test/command_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
  11 static const char test_cmd[] = "setenv list 1\n setenv list ${list}2; "
  12                 "setenv list ${list}3\0"
  13                 "setenv list ${list}4";
  14
  15 static int do_ut_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  16 {
  17         printf("%s: Testing commands\n", __func__);
  18         run_command("env default -f -a", 0);
  19
  20         /* commands separated by \n */
  21         run_command_list("setenv list 1\n setenv list ${list}1", -1, 0);
  22         assert(!strcmp("11", env_get("list")));
  23
  24         /* command followed by \n and nothing else */
  25         run_command_list("setenv list 1${list}\n", -1, 0);
  26         assert(!strcmp("111", env_get("list")));
  27
  28         /* a command string with \0 in it. Stuff after \0 should be ignored */
  29         run_command("setenv list", 0);
  30         run_command_list(test_cmd, sizeof(test_cmd), 0);
  31         assert(!strcmp("123", env_get("list")));
  32
  33         /*
  34          * a command list where we limit execution to only the first command
  35          * using the length parameter.
  36          */
  37         run_command_list("setenv list 1\n setenv list ${list}2; "
  38                 "setenv list ${list}3", strlen("setenv list 1"), 0);
  39         assert(!strcmp("1", env_get("list")));
  40
  41         assert(run_command("false", 0) == 1);
  42         assert(run_command("echo", 0) == 0);
  43         assert(run_command_list("false", -1, 0) == 1);
  44         assert(run_command_list("echo", -1, 0) == 0);
  45
  46 #ifdef CONFIG_HUSH_PARSER
  47         run_command("setenv foo 'setenv black 1\nsetenv adder 2'", 0);
  48         run_command("run foo", 0);
  49         assert(env_get("black") != NULL);
  50         assert(!strcmp("1", env_get("black")));
  51         assert(env_get("adder") != NULL);
  52         assert(!strcmp("2", env_get("adder")));
  53 #endif
  54
  55         assert(run_command("", 0) == 0);
  56         assert(run_command(" ", 0) == 0);
  57
  58         assert(run_command("'", 0) == 1);
  59
  60         printf("%s: Everything went swimmingly\n", __func__);
  61         return 0;
  62 }
  63
  64 U_BOOT_CMD(
  65         ut_cmd, 5,      1,      do_ut_cmd,
  66         "Very basic test of command parsers",
  67         ""
  68 );