pkg-monitoring-plugins/lib/tests/test_cmd.c

226 lines
7.8 KiB
C

/******************************************************************************
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: test_cmd.c 1732 2007-06-03 15:58:22Z psychotrahe $
******************************************************************************/
#include "common.h"
#include "utils_cmd.h"
#include "utils_base.h"
#include "tap.h"
#define COMMAND_LINE 1024
#define UNSET 65530
char *
get_command (char *const *line)
{
char *cmd;
int i = 0;
asprintf (&cmd, " %s", line[i++]);
while (line[i] != NULL) {
asprintf (&cmd, "%s %s", cmd, line[i]);
i++;
}
return cmd;
}
int
main (int argc, char **argv)
{
char **command_line = malloc (sizeof (char *) * COMMAND_LINE);
char *command = NULL;
char *perl;
output chld_out, chld_err;
int c;
int result = UNSET;
plan_tests(50);
diag ("Running plain echo command, set one");
/* ensure everything is empty before we begin */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
command_line[0] = strdup ("/bin/echo");
command_line[1] = strdup ("this");
command_line[2] = strdup ("is");
command_line[3] = strdup ("test");
command_line[4] = strdup ("one");
command = get_command (command_line);
result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
ok (chld_out.lines == 1,
"(array) Check for expected number of stdout lines");
ok (chld_err.lines == 0,
"(array) Check for expected number of stderr lines");
ok (strcmp (chld_out.line[0], "this is test one") == 0,
"(array) Check for expected stdout output");
ok (result == 0, "(array) Checking exit code");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
result = cmd_run (command, &chld_out, &chld_err, 0);
ok (chld_out.lines == 1,
"(string) Check for expected number of stdout lines");
ok (chld_err.lines == 0,
"(string) Check for expected number of stderr lines");
ok (strcmp (chld_out.line[0], "this is test one") == 0,
"(string) Check for expected stdout output");
ok (result == 0, "(string) Checking exit code");
diag ("Running plain echo command, set two");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
command_line[0] = strdup ("/bin/echo");
command_line[1] = strdup ("this is test two");
command_line[2] = NULL;
command_line[3] = NULL;
command_line[4] = NULL;
result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
ok (chld_out.lines == 1,
"(array) Check for expected number of stdout lines");
ok (chld_err.lines == 0,
"(array) Check for expected number of stderr lines");
ok (strcmp (chld_out.line[0], "this is test two") == 0,
"(array) Check for expected stdout output");
ok (result == 0, "(array) Checking exit code");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
result = cmd_run (command, &chld_out, &chld_err, 0);
ok (chld_out.lines == 1,
"(string) Check for expected number of stdout lines");
ok (chld_err.lines == 0,
"(string) Check for expected number of stderr lines");
ok (strcmp (chld_out.line[0], "this is test one") == 0,
"(string) Check for expected stdout output");
ok (result == 0, "(string) Checking exit code");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
/* Pass linefeeds via parameters through - those should be evaluated by echo to give multi line output */
command_line[0] = strdup("/bin/echo");
command_line[1] = strdup("this is a test via echo\nline two\nit's line 3");
command_line[2] = strdup("and (note space between '3' and 'and') $$ will not get evaluated");
result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
ok (chld_out.lines == 3,
"(array) Check for expected number of stdout lines");
ok (chld_err.lines == 0,
"(array) Check for expected number of stderr lines");
ok (strcmp (chld_out.line[0], "this is a test via echo") == 0,
"(array) Check line 1 for expected stdout output");
ok (strcmp (chld_out.line[1], "line two") == 0,
"(array) Check line 2 for expected stdout output");
ok (strcmp (chld_out.line[2], "it's line 3 and (note space between '3' and 'and') $$ will not get evaluated") == 0,
"(array) Check line 3 for expected stdout output");
ok (result == 0, "(array) Checking exit code");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
ok (result == UNSET, "(initialised) Checking exit code is reset");
command = (char *)malloc(COMMAND_LINE);
strcpy(command, "/bin/echo3456 non-existant command");
result = cmd_run (command, &chld_out, &chld_err, 0);
ok (chld_out.lines == 0,
"Non existant command, so no output");
ok (chld_err.lines == 0,
"No stderr either");
ok (result == 3, "Get return code 3 (?) for non-existant command");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
command = (char *)malloc(COMMAND_LINE);
strcpy(command, "/bin/sh non-existant-file");
result = cmd_run (command, &chld_out, &chld_err, 0);
ok (chld_out.lines == 0,
"/bin/sh returns no stdout when file is missing...");
ok (chld_err.lines == 1,
"...but does give an error line");
ok (strstr(chld_err.line[0],"non-existant-file") != NULL, "And missing filename is in error message");
ok (result == 127, "Get return code 127 from /bin/sh");
/* ensure everything is empty again */
memset (&chld_out, 0, sizeof (output));
memset (&chld_err, 0, sizeof (output));
result = UNSET;
command = (char *)malloc(COMMAND_LINE);
strcpy(command, "/bin/non-existant-command");
result = cmd_run (command, &chld_out, &chld_err, 0);
ok (chld_out.lines == 0,
"/bin/non-existant-command returns no stdout...");
ok (chld_err.lines == 0,
"...and no stderr output either");
ok (result == 3, "Get return code 3 = UNKNOWN when command does not exist");
return exit_status ();
}