src/test/test-parse-util.c

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