hiredis/test.c
2010-10-31 10:34:29 +01:00

353 lines
12 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <sys/time.h>
#include <assert.h>
#include <unistd.h>
#include "hiredis.h"
/* The following lines make up our testing "framework" :) */
static int tests = 0, fails = 0;
#define test(_s) { printf("#%02d ", ++tests); printf(_s); }
#define test_cond(_c) if(_c) printf("PASSED\n"); else {printf("FAILED\n"); fails++;}
static long long usec(void) {
struct timeval tv;
gettimeofday(&tv,NULL);
return (((long long)tv.tv_sec)*1000000)+tv.tv_usec;
}
static redisContext *blocking_context = NULL;
static void __connect(redisContext **target) {
*target = blocking_context = redisConnect((char*)"127.0.0.1", 6379, NULL);
if (blocking_context->error != NULL) {
printf("Connection error: %s\n", blocking_context->error);
exit(1);
}
}
static void test_format_commands() {
char *cmd;
int len;
test("Format command without interpolation: ");
len = redisFormatCommand(&cmd,"SET foo bar");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
free(cmd);
test("Format command with %%s string interpolation: ");
len = redisFormatCommand(&cmd,"SET %s %s","foo","bar");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
free(cmd);
test("Format command with %%b string interpolation: ");
len = redisFormatCommand(&cmd,"SET %b %b","foo",3,"b\0r",3);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nb\0r\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
free(cmd);
const char *argv[3];
argv[0] = "SET";
argv[1] = "foo";
argv[2] = "bar";
size_t lens[3] = { 3, 3, 3 };
int argc = 3;
test("Format command by passing argc/argv without lengths: ");
len = redisFormatCommandArgv(&cmd,argc,argv,NULL);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
free(cmd);
test("Format command by passing argc/argv with lengths: ");
len = redisFormatCommandArgv(&cmd,argc,argv,lens);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
free(cmd);
}
static void test_blocking_connection() {
redisContext *c;
redisReply *reply;
__connect(&c);
test("Returns I/O error when the connection is lost: ");
reply = redisCommand(c,"QUIT");
test_cond(redisCommand(c,"PING") == NULL &&
strcasecmp(reply->str,"OK") == 0 &&
strcmp(c->error,"read: Server closed the connection") == 0);
freeReplyObject(reply);
redisFree(c);
__connect(&c); /* reconnect */
test("Is able to deliver commands: ");
reply = redisCommand(c,"PING");
test_cond(reply->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->str,"pong") == 0)
freeReplyObject(reply);
/* Switch to DB 9 for testing, now that we know we can chat. */
reply = redisCommand(c,"SELECT 9");
freeReplyObject(reply);
/* Make sure the DB is emtpy */
reply = redisCommand(c,"DBSIZE");
if (reply->type != REDIS_REPLY_INTEGER ||
reply->integer != 0) {
printf("Sorry DB 9 is not empty, test can not continue\n");
exit(1);
} else {
printf("DB 9 is empty... test can continue\n");
}
freeReplyObject(reply);
test("Is a able to send commands verbatim: ");
reply = redisCommand(c,"SET foo bar");
test_cond (reply->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->str,"ok") == 0)
freeReplyObject(reply);
test("%%s String interpolation works: ");
reply = redisCommand(c,"SET %s %s","foo","hello world");
freeReplyObject(reply);
reply = redisCommand(c,"GET foo");
test_cond(reply->type == REDIS_REPLY_STRING &&
strcmp(reply->str,"hello world") == 0);
freeReplyObject(reply);
test("%%b String interpolation works: ");
reply = redisCommand(c,"SET %b %b","foo",3,"hello\x00world",11);
freeReplyObject(reply);
reply = redisCommand(c,"GET foo");
test_cond(reply->type == REDIS_REPLY_STRING &&
memcmp(reply->str,"hello\x00world",11) == 0)
test("Binary reply length is correct: ");
test_cond(reply->len == 11)
freeReplyObject(reply);
test("Can parse nil replies: ");
reply = redisCommand(c,"GET nokey");
test_cond(reply->type == REDIS_REPLY_NIL)
freeReplyObject(reply);
/* test 7 */
test("Can parse integer replies: ");
reply = redisCommand(c,"INCR mycounter");
test_cond(reply->type == REDIS_REPLY_INTEGER && reply->integer == 1)
freeReplyObject(reply);
test("Can parse multi bulk replies: ");
freeReplyObject(redisCommand(c,"LPUSH mylist foo"));
freeReplyObject(redisCommand(c,"LPUSH mylist bar"));
reply = redisCommand(c,"LRANGE mylist 0 -1");
test_cond(reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 2 &&
!memcmp(reply->element[0]->str,"bar",3) &&
!memcmp(reply->element[1]->str,"foo",3))
freeReplyObject(reply);
/* m/e with multi bulk reply *before* other reply.
* specifically test ordering of reply items to parse. */
test("Can handle nested multi bulk replies: ");
freeReplyObject(redisCommand(c,"MULTI"));
freeReplyObject(redisCommand(c,"LRANGE mylist 0 -1"));
freeReplyObject(redisCommand(c,"PING"));
reply = (redisCommand(c,"EXEC"));
test_cond(reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 2 &&
reply->element[0]->type == REDIS_REPLY_ARRAY &&
reply->element[0]->elements == 2 &&
!memcmp(reply->element[0]->element[0]->str,"bar",3) &&
!memcmp(reply->element[0]->element[1]->str,"foo",3) &&
reply->element[1]->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->element[1]->str,"pong") == 0);
freeReplyObject(reply);
}
static void test_reply_reader() {
void *reader;
char *err;
int ret;
test("Error handling in reply parser: ");
reader = redisReplyReaderCreate(NULL);
redisReplyReaderFeed(reader,(char*)"@foo\r\n",6);
ret = redisReplyReaderGetReply(reader,NULL);
err = redisReplyReaderGetError(reader);
test_cond(ret == REDIS_ERR &&
strcasecmp(err,"protocol error, got \"@\" as reply type byte") == 0);
redisReplyReaderFree(reader);
/* when the reply already contains multiple items, they must be free'd
* on an error. valgrind will bark when this doesn't happen. */
test("Memory cleanup in reply parser: ");
reader = redisReplyReaderCreate(NULL);
redisReplyReaderFeed(reader,(char*)"*2\r\n",4);
redisReplyReaderFeed(reader,(char*)"$5\r\nhello\r\n",11);
redisReplyReaderFeed(reader,(char*)"@foo\r\n",6);
ret = redisReplyReaderGetReply(reader,NULL);
err = redisReplyReaderGetError(reader);
test_cond(ret == REDIS_ERR &&
strcasecmp(err,"protocol error, got \"@\" as reply type byte") == 0);
redisReplyReaderFree(reader);
}
static void test_throughput() {
int i;
long long t1, t2;
redisContext *c = blocking_context;
redisReply **replies;
test("Throughput:\n");
for (i = 0; i < 500; i++)
freeReplyObject(redisCommand(c,"LPUSH mylist foo"));
replies = malloc(sizeof(redisReply*)*1000);
t1 = usec();
for (i = 0; i < 1000; i++) replies[i] = redisCommand(c,"PING");
t2 = usec();
for (i = 0; i < 1000; i++) freeReplyObject(replies[i]);
free(replies);
printf("\t(1000x PING: %.2fs)\n", (t2-t1)/1000000.0);
replies = malloc(sizeof(redisReply*)*1000);
t1 = usec();
for (i = 0; i < 1000; i++) replies[i] = redisCommand(c,"LRANGE mylist 0 499");
t2 = usec();
for (i = 0; i < 1000; i++) freeReplyObject(replies[i]);
free(replies);
printf("\t(1000x LRANGE with 500 elements: %.2fs)\n", (t2-t1)/1000000.0);
}
static void cleanup() {
redisContext *c = blocking_context;
redisReply *reply;
/* Make sure we're on DB 9 */
reply = redisCommand(c,"SELECT 9");
assert(reply != NULL); freeReplyObject(reply);
reply = redisCommand(c,"FLUSHDB");
assert(reply != NULL); freeReplyObject(reply);
redisFree(c);
}
static long __test_callback_flags = 0;
static void __test_callback(redisContext *c, void *privdata) {
((void)c);
/* Shift to detect execution order */
__test_callback_flags <<= 8;
__test_callback_flags |= (long)privdata;
}
static void __test_reply_callback(redisContext *c, redisReply *reply, void *privdata) {
((void)c);
/* Shift to detect execution order */
__test_callback_flags <<= 8;
__test_callback_flags |= (long)privdata;
if (reply) freeReplyObject(reply);
}
static redisContext *__connect_nonblock() {
/* Reset callback flags */
__test_callback_flags = 0;
return redisConnectNonBlock("127.0.0.1", 6379, NULL);
}
static void test_nonblocking_connection() {
redisContext *c;
int wdone = 0;
test("Calls command callback when command is issued: ");
c = __connect_nonblock();
redisSetCommandCallback(c,__test_callback,(void*)1);
redisCommand(c,"PING");
test_cond(__test_callback_flags == 1);
redisFree(c);
test("Calls disconnect callback on redisDisconnect: ");
c = __connect_nonblock();
redisSetDisconnectCallback(c,__test_callback,(void*)2);
redisDisconnect(c);
test_cond(__test_callback_flags == 2);
redisFree(c);
test("Calls disconnect callback and free callback on redisFree: ");
c = __connect_nonblock();
redisSetDisconnectCallback(c,__test_callback,(void*)2);
redisSetFreeCallback(c,__test_callback,(void*)4);
redisFree(c);
test_cond(__test_callback_flags == ((2 << 8) | 4));
test("redisBufferWrite against empty write buffer: ");
c = __connect_nonblock();
test_cond(redisBufferWrite(c,&wdone) == REDIS_OK && wdone == 1);
redisFree(c);
test("redisBufferWrite against not yet connected fd: ");
c = __connect_nonblock();
redisCommand(c,"PING");
test_cond(redisBufferWrite(c,NULL) == REDIS_ERR &&
strncmp(c->error,"write:",6) == 0);
redisFree(c);
test("redisBufferWrite against closed fd: ");
c = __connect_nonblock();
redisCommand(c,"PING");
redisDisconnect(c);
test_cond(redisBufferWrite(c,NULL) == REDIS_ERR &&
strncmp(c->error,"write:",6) == 0);
redisFree(c);
test("Process callbacks in the right sequence: ");
c = __connect_nonblock();
redisCommandWithCallback(c,__test_reply_callback,(void*)1,"PING");
redisCommandWithCallback(c,__test_reply_callback,(void*)2,"PING");
redisCommandWithCallback(c,__test_reply_callback,(void*)3,"PING");
/* Write output buffer */
wdone = 0;
while(!wdone) {
usleep(500);
redisBufferWrite(c,&wdone);
}
/* Read until at least one callback is executed (the 3 replies will
* arrive in a single packet, causing all callbacks to be executed in
* a single pass). */
while(__test_callback_flags == 0) {
assert(redisBufferRead(c) == REDIS_OK);
redisProcessCallbacks(c);
}
test_cond(__test_callback_flags == 0x010203);
redisFree(c);
test("redisDisconnect executes pending callbacks with NULL reply: ");
c = __connect_nonblock();
redisSetDisconnectCallback(c,__test_callback,(void*)1);
redisCommandWithCallback(c,__test_reply_callback,(void*)2,"PING");
redisDisconnect(c);
test_cond(__test_callback_flags == 0x0201);
redisFree(c);
}
int main(void) {
test_format_commands();
test_blocking_connection();
test_reply_reader();
test_nonblocking_connection();
test_throughput();
cleanup();
if (fails == 0) {
printf("ALL TESTS PASSED\n");
} else {
printf("*** %d TESTS FAILED ***\n", fails);
}
return 0;
}