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 ); 68