src/test/test-parse-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   Copyright 2010 Lennart Poettering
   4   Copyright 2013 Thomas H.P. Andersen
   5 ***/
   6
   7 #include <errno.h>
   8 #include <locale.h>
   9 #include <math.h>
  10 #include <sys/socket.h>
  11
  12 #include "alloc-util.h"
  13 #include "errno-list.h"
  14 #include "log.h"
  15 #include "parse-util.h"
  16 #include "string-util.h"
  17
  18 static void test_parse_boolean(void) {
  19         assert_se(parse_boolean("1") == 1);
  20         assert_se(parse_boolean("y") == 1);
  21         assert_se(parse_boolean("Y") == 1);
  22         assert_se(parse_boolean("yes") == 1);
  23         assert_se(parse_boolean("YES") == 1);
  24         assert_se(parse_boolean("true") == 1);
  25         assert_se(parse_boolean("TRUE") == 1);
  26         assert_se(parse_boolean("on") == 1);
  27         assert_se(parse_boolean("ON") == 1);
  28
  29         assert_se(parse_boolean("0") == 0);
  30         assert_se(parse_boolean("n") == 0);
  31         assert_se(parse_boolean("N") == 0);
  32         assert_se(parse_boolean("no") == 0);
  33         assert_se(parse_boolean("NO") == 0);
  34         assert_se(parse_boolean("false") == 0);
  35         assert_se(parse_boolean("FALSE") == 0);
  36         assert_se(parse_boolean("off") == 0);
  37         assert_se(parse_boolean("OFF") == 0);
  38
  39         assert_se(parse_boolean("garbage") < 0);
  40         assert_se(parse_boolean("") < 0);
  41         assert_se(parse_boolean("full") < 0);
  42 }
  43
  44 static void test_parse_pid(void) {
  45         int r;
  46         pid_t pid;
  47
  48         r = parse_pid("100", &pid);
  49         assert_se(r == 0);
  50         assert_se(pid == 100);
  51
  52         r = parse_pid("0x7FFFFFFF", &pid);
  53         assert_se(r == 0);
  54         assert_se(pid == 2147483647);
  55
  56         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  57         r = parse_pid("0", &pid);
  58         assert_se(r == -ERANGE);
  59         assert_se(pid == 65);
  60
  61         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  62         r = parse_pid("-100", &pid);
  63         assert_se(r == -ERANGE);
  64         assert_se(pid == 65);
  65
  66         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  67         r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
  68         assert_se(r == -ERANGE);
  69         assert_se(pid == 65);
  70
  71         r = parse_pid("junk", &pid);
  72         assert_se(r == -EINVAL);
  73
  74         r = parse_pid("", &pid);
  75         assert_se(r == -EINVAL);
  76 }
  77
  78 static void test_parse_mode(void) {
  79         mode_t m;
  80
  81         assert_se(parse_mode("-1", &m) < 0);
  82         assert_se(parse_mode("", &m) < 0);
  83         assert_se(parse_mode("888", &m) < 0);
  84         assert_se(parse_mode("77777", &m) < 0);
  85
  86         assert_se(parse_mode("544", &m) >= 0 && m == 0544);
  87         assert_se(parse_mode("777", &m) >= 0 && m == 0777);
  88         assert_se(parse_mode("7777", &m) >= 0 && m == 07777);
  89         assert_se(parse_mode("0", &m) >= 0 && m == 0);
  90 }
  91
  92 static void test_parse_size(void) {
  93         uint64_t bytes;
  94
  95         assert_se(parse_size("", 1024, &bytes) == -EINVAL);
  96
  97         assert_se(parse_size("111", 1024, &bytes) == 0);
  98         assert_se(bytes == 111);
  99
 100         assert_se(parse_size("111.4", 1024, &bytes) == 0);
 101         assert_se(bytes == 111);
 102
 103         assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
 104         assert_se(bytes == 112);
 105
 106         assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
 107         assert_se(bytes == 112);
 108
 109         assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
 110         assert_se(bytes == 3*1024 + 512);
 111
 112         assert_se(parse_size("3. K", 1024, &bytes) == 0);
 113         assert_se(bytes == 3*1024);
 114
 115         assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
 116         assert_se(bytes == 3*1024);
 117
 118         assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
 119
 120         assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
 121         assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
 122
 123         assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
 124
 125         assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
 126         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
 127
 128         assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
 129         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
 130
 131         assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
 132
 133         assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
 134         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 135
 136         assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
 137         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 138
 139         assert_se(parse_size("12P", 1024, &bytes) == 0);
 140         assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
 141
 142         assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
 143
 144         assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
 145         assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
 146
 147         assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
 148
 149         assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
 150
 151         assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
 152
 153         assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
 154         assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
 155         assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
 156
 157         assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
 158
 159         assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
 160 }
 161
 162 static void test_parse_range(void) {
 163         unsigned lower, upper;
 164
 165         /* Successful cases */
 166         assert_se(parse_range("111", &lower, &upper) == 0);
 167         assert_se(lower == 111);
 168         assert_se(upper == 111);
 169
 170         assert_se(parse_range("111-123", &lower, &upper) == 0);
 171         assert_se(lower == 111);
 172         assert_se(upper == 123);
 173
 174         assert_se(parse_range("123-111", &lower, &upper) == 0);
 175         assert_se(lower == 123);
 176         assert_se(upper == 111);
 177
 178         assert_se(parse_range("123-123", &lower, &upper) == 0);
 179         assert_se(lower == 123);
 180         assert_se(upper == 123);
 181
 182         assert_se(parse_range("0", &lower, &upper) == 0);
 183         assert_se(lower == 0);
 184         assert_se(upper == 0);
 185
 186         assert_se(parse_range("0-15", &lower, &upper) == 0);
 187         assert_se(lower == 0);
 188         assert_se(upper == 15);
 189
 190         assert_se(parse_range("15-0", &lower, &upper) == 0);
 191         assert_se(lower == 15);
 192         assert_se(upper == 0);
 193
 194         assert_se(parse_range("128-65535", &lower, &upper) == 0);
 195         assert_se(lower == 128);
 196         assert_se(upper == 65535);
 197
 198         assert_se(parse_range("1024-4294967295", &lower, &upper) == 0);
 199         assert_se(lower == 1024);
 200         assert_se(upper == 4294967295);
 201
 202         /* Leading whitespace is acceptable */
 203         assert_se(parse_range(" 111", &lower, &upper) == 0);
 204         assert_se(lower == 111);
 205         assert_se(upper == 111);
 206
 207         assert_se(parse_range(" 111-123", &lower, &upper) == 0);
 208         assert_se(lower == 111);
 209         assert_se(upper == 123);
 210
 211         assert_se(parse_range("111- 123", &lower, &upper) == 0);
 212         assert_se(lower == 111);
 213         assert_se(upper == 123);
 214
 215         assert_se(parse_range("\t111-\t123", &lower, &upper) == 0);
 216         assert_se(lower == 111);
 217         assert_se(upper == 123);
 218
 219         assert_se(parse_range(" \t 111- \t 123", &lower, &upper) == 0);
 220         assert_se(lower == 111);
 221         assert_se(upper == 123);
 222
 223         /* Error cases, make sure they fail as expected */
 224         lower = upper = 9999;
 225         assert_se(parse_range("111garbage", &lower, &upper) == -EINVAL);
 226         assert_se(lower == 9999);
 227         assert_se(upper == 9999);
 228
 229         assert_se(parse_range("garbage111", &lower, &upper) == -EINVAL);
 230         assert_se(lower == 9999);
 231         assert_se(upper == 9999);
 232
 233         assert_se(parse_range("garbage", &lower, &upper) == -EINVAL);
 234         assert_se(lower == 9999);
 235         assert_se(upper == 9999);
 236
 237         assert_se(parse_range("111-123garbage", &lower, &upper) == -EINVAL);
 238         assert_se(lower == 9999);
 239         assert_se(upper == 9999);
 240
 241         assert_se(parse_range("111garbage-123", &lower, &upper) == -EINVAL);
 242         assert_se(lower == 9999);
 243         assert_se(upper == 9999);
 244
 245         /* Empty string */
 246         lower = upper = 9999;
 247         assert_se(parse_range("", &lower, &upper) == -EINVAL);
 248         assert_se(lower == 9999);
 249         assert_se(upper == 9999);
 250
 251         /* 111--123 will pass -123 to safe_atou which returns -ERANGE for negative */
 252         assert_se(parse_range("111--123", &lower, &upper) == -ERANGE);
 253         assert_se(lower == 9999);
 254         assert_se(upper == 9999);
 255
 256         assert_se(parse_range("-123", &lower, &upper) == -EINVAL);
 257         assert_se(lower == 9999);
 258         assert_se(upper == 9999);
 259
 260         assert_se(parse_range("-111-123", &lower, &upper) == -EINVAL);
 261         assert_se(lower == 9999);
 262         assert_se(upper == 9999);
 263
 264         assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL);
 265         assert_se(lower == 9999);
 266         assert_se(upper == 9999);
 267
 268         assert_se(parse_range("111.4-123", &lower, &upper) == -EINVAL);
 269         assert_se(lower == 9999);
 270         assert_se(upper == 9999);
 271
 272         assert_se(parse_range("111-123.4", &lower, &upper) == -EINVAL);
 273         assert_se(lower == 9999);
 274         assert_se(upper == 9999);
 275
 276         assert_se(parse_range("111,4-123", &lower, &upper) == -EINVAL);
 277         assert_se(lower == 9999);
 278         assert_se(upper == 9999);
 279
 280         assert_se(parse_range("111-123,4", &lower, &upper) == -EINVAL);
 281         assert_se(lower == 9999);
 282         assert_se(upper == 9999);
 283
 284         /* Error on trailing dash */
 285         assert_se(parse_range("111-", &lower, &upper) == -EINVAL);
 286         assert_se(lower == 9999);
 287         assert_se(upper == 9999);
 288
 289         assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL);
 290         assert_se(lower == 9999);
 291         assert_se(upper == 9999);
 292
 293         assert_se(parse_range("111--", &lower, &upper) == -EINVAL);
 294         assert_se(lower == 9999);
 295         assert_se(upper == 9999);
 296
 297         assert_se(parse_range("111- ", &lower, &upper) == -EINVAL);
 298         assert_se(lower == 9999);
 299         assert_se(upper == 9999);
 300
 301         /* Whitespace is not a separator */
 302         assert_se(parse_range("111 123", &lower, &upper) == -EINVAL);
 303         assert_se(lower == 9999);
 304         assert_se(upper == 9999);
 305
 306         assert_se(parse_range("111\t123", &lower, &upper) == -EINVAL);
 307         assert_se(lower == 9999);
 308         assert_se(upper == 9999);
 309
 310         assert_se(parse_range("111 \t 123", &lower, &upper) == -EINVAL);
 311         assert_se(lower == 9999);
 312         assert_se(upper == 9999);
 313
 314         /* Trailing whitespace is invalid (from safe_atou) */
 315         assert_se(parse_range("111 ", &lower, &upper) == -EINVAL);
 316         assert_se(lower == 9999);
 317         assert_se(upper == 9999);
 318
 319         assert_se(parse_range("111-123 ", &lower, &upper) == -EINVAL);
 320         assert_se(lower == 9999);
 321         assert_se(upper == 9999);
 322
 323         assert_se(parse_range("111 -123", &lower, &upper) == -EINVAL);
 324         assert_se(lower == 9999);
 325         assert_se(upper == 9999);
 326
 327         assert_se(parse_range("111 -123 ", &lower, &upper) == -EINVAL);
 328         assert_se(lower == 9999);
 329         assert_se(upper == 9999);
 330
 331         assert_se(parse_range("111\t-123\t", &lower, &upper) == -EINVAL);
 332         assert_se(lower == 9999);
 333         assert_se(upper == 9999);
 334
 335         assert_se(parse_range("111 \t -123 \t ", &lower, &upper) == -EINVAL);
 336         assert_se(lower == 9999);
 337         assert_se(upper == 9999);
 338
 339         /* Out of the "unsigned" range, this is 1<<64 */
 340         assert_se(parse_range("0-18446744073709551616", &lower, &upper) == -ERANGE);
 341         assert_se(lower == 9999);
 342         assert_se(upper == 9999);
 343 }
 344
 345 static void test_safe_atolli(void) {
 346         int r;
 347         long long l;
 348
 349         r = safe_atolli("12345", &l);
 350         assert_se(r == 0);
 351         assert_se(l == 12345);
 352
 353         r = safe_atolli("  12345", &l);
 354         assert_se(r == 0);
 355         assert_se(l == 12345);
 356
 357         r = safe_atolli("-12345", &l);
 358         assert_se(r == 0);
 359         assert_se(l == -12345);
 360
 361         r = safe_atolli("  -12345", &l);
 362         assert_se(r == 0);
 363         assert_se(l == -12345);
 364
 365         r = safe_atolli("12345678901234567890", &l);
 366         assert_se(r == -ERANGE);
 367
 368         r = safe_atolli("-12345678901234567890", &l);
 369         assert_se(r == -ERANGE);
 370
 371         r = safe_atolli("junk", &l);
 372         assert_se(r == -EINVAL);
 373
 374         r = safe_atolli("123x", &l);
 375         assert_se(r == -EINVAL);
 376
 377         r = safe_atolli("12.3", &l);
 378         assert_se(r == -EINVAL);
 379
 380         r = safe_atolli("", &l);
 381         assert_se(r == -EINVAL);
 382 }
 383
 384 static void test_safe_atou16(void) {
 385         int r;
 386         uint16_t l;
 387
 388         r = safe_atou16("12345", &l);
 389         assert_se(r == 0);
 390         assert_se(l == 12345);
 391
 392         r = safe_atou16("  12345", &l);
 393         assert_se(r == 0);
 394         assert_se(l == 12345);
 395
 396         r = safe_atou16("123456", &l);
 397         assert_se(r == -ERANGE);
 398
 399         r = safe_atou16("-1", &l);
 400         assert_se(r == -ERANGE);
 401
 402         r = safe_atou16("  -1", &l);
 403         assert_se(r == -ERANGE);
 404
 405         r = safe_atou16("junk", &l);
 406         assert_se(r == -EINVAL);
 407
 408         r = safe_atou16("123x", &l);
 409         assert_se(r == -EINVAL);
 410
 411         r = safe_atou16("12.3", &l);
 412         assert_se(r == -EINVAL);
 413
 414         r = safe_atou16("", &l);
 415         assert_se(r == -EINVAL);
 416 }
 417
 418 static void test_safe_atoi16(void) {
 419         int r;
 420         int16_t l;
 421
 422         r = safe_atoi16("-12345", &l);
 423         assert_se(r == 0);
 424         assert_se(l == -12345);
 425
 426         r = safe_atoi16("  -12345", &l);
 427         assert_se(r == 0);
 428         assert_se(l == -12345);
 429
 430         r = safe_atoi16("32767", &l);
 431         assert_se(r == 0);
 432         assert_se(l == 32767);
 433
 434         r = safe_atoi16("  32767", &l);
 435         assert_se(r == 0);
 436         assert_se(l == 32767);
 437
 438         r = safe_atoi16("36536", &l);
 439         assert_se(r == -ERANGE);
 440
 441         r = safe_atoi16("-32769", &l);
 442         assert_se(r == -ERANGE);
 443
 444         r = safe_atoi16("junk", &l);
 445         assert_se(r == -EINVAL);
 446
 447         r = safe_atoi16("123x", &l);
 448         assert_se(r == -EINVAL);
 449
 450         r = safe_atoi16("12.3", &l);
 451         assert_se(r == -EINVAL);
 452
 453         r = safe_atoi16("", &l);
 454         assert_se(r == -EINVAL);
 455 }
 456
 457 static void test_safe_atoux16(void) {
 458         int r;
 459         uint16_t l;
 460
 461         r = safe_atoux16("1234", &l);
 462         assert_se(r == 0);
 463         assert_se(l == 0x1234);
 464
 465         r = safe_atoux16("abcd", &l);
 466         assert_se(r == 0);
 467         assert_se(l == 0xabcd);
 468
 469         r = safe_atoux16("  1234", &l);
 470         assert_se(r == 0);
 471         assert_se(l == 0x1234);
 472
 473         r = safe_atoux16("12345", &l);
 474         assert_se(r == -ERANGE);
 475
 476         r = safe_atoux16("-1", &l);
 477         assert_se(r == -ERANGE);
 478
 479         r = safe_atoux16("  -1", &l);
 480         assert_se(r == -ERANGE);
 481
 482         r = safe_atoux16("junk", &l);
 483         assert_se(r == -EINVAL);
 484
 485         r = safe_atoux16("123x", &l);
 486         assert_se(r == -EINVAL);
 487
 488         r = safe_atoux16("12.3", &l);
 489         assert_se(r == -EINVAL);
 490
 491         r = safe_atoux16("", &l);
 492         assert_se(r == -EINVAL);
 493 }
 494
 495 static void test_safe_atou64(void) {
 496         int r;
 497         uint64_t l;
 498
 499         r = safe_atou64("12345", &l);
 500         assert_se(r == 0);
 501         assert_se(l == 12345);
 502
 503         r = safe_atou64("  12345", &l);
 504         assert_se(r == 0);
 505         assert_se(l == 12345);
 506
 507         r = safe_atou64("18446744073709551617", &l);
 508         assert_se(r == -ERANGE);
 509
 510         r = safe_atou64("-1", &l);
 511         assert_se(r == -ERANGE);
 512
 513         r = safe_atou64("  -1", &l);
 514         assert_se(r == -ERANGE);
 515
 516         r = safe_atou64("junk", &l);
 517         assert_se(r == -EINVAL);
 518
 519         r = safe_atou64("123x", &l);
 520         assert_se(r == -EINVAL);
 521
 522         r = safe_atou64("12.3", &l);
 523         assert_se(r == -EINVAL);
 524
 525         r = safe_atou64("", &l);
 526         assert_se(r == -EINVAL);
 527 }
 528
 529 static void test_safe_atoi64(void) {
 530         int r;
 531         int64_t l;
 532
 533         r = safe_atoi64("-12345", &l);
 534         assert_se(r == 0);
 535         assert_se(l == -12345);
 536
 537         r = safe_atoi64("  -12345", &l);
 538         assert_se(r == 0);
 539         assert_se(l == -12345);
 540
 541         r = safe_atoi64("32767", &l);
 542         assert_se(r == 0);
 543         assert_se(l == 32767);
 544
 545         r = safe_atoi64("  32767", &l);
 546         assert_se(r == 0);
 547         assert_se(l == 32767);
 548
 549         r = safe_atoi64("9223372036854775813", &l);
 550         assert_se(r == -ERANGE);
 551
 552         r = safe_atoi64("-9223372036854775813", &l);
 553         assert_se(r == -ERANGE);
 554
 555         r = safe_atoi64("junk", &l);
 556         assert_se(r == -EINVAL);
 557
 558         r = safe_atoi64("123x", &l);
 559         assert_se(r == -EINVAL);
 560
 561         r = safe_atoi64("12.3", &l);
 562         assert_se(r == -EINVAL);
 563
 564         r = safe_atoi64("", &l);
 565         assert_se(r == -EINVAL);
 566 }
 567
 568 static void test_safe_atod(void) {
 569         int r;
 570         double d;
 571         char *e;
 572
 573         r = safe_atod("junk", &d);
 574         assert_se(r == -EINVAL);
 575
 576         r = safe_atod("0.2244", &d);
 577         assert_se(r == 0);
 578         assert_se(fabs(d - 0.2244) < 0.000001);
 579
 580         r = safe_atod("0,5", &d);
 581         assert_se(r == -EINVAL);
 582
 583         errno = 0;
 584         strtod("0,5", &e);
 585         assert_se(*e == ',');
 586
 587         r = safe_atod("", &d);
 588         assert_se(r == -EINVAL);
 589
 590         /* Check if this really is locale independent */
 591         if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
 592
 593                 r = safe_atod("0.2244", &d);
 594                 assert_se(r == 0);
 595                 assert_se(fabs(d - 0.2244) < 0.000001);
 596
 597                 r = safe_atod("0,5", &d);
 598                 assert_se(r == -EINVAL);
 599
 600                 errno = 0;
 601                 assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
 602
 603                 r = safe_atod("", &d);
 604                 assert_se(r == -EINVAL);
 605         }
 606
 607         /* And check again, reset */
 608         assert_se(setlocale(LC_NUMERIC, "C"));
 609
 610         r = safe_atod("0.2244", &d);
 611         assert_se(r == 0);
 612         assert_se(fabs(d - 0.2244) < 0.000001);
 613
 614         r = safe_atod("0,5", &d);
 615         assert_se(r == -EINVAL);
 616
 617         errno = 0;
 618         strtod("0,5", &e);
 619         assert_se(*e == ',');
 620
 621         r = safe_atod("", &d);
 622         assert_se(r == -EINVAL);
 623 }
 624
 625 static void test_parse_percent(void) {
 626         assert_se(parse_percent("") == -EINVAL);
 627         assert_se(parse_percent("foo") == -EINVAL);
 628         assert_se(parse_percent("0") == -EINVAL);
 629         assert_se(parse_percent("50") == -EINVAL);
 630         assert_se(parse_percent("100") == -EINVAL);
 631         assert_se(parse_percent("-1") == -EINVAL);
 632         assert_se(parse_percent("0%") == 0);
 633         assert_se(parse_percent("55%") == 55);
 634         assert_se(parse_percent("100%") == 100);
 635         assert_se(parse_percent("-7%") == -ERANGE);
 636         assert_se(parse_percent("107%") == -ERANGE);
 637         assert_se(parse_percent("%") == -EINVAL);
 638         assert_se(parse_percent("%%") == -EINVAL);
 639         assert_se(parse_percent("%1") == -EINVAL);
 640         assert_se(parse_percent("1%%") == -EINVAL);
 641         assert_se(parse_percent("3.2%") == -EINVAL);
 642 }
 643
 644 static void test_parse_percent_unbounded(void) {
 645         assert_se(parse_percent_unbounded("101%") == 101);
 646         assert_se(parse_percent_unbounded("400%") == 400);
 647 }
 648
 649 static void test_parse_permille(void) {
 650         assert_se(parse_permille("") == -EINVAL);
 651         assert_se(parse_permille("foo") == -EINVAL);
 652         assert_se(parse_permille("0") == -EINVAL);
 653         assert_se(parse_permille("50") == -EINVAL);
 654         assert_se(parse_permille("100") == -EINVAL);
 655         assert_se(parse_permille("-1") == -EINVAL);
 656
 657         assert_se(parse_permille("0‰") == 0);
 658         assert_se(parse_permille("555‰") == 555);
 659         assert_se(parse_permille("1000‰") == 1000);
 660         assert_se(parse_permille("-7‰") == -ERANGE);
 661         assert_se(parse_permille("1007‰") == -ERANGE);
 662         assert_se(parse_permille("‰") == -EINVAL);
 663         assert_se(parse_permille("‰‰") == -EINVAL);
 664         assert_se(parse_permille("‰1") == -EINVAL);
 665         assert_se(parse_permille("1‰‰") == -EINVAL);
 666         assert_se(parse_permille("3.2‰") == -EINVAL);
 667
 668         assert_se(parse_permille("0%") == 0);
 669         assert_se(parse_permille("55%") == 550);
 670         assert_se(parse_permille("55.5%") == 555);
 671         assert_se(parse_permille("100%") == 1000);
 672         assert_se(parse_permille("-7%") == -ERANGE);
 673         assert_se(parse_permille("107%") == -ERANGE);
 674         assert_se(parse_permille("%") == -EINVAL);
 675         assert_se(parse_permille("%%") == -EINVAL);
 676         assert_se(parse_permille("%1") == -EINVAL);
 677         assert_se(parse_permille("1%%") == -EINVAL);
 678         assert_se(parse_permille("3.21%") == -EINVAL);
 679 }
 680
 681 static void test_parse_permille_unbounded(void) {
 682         assert_se(parse_permille_unbounded("1001‰") == 1001);
 683         assert_se(parse_permille_unbounded("4000‰") == 4000);
 684         assert_se(parse_permille_unbounded("2147483647‰") == 2147483647);
 685         assert_se(parse_permille_unbounded("2147483648‰") == -ERANGE);
 686         assert_se(parse_permille_unbounded("4294967295‰") == -ERANGE);
 687         assert_se(parse_permille_unbounded("4294967296‰") == -ERANGE);
 688
 689         assert_se(parse_permille_unbounded("101%") == 1010);
 690         assert_se(parse_permille_unbounded("400%") == 4000);
 691         assert_se(parse_permille_unbounded("214748364.7%") == 2147483647);
 692         assert_se(parse_permille_unbounded("214748364.8%") == -ERANGE);
 693         assert_se(parse_permille_unbounded("429496729.5%") == -ERANGE);
 694         assert_se(parse_permille_unbounded("429496729.6%") == -ERANGE);
 695 }
 696
 697 static void test_parse_nice(void) {
 698         int n;
 699
 700         assert_se(parse_nice("0", &n) >= 0 && n == 0);
 701         assert_se(parse_nice("+0", &n) >= 0 && n == 0);
 702         assert_se(parse_nice("-1", &n) >= 0 && n == -1);
 703         assert_se(parse_nice("-2", &n) >= 0 && n == -2);
 704         assert_se(parse_nice("1", &n) >= 0 && n == 1);
 705         assert_se(parse_nice("2", &n) >= 0 && n == 2);
 706         assert_se(parse_nice("+1", &n) >= 0 && n == 1);
 707         assert_se(parse_nice("+2", &n) >= 0 && n == 2);
 708         assert_se(parse_nice("-20", &n) >= 0 && n == -20);
 709         assert_se(parse_nice("19", &n) >= 0 && n == 19);
 710         assert_se(parse_nice("+19", &n) >= 0 && n == 19);
 711
 712         assert_se(parse_nice("", &n) == -EINVAL);
 713         assert_se(parse_nice("-", &n) == -EINVAL);
 714         assert_se(parse_nice("+", &n) == -EINVAL);
 715         assert_se(parse_nice("xx", &n) == -EINVAL);
 716         assert_se(parse_nice("-50", &n) == -ERANGE);
 717         assert_se(parse_nice("50", &n) == -ERANGE);
 718         assert_se(parse_nice("+50", &n) == -ERANGE);
 719         assert_se(parse_nice("-21", &n) == -ERANGE);
 720         assert_se(parse_nice("20", &n) == -ERANGE);
 721         assert_se(parse_nice("+20", &n) == -ERANGE);
 722 }
 723
 724 static void test_parse_dev(void) {
 725         dev_t dev;
 726
 727         assert_se(parse_dev("", &dev) == -EINVAL);
 728         assert_se(parse_dev("junk", &dev) == -EINVAL);
 729         assert_se(parse_dev("0", &dev) == -EINVAL);
 730         assert_se(parse_dev("5", &dev) == -EINVAL);
 731         assert_se(parse_dev("5:", &dev) == -EINVAL);
 732         assert_se(parse_dev(":5", &dev) == -EINVAL);
 733 #if SIZEOF_DEV_T < 8
 734         assert_se(parse_dev("4294967295:4294967295", &dev) == -EINVAL);
 735 #endif
 736         assert_se(parse_dev("8:11", &dev) >= 0 && major(dev) == 8 && minor(dev) == 11);
 737 }
 738
 739 static void test_parse_errno(void) {
 740         assert_se(parse_errno("EILSEQ") == EILSEQ);
 741         assert_se(parse_errno("EINVAL") == EINVAL);
 742         assert_se(parse_errno("0") == 0);
 743         assert_se(parse_errno("1") == 1);
 744         assert_se(parse_errno("4095") == 4095);
 745
 746         assert_se(parse_errno("-1") == -ERANGE);
 747         assert_se(parse_errno("-3") == -ERANGE);
 748         assert_se(parse_errno("4096") == -ERANGE);
 749
 750         assert_se(parse_errno("") == -EINVAL);
 751         assert_se(parse_errno("12.3") == -EINVAL);
 752         assert_se(parse_errno("123junk") == -EINVAL);
 753         assert_se(parse_errno("junk123") == -EINVAL);
 754         assert_se(parse_errno("255EILSEQ") == -EINVAL);
 755         assert_se(parse_errno("EINVAL12") == -EINVAL);
 756         assert_se(parse_errno("-EINVAL") == -EINVAL);
 757         assert_se(parse_errno("EINVALaaa") == -EINVAL);
 758 }
 759
 760 static void test_parse_syscall_and_errno(void) {
 761         _cleanup_free_ char *n = NULL;
 762         int e;
 763
 764         assert_se(parse_syscall_and_errno("uname:EILSEQ", &n, &e) >= 0);
 765         assert_se(streq(n, "uname"));
 766         assert_se(e == errno_from_name("EILSEQ") && e >= 0);
 767         n = mfree(n);
 768
 769         assert_se(parse_syscall_and_errno("uname:EINVAL", &n, &e) >= 0);
 770         assert_se(streq(n, "uname"));
 771         assert_se(e == errno_from_name("EINVAL") && e >= 0);
 772         n = mfree(n);
 773
 774         assert_se(parse_syscall_and_errno("@sync:4095", &n, &e) >= 0);
 775         assert_se(streq(n, "@sync"));
 776         assert_se(e == 4095);
 777         n = mfree(n);
 778
 779         /* If errno is omitted, then e is set to -1 */
 780         assert_se(parse_syscall_and_errno("mount", &n, &e) >= 0);
 781         assert_se(streq(n, "mount"));
 782         assert_se(e == -1);
 783         n = mfree(n);
 784
 785         /* parse_syscall_and_errno() does not check the syscall name is valid or not. */
 786         assert_se(parse_syscall_and_errno("hoge:255", &n, &e) >= 0);
 787         assert_se(streq(n, "hoge"));
 788         assert_se(e == 255);
 789         n = mfree(n);
 790
 791         /* The function checks the syscall name is empty or not. */
 792         assert_se(parse_syscall_and_errno("", &n, &e) == -EINVAL);
 793         assert_se(parse_syscall_and_errno(":255", &n, &e) == -EINVAL);
 794
 795         /* errno must be a valid errno name or number between 0 and ERRNO_MAX == 4095 */
 796         assert_se(parse_syscall_and_errno("hoge:4096", &n, &e) == -ERANGE);
 797         assert_se(parse_syscall_and_errno("hoge:-3", &n, &e) == -ERANGE);
 798         assert_se(parse_syscall_and_errno("hoge:12.3", &n, &e) == -EINVAL);
 799         assert_se(parse_syscall_and_errno("hoge:123junk", &n, &e) == -EINVAL);
 800         assert_se(parse_syscall_and_errno("hoge:junk123", &n, &e) == -EINVAL);
 801         assert_se(parse_syscall_and_errno("hoge:255:EILSEQ", &n, &e) == -EINVAL);
 802         assert_se(parse_syscall_and_errno("hoge:-EINVAL", &n, &e) == -EINVAL);
 803         assert_se(parse_syscall_and_errno("hoge:EINVALaaa", &n, &e) == -EINVAL);
 804         assert_se(parse_syscall_and_errno("hoge:", &n, &e) == -EINVAL);
 805 }
 806
 807 static void test_parse_mtu(void) {
 808         uint32_t mtu = 0;
 809
 810         assert_se(parse_mtu(AF_UNSPEC, "1500", &mtu) >= 0 && mtu == 1500);
 811         assert_se(parse_mtu(AF_UNSPEC, "1400", &mtu) >= 0 && mtu == 1400);
 812         assert_se(parse_mtu(AF_UNSPEC, "65535", &mtu) >= 0 && mtu == 65535);
 813         assert_se(parse_mtu(AF_UNSPEC, "65536", &mtu) >= 0 && mtu == 65536);
 814         assert_se(parse_mtu(AF_UNSPEC, "4294967295", &mtu) >= 0 && mtu == 4294967295);
 815         assert_se(parse_mtu(AF_UNSPEC, "500", &mtu) >= 0 && mtu == 500);
 816         assert_se(parse_mtu(AF_UNSPEC, "1280", &mtu) >= 0 && mtu == 1280);
 817         assert_se(parse_mtu(AF_INET6, "1280", &mtu) >= 0 && mtu == 1280);
 818         assert_se(parse_mtu(AF_INET6, "1279", &mtu) == -ERANGE);
 819         assert_se(parse_mtu(AF_UNSPEC, "4294967296", &mtu) == -ERANGE);
 820         assert_se(parse_mtu(AF_INET6, "4294967296", &mtu) == -ERANGE);
 821         assert_se(parse_mtu(AF_INET6, "68", &mtu) == -ERANGE);
 822         assert_se(parse_mtu(AF_UNSPEC, "68", &mtu) >= 0 && mtu == 68);
 823         assert_se(parse_mtu(AF_UNSPEC, "67", &mtu) == -ERANGE);
 824         assert_se(parse_mtu(AF_UNSPEC, "0", &mtu) == -ERANGE);
 825         assert_se(parse_mtu(AF_UNSPEC, "", &mtu) == -EINVAL);
 826 }
 827
 828 int main(int argc, char *argv[]) {
 829         log_parse_environment();
 830         log_open();
 831
 832         test_parse_boolean();
 833         test_parse_pid();
 834         test_parse_mode();
 835         test_parse_size();
 836         test_parse_range();
 837         test_safe_atolli();
 838         test_safe_atou16();
 839         test_safe_atoi16();
 840         test_safe_atoux16();
 841         test_safe_atou64();
 842         test_safe_atoi64();
 843         test_safe_atod();
 844         test_parse_percent();
 845         test_parse_percent_unbounded();
 846         test_parse_permille();
 847         test_parse_permille_unbounded();
 848         test_parse_nice();
 849         test_parse_dev();
 850         test_parse_errno();
 851         test_parse_syscall_and_errno();
 852         test_parse_mtu();
 853
 854         return 0;
 855 }