test/log/log_test.c

   1 /*
   2  * Logging support test program
   3  *
   4  * Copyright (c) 2017 Google, Inc
   5  * Written by Simon Glass <sjg@chromium.org>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11
  12 /* emit some sample log records in different ways, for testing */
  13 static int log_run(enum uclass_id cat, const char *file)
  14 {
  15         int i;
  16
  17         debug("debug\n");
  18         for (i = LOGL_FIRST; i < LOGL_COUNT; i++) {
  19                 log(cat, i, "log %d\n", i);
  20                 _log(log_uc_cat(cat), i, file, 100 + i, "func", "_log %d\n",
  21                      i);
  22         }
  23
  24         return 0;
  25 }
  26
  27 static int log_test(int testnum)
  28 {
  29         int ret;
  30
  31         printf("test %d\n", testnum);
  32         switch (testnum) {
  33         case 0: {
  34                 /* Check a category filter using the first category */
  35                 enum log_category_t cat_list[] = {
  36                         log_uc_cat(UCLASS_MMC), log_uc_cat(UCLASS_SPI),
  37                         LOGC_NONE, LOGC_END
  38                 };
  39
  40                 ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
  41                 if (ret < 0)
  42                         return ret;
  43                 log_run(UCLASS_MMC, "file");
  44                 ret = log_remove_filter("console", ret);
  45                 if (ret < 0)
  46                         return ret;
  47                 break;
  48         }
  49         case 1: {
  50                 /* Check a category filter using the second category */
  51                 enum log_category_t cat_list[] = {
  52                         log_uc_cat(UCLASS_MMC), log_uc_cat(UCLASS_SPI), LOGC_END
  53                 };
  54
  55                 ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
  56                 if (ret < 0)
  57                         return ret;
  58                 log_run(UCLASS_SPI, "file");
  59                 ret = log_remove_filter("console", ret);
  60                 if (ret < 0)
  61                         return ret;
  62                 break;
  63         }
  64         case 2: {
  65                 /* Check a category filter that should block log entries */
  66                 enum log_category_t cat_list[] = {
  67                         log_uc_cat(UCLASS_MMC),  LOGC_NONE, LOGC_END
  68                 };
  69
  70                 ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
  71                 if (ret < 0)
  72                         return ret;
  73                 log_run(UCLASS_SPI, "file");
  74                 ret = log_remove_filter("console", ret);
  75                 if (ret < 0)
  76                         return ret;
  77                 break;
  78         }
  79         case 3: {
  80                 /* Check a passing file filter */
  81                 ret = log_add_filter("console", NULL, LOGL_MAX, "file");
  82                 if (ret < 0)
  83                         return ret;
  84                 log_run(UCLASS_SPI, "file");
  85                 ret = log_remove_filter("console", ret);
  86                 if (ret < 0)
  87                         return ret;
  88                 break;
  89         }
  90         case 4: {
  91                 /* Check a failing file filter */
  92                 ret = log_add_filter("console", NULL, LOGL_MAX, "file");
  93                 if (ret < 0)
  94                         return ret;
  95                 log_run(UCLASS_SPI, "file2");
  96                 ret = log_remove_filter("console", ret);
  97                 if (ret < 0)
  98                         return ret;
  99                 break;
 100         }
 101         case 5: {
 102                 /* Check a passing file filter (second in list) */
 103                 ret = log_add_filter("console", NULL, LOGL_MAX, "file,file2");
 104                 if (ret < 0)
 105                         return ret;
 106                 log_run(UCLASS_SPI, "file2");
 107                 ret = log_remove_filter("console", ret);
 108                 if (ret < 0)
 109                         return ret;
 110                 break;
 111         }
 112         case 6: {
 113                 /* Check a passing file filter */
 114                 ret = log_add_filter("console", NULL, LOGL_MAX,
 115                                      "file,file2,log/log_test.c");
 116                 if (ret < 0)
 117                         return ret;
 118                 log_run(UCLASS_SPI, "file2");
 119                 ret = log_remove_filter("console", ret);
 120                 if (ret < 0)
 121                         return ret;
 122                 break;
 123         }
 124         case 7: {
 125                 /* Check a log level filter */
 126                 ret = log_add_filter("console", NULL, LOGL_WARNING, NULL);
 127                 if (ret < 0)
 128                         return ret;
 129                 log_run(UCLASS_SPI, "file");
 130                 ret = log_remove_filter("console", ret);
 131                 if (ret < 0)
 132                         return ret;
 133                 break;
 134         }
 135         case 8: {
 136                 /* Check two filters, one of which passes everything */
 137                 int filt1, filt2;
 138
 139                 ret = log_add_filter("console", NULL, LOGL_WARNING, NULL);
 140                 if (ret < 0)
 141                         return ret;
 142                 filt1 = ret;
 143                 ret = log_add_filter("console", NULL, LOGL_MAX, NULL);
 144                 if (ret < 0)
 145                         return ret;
 146                 filt2 = ret;
 147                 log_run(UCLASS_SPI, "file");
 148                 ret = log_remove_filter("console", filt1);
 149                 if (ret < 0)
 150                         return ret;
 151                 ret = log_remove_filter("console", filt2);
 152                 if (ret < 0)
 153                         return ret;
 154                 break;
 155         }
 156         case 9: {
 157                 /* Check three filters, which together pass everything */
 158                 int filt1, filt2, filt3;
 159
 160                 ret = log_add_filter("console", NULL, LOGL_MAX, "file)");
 161                 if (ret < 0)
 162                         return ret;
 163                 filt1 = ret;
 164                 ret = log_add_filter("console", NULL, LOGL_MAX, "file2");
 165                 if (ret < 0)
 166                         return ret;
 167                 filt2 = ret;
 168                 ret = log_add_filter("console", NULL, LOGL_MAX,
 169                                      "log/log_test.c");
 170                 if (ret < 0)
 171                         return ret;
 172                 filt3 = ret;
 173                 log_run(UCLASS_SPI, "file2");
 174                 ret = log_remove_filter("console", filt1);
 175                 if (ret < 0)
 176                         return ret;
 177                 ret = log_remove_filter("console", filt2);
 178                 if (ret < 0)
 179                         return ret;
 180                 ret = log_remove_filter("console", filt3);
 181                 if (ret < 0)
 182                         return ret;
 183                 break;
 184         }
 185         }
 186
 187         return 0;
 188 }
 189
 190 #ifdef CONFIG_LOG_TEST
 191 int do_log_test(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
 192 {
 193         int testnum = 0;
 194         int ret;
 195
 196         if (argc > 1)
 197                 testnum = simple_strtoul(argv[1], NULL, 10);
 198
 199         ret = log_test(testnum);
 200         if (ret)
 201                 printf("Test failure (err=%d)\n", ret);
 202
 203         return ret ? CMD_RET_FAILURE : 0;
 204 }
 205 #endif