test/print_ut.c

   1 /*
   2  * Copyright (c) 2012, The Chromium Authors
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #define DEBUG
   8
   9 #include <common.h>
  10 #if defined(CONFIG_EFI_LOADER) && \
  11         !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
  12 #include <efi_api.h>
  13 #endif
  14 #include <display_options.h>
  15 #include <version.h>
  16
  17 #define FAKE_BUILD_TAG  "jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \
  18                         "and a lot more text to come"
  19
  20 /* Test efi_loader specific printing */
  21 static void efi_ut_print(void)
  22 {
  23 #if defined(CONFIG_EFI_LOADER) && \
  24     !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
  25         char str[10];
  26         u8 buf[sizeof(struct efi_device_path_sd_mmc_path) +
  27                sizeof(struct efi_device_path)];
  28         u8 *pos = buf;
  29         struct efi_device_path *dp_end;
  30         struct efi_device_path_sd_mmc_path *dp_sd =
  31                         (struct efi_device_path_sd_mmc_path *)pos;
  32
  33         /* Create a device path for an SD card */
  34         dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
  35         dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD;
  36         dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path);
  37         dp_sd->slot_number = 3;
  38         pos += sizeof(struct efi_device_path_sd_mmc_path);
  39         /* Append end node */
  40         dp_end = (struct efi_device_path *)pos;
  41         dp_end->type = DEVICE_PATH_TYPE_END;
  42         dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END;
  43         dp_end->length = sizeof(struct efi_device_path);
  44
  45         snprintf(str, sizeof(str), "_%pD_", buf);
  46         assert(!strcmp("_/SD(3)_", str));
  47
  48         /* NULL device path */
  49         snprintf(str, sizeof(str), "_%pD_", NULL);
  50         assert(!strcmp("_<NULL>_", str));
  51 #endif
  52 }
  53
  54 static int do_ut_print(cmd_tbl_t *cmdtp, int flag, int argc,
  55                        char *const argv[])
  56 {
  57         char big_str[400];
  58         int big_str_len;
  59         char str[10], *s;
  60         int len;
  61
  62         printf("%s: Testing print\n", __func__);
  63
  64         snprintf(str, sizeof(str), "testing");
  65         assert(!strcmp("testing", str));
  66
  67         snprintf(str, sizeof(str), "testing but too long");
  68         assert(!strcmp("testing b", str));
  69
  70         snprintf(str, 1, "testing none");
  71         assert(!strcmp("", str));
  72
  73         *str = 'x';
  74         snprintf(str, 0, "testing none");
  75         assert(*str == 'x');
  76
  77         sprintf(big_str, "_%ls_", L"foo");
  78         assert(!strcmp("_foo_", big_str));
  79
  80         /* Test the banner function */
  81         s = display_options_get_banner(true, str, sizeof(str));
  82         assert(s == str);
  83         assert(!strcmp("\n\nU-Boo\n\n", s));
  84
  85         s = display_options_get_banner(true, str, 1);
  86         assert(s == str);
  87         assert(!strcmp("", s));
  88
  89         s = display_options_get_banner(true, str, 2);
  90         assert(s == str);
  91         assert(!strcmp("\n", s));
  92
  93         s = display_options_get_banner(false, str, sizeof(str));
  94         assert(s == str);
  95         assert(!strcmp("U-Boot \n\n", s));
  96
  97         /* Give it enough space for some of the version */
  98         big_str_len = strlen(version_string) - 5;
  99         s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
 100                                             big_str_len);
 101         assert(s == big_str);
 102         assert(!strncmp(version_string, s, big_str_len - 3));
 103         assert(!strcmp("\n\n", s + big_str_len - 3));
 104
 105         /* Give it enough space for the version and some of the build tag */
 106         big_str_len = strlen(version_string) + 9 + 20;
 107         s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
 108                                             big_str_len);
 109         assert(s == big_str);
 110         len = strlen(version_string);
 111         assert(!strncmp(version_string, s, len));
 112         assert(!strncmp(", Build: ", s + len, 9));
 113         assert(!strncmp(FAKE_BUILD_TAG, s + 9 + len, 12));
 114         assert(!strcmp("\n\n", s + big_str_len - 3));
 115
 116         /* Test efi_loader specific printing */
 117         efi_ut_print();
 118
 119         printf("%s: Everything went swimmingly\n", __func__);
 120         return 0;
 121 }
 122
 123 U_BOOT_CMD(
 124         ut_print,       1,      1,      do_ut_print,
 125         "Very basic test of printf(), etc.",
 126         ""
 127 );