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#define _GNU_SOURCE 1
#include "umberlog.h"
#include <json.h>
#include <assert.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <limits.h>
static void
verify_value (struct json_object *jo, const char *key,
const char *expected_value)
{
struct json_object *o;
const char *value;
o = json_object_object_get (jo, key);
assert (o != NULL);
value = json_object_get_string (o);
assert (value != NULL);
assert (strcmp (value, expected_value) == 0);
}
static void
verify_value_exists (struct json_object *jo, const char *key)
{
struct json_object *o;
o = json_object_object_get (jo, key);
assert (o != NULL);
}
static void
verify_value_missing (struct json_object *jo, const char *key)
{
struct json_object *o;
o = json_object_object_get (jo, key);
assert (o == NULL);
}
static struct json_object *
parse_msg (const char *msg)
{
struct json_object *jo;
jo = json_tokener_parse (msg);
assert (jo != NULL);
return jo;
}
static void
test_simple (void)
{
char *msg;
struct json_object *jo;
char host[_POSIX_HOST_NAME_MAX + 1];
openlog ("umberlog/test_simple", 0, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "hello, I'm %s!", __FUNCTION__, NULL);
jo = parse_msg (msg);
free (msg);
gethostname (host, _POSIX_HOST_NAME_MAX);
verify_value (jo, "msg", "hello, I'm test_simple!");
verify_value (jo, "facility", "local0");
verify_value (jo, "priority", "debug");
verify_value (jo, "program", "umberlog/test_simple");
verify_value_exists (jo, "pid");
verify_value_exists (jo, "uid");
verify_value_exists (jo, "gid");
verify_value_exists (jo, "timestamp");
verify_value (jo, "host", host);
json_object_put (jo);
closelog ();
}
static void
test_no_discover (void)
{
char *msg;
struct json_object *jo;
openlog ("umberlog/test_no_discover", LOG_UL_NODISCOVER, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "hello, I'm %s!", __FUNCTION__, NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "msg", "hello, I'm test_no_discover!");
verify_value_missing (jo, "facility");
verify_value_missing (jo, "priority");
verify_value_missing (jo, "program");
verify_value_missing (jo, "pid");
verify_value_missing (jo, "uid");
verify_value_missing (jo, "gid");
verify_value_missing (jo, "host");
verify_value_missing (jo, "timestamp");
json_object_put (jo);
closelog ();
}
static void
test_additional_fields (void)
{
char *msg;
struct json_object *jo;
openlog ("umberlog/test_additional_fields", 0, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "testing 1, 2, 3...",
"random_number", "%d", 42,
"random_string", "fourty-two",
NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "msg", "testing 1, 2, 3...");
verify_value (jo, "random_number", "42");
verify_value (jo, "random_string", "fourty-two");
json_object_put (jo);
closelog ();
}
static void
test_discover_priority (void)
{
char *msg, *pid;
struct json_object *jo;
openlog ("umberlog/test_discover_priority", 0, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "testing 1, 2, 3...",
"pid", "%d", getpid () + 42,
NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "msg", "testing 1, 2, 3...");
if (asprintf (&pid, "%d", getpid ()) == -1)
abort ();
verify_value (jo, "pid", pid);
free (pid);
json_object_put (jo);
closelog ();
}
static void
test_no_timestamp (void)
{
char *msg;
struct json_object *jo;
openlog ("umberlog/test_no_timestamp", LOG_UL_NOTIME, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "hello, I'm %s!", __FUNCTION__, NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "msg", "hello, I'm test_no_timestamp!");
verify_value (jo, "facility", "local0");
verify_value (jo, "priority", "debug");
verify_value (jo, "program", "umberlog/test_no_timestamp");
verify_value_exists (jo, "pid");
verify_value_exists (jo, "uid");
verify_value_exists (jo, "gid");
verify_value_missing (jo, "timestamp");
verify_value_exists (jo, "host");
json_object_put (jo);
closelog ();
}
static void
test_json_escape (void)
{
char *msg;
struct json_object *jo;
openlog ("umberlog/test_json_escape", LOG_UL_NODISCOVER, LOG_LOCAL0);
msg = ul_format (LOG_DEBUG, "%s", __FUNCTION__,
"quotes", "Hi, \"quoted value\" speaking!",
"\"really\"", "yeah",
"control", "foo\nbar",
"utf8", "Árvíztűrő tükörfúrógép",
"junk", "\013foo",
NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "quotes", "Hi, \"quoted value\" speaking!");
verify_value (jo, "\"really\"", "yeah");
verify_value (jo, "control", "foo\nbar");
verify_value (jo, "utf8", "Árvíztűrő tükörfúrógép");
verify_value (jo, "junk", "\013foo");
json_object_put (jo);
closelog ();
}
static void
test_facprio (void)
{
char *msg;
struct json_object *jo;
msg = ul_format (LOG_LOCAL1 | LOG_DEBUG, "%s", __FUNCTION__,
NULL);
jo = parse_msg (msg);
free (msg);
verify_value (jo, "facility", "local1");
verify_value (jo, "priority", "debug");
json_object_put (jo);
}
int
main (void)
{
test_simple ();
test_no_discover ();
test_additional_fields ();
test_discover_priority ();
test_no_timestamp ();
test_json_escape ();
test_facprio ();
return 0;
}
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