xref: /OK3568_Linux_fs/u-boot/test/command_ut.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (c) 2012, The Chromium Authors
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #define DEBUG
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun static const char test_cmd[] = "setenv list 1\n setenv list ${list}2; "
12*4882a593Smuzhiyun 		"setenv list ${list}3\0"
13*4882a593Smuzhiyun 		"setenv list ${list}4";
14*4882a593Smuzhiyun 
do_ut_cmd(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])15*4882a593Smuzhiyun static int do_ut_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun 	printf("%s: Testing commands\n", __func__);
18*4882a593Smuzhiyun 	run_command("env default -f -a", 0);
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	/* commands separated by \n */
21*4882a593Smuzhiyun 	run_command_list("setenv list 1\n setenv list ${list}1", -1, 0);
22*4882a593Smuzhiyun 	assert(!strcmp("11", env_get("list")));
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	/* command followed by \n and nothing else */
25*4882a593Smuzhiyun 	run_command_list("setenv list 1${list}\n", -1, 0);
26*4882a593Smuzhiyun 	assert(!strcmp("111", env_get("list")));
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun 	/* a command string with \0 in it. Stuff after \0 should be ignored */
29*4882a593Smuzhiyun 	run_command("setenv list", 0);
30*4882a593Smuzhiyun 	run_command_list(test_cmd, sizeof(test_cmd), 0);
31*4882a593Smuzhiyun 	assert(!strcmp("123", env_get("list")));
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun 	/*
34*4882a593Smuzhiyun 	 * a command list where we limit execution to only the first command
35*4882a593Smuzhiyun 	 * using the length parameter.
36*4882a593Smuzhiyun 	 */
37*4882a593Smuzhiyun 	run_command_list("setenv list 1\n setenv list ${list}2; "
38*4882a593Smuzhiyun 		"setenv list ${list}3", strlen("setenv list 1"), 0);
39*4882a593Smuzhiyun 	assert(!strcmp("1", env_get("list")));
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun 	assert(run_command("false", 0) == 1);
42*4882a593Smuzhiyun 	assert(run_command("echo", 0) == 0);
43*4882a593Smuzhiyun 	assert(run_command_list("false", -1, 0) == 1);
44*4882a593Smuzhiyun 	assert(run_command_list("echo", -1, 0) == 0);
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun #ifdef CONFIG_HUSH_PARSER
47*4882a593Smuzhiyun 	run_command("setenv foo 'setenv black 1\nsetenv adder 2'", 0);
48*4882a593Smuzhiyun 	run_command("run foo", 0);
49*4882a593Smuzhiyun 	assert(env_get("black") != NULL);
50*4882a593Smuzhiyun 	assert(!strcmp("1", env_get("black")));
51*4882a593Smuzhiyun 	assert(env_get("adder") != NULL);
52*4882a593Smuzhiyun 	assert(!strcmp("2", env_get("adder")));
53*4882a593Smuzhiyun #endif
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun 	assert(run_command("", 0) == 0);
56*4882a593Smuzhiyun 	assert(run_command(" ", 0) == 0);
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 	assert(run_command("'", 0) == 1);
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun 	printf("%s: Everything went swimmingly\n", __func__);
61*4882a593Smuzhiyun 	return 0;
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun U_BOOT_CMD(
65*4882a593Smuzhiyun 	ut_cmd,	5,	1,	do_ut_cmd,
66*4882a593Smuzhiyun 	"Very basic test of command parsers",
67*4882a593Smuzhiyun 	""
68*4882a593Smuzhiyun );
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