src/test/test-parse-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <errno.h>
   4 #include <locale.h>
   5 #include <math.h>
   6 #include <sys/socket.h>
   7
   8 #include "alloc-util.h"
   9 #include "errno-list.h"
  10 #include "log.h"
  11 #include "parse-util.h"
  12 #include "string-util.h"
  13
  14 static void test_parse_boolean(void) {
  15         assert_se(parse_boolean("1") == 1);
  16         assert_se(parse_boolean("y") == 1);
  17         assert_se(parse_boolean("Y") == 1);
  18         assert_se(parse_boolean("yes") == 1);
  19         assert_se(parse_boolean("YES") == 1);
  20         assert_se(parse_boolean("true") == 1);
  21         assert_se(parse_boolean("TRUE") == 1);
  22         assert_se(parse_boolean("on") == 1);
  23         assert_se(parse_boolean("ON") == 1);
  24
  25         assert_se(parse_boolean("0") == 0);
  26         assert_se(parse_boolean("n") == 0);
  27         assert_se(parse_boolean("N") == 0);
  28         assert_se(parse_boolean("no") == 0);
  29         assert_se(parse_boolean("NO") == 0);
  30         assert_se(parse_boolean("false") == 0);
  31         assert_se(parse_boolean("FALSE") == 0);
  32         assert_se(parse_boolean("off") == 0);
  33         assert_se(parse_boolean("OFF") == 0);
  34
  35         assert_se(parse_boolean("garbage") < 0);
  36         assert_se(parse_boolean("") < 0);
  37         assert_se(parse_boolean("full") < 0);
  38 }
  39
  40 static void test_parse_pid(void) {
  41         int r;
  42         pid_t pid;
  43
  44         r = parse_pid("100", &pid);
  45         assert_se(r == 0);
  46         assert_se(pid == 100);
  47
  48         r = parse_pid("0x7FFFFFFF", &pid);
  49         assert_se(r == 0);
  50         assert_se(pid == 2147483647);
  51
  52         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  53         r = parse_pid("0", &pid);
  54         assert_se(r == -ERANGE);
  55         assert_se(pid == 65);
  56
  57         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  58         r = parse_pid("-100", &pid);
  59         assert_se(r == -ERANGE);
  60         assert_se(pid == 65);
  61
  62         pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
  63         r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
  64         assert_se(r == -ERANGE);
  65         assert_se(pid == 65);
  66
  67         r = parse_pid("junk", &pid);
  68         assert_se(r == -EINVAL);
  69
  70         r = parse_pid("", &pid);
  71         assert_se(r == -EINVAL);
  72 }
  73
  74 static void test_parse_mode(void) {
  75         mode_t m;
  76
  77         assert_se(parse_mode("-1", &m) < 0);
  78         assert_se(parse_mode("+1", &m) < 0);
  79         assert_se(parse_mode("", &m) < 0);
  80         assert_se(parse_mode("888", &m) < 0);
  81         assert_se(parse_mode("77777", &m) < 0);
  82
  83         assert_se(parse_mode("544", &m) >= 0 && m == 0544);
  84         assert_se(parse_mode("0544", &m) >= 0 && m == 0544);
  85         assert_se(parse_mode("00544", &m) >= 0 && m == 0544);
  86         assert_se(parse_mode("777", &m) >= 0 && m == 0777);
  87         assert_se(parse_mode("0777", &m) >= 0 && m == 0777);
  88         assert_se(parse_mode("00777", &m) >= 0 && m == 0777);
  89         assert_se(parse_mode("7777", &m) >= 0 && m == 07777);
  90         assert_se(parse_mode("07777", &m) >= 0 && m == 07777);
  91         assert_se(parse_mode("007777", &m) >= 0 && m == 07777);
  92         assert_se(parse_mode("0", &m) >= 0 && m == 0);
  93         assert_se(parse_mode(" 1", &m) >= 0 && m == 1);
  94 }
  95
  96 static void test_parse_size(void) {
  97         uint64_t bytes;
  98
  99         assert_se(parse_size("", 1024, &bytes) == -EINVAL);
 100
 101         assert_se(parse_size("111", 1024, &bytes) == 0);
 102         assert_se(bytes == 111);
 103
 104         assert_se(parse_size("111.4", 1024, &bytes) == 0);
 105         assert_se(bytes == 111);
 106
 107         assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
 108         assert_se(bytes == 112);
 109
 110         assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
 111         assert_se(bytes == 112);
 112
 113         assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
 114         assert_se(bytes == 3*1024 + 512);
 115
 116         assert_se(parse_size("3. K", 1024, &bytes) == 0);
 117         assert_se(bytes == 3*1024);
 118
 119         assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
 120         assert_se(bytes == 3*1024);
 121
 122         assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
 123
 124         assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
 125         assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
 126
 127         assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
 128
 129         assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
 130         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
 131
 132         assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
 133         assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
 134
 135         assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
 136
 137         assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
 138         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 139
 140         assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
 141         assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
 142
 143         assert_se(parse_size("12P", 1024, &bytes) == 0);
 144         assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
 145
 146         assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
 147
 148         assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
 149         assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
 150
 151         assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
 152
 153         assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
 154
 155         assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
 156
 157         assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
 158         assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
 159         assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
 160
 161         assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
 162
 163         assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
 164 }
 165
 166 static void test_parse_range(void) {
 167         unsigned lower, upper;
 168
 169         /* Successful cases */
 170         assert_se(parse_range("111", &lower, &upper) == 0);
 171         assert_se(lower == 111);
 172         assert_se(upper == 111);
 173
 174         assert_se(parse_range("111-123", &lower, &upper) == 0);
 175         assert_se(lower == 111);
 176         assert_se(upper == 123);
 177
 178         assert_se(parse_range("123-111", &lower, &upper) == 0);
 179         assert_se(lower == 123);
 180         assert_se(upper == 111);
 181
 182         assert_se(parse_range("123-123", &lower, &upper) == 0);
 183         assert_se(lower == 123);
 184         assert_se(upper == 123);
 185
 186         assert_se(parse_range("0", &lower, &upper) == 0);
 187         assert_se(lower == 0);
 188         assert_se(upper == 0);
 189
 190         assert_se(parse_range("0-15", &lower, &upper) == 0);
 191         assert_se(lower == 0);
 192         assert_se(upper == 15);
 193
 194         assert_se(parse_range("15-0", &lower, &upper) == 0);
 195         assert_se(lower == 15);
 196         assert_se(upper == 0);
 197
 198         assert_se(parse_range("128-65535", &lower, &upper) == 0);
 199         assert_se(lower == 128);
 200         assert_se(upper == 65535);
 201
 202         assert_se(parse_range("1024-4294967295", &lower, &upper) == 0);
 203         assert_se(lower == 1024);
 204         assert_se(upper == 4294967295);
 205
 206         /* Leading whitespace is acceptable */
 207         assert_se(parse_range(" 111", &lower, &upper) == 0);
 208         assert_se(lower == 111);
 209         assert_se(upper == 111);
 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("111- 123", &lower, &upper) == 0);
 216         assert_se(lower == 111);
 217         assert_se(upper == 123);
 218
 219         assert_se(parse_range("\t111-\t123", &lower, &upper) == 0);
 220         assert_se(lower == 111);
 221         assert_se(upper == 123);
 222
 223         assert_se(parse_range(" \t 111- \t 123", &lower, &upper) == 0);
 224         assert_se(lower == 111);
 225         assert_se(upper == 123);
 226
 227         /* Error cases, make sure they fail as expected */
 228         lower = upper = 9999;
 229         assert_se(parse_range("111garbage", &lower, &upper) == -EINVAL);
 230         assert_se(lower == 9999);
 231         assert_se(upper == 9999);
 232
 233         assert_se(parse_range("garbage111", &lower, &upper) == -EINVAL);
 234         assert_se(lower == 9999);
 235         assert_se(upper == 9999);
 236
 237         assert_se(parse_range("garbage", &lower, &upper) == -EINVAL);
 238         assert_se(lower == 9999);
 239         assert_se(upper == 9999);
 240
 241         assert_se(parse_range("111-123garbage", &lower, &upper) == -EINVAL);
 242         assert_se(lower == 9999);
 243         assert_se(upper == 9999);
 244
 245         assert_se(parse_range("111garbage-123", &lower, &upper) == -EINVAL);
 246         assert_se(lower == 9999);
 247         assert_se(upper == 9999);
 248
 249         /* Empty string */
 250         lower = upper = 9999;
 251         assert_se(parse_range("", &lower, &upper) == -EINVAL);
 252         assert_se(lower == 9999);
 253         assert_se(upper == 9999);
 254
 255         /* 111--123 will pass -123 to safe_atou which returns -ERANGE for negative */
 256         assert_se(parse_range("111--123", &lower, &upper) == -ERANGE);
 257         assert_se(lower == 9999);
 258         assert_se(upper == 9999);
 259
 260         assert_se(parse_range("-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("111-123-", &lower, &upper) == -EINVAL);
 269         assert_se(lower == 9999);
 270         assert_se(upper == 9999);
 271
 272         assert_se(parse_range("111.4-123", &lower, &upper) == -EINVAL);
 273         assert_se(lower == 9999);
 274         assert_se(upper == 9999);
 275
 276         assert_se(parse_range("111-123.4", &lower, &upper) == -EINVAL);
 277         assert_se(lower == 9999);
 278         assert_se(upper == 9999);
 279
 280         assert_se(parse_range("111,4-123", &lower, &upper) == -EINVAL);
 281         assert_se(lower == 9999);
 282         assert_se(upper == 9999);
 283
 284         assert_se(parse_range("111-123,4", &lower, &upper) == -EINVAL);
 285         assert_se(lower == 9999);
 286         assert_se(upper == 9999);
 287
 288         /* Error on trailing dash */
 289         assert_se(parse_range("111-", &lower, &upper) == -EINVAL);
 290         assert_se(lower == 9999);
 291         assert_se(upper == 9999);
 292
 293         assert_se(parse_range("111-123-", &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         assert_se(parse_range("111- ", &lower, &upper) == -EINVAL);
 302         assert_se(lower == 9999);
 303         assert_se(upper == 9999);
 304
 305         /* Whitespace is not a separator */
 306         assert_se(parse_range("111 123", &lower, &upper) == -EINVAL);
 307         assert_se(lower == 9999);
 308         assert_se(upper == 9999);
 309
 310         assert_se(parse_range("111\t123", &lower, &upper) == -EINVAL);
 311         assert_se(lower == 9999);
 312         assert_se(upper == 9999);
 313
 314         assert_se(parse_range("111 \t 123", &lower, &upper) == -EINVAL);
 315         assert_se(lower == 9999);
 316         assert_se(upper == 9999);
 317
 318         /* Trailing whitespace is invalid (from safe_atou) */
 319         assert_se(parse_range("111 ", &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 -123 ", &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         assert_se(parse_range("111 \t -123 \t ", &lower, &upper) == -EINVAL);
 340         assert_se(lower == 9999);
 341         assert_se(upper == 9999);
 342
 343         /* Out of the "unsigned" range, this is 1<<64 */
 344         assert_se(parse_range("0-18446744073709551616", &lower, &upper) == -ERANGE);
 345         assert_se(lower == 9999);
 346         assert_se(upper == 9999);
 347 }
 348
 349 static void test_safe_atolli(void) {
 350         int r;
 351         long long l;
 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("  -12345", &l);
 366         assert_se(r == 0);
 367         assert_se(l == -12345);
 368
 369         r = safe_atolli("0x5", &l);
 370         assert_se(r == 0);
 371         assert_se(l == 5);
 372
 373         r = safe_atolli("0o6", &l);
 374         assert_se(r == 0);
 375         assert_se(l == 6);
 376
 377         r = safe_atolli("0B101", &l);
 378         assert_se(r == 0);
 379         assert_se(l == 5);
 380
 381         r = safe_atolli("12345678901234567890", &l);
 382         assert_se(r == -ERANGE);
 383
 384         r = safe_atolli("-12345678901234567890", &l);
 385         assert_se(r == -ERANGE);
 386
 387         r = safe_atolli("junk", &l);
 388         assert_se(r == -EINVAL);
 389
 390         r = safe_atolli("123x", &l);
 391         assert_se(r == -EINVAL);
 392
 393         r = safe_atolli("12.3", &l);
 394         assert_se(r == -EINVAL);
 395
 396         r = safe_atolli("", &l);
 397         assert_se(r == -EINVAL);
 398 }
 399
 400 static void test_safe_atou16(void) {
 401         int r;
 402         uint16_t l;
 403
 404         r = safe_atou16("12345", &l);
 405         assert_se(r == 0);
 406         assert_se(l == 12345);
 407
 408         r = safe_atou16("  12345", &l);
 409         assert_se(r == 0);
 410         assert_se(l == 12345);
 411
 412         r = safe_atou16("123456", &l);
 413         assert_se(r == -ERANGE);
 414
 415         r = safe_atou16("-1", &l);
 416         assert_se(r == -ERANGE);
 417
 418         r = safe_atou16("  -1", &l);
 419         assert_se(r == -ERANGE);
 420
 421         r = safe_atou16("junk", &l);
 422         assert_se(r == -EINVAL);
 423
 424         r = safe_atou16("123x", &l);
 425         assert_se(r == -EINVAL);
 426
 427         r = safe_atou16("12.3", &l);
 428         assert_se(r == -EINVAL);
 429
 430         r = safe_atou16("", &l);
 431         assert_se(r == -EINVAL);
 432 }
 433
 434 static void test_safe_atoi16(void) {
 435         int r;
 436         int16_t l;
 437
 438         r = safe_atoi16("-12345", &l);
 439         assert_se(r == 0);
 440         assert_se(l == -12345);
 441
 442         r = safe_atoi16("  -12345", &l);
 443         assert_se(r == 0);
 444         assert_se(l == -12345);
 445
 446         r = safe_atoi16("32767", &l);
 447         assert_se(r == 0);
 448         assert_se(l == 32767);
 449
 450         r = safe_atoi16("  32767", &l);
 451         assert_se(r == 0);
 452         assert_se(l == 32767);
 453
 454         r = safe_atoi16("0o11", &l);
 455         assert_se(r == 0);
 456         assert_se(l == 9);
 457
 458         r = safe_atoi16("0B110", &l);
 459         assert_se(r == 0);
 460         assert_se(l == 6);
 461
 462         r = safe_atoi16("36536", &l);
 463         assert_se(r == -ERANGE);
 464
 465         r = safe_atoi16("-32769", &l);
 466         assert_se(r == -ERANGE);
 467
 468         r = safe_atoi16("junk", &l);
 469         assert_se(r == -EINVAL);
 470
 471         r = safe_atoi16("123x", &l);
 472         assert_se(r == -EINVAL);
 473
 474         r = safe_atoi16("12.3", &l);
 475         assert_se(r == -EINVAL);
 476
 477         r = safe_atoi16("", &l);
 478         assert_se(r == -EINVAL);
 479 }
 480
 481 static void test_safe_atoux16(void) {
 482         int r;
 483         uint16_t l;
 484
 485         r = safe_atoux16("1234", &l);
 486         assert_se(r == 0);
 487         assert_se(l == 0x1234);
 488
 489         r = safe_atoux16("abcd", &l);
 490         assert_se(r == 0);
 491         assert_se(l == 0xabcd);
 492
 493         r = safe_atoux16("  1234", &l);
 494         assert_se(r == 0);
 495         assert_se(l == 0x1234);
 496
 497         r = safe_atoux16("12345", &l);
 498         assert_se(r == -ERANGE);
 499
 500         r = safe_atoux16("-1", &l);
 501         assert_se(r == -ERANGE);
 502
 503         r = safe_atoux16("  -1", &l);
 504         assert_se(r == -ERANGE);
 505
 506         r = safe_atoux16("0b1", &l);
 507         assert_se(r == 0);
 508         assert_se(l == 177);
 509
 510         r = safe_atoux16("0o70", &l);
 511         assert_se(r == -EINVAL);
 512
 513         r = safe_atoux16("junk", &l);
 514         assert_se(r == -EINVAL);
 515
 516         r = safe_atoux16("123x", &l);
 517         assert_se(r == -EINVAL);
 518
 519         r = safe_atoux16("12.3", &l);
 520         assert_se(r == -EINVAL);
 521
 522         r = safe_atoux16("", &l);
 523         assert_se(r == -EINVAL);
 524 }
 525
 526 static void test_safe_atou64(void) {
 527         int r;
 528         uint64_t l;
 529
 530         r = safe_atou64("12345", &l);
 531         assert_se(r == 0);
 532         assert_se(l == 12345);
 533
 534         r = safe_atou64("  12345", &l);
 535         assert_se(r == 0);
 536         assert_se(l == 12345);
 537
 538         r = safe_atou64("0o11", &l);
 539         assert_se(r == 0);
 540         assert_se(l == 9);
 541
 542         r = safe_atou64("0b11", &l);
 543         assert_se(r == 0);
 544         assert_se(l == 3);
 545
 546         r = safe_atou64("18446744073709551617", &l);
 547         assert_se(r == -ERANGE);
 548
 549         r = safe_atou64("-1", &l);
 550         assert_se(r == -ERANGE);
 551
 552         r = safe_atou64("  -1", &l);
 553         assert_se(r == -ERANGE);
 554
 555         r = safe_atou64("junk", &l);
 556         assert_se(r == -EINVAL);
 557
 558         r = safe_atou64("123x", &l);
 559         assert_se(r == -EINVAL);
 560
 561         r = safe_atou64("12.3", &l);
 562         assert_se(r == -EINVAL);
 563
 564         r = safe_atou64("", &l);
 565         assert_se(r == -EINVAL);
 566 }
 567
 568 static void test_safe_atoi64(void) {
 569         int r;
 570         int64_t l;
 571
 572         r = safe_atoi64("-12345", &l);
 573         assert_se(r == 0);
 574         assert_se(l == -12345);
 575
 576         r = safe_atoi64("  -12345", &l);
 577         assert_se(r == 0);
 578         assert_se(l == -12345);
 579
 580         r = safe_atoi64("32767", &l);
 581         assert_se(r == 0);
 582         assert_se(l == 32767);
 583
 584         r = safe_atoi64("  32767", &l);
 585         assert_se(r == 0);
 586         assert_se(l == 32767);
 587
 588         r = safe_atoi64("  0o20", &l);
 589         assert_se(r == 0);
 590         assert_se(l == 16);
 591
 592         r = safe_atoi64("  0b01010", &l);
 593         assert_se(r == 0);
 594         assert_se(l == 10);
 595
 596         r = safe_atoi64("9223372036854775813", &l);
 597         assert_se(r == -ERANGE);
 598
 599         r = safe_atoi64("-9223372036854775813", &l);
 600         assert_se(r == -ERANGE);
 601
 602         r = safe_atoi64("junk", &l);
 603         assert_se(r == -EINVAL);
 604
 605         r = safe_atoi64("123x", &l);
 606         assert_se(r == -EINVAL);
 607
 608         r = safe_atoi64("12.3", &l);
 609         assert_se(r == -EINVAL);
 610
 611         r = safe_atoi64("", &l);
 612         assert_se(r == -EINVAL);
 613 }
 614
 615 static void test_safe_atoux64(void) {
 616         int r;
 617         uint64_t l;
 618
 619         r = safe_atoux64("12345", &l);
 620         assert_se(r == 0);
 621         assert_se(l == 0x12345);
 622
 623         r = safe_atoux64("  12345", &l);
 624         assert_se(r == 0);
 625         assert_se(l == 0x12345);
 626
 627         r = safe_atoux64("0x12345", &l);
 628         assert_se(r == 0);
 629         assert_se(l == 0x12345);
 630
 631         r = safe_atoux64("0b11011", &l);
 632         assert_se(r == 0);
 633         assert_se(l == 11603985);
 634
 635         r = safe_atoux64("0o11011", &l);
 636         assert_se(r == -EINVAL);
 637
 638         r = safe_atoux64("18446744073709551617", &l);
 639         assert_se(r == -ERANGE);
 640
 641         r = safe_atoux64("-1", &l);
 642         assert_se(r == -ERANGE);
 643
 644         r = safe_atoux64("  -1", &l);
 645         assert_se(r == -ERANGE);
 646
 647         r = safe_atoux64("junk", &l);
 648         assert_se(r == -EINVAL);
 649
 650         r = safe_atoux64("123x", &l);
 651         assert_se(r == -EINVAL);
 652
 653         r = safe_atoux64("12.3", &l);
 654         assert_se(r == -EINVAL);
 655
 656         r = safe_atoux64("", &l);
 657         assert_se(r == -EINVAL);
 658 }
 659
 660 static void test_safe_atod(void) {
 661         int r;
 662         double d;
 663         char *e;
 664
 665         r = safe_atod("junk", &d);
 666         assert_se(r == -EINVAL);
 667
 668         r = safe_atod("0.2244", &d);
 669         assert_se(r == 0);
 670         assert_se(fabs(d - 0.2244) < 0.000001);
 671
 672         r = safe_atod("0,5", &d);
 673         assert_se(r == -EINVAL);
 674
 675         errno = 0;
 676         strtod("0,5", &e);
 677         assert_se(*e == ',');
 678
 679         r = safe_atod("", &d);
 680         assert_se(r == -EINVAL);
 681
 682         /* Check if this really is locale independent */
 683         if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
 684
 685                 r = safe_atod("0.2244", &d);
 686                 assert_se(r == 0);
 687                 assert_se(fabs(d - 0.2244) < 0.000001);
 688
 689                 r = safe_atod("0,5", &d);
 690                 assert_se(r == -EINVAL);
 691
 692                 errno = 0;
 693                 assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
 694
 695                 r = safe_atod("", &d);
 696                 assert_se(r == -EINVAL);
 697         }
 698
 699         /* And check again, reset */
 700         assert_se(setlocale(LC_NUMERIC, "C"));
 701
 702         r = safe_atod("0.2244", &d);
 703         assert_se(r == 0);
 704         assert_se(fabs(d - 0.2244) < 0.000001);
 705
 706         r = safe_atod("0,5", &d);
 707         assert_se(r == -EINVAL);
 708
 709         errno = 0;
 710         strtod("0,5", &e);
 711         assert_se(*e == ',');
 712
 713         r = safe_atod("", &d);
 714         assert_se(r == -EINVAL);
 715 }
 716
 717 static void test_parse_percent(void) {
 718         assert_se(parse_percent("") == -EINVAL);
 719         assert_se(parse_percent("foo") == -EINVAL);
 720         assert_se(parse_percent("0") == -EINVAL);
 721         assert_se(parse_percent("50") == -EINVAL);
 722         assert_se(parse_percent("100") == -EINVAL);
 723         assert_se(parse_percent("-1") == -EINVAL);
 724         assert_se(parse_percent("0%") == 0);
 725         assert_se(parse_percent("55%") == 55);
 726         assert_se(parse_percent("100%") == 100);
 727         assert_se(parse_percent("-7%") == -ERANGE);
 728         assert_se(parse_percent("107%") == -ERANGE);
 729         assert_se(parse_percent("%") == -EINVAL);
 730         assert_se(parse_percent("%%") == -EINVAL);
 731         assert_se(parse_percent("%1") == -EINVAL);
 732         assert_se(parse_percent("1%%") == -EINVAL);
 733         assert_se(parse_percent("3.2%") == -EINVAL);
 734 }
 735
 736 static void test_parse_percent_unbounded(void) {
 737         assert_se(parse_percent_unbounded("101%") == 101);
 738         assert_se(parse_percent_unbounded("400%") == 400);
 739 }
 740
 741 static void test_parse_permille(void) {
 742         assert_se(parse_permille("") == -EINVAL);
 743         assert_se(parse_permille("foo") == -EINVAL);
 744         assert_se(parse_permille("0") == -EINVAL);
 745         assert_se(parse_permille("50") == -EINVAL);
 746         assert_se(parse_permille("100") == -EINVAL);
 747         assert_se(parse_permille("-1") == -EINVAL);
 748
 749         assert_se(parse_permille("0‰") == 0);
 750         assert_se(parse_permille("555‰") == 555);
 751         assert_se(parse_permille("1000‰") == 1000);
 752         assert_se(parse_permille("-7‰") == -ERANGE);
 753         assert_se(parse_permille("1007‰") == -ERANGE);
 754         assert_se(parse_permille("‰") == -EINVAL);
 755         assert_se(parse_permille("‰‰") == -EINVAL);
 756         assert_se(parse_permille("‰1") == -EINVAL);
 757         assert_se(parse_permille("1‰‰") == -EINVAL);
 758         assert_se(parse_permille("3.2‰") == -EINVAL);
 759
 760         assert_se(parse_permille("0%") == 0);
 761         assert_se(parse_permille("55%") == 550);
 762         assert_se(parse_permille("55.5%") == 555);
 763         assert_se(parse_permille("100%") == 1000);
 764         assert_se(parse_permille("-7%") == -ERANGE);
 765         assert_se(parse_permille("107%") == -ERANGE);
 766         assert_se(parse_permille("%") == -EINVAL);
 767         assert_se(parse_permille("%%") == -EINVAL);
 768         assert_se(parse_permille("%1") == -EINVAL);
 769         assert_se(parse_permille("1%%") == -EINVAL);
 770         assert_se(parse_permille("3.21%") == -EINVAL);
 771 }
 772
 773 static void test_parse_permille_unbounded(void) {
 774         assert_se(parse_permille_unbounded("1001‰") == 1001);
 775         assert_se(parse_permille_unbounded("4000‰") == 4000);
 776         assert_se(parse_permille_unbounded("2147483647‰") == 2147483647);
 777         assert_se(parse_permille_unbounded("2147483648‰") == -ERANGE);
 778         assert_se(parse_permille_unbounded("4294967295‰") == -ERANGE);
 779         assert_se(parse_permille_unbounded("4294967296‰") == -ERANGE);
 780
 781         assert_se(parse_permille_unbounded("101%") == 1010);
 782         assert_se(parse_permille_unbounded("400%") == 4000);
 783         assert_se(parse_permille_unbounded("214748364.7%") == 2147483647);
 784         assert_se(parse_permille_unbounded("214748364.8%") == -ERANGE);
 785         assert_se(parse_permille_unbounded("429496729.5%") == -ERANGE);
 786         assert_se(parse_permille_unbounded("429496729.6%") == -ERANGE);
 787 }
 788
 789 static void test_parse_nice(void) {
 790         int n;
 791
 792         assert_se(parse_nice("0", &n) >= 0 && n == 0);
 793         assert_se(parse_nice("+0", &n) >= 0 && n == 0);
 794         assert_se(parse_nice("-1", &n) >= 0 && n == -1);
 795         assert_se(parse_nice("-2", &n) >= 0 && n == -2);
 796         assert_se(parse_nice("1", &n) >= 0 && n == 1);
 797         assert_se(parse_nice("2", &n) >= 0 && n == 2);
 798         assert_se(parse_nice("+1", &n) >= 0 && n == 1);
 799         assert_se(parse_nice("+2", &n) >= 0 && n == 2);
 800         assert_se(parse_nice("-20", &n) >= 0 && n == -20);
 801         assert_se(parse_nice("19", &n) >= 0 && n == 19);
 802         assert_se(parse_nice("+19", &n) >= 0 && n == 19);
 803
 804         assert_se(parse_nice("", &n) == -EINVAL);
 805         assert_se(parse_nice("-", &n) == -EINVAL);
 806         assert_se(parse_nice("+", &n) == -EINVAL);
 807         assert_se(parse_nice("xx", &n) == -EINVAL);
 808         assert_se(parse_nice("-50", &n) == -ERANGE);
 809         assert_se(parse_nice("50", &n) == -ERANGE);
 810         assert_se(parse_nice("+50", &n) == -ERANGE);
 811         assert_se(parse_nice("-21", &n) == -ERANGE);
 812         assert_se(parse_nice("20", &n) == -ERANGE);
 813         assert_se(parse_nice("+20", &n) == -ERANGE);
 814 }
 815
 816 static void test_parse_dev(void) {
 817         dev_t dev;
 818
 819         assert_se(parse_dev("", &dev) == -EINVAL);
 820         assert_se(parse_dev("junk", &dev) == -EINVAL);
 821         assert_se(parse_dev("0", &dev) == -EINVAL);
 822         assert_se(parse_dev("5", &dev) == -EINVAL);
 823         assert_se(parse_dev("5:", &dev) == -EINVAL);
 824         assert_se(parse_dev(":5", &dev) == -EINVAL);
 825         assert_se(parse_dev("-1:-1", &dev) == -EINVAL);
 826 #if SIZEOF_DEV_T < 8
 827         assert_se(parse_dev("4294967295:4294967295", &dev) == -EINVAL);
 828 #endif
 829         assert_se(parse_dev("8:11", &dev) >= 0 && major(dev) == 8 && minor(dev) == 11);
 830         assert_se(parse_dev("0:0", &dev) >= 0 && major(dev) == 0 && minor(dev) == 0);
 831 }
 832
 833 static void test_parse_errno(void) {
 834         assert_se(parse_errno("EILSEQ") == EILSEQ);
 835         assert_se(parse_errno("EINVAL") == EINVAL);
 836         assert_se(parse_errno("0") == 0);
 837         assert_se(parse_errno("1") == 1);
 838         assert_se(parse_errno("4095") == 4095);
 839
 840         assert_se(parse_errno("-1") == -ERANGE);
 841         assert_se(parse_errno("-3") == -ERANGE);
 842         assert_se(parse_errno("4096") == -ERANGE);
 843
 844         assert_se(parse_errno("") == -EINVAL);
 845         assert_se(parse_errno("12.3") == -EINVAL);
 846         assert_se(parse_errno("123junk") == -EINVAL);
 847         assert_se(parse_errno("junk123") == -EINVAL);
 848         assert_se(parse_errno("255EILSEQ") == -EINVAL);
 849         assert_se(parse_errno("EINVAL12") == -EINVAL);
 850         assert_se(parse_errno("-EINVAL") == -EINVAL);
 851         assert_se(parse_errno("EINVALaaa") == -EINVAL);
 852 }
 853
 854 static void test_parse_syscall_and_errno(void) {
 855         _cleanup_free_ char *n = NULL;
 856         int e;
 857
 858         assert_se(parse_syscall_and_errno("uname:EILSEQ", &n, &e) >= 0);
 859         assert_se(streq(n, "uname"));
 860         assert_se(e == errno_from_name("EILSEQ") && e >= 0);
 861         n = mfree(n);
 862
 863         assert_se(parse_syscall_and_errno("uname:EINVAL", &n, &e) >= 0);
 864         assert_se(streq(n, "uname"));
 865         assert_se(e == errno_from_name("EINVAL") && e >= 0);
 866         n = mfree(n);
 867
 868         assert_se(parse_syscall_and_errno("@sync:4095", &n, &e) >= 0);
 869         assert_se(streq(n, "@sync"));
 870         assert_se(e == 4095);
 871         n = mfree(n);
 872
 873         /* If errno is omitted, then e is set to -1 */
 874         assert_se(parse_syscall_and_errno("mount", &n, &e) >= 0);
 875         assert_se(streq(n, "mount"));
 876         assert_se(e == -1);
 877         n = mfree(n);
 878
 879         /* parse_syscall_and_errno() does not check the syscall name is valid or not. */
 880         assert_se(parse_syscall_and_errno("hoge:255", &n, &e) >= 0);
 881         assert_se(streq(n, "hoge"));
 882         assert_se(e == 255);
 883         n = mfree(n);
 884
 885         /* The function checks the syscall name is empty or not. */
 886         assert_se(parse_syscall_and_errno("", &n, &e) == -EINVAL);
 887         assert_se(parse_syscall_and_errno(":255", &n, &e) == -EINVAL);
 888
 889         /* errno must be a valid errno name or number between 0 and ERRNO_MAX == 4095 */
 890         assert_se(parse_syscall_and_errno("hoge:4096", &n, &e) == -ERANGE);
 891         assert_se(parse_syscall_and_errno("hoge:-3", &n, &e) == -ERANGE);
 892         assert_se(parse_syscall_and_errno("hoge:12.3", &n, &e) == -EINVAL);
 893         assert_se(parse_syscall_and_errno("hoge:123junk", &n, &e) == -EINVAL);
 894         assert_se(parse_syscall_and_errno("hoge:junk123", &n, &e) == -EINVAL);
 895         assert_se(parse_syscall_and_errno("hoge:255:EILSEQ", &n, &e) == -EINVAL);
 896         assert_se(parse_syscall_and_errno("hoge:-EINVAL", &n, &e) == -EINVAL);
 897         assert_se(parse_syscall_and_errno("hoge:EINVALaaa", &n, &e) == -EINVAL);
 898         assert_se(parse_syscall_and_errno("hoge:", &n, &e) == -EINVAL);
 899 }
 900
 901 static void test_parse_mtu(void) {
 902         uint32_t mtu = 0;
 903
 904         assert_se(parse_mtu(AF_UNSPEC, "1500", &mtu) >= 0 && mtu == 1500);
 905         assert_se(parse_mtu(AF_UNSPEC, "1400", &mtu) >= 0 && mtu == 1400);
 906         assert_se(parse_mtu(AF_UNSPEC, "65535", &mtu) >= 0 && mtu == 65535);
 907         assert_se(parse_mtu(AF_UNSPEC, "65536", &mtu) >= 0 && mtu == 65536);
 908         assert_se(parse_mtu(AF_UNSPEC, "4294967295", &mtu) >= 0 && mtu == 4294967295);
 909         assert_se(parse_mtu(AF_UNSPEC, "500", &mtu) >= 0 && mtu == 500);
 910         assert_se(parse_mtu(AF_UNSPEC, "1280", &mtu) >= 0 && mtu == 1280);
 911         assert_se(parse_mtu(AF_INET6, "1280", &mtu) >= 0 && mtu == 1280);
 912         assert_se(parse_mtu(AF_INET6, "1279", &mtu) == -ERANGE);
 913         assert_se(parse_mtu(AF_UNSPEC, "4294967296", &mtu) == -ERANGE);
 914         assert_se(parse_mtu(AF_INET6, "4294967296", &mtu) == -ERANGE);
 915         assert_se(parse_mtu(AF_INET6, "68", &mtu) == -ERANGE);
 916         assert_se(parse_mtu(AF_UNSPEC, "68", &mtu) >= 0 && mtu == 68);
 917         assert_se(parse_mtu(AF_UNSPEC, "67", &mtu) == -ERANGE);
 918         assert_se(parse_mtu(AF_UNSPEC, "0", &mtu) == -ERANGE);
 919         assert_se(parse_mtu(AF_UNSPEC, "", &mtu) == -EINVAL);
 920 }
 921
 922 int main(int argc, char *argv[]) {
 923         log_parse_environment();
 924         log_open();
 925
 926         test_parse_boolean();
 927         test_parse_pid();
 928         test_parse_mode();
 929         test_parse_size();
 930         test_parse_range();
 931         test_safe_atolli();
 932         test_safe_atou16();
 933         test_safe_atoi16();
 934         test_safe_atoux16();
 935         test_safe_atou64();
 936         test_safe_atoi64();
 937         test_safe_atoux64();
 938         test_safe_atod();
 939         test_parse_percent();
 940         test_parse_percent_unbounded();
 941         test_parse_permille();
 942         test_parse_permille_unbounded();
 943         test_parse_nice();
 944         test_parse_dev();
 945         test_parse_errno();
 946         test_parse_syscall_and_errno();
 947         test_parse_mtu();
 948
 949         return 0;
 950 }