1 /* 2 * Copyright (c) 2012, The Chromium Authors 3 * 4 * See file CREDITS for list of people who contributed to this 5 * project. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 20 * MA 02111-1307 USA 21 */ 22 23 #define DEBUG 24 25 #include <common.h> 26 27 static const char test_cmd[] = "setenv list 1\n setenv list ${list}2; " 28 "setenv list ${list}3\0" 29 "setenv list ${list}4"; 30 31 static int do_ut_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 32 { 33 printf("%s: Testing commands\n", __func__); 34 run_command("env default -f", 0); 35 36 /* run a single command */ 37 run_command("setenv single 1", 0); 38 assert(!strcmp("1", getenv("single"))); 39 40 /* make sure that compound statements work */ 41 #ifdef CONFIG_SYS_HUSH_PARSER 42 run_command("if test -n ${single} ; then setenv check 1; fi", 0); 43 assert(!strcmp("1", getenv("check"))); 44 run_command("setenv check", 0); 45 #endif 46 47 /* commands separated by ; */ 48 run_command_list("setenv list 1; setenv list ${list}1", -1, 0); 49 assert(!strcmp("11", getenv("list"))); 50 51 /* commands separated by \n */ 52 run_command_list("setenv list 1\n setenv list ${list}1", -1, 0); 53 assert(!strcmp("11", getenv("list"))); 54 55 /* command followed by \n and nothing else */ 56 run_command_list("setenv list 1${list}\n", -1, 0); 57 assert(!strcmp("111", getenv("list"))); 58 59 /* three commands in a row */ 60 run_command_list("setenv list 1\n setenv list ${list}2; " 61 "setenv list ${list}3", -1, 0); 62 assert(!strcmp("123", getenv("list"))); 63 64 /* a command string with \0 in it. Stuff after \0 should be ignored */ 65 run_command("setenv list", 0); 66 run_command_list(test_cmd, sizeof(test_cmd), 0); 67 assert(!strcmp("123", getenv("list"))); 68 69 /* 70 * a command list where we limit execution to only the first command 71 * using the length parameter. 72 */ 73 run_command_list("setenv list 1\n setenv list ${list}2; " 74 "setenv list ${list}3", strlen("setenv list 1"), 0); 75 assert(!strcmp("1", getenv("list"))); 76 77 printf("%s: Everything went swimmingly\n", __func__); 78 return 0; 79 } 80 81 U_BOOT_CMD( 82 ut_cmd, 5, 1, do_ut_cmd, 83 "Very basic test of command parsers", 84 "" 85 ); 86