src/test/test-libudev.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <errno.h>
   4 #include <getopt.h>
   5 #include <stdio.h>
   6 #include <sys/epoll.h>
   7 #include <unistd.h>
   8
   9 #include "alloc-util.h"
  10 #include "fd-util.h"
  11 #include "libudev-list-internal.h"
  12 #include "libudev-util.h"
  13 #include "log.h"
  14 #include "stdio-util.h"
  15 #include "string-util.h"
  16
  17 static void print_device(struct udev_device *device) {
  18         const char *str;
  19         dev_t devnum;
  20         int count;
  21         struct udev_list_entry *list_entry;
  22
  23         log_info("*** device: %p ***", device);
  24         str = udev_device_get_action(device);
  25         if (str != NULL)
  26                 log_info("action:    '%s'", str);
  27
  28         str = udev_device_get_syspath(device);
  29         log_info("syspath:   '%s'", str);
  30
  31         str = udev_device_get_sysname(device);
  32         log_info("sysname:   '%s'", str);
  33
  34         str = udev_device_get_sysnum(device);
  35         if (str != NULL)
  36                 log_info("sysnum:    '%s'", str);
  37
  38         str = udev_device_get_devpath(device);
  39         log_info("devpath:   '%s'", str);
  40
  41         str = udev_device_get_subsystem(device);
  42         if (str != NULL)
  43                 log_info("subsystem: '%s'", str);
  44
  45         str = udev_device_get_devtype(device);
  46         if (str != NULL)
  47                 log_info("devtype:   '%s'", str);
  48
  49         str = udev_device_get_driver(device);
  50         if (str != NULL)
  51                 log_info("driver:    '%s'", str);
  52
  53         str = udev_device_get_devnode(device);
  54         if (str != NULL)
  55                 log_info("devname:   '%s'", str);
  56
  57         devnum = udev_device_get_devnum(device);
  58         if (major(devnum) > 0)
  59                 log_info("devnum:    %u:%u", major(devnum), minor(devnum));
  60
  61         count = 0;
  62         udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(device)) {
  63                 log_info("link:      '%s'", udev_list_entry_get_name(list_entry));
  64                 count++;
  65         }
  66         if (count > 0)
  67                 log_info("found %i links", count);
  68
  69         count = 0;
  70         udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(device)) {
  71                 log_info("property:  '%s=%s'",
  72                        udev_list_entry_get_name(list_entry),
  73                        udev_list_entry_get_value(list_entry));
  74                 count++;
  75         }
  76         if (count > 0)
  77                 log_info("found %i properties", count);
  78
  79         str = udev_device_get_property_value(device, "MAJOR");
  80         if (str != NULL)
  81                 log_info("MAJOR: '%s'", str);
  82
  83         str = udev_device_get_sysattr_value(device, "dev");
  84         if (str != NULL)
  85                 log_info("attr{dev}: '%s'", str);
  86 }
  87
  88 static void test_device(struct udev *udev, const char *syspath) {
  89         _cleanup_(udev_device_unrefp) struct udev_device *device;
  90
  91         log_info("looking at device: %s", syspath);
  92         device = udev_device_new_from_syspath(udev, syspath);
  93         if (device == NULL)
  94                 log_warning_errno(errno, "udev_device_new_from_syspath: %m");
  95         else
  96                 print_device(device);
  97 }
  98
  99 static void test_device_parents(struct udev *udev, const char *syspath) {
 100         _cleanup_(udev_device_unrefp) struct udev_device *device;
 101         struct udev_device *device_parent;
 102
 103         log_info("looking at device: %s", syspath);
 104         device = udev_device_new_from_syspath(udev, syspath);
 105         if (device == NULL)
 106                 return;
 107
 108         log_info("looking at parents");
 109         device_parent = device;
 110         do {
 111                 print_device(device_parent);
 112                 device_parent = udev_device_get_parent(device_parent);
 113         } while (device_parent != NULL);
 114
 115         log_info("looking at parents again");
 116         device_parent = device;
 117         do {
 118                 print_device(device_parent);
 119                 device_parent = udev_device_get_parent(device_parent);
 120         } while (device_parent != NULL);
 121 }
 122
 123 static void test_device_devnum(struct udev *udev) {
 124         dev_t devnum = makedev(1, 3);
 125         _cleanup_(udev_device_unrefp) struct udev_device *device;
 126
 127         log_info("looking up device: %u:%u", major(devnum), minor(devnum));
 128         device = udev_device_new_from_devnum(udev, 'c', devnum);
 129         if (device == NULL)
 130                 log_warning_errno(errno, "udev_device_new_from_devnum: %m");
 131         else
 132                 print_device(device);
 133 }
 134
 135 static void test_device_subsys_name(struct udev *udev, const char *subsys, const char *dev) {
 136         _cleanup_(udev_device_unrefp) struct udev_device *device;
 137
 138         log_info("looking up device: '%s:%s'", subsys, dev);
 139         device = udev_device_new_from_subsystem_sysname(udev, subsys, dev);
 140         if (device == NULL)
 141                 log_warning_errno(errno, "udev_device_new_from_subsystem_sysname: %m");
 142         else
 143                 print_device(device);
 144 }
 145
 146 static int test_enumerate_print_list(struct udev_enumerate *enumerate) {
 147         struct udev_list_entry *list_entry;
 148         int count = 0;
 149
 150         udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(enumerate)) {
 151                 struct udev_device *device;
 152
 153                 device = udev_device_new_from_syspath(udev_enumerate_get_udev(enumerate),
 154                                                       udev_list_entry_get_name(list_entry));
 155                 if (device != NULL) {
 156                         log_info("device: '%s' (%s)",
 157                                  udev_device_get_syspath(device),
 158                                  udev_device_get_subsystem(device));
 159                         udev_device_unref(device);
 160                         count++;
 161                 }
 162         }
 163         log_info("found %i devices", count);
 164         return count;
 165 }
 166
 167 static void test_monitor(struct udev *udev) {
 168         _cleanup_(udev_monitor_unrefp) struct udev_monitor *udev_monitor;
 169         _cleanup_close_ int fd_ep;
 170         int fd_udev;
 171         struct epoll_event ep_udev = {
 172                 .events = EPOLLIN,
 173         }, ep_stdin = {
 174                 .events = EPOLLIN,
 175                 .data.fd = STDIN_FILENO,
 176         };
 177
 178         fd_ep = epoll_create1(EPOLL_CLOEXEC);
 179         assert_se(fd_ep >= 0);
 180
 181         udev_monitor = udev_monitor_new_from_netlink(udev, "udev");
 182         assert_se(udev_monitor != NULL);
 183
 184         fd_udev = udev_monitor_get_fd(udev_monitor);
 185         ep_udev.data.fd = fd_udev;
 186
 187         assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "block", NULL) >= 0);
 188         assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "tty", NULL) >= 0);
 189         assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "usb", "usb_device") >= 0);
 190
 191         assert_se(udev_monitor_enable_receiving(udev_monitor) >= 0);
 192
 193         assert_se(epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_udev, &ep_udev) >= 0);
 194         assert_se(epoll_ctl(fd_ep, EPOLL_CTL_ADD, STDIN_FILENO, &ep_stdin) >= 0);
 195
 196         for (;;) {
 197                 int fdcount;
 198                 struct epoll_event ev[4];
 199                 struct udev_device *device;
 200                 int i;
 201
 202                 printf("waiting for events from udev, press ENTER to exit\n");
 203                 fdcount = epoll_wait(fd_ep, ev, ELEMENTSOF(ev), -1);
 204                 printf("epoll fd count: %i\n", fdcount);
 205
 206                 for (i = 0; i < fdcount; i++) {
 207                         if (ev[i].data.fd == fd_udev && ev[i].events & EPOLLIN) {
 208                                 device = udev_monitor_receive_device(udev_monitor);
 209                                 if (device == NULL) {
 210                                         printf("no device from socket\n");
 211                                         continue;
 212                                 }
 213                                 print_device(device);
 214                                 udev_device_unref(device);
 215                         } else if (ev[i].data.fd == STDIN_FILENO && ev[i].events & EPOLLIN) {
 216                                 printf("exiting loop\n");
 217                                 return;
 218                         }
 219                 }
 220         }
 221 }
 222
 223 static void test_queue(struct udev *udev) {
 224         struct udev_queue *udev_queue;
 225         bool empty;
 226
 227         udev_queue = udev_queue_new(udev);
 228         assert_se(udev_queue);
 229
 230         empty = udev_queue_get_queue_is_empty(udev_queue);
 231         log_info("queue is %s", empty ? "empty" : "not empty");
 232         udev_queue_unref(udev_queue);
 233 }
 234
 235 static int test_enumerate(struct udev *udev, const char *subsystem) {
 236         struct udev_enumerate *udev_enumerate;
 237         int r;
 238
 239         log_info("enumerate '%s'", subsystem == NULL ? "<all>" : subsystem);
 240         udev_enumerate = udev_enumerate_new(udev);
 241         if (udev_enumerate == NULL)
 242                 return -1;
 243         udev_enumerate_add_match_subsystem(udev_enumerate, subsystem);
 244         udev_enumerate_scan_devices(udev_enumerate);
 245         test_enumerate_print_list(udev_enumerate);
 246         udev_enumerate_unref(udev_enumerate);
 247
 248         log_info("enumerate 'net' + duplicated scan + null + zero");
 249         udev_enumerate = udev_enumerate_new(udev);
 250         if (udev_enumerate == NULL)
 251                 return -1;
 252         udev_enumerate_add_match_subsystem(udev_enumerate, "net");
 253         udev_enumerate_scan_devices(udev_enumerate);
 254         udev_enumerate_scan_devices(udev_enumerate);
 255         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero");
 256         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null");
 257         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero");
 258         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null");
 259         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero");
 260         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null");
 261         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null");
 262         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero");
 263         udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero");
 264         udev_enumerate_scan_devices(udev_enumerate);
 265         test_enumerate_print_list(udev_enumerate);
 266         udev_enumerate_unref(udev_enumerate);
 267
 268         log_info("enumerate 'block'");
 269         udev_enumerate = udev_enumerate_new(udev);
 270         if (udev_enumerate == NULL)
 271                 return -1;
 272         udev_enumerate_add_match_subsystem(udev_enumerate,"block");
 273         r = udev_enumerate_add_match_is_initialized(udev_enumerate);
 274         if (r < 0) {
 275                 udev_enumerate_unref(udev_enumerate);
 276                 return r;
 277         }
 278         udev_enumerate_scan_devices(udev_enumerate);
 279         test_enumerate_print_list(udev_enumerate);
 280         udev_enumerate_unref(udev_enumerate);
 281
 282         log_info("enumerate 'not block'");
 283         udev_enumerate = udev_enumerate_new(udev);
 284         if (udev_enumerate == NULL)
 285                 return -1;
 286         udev_enumerate_add_nomatch_subsystem(udev_enumerate, "block");
 287         udev_enumerate_scan_devices(udev_enumerate);
 288         test_enumerate_print_list(udev_enumerate);
 289         udev_enumerate_unref(udev_enumerate);
 290
 291         log_info("enumerate 'pci, mem, vc'");
 292         udev_enumerate = udev_enumerate_new(udev);
 293         if (udev_enumerate == NULL)
 294                 return -1;
 295         udev_enumerate_add_match_subsystem(udev_enumerate, "pci");
 296         udev_enumerate_add_match_subsystem(udev_enumerate, "mem");
 297         udev_enumerate_add_match_subsystem(udev_enumerate, "vc");
 298         udev_enumerate_scan_devices(udev_enumerate);
 299         test_enumerate_print_list(udev_enumerate);
 300         udev_enumerate_unref(udev_enumerate);
 301
 302         log_info("enumerate 'subsystem'");
 303         udev_enumerate = udev_enumerate_new(udev);
 304         if (udev_enumerate == NULL)
 305                 return -1;
 306         udev_enumerate_scan_subsystems(udev_enumerate);
 307         test_enumerate_print_list(udev_enumerate);
 308         udev_enumerate_unref(udev_enumerate);
 309
 310         log_info("enumerate 'property IF_FS_*=filesystem'");
 311         udev_enumerate = udev_enumerate_new(udev);
 312         if (udev_enumerate == NULL)
 313                 return -1;
 314         udev_enumerate_add_match_property(udev_enumerate, "ID_FS*", "filesystem");
 315         udev_enumerate_scan_devices(udev_enumerate);
 316         test_enumerate_print_list(udev_enumerate);
 317         udev_enumerate_unref(udev_enumerate);
 318         return 0;
 319 }
 320
 321 static void test_hwdb(struct udev *udev, const char *modalias) {
 322         struct udev_hwdb *hwdb;
 323         struct udev_list_entry *entry;
 324
 325         hwdb = udev_hwdb_new(udev);
 326
 327         udev_list_entry_foreach(entry, udev_hwdb_get_properties_list_entry(hwdb, modalias, 0))
 328                 log_info("'%s'='%s'", udev_list_entry_get_name(entry), udev_list_entry_get_value(entry));
 329
 330         hwdb = udev_hwdb_unref(hwdb);
 331         assert_se(hwdb == NULL);
 332 }
 333
 334 static void test_util_replace_whitespace_one_len(const char *str, size_t len, const char *expected) {
 335         _cleanup_free_ char *result = NULL;
 336         int r;
 337
 338         result = new(char, len + 1);
 339         assert_se(result);
 340         r = util_replace_whitespace(str, result, len);
 341         assert_se((size_t) r == strlen(expected));
 342         assert_se(streq(result, expected));
 343 }
 344
 345 static void test_util_replace_whitespace_one(const char *str, const char *expected) {
 346         test_util_replace_whitespace_one_len(str, strlen(str), expected);
 347 }
 348
 349 static void test_util_replace_whitespace(void) {
 350         test_util_replace_whitespace_one("hogehoge", "hogehoge");
 351         test_util_replace_whitespace_one("hoge  hoge", "hoge_hoge");
 352         test_util_replace_whitespace_one("  hoge  hoge  ", "hoge_hoge");
 353         test_util_replace_whitespace_one("     ", "");
 354         test_util_replace_whitespace_one("hoge ", "hoge");
 355
 356         test_util_replace_whitespace_one_len("hoge hoge    ", 9, "hoge_hoge");
 357         test_util_replace_whitespace_one_len("hoge hoge    ", 8, "hoge_hog");
 358         test_util_replace_whitespace_one_len("hoge hoge    ", 7, "hoge_ho");
 359         test_util_replace_whitespace_one_len("hoge hoge    ", 6, "hoge_h");
 360         test_util_replace_whitespace_one_len("hoge hoge    ", 5, "hoge");
 361         test_util_replace_whitespace_one_len("hoge hoge    ", 4, "hoge");
 362         test_util_replace_whitespace_one_len("hoge hoge    ", 3, "hog");
 363         test_util_replace_whitespace_one_len("hoge hoge    ", 2, "ho");
 364         test_util_replace_whitespace_one_len("hoge hoge    ", 1, "h");
 365         test_util_replace_whitespace_one_len("hoge hoge    ", 0, "");
 366
 367         test_util_replace_whitespace_one_len("         hoge   hoge    ", 9, "hoge_hoge");
 368         test_util_replace_whitespace_one_len("         hoge   hoge    ", 8, "hoge_hog");
 369         test_util_replace_whitespace_one_len("         hoge   hoge    ", 7, "hoge_ho");
 370         test_util_replace_whitespace_one_len("         hoge   hoge    ", 6, "hoge_h");
 371         test_util_replace_whitespace_one_len("         hoge   hoge    ", 5, "hoge");
 372         test_util_replace_whitespace_one_len("         hoge   hoge    ", 4, "hoge");
 373         test_util_replace_whitespace_one_len("         hoge   hoge    ", 3, "hog");
 374         test_util_replace_whitespace_one_len("         hoge   hoge    ", 2, "ho");
 375         test_util_replace_whitespace_one_len("         hoge   hoge    ", 1, "h");
 376         test_util_replace_whitespace_one_len("         hoge   hoge    ", 0, "");
 377 }
 378
 379 static void test_util_resolve_subsys_kernel_one(const char *str, bool read_value, int retval, const char *expected) {
 380         char result[UTIL_PATH_SIZE];
 381         int r;
 382
 383         r = util_resolve_subsys_kernel(str, result, sizeof(result), read_value);
 384         assert_se(r == retval);
 385         if (r >= 0)
 386                 assert_se(streq(result, expected));
 387 }
 388
 389 static void test_util_resolve_subsys_kernel(void) {
 390         test_util_resolve_subsys_kernel_one("hoge", false, -EINVAL, NULL);
 391         test_util_resolve_subsys_kernel_one("[hoge", false, -EINVAL, NULL);
 392         test_util_resolve_subsys_kernel_one("[hoge/foo", false, -EINVAL, NULL);
 393         test_util_resolve_subsys_kernel_one("[hoge/]", false, -ENODEV, NULL);
 394
 395         test_util_resolve_subsys_kernel_one("[net/lo]", false, 0, "/sys/devices/virtual/net/lo");
 396         test_util_resolve_subsys_kernel_one("[net/lo]/", false, 0, "/sys/devices/virtual/net/lo");
 397         test_util_resolve_subsys_kernel_one("[net/lo]hoge", false, 0, "/sys/devices/virtual/net/lo/hoge");
 398         test_util_resolve_subsys_kernel_one("[net/lo]/hoge", false, 0, "/sys/devices/virtual/net/lo/hoge");
 399
 400         test_util_resolve_subsys_kernel_one("[net/lo]", true, -EINVAL, NULL);
 401         test_util_resolve_subsys_kernel_one("[net/lo]/", true, -EINVAL, NULL);
 402         test_util_resolve_subsys_kernel_one("[net/lo]hoge", true, 0, "");
 403         test_util_resolve_subsys_kernel_one("[net/lo]/hoge", true, 0, "");
 404         test_util_resolve_subsys_kernel_one("[net/lo]address", true, 0, "00:00:00:00:00:00");
 405         test_util_resolve_subsys_kernel_one("[net/lo]/address", true, 0, "00:00:00:00:00:00");
 406 }
 407
 408 static void test_list(void) {
 409         struct udev_list list = {};
 410         struct udev_list_entry *e;
 411
 412         /* empty list */
 413         udev_list_init(&list, false);
 414         assert_se(!udev_list_get_entry(&list));
 415
 416         /* unique == false */
 417         udev_list_init(&list, false);
 418         assert_se(udev_list_entry_add(&list, "aaa", "hoge"));
 419         assert_se(udev_list_entry_add(&list, "aaa", "hogehoge"));
 420         assert_se(udev_list_entry_add(&list, "bbb", "foo"));
 421         e = udev_list_get_entry(&list);
 422         assert_se(e);
 423         assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa"));
 424         assert_se(streq_ptr(udev_list_entry_get_value(e), "hoge"));
 425         e = udev_list_entry_get_next(e);
 426         assert_se(e);
 427         assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa"));
 428         assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge"));
 429         e = udev_list_entry_get_next(e);
 430         assert_se(e);
 431         assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb"));
 432         assert_se(streq_ptr(udev_list_entry_get_value(e), "foo"));
 433         assert_se(!udev_list_entry_get_next(e));
 434
 435         assert_se(!udev_list_entry_get_by_name(e, "aaa"));
 436         assert_se(!udev_list_entry_get_by_name(e, "bbb"));
 437         assert_se(!udev_list_entry_get_by_name(e, "ccc"));
 438         udev_list_cleanup(&list);
 439
 440         /* unique == true */
 441         udev_list_init(&list, true);
 442         assert_se(udev_list_entry_add(&list, "aaa", "hoge"));
 443         assert_se(udev_list_entry_add(&list, "aaa", "hogehoge"));
 444         assert_se(udev_list_entry_add(&list, "bbb", "foo"));
 445         e = udev_list_get_entry(&list);
 446         assert_se(e);
 447         assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa"));
 448         assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge"));
 449         e = udev_list_entry_get_next(e);
 450         assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb"));
 451         assert_se(streq_ptr(udev_list_entry_get_value(e), "foo"));
 452         assert_se(!udev_list_entry_get_next(e));
 453
 454         e = udev_list_entry_get_by_name(e, "bbb");
 455         assert_se(e);
 456         assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb"));
 457         assert_se(streq_ptr(udev_list_entry_get_value(e), "foo"));
 458         e = udev_list_entry_get_by_name(e, "aaa");
 459         assert_se(e);
 460         assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa"));
 461         assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge"));
 462         assert_se(!udev_list_entry_get_by_name(e, "ccc"));
 463         udev_list_cleanup(&list);
 464 }
 465
 466 int main(int argc, char *argv[]) {
 467         _cleanup_(udev_unrefp) struct udev *udev = NULL;
 468         bool arg_monitor = false;
 469         static const struct option options[] = {
 470                 { "syspath",   required_argument, NULL, 'p' },
 471                 { "subsystem", required_argument, NULL, 's' },
 472                 { "debug",     no_argument,       NULL, 'd' },
 473                 { "help",      no_argument,       NULL, 'h' },
 474                 { "version",   no_argument,       NULL, 'V' },
 475                 { "monitor",   no_argument,       NULL, 'm' },
 476                 {}
 477         };
 478         const char *syspath = "/devices/virtual/mem/null";
 479         const char *subsystem = NULL;
 480         int c;
 481
 482         udev = udev_new();
 483         log_info("context: %p", udev);
 484         if (udev == NULL) {
 485                 log_info("no context");
 486                 return 1;
 487         }
 488
 489         while ((c = getopt_long(argc, argv, "p:s:dhVm", options, NULL)) >= 0)
 490                 switch (c) {
 491
 492                 case 'p':
 493                         syspath = optarg;
 494                         break;
 495
 496                 case 's':
 497                         subsystem = optarg;
 498                         break;
 499
 500                 case 'd':
 501                         if (log_get_max_level() < LOG_INFO)
 502                                 log_set_max_level(LOG_INFO);
 503                         break;
 504
 505                 case 'h':
 506                         printf("--debug --syspath= --subsystem= --help\n");
 507                         return EXIT_SUCCESS;
 508
 509                 case 'V':
 510                         printf("%s\n", PACKAGE_VERSION);
 511                         return EXIT_SUCCESS;
 512
 513                 case 'm':
 514                         arg_monitor = true;
 515                         break;
 516
 517                 case '?':
 518                         return EXIT_FAILURE;
 519
 520                 default:
 521                         assert_not_reached("Unhandled option code.");
 522                 }
 523
 524         /* add sys path if needed */
 525         if (!startswith(syspath, "/sys"))
 526                 syspath = strjoina("/sys/", syspath);
 527
 528         test_device(udev, syspath);
 529         test_device_devnum(udev);
 530         test_device_subsys_name(udev, "block", "sda");
 531         test_device_subsys_name(udev, "subsystem", "pci");
 532         test_device_subsys_name(udev, "drivers", "scsi:sd");
 533         test_device_subsys_name(udev, "module", "printk");
 534         test_device_parents(udev, syspath);
 535
 536         test_enumerate(udev, subsystem);
 537
 538         test_queue(udev);
 539
 540         test_hwdb(udev, "usb:v0D50p0011*");
 541
 542         if (arg_monitor)
 543                 test_monitor(udev);
 544
 545         test_util_replace_whitespace();
 546         test_util_resolve_subsys_kernel();
 547
 548         test_list();
 549
 550         return EXIT_SUCCESS;
 551 }