// SPDX-License-Identifier: GPL-2.0+

  /*
   * Copyright (c) 2012, The Chromium Authors

   */
  
  #define DEBUG
  
  #include <common.h>
  
  static const char test_cmd[] = "setenv list 1
   setenv list ${list}2; "
  		"setenv list ${list}3\0"
  		"setenv list ${list}4";
  
  static int do_ut_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  {
  	printf("%s: Testing commands
  ", __func__);

  	run_command("env default -f -a", 0);

  	/* commands separated by 
   */
  	run_command_list("setenv list 1
   setenv list ${list}1", -1, 0);

  	assert(!strcmp("11", env_get("list")));

  
  	/* command followed by 
   and nothing else */
  	run_command_list("setenv list 1${list}
  ", -1, 0);

  	assert(!strcmp("111", env_get("list")));

  	/* a command string with \0 in it. Stuff after \0 should be ignored */
  	run_command("setenv list", 0);
  	run_command_list(test_cmd, sizeof(test_cmd), 0);

  	assert(!strcmp("123", env_get("list")));

  
  	/*
  	 * a command list where we limit execution to only the first command
  	 * using the length parameter.
  	 */
  	run_command_list("setenv list 1
   setenv list ${list}2; "
  		"setenv list ${list}3", strlen("setenv list 1"), 0);

  	assert(!strcmp("1", env_get("list")));

  	assert(run_command("false", 0) == 1);
  	assert(run_command("echo", 0) == 0);
  	assert(run_command_list("false", -1, 0) == 1);
  	assert(run_command_list("echo", -1, 0) == 0);

  #ifdef CONFIG_HUSH_PARSER

  	run_command("setenv foo 'setenv black 1
  setenv adder 2'", 0);
  	run_command("run foo", 0);

  	assert(env_get("black") != NULL);
  	assert(!strcmp("1", env_get("black")));
  	assert(env_get("adder") != NULL);
  	assert(!strcmp("2", env_get("adder")));

  #endif

  	assert(run_command("", 0) == 0);
  	assert(run_command(" ", 0) == 0);

  	assert(run_command("'", 0) == 1);

  	printf("%s: Everything went swimmingly
  ", __func__);
  	return 0;
  }
  
  U_BOOT_CMD(
  	ut_cmd,	5,	1,	do_ut_cmd,
  	"Very basic test of command parsers",
  	""
  );