -ERANGE);
 442
 443         r = safe_atoi16("junk", &l);
 444         assert_se(r == -EINVAL);
 445
 446         r = safe_atoi16("123x", &l);
 447         assert_se(r == -EINVAL);
 448
 449         r = safe_atoi16("12.3", &l);
 450         assert_se(r == -EINVAL);
 451
 452         r = safe_atoi16("", &l);
 453         assert_se(r == -EINVAL);
 454 }
 455
 456 static void test_safe_atoux16(void) {
 457         int r;
 458         uint16_t l;
 459
 460         r = safe_atoux16("1234", &l);
 461         assert_se(r == 0);
 462         assert_se(l == 0x1234);
 463
 464         r = safe_atoux16("abcd", &l);
 465         assert_se(r == 0);
 466         assert_se(l == 0xabcd);
 467
 468         r = safe_atoux16("  1234", &l);
 469         assert_se(r == 0);
 470         assert_se(l == 0x1234);
 471
 472         r = safe_atoux16("12345", &l);
 473         assert_se(r == -ERANGE);
 474
 475         r = safe_atoux16("-1", &l);
 476         assert_se(r == -ERANGE);
 477
 478         r = safe_atoux16("  -1", &l);
 479         assert_se(r == -ERANGE);
 480
 481         r = safe_atoux16("junk", &l);
 482         assert_se(r == -EINVAL);
 483
 484         r = safe_atoux16("123x", &l);
 485         assert_se(r == -EINVAL);
 486
 487         r = safe_atoux16("12.3", &l);
 488         assert_se(r == -EINVAL);
 489
 490         r = safe_atoux16("", &l);
 491         assert_se(r == -EINVAL);
 492 }
 493
 494 static void test_safe_atou64(void) {
 495         int r;
 496         uint64_t l;
 497
 498         r = safe_atou64("12345", &l);
 499         assert_se(r == 0);
 500         assert_se(l == 12345);
 501
 502         r = safe_atou64("  12345", &l);
 503         assert_se(r == 0);
 504         assert_se(l == 12345);
 505
 506         r = safe_atou64("18446744073709551617", &l);
 507         assert_se(r == -ERANGE);
 508
 509         r = safe_atou64("-1", &l);
 510         assert_se(r == -ERANGE);
 511
 512         r = safe_atou64("  -1", &l);
 513         assert_se(r == -ERANGE);
 514
 515         r = safe_atou64("junk", &l);
 516         assert_se(r == -EINVAL);
 517
 518         r = safe_atou64("123x", &l);
 519         assert_se(r == -EINVAL);
 520
 521         r = safe_atou64("12.3", &l);
 522         assert_se(r == -EINVAL);
 523
 524         r = safe_atou64("", &l);
 525         assert_se(r == -EINVAL);
 526 }
 527
 528 static void test_safe_atoi64(void) {
 529         int r;
 530         int64_t l;
 531
 532         r = safe_atoi64("-12345", &l);
 533         assert_se(r == 0);
 534         assert_se(l == -12345);
 535
 536         r = safe_atoi64("  -12345", &l);
 537         assert_se(r == 0);
 538         assert_se(l == -12345);
 539
 540         r = safe_atoi64("32767", &l);
 541         assert_se(r == 0);
 542         assert_se(l == 32767);
 543
 544         r = safe_atoi64("  32767", &l);
 545         assert_se(r == 0);
 546         assert_se(l == 32767);
 547
 548         r = safe_atoi64("9223372036854775813", &l);
 549         assert_se(r == -ERANGE);
 550
 551         r = safe_atoi64("-9223372036854775813", &l);
 552         assert_se(r == -ERANGE);
 553
 554         r = safe_atoi64("junk", &l);
 555         assert_se(r == -EINVAL);
 556
 557         r = safe_atoi64("123x", &l);
 558         assert_se(r == -EINVAL);
 559
 560         r = safe_atoi64("12.3", &l);
 561         assert_se(r == -EINVAL);
 562
 563         r = safe_atoi64("", &l);
 564         assert_se(r == -EINVAL);
 565 }
 566
 567 static void test_safe_atod(void) {
 568         int r;
 569         double d;
 570         char *e;
 571
 572         r = safe_atod("junk", &d);
 573         assert_se(r == -EINVAL);
 574
 575         r = safe_atod("0.2244", &d);
 576         assert_se(r == 0);
 577         assert_se(fabs(d - 0.2244) < 0.000001);
 578
 579         r = safe_atod("0,5", &d);
 580         assert_se(r == -EINVAL);
 581
 582         errno = 0;
 583         strtod("0,5", &e);
 584         assert_se(*e == ',');
 585
 586         r = safe_atod("", &d);
 587         assert_se(r == -EINVAL);
 588
 589         /* Check if this really is locale independent */
 590         if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
 591
 592                 r = safe_atod("0.2244", &d);
 593                 assert_se(r == 0);
 594                 assert_se(fabs(d - 0.2244) < 0.000001);
 595
 596                 r = safe_atod("0,5", &d);
 597                 assert_se(r == -EINVAL);
 598
 599                 errno = 0;
 600                 assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
 601
 602                 r = safe_atod("", &d);
 603                 assert_se(r == -EINVAL);
 604         }
 605
 606         /* And check again, reset */
 607         assert_se(setlocale(LC_NUMERIC, "C"));
 608
 609         r = safe_atod("0.2244", &d);
 610         assert_se(r == 0);
 611         assert_se(fabs(d - 0.2244) < 0.000001);
 612
 613         r = safe_atod("0,5", &d);
 614         assert_se(r == -EINVAL);
 615
 616         errno = 0;
 617         strtod("0,5", &e);
 618         assert_se(*e == ',');
 619
 620         r = safe_atod("", &d);
 621         assert_se(r == -EINVAL);
 622 }
 623
 624 static void test_parse_percent(void) {
 625         assert_se(parse_percent("") == -EINVAL);
 626         assert_se(parse_percent("foo") == -EINVAL);
 627         assert_se(parse_percent("0") == -EINVAL);
 628         assert_se(parse_percent("50") == -EINVAL);
 629         assert_se(parse_percent("100") == -EINVAL);
 630         assert_se(parse_percent("-1") == -EINVAL);
 631         assert_se(parse_percent("0%") == 0);
 632         assert_se(parse_percent("55%") == 55);
 633         assert_se(parse_percent("100%") == 100);
 634         assert_se(parse_percent("-7%") == -ERANGE);
 635         assert_se(parse_percent("107%") == -ERANGE);
 636         assert_se(parse_percent("%") == -EINVAL);
 637         assert_se(parse_percent("%%") == -EINVAL);
 638         assert_se(parse_percent("%1") == -EINVAL);
 639         assert_se(parse_percent("1%%") == -EINVAL);
 640         assert_se(parse_percent("3.2%") == -EINVAL);
 641 }
 642
 643 static void test_parse_percent_unbounded(void) {
 644         assert_se(parse_percent_unbounded("101%") == 101);
 645         assert_se(parse_percent_unbounded("400%") == 400);
 646 }
 647
 648 static void test_parse_permille(void) {
 649         assert_se(parse_permille("") == -EINVAL);
 650         assert_se(parse_permille("foo") == -EINVAL);
 651         assert_se(parse_permille("0") == -EINVAL);
 652         assert_se(parse_permille("50") == -EINVAL);
 653         assert_se(parse_permille("100") == -EINVAL);
 654         assert_se(parse_permille("-1") == -EINVAL);
 655
 656         assert_se(parse_permille("0‰") == 0);
 657         assert_se(parse_permille("555‰") == 555);
 658         assert_se(parse_permille("1000‰") == 1000);
 659         assert_se(parse_permille("-7‰") == -ERANGE);
 660         assert_se(parse_permille("1007‰") == -ERANGE);
 661         assert_se(parse_permille("‰") == -EINVAL);
 662         assert_se(parse_permille("‰‰") == -EINVAL);
 663         assert_se(parse_permille("‰1") == -EINVAL);
 664         assert_se(parse_permille("1‰‰") == -EINVAL);
 665         assert_se(parse_permille("3.2‰") == -EINVAL);
 666
 667         assert_se(parse_permille("0%") == 0);
 668         assert_se(parse_permille("55%") == 550);
 669         assert_se(parse_permille("55.5%") == 555);
 670         assert_se(parse_permille("100%") == 1000);
 671         assert_se(parse_permille("-7%") == -ERANGE);
 672         assert_se(parse_permille("107%") == -ERANGE);
 673         assert_se(parse_permille("%") == -EINVAL);
 674         assert_se(parse_permille("%%") == -EINVAL);
 675         assert_se(parse_permille("%1") == -EINVAL);
 676         assert_se(parse_permille("1%%") == -EINVAL);
 677         assert_se(parse_permille("3.21%") == -EINVAL);
 678 }
 679
 680 static void test_parse_permille_unbounded(void) {
 681         assert_se(parse_permille_unbounded("1001‰") == 1001);
 682         assert_se(parse_permille_unbounded("4000‰") == 4000);
 683         assert_se(parse_permille_unbounded("2147483647‰") == 2147483647);
 684         assert_se(parse_permille_unbounded("2147483648‰") == -ERANGE);
 685         assert_se(parse_permille_unbounded("4294967295‰") == -ERANGE);
 686         assert_se(parse_permille_unbounded("4294967296‰") == -ERANGE);
 687
 688         assert_se(parse_permille_unbounded("101%") == 1010);
 689         assert_se(parse_permille_unbounded("400%") == 4000);
 690         assert_se(parse_permille_unbounded("214748364.7%") == 2147483647);
 691         assert_se(parse_permille_unbounded("214748364.8%") == -ERANGE);
 692         assert_se(parse_permille_unbounded("429496729.5%") == -ERANGE);
 693         assert_se(parse_permille_unbounded("429496729.6%") == -ERANGE);
 694 }
 695
 696 static void test_parse_nice(void) {
 697         int n;
 698
 699         assert_se(parse_nice("0", &n) >= 0 && n == 0);
 700         assert_se(parse_nice("+0", &n) >= 0 && n == 0);
 701         assert_se(parse_nice("-1", &n) >= 0 && n == -1);
 702         assert_se(parse_nice("-2", &n) >= 0 && n == -2);
 703         assert_se(parse_nice("1", &n) >= 0 && n == 1);
 704         assert_se(parse_nice("2", &n) >= 0 && n == 2);
 705         assert_se(parse_nice("+1", &n) >= 0 && n == 1);
 706         assert_se(parse_nice("+2", &n) >= 0 && n == 2);
 707         assert_se(parse_nice("-20", &n) >= 0 && n == -20);
 708         assert_se(parse_nice("19", &n) >= 0 && n == 19);
 709         assert_se(parse_nice("+19", &n) >= 0 && n == 19);
 710
 711         assert_se(parse_nice("", &n) == -EINVAL);
 712         assert_se(parse_nice("-", &n) == -EINVAL);
 713         assert_se(parse_nice("+", &n) == -EINVAL);
 714         assert_se(parse_nice("xx", &n) == -EINVAL);
 715         assert_se(parse_nice("-50", &n) == -ERANGE);
 716         assert_se(parse_nice("50", &n) == -ERANGE);
 717         assert_se(parse_nice("+50", &n) == -ERANGE);
 718         assert_se(parse_nice("-21", &n) == -ERANGE);
 719         assert_se(parse_nice("20", &n) == -ERANGE);
 720         assert_se(parse_nice("+20", &n) == -ERANGE);
 721 }
 722
 723 static void test_parse_dev(void) {
 724         dev_t dev;
 725
 726         assert_se(parse_dev("", &dev) == -EINVAL);
 727         assert_se(parse_dev("junk", &dev) == -EINVAL);
 728         assert_se(parse_dev("0", &dev) == -EINVAL);
 729         assert_se(parse_dev("5", &dev) == -EINVAL);
 730         assert_se(parse_dev("5:", &dev) == -EINVAL);
 731         assert_se(parse_dev(":5", &dev) == -EINVAL);
 732 #if SIZEOF_DEV_T < 8
 733         assert_se(parse_dev("4294967295:4294967295", &dev) == -EINVAL);
 734 #endif
 735         assert_se(parse_dev("8:11", &dev) >= 0 && major(dev) == 8 && minor(dev) == 11);
 736 }
 737
 738 static void test_parse_errno(void) {
 739         assert_se(parse_errno("EILSEQ") == EILSEQ);
 740         assert_se(parse_errno("EINVAL") == EINVAL);
 741         assert_se(parse_errno("0") == 0);
 742         assert_se(parse_errno("1") == 1);
 743         assert_se(parse_errno("4095") == 4095);
 744
 745         assert_se(parse_errno("-1") == -ERANGE);
 746         assert_se(parse_errno("-3") == -ERANGE);
 747         assert_se(parse_errno("4096") == -ERANGE);
 748
 749         assert_se(parse_errno("") == -EINVAL);
 750         assert_se(parse_errno("12.3") == -EINVAL);
 751         assert_se(parse_errno("123junk") == -EINVAL);
 752         assert_se(parse_errno("junk123") == -EINVAL);
 753         assert_se(parse_errno("255EILSEQ") == -EINVAL);
 754         assert_se(parse_errno("EINVAL12") == -EINVAL);
 755         assert_se(parse_errno("-EINVAL") == -EINVAL);
 756         assert_se(parse_errno("EINVALaaa") == -EINVAL);
 757 }
 758
 759 static void test_parse_syscall_and_errno(void) {
 760         _cleanup_free_ char *n = NULL;
 761         int e;
 762
 763         assert_se(parse_syscall_and_errno("uname:EILSEQ", &n, &e) >= 0);
 764         assert_se(streq(n, "uname"));
 765         assert_se(e == errno_from_name("EILSEQ") && e >= 0);
 766         n = mfree(n);
 767
 768         assert_se(parse_syscall_and_errno("uname:EINVAL", &n, &e) >= 0);
 769         assert_se(streq(n, "uname"));
 770         assert_se(e == errno_from_name("EINVAL") && e >= 0);
 771         n = mfree(n);
 772
 773         assert_se(parse_syscall_and_errno("@sync:4095", &n, &e) >= 0);
 774         assert_se(streq(n, "@sync"));
 775         assert_se(e == 4095);
 776         n = mfree(n);
 777
 778         /* If errno is omitted, then e is set to -1 */
 779         assert_se(parse_syscall_and_errno("mount", &n, &e) >= 0);
 780         assert_se(streq(n, "mount"));
 781         assert_se(e == -1);
 782         n = mfree(n);
 783
 784         /* parse_syscall_and_errno() does not check the syscall name is valid or not. */
 785         assert_se(parse_syscall_and_errno("hoge:255", &n, &e) >= 0);
 786         assert_se(streq(n, "hoge"));
 787         assert_se(e == 255);
 788         n = mfree(n);
 789
 790         /* The function checks the syscall name is empty or not. */
 791         assert_se(parse_syscall_and_errno("", &n, &e) == -EINVAL);
 792         assert_se(parse_syscall_and_errno(":255", &n, &e) == -EINVAL);
 793
 794         /* errno must be a valid errno name or number between 0 and ERRNO_MAX == 4095 */
 795         assert_se(parse_syscall_and_errno("hoge:4096", &n, &e) == -ERANGE);
 796         assert_se(parse_syscall_and_errno("hoge:-3", &n, &e) == -ERANGE);
 797         assert_se(parse_syscall_and_errno("hoge:12.3", &n, &e) == -EINVAL);
 798         assert_se(parse_syscall_and_errno("hoge:123junk", &n, &e) == -EINVAL);
 799         assert_se(parse_syscall_and_errno("hoge:junk123", &n, &e) == -EINVAL);
 800         assert_se(parse_syscall_and_errno("hoge:255:EILSEQ", &n, &e) == -EINVAL);
 801         assert_se(parse_syscall_and_errno("hoge:-EINVAL", &n, &e) == -EINVAL);
 802         assert_se(parse_syscall_and_errno("hoge:EINVALaaa", &n, &e) == -EINVAL);
 803         assert_se(parse_syscall_and_errno("hoge:", &n, &e) == -EINVAL);
 804 }
 805
 806 static void test_parse_mtu(void) {
 807         uint32_t mtu = 0;
 808
 809         assert_se(parse_mtu(AF_UNSPEC, "1500", &mtu) >= 0 && mtu == 1500);
 810         assert_se(parse_mtu(AF_UNSPEC, "1400", &mtu) >= 0 && mtu == 1400);
 811         assert_se(parse_mtu(AF_UNSPEC, "65535", &mtu) >= 0 && mtu == 65535);
 812         assert_se(parse_mtu(AF_UNSPEC, "65536", &mtu) >= 0 && mtu == 65536);
 813         assert_se(parse_mtu(AF_UNSPEC, "4294967295", &mtu) >= 0 && mtu == 4294967295);
 814         assert_se(parse_mtu(AF_UNSPEC, "500", &mtu) >= 0 && mtu == 500);
 815         assert_se(parse_mtu(AF_UNSPEC, "1280", &mtu) >= 0 && mtu == 1280);
 816         assert_se(parse_mtu(AF_INET6, "1280", &mtu) >= 0 && mtu == 1280);
 817         assert_se(parse_mtu(AF_INET6, "1279", &mtu) == -ERANGE);
 818         assert_se(parse_mtu(AF_UNSPEC, "4294967296", &mtu) == -ERANGE);
 819         assert_se(parse_mtu(AF_INET6, "4294967296", &mtu) == -ERANGE);
 820         assert_se(parse_mtu(AF_INET6, "68", &mtu) == -ERANGE);
 821         assert_se(parse_mtu(AF_UNSPEC, "68", &mtu) >= 0 && mtu == 68);
 822         assert_se(parse_mtu(AF_UNSPEC, "67", &mtu) == -ERANGE);
 823         assert_se(parse_mtu(AF_UNSPEC, "0", &mtu) == -ERANGE);
 824         assert_se(parse_mtu(AF_UNSPEC, "", &mtu) == -EINVAL);
 825 }
 826
 827 int main(int argc, char *argv[]) {
 828         log_parse_environment();
 829         log_open();
 830
 831         test_parse_boolean();
 832         test_parse_pid();
 833         test_parse_mode();
 834         test_parse_size();
 835         test_parse_range();
 836         test_safe_atolli();
 837         test_safe_atou16();
 838         test_safe_atoi16();
 839         test_safe_atoux16();
 840         test_safe_atou64();
 841         test_safe_atoi64();
 842         test_safe_atod();
 843         test_parse_percent();
 844         test_parse_percent_unbounded();
 845         test_parse_permille();
 846         test_parse_permille_unbounded();
 847         test_parse_nice();
 848         test_parse_dev();
 849         test_parse_errno();
 850         test_parse_syscall_and_errno();
 851         test_parse_mtu();
 852
 853         return 0;
 854 }