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 ${list}1", -1, 0); 22 assert(!strcmp("11", getenv("list"))); 23 24 /* command followed by \n and nothing else */ 25 run_command_list("setenv list 1${list}\n", -1, 0); 26 assert(!strcmp("111", getenv("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", getenv("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", getenv("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_SYS_HUSH_PARSER 47 run_command("setenv foo 'setenv black 1\nsetenv adder 2'", 0); 48 run_command("run foo", 0); 49 assert(getenv("black") != NULL); 50 assert(!strcmp("1", getenv("black"))); 51 assert(getenv("adder") != NULL); 52 assert(!strcmp("2", getenv("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 ); 69