test/command_ut.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (c) 2012, The Chromium Authors
   4  */
   5
   6 #define DEBUG
   7
   8 #include <common.h>
   9
  10 static const char test_cmd[] = "setenv list 1\n setenv list ${list}2; "
  11                 "setenv list ${list}3\0"
  12                 "setenv list ${list}4";
  13
  14 static int do_ut_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  15 {
  16         printf("%s: Testing commands\n", __func__);
  17         run_command("env default -f -a", 0);
  18
  19         /* commands separated by \n */
  20         run_command_list("setenv list 1\n setenv list ${list}1", -1, 0);
  21         assert(!strcmp("11", env_get("list")));
  22
  23         /* command followed by \n and nothing else */
  24         run_command_list("setenv list 1${list}\n", -1, 0);
  25         assert(!strcmp("111", env_get("list")));
  26
  27         /* a command string with \0 in it. Stuff after \0 should be ignored */
  28         run_command("setenv list", 0);
  29         run_command_list(test_cmd, sizeof(test_cmd), 0);
  30         assert(!strcmp("123", env_get("list")));
  31
  32         /*
  33          * a command list where we limit execution to only the first command
  34          * using the length parameter.
  35          */
  36         run_command_list("setenv list 1\n setenv list ${list}2; "
  37                 "setenv list ${list}3", strlen("setenv list 1"), 0);
  38         assert(!strcmp("1", env_get("list")));
  39
  40         assert(run_command("false", 0) == 1);
  41         assert(run_command("echo", 0) == 0);
  42         assert(run_command_list("false", -1, 0) == 1);
  43         assert(run_command_list("echo", -1, 0) == 0);
  44
  45 #ifdef CONFIG_HUSH_PARSER
  46         run_command("setenv foo 'setenv black 1\nsetenv adder 2'", 0);
  47         run_command("run foo", 0);
  48         assert(env_get("black") != NULL);
  49         assert(!strcmp("1", env_get("black")));
  50         assert(env_get("adder") != NULL);
  51         assert(!strcmp("2", env_get("adder")));
  52 #endif
  53
  54         assert(run_command("", 0) == 0);
  55         assert(run_command(" ", 0) == 0);
  56
  57         assert(run_command("'", 0) == 1);
  58
  59         printf("%s: Everything went swimmingly\n", __func__);
  60         return 0;
  61 }
  62
  63 U_BOOT_CMD(
  64         ut_cmd, 5,      1,      do_ut_cmd,
  65         "Very basic test of command parsers",
  66         ""
  67 );