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//
// Copyright 2024 Staysail Systems, Inc. <info@staysail.tech>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#include "nng/nng.h"
#include <nuts.h>
static void
test_pub_identity(void)
{
nng_socket s;
uint16_t p;
const char *n;
NUTS_PASS(nng_pub0_open(&s));
NUTS_PASS(nng_socket_proto_id(s, &p));
NUTS_TRUE(p == NUTS_PROTO(2u, 0u)); // 32
NUTS_PASS(nng_socket_peer_id(s, &p));
NUTS_TRUE(p == NUTS_PROTO(2u, 1u)); // 33
NUTS_PASS(nng_socket_proto_name(s, &n));
NUTS_MATCH(n, "pub");
NUTS_PASS(nng_socket_peer_name(s, &n));
NUTS_MATCH(n, "sub");
NUTS_CLOSE(s);
}
static void
test_pub_cannot_recv(void)
{
nng_socket pub;
NUTS_PASS(nng_pub0_open(&pub));
NUTS_FAIL(nng_recv(pub, "", 0, 0), NNG_ENOTSUP);
NUTS_CLOSE(pub);
}
static void
test_pub_no_context(void)
{
nng_socket pub;
nng_ctx ctx;
NUTS_PASS(nng_pub0_open(&pub));
NUTS_FAIL(nng_ctx_open(&ctx, pub), NNG_ENOTSUP);
NUTS_CLOSE(pub);
}
static void
test_pub_not_readable(void)
{
int fd;
nng_socket pub;
NUTS_PASS(nng_pub0_open(&pub));
NUTS_FAIL(nng_socket_get_recv_poll_fd(pub, &fd), NNG_ENOTSUP);
NUTS_CLOSE(pub);
}
static void
test_pub_poll_writeable(void)
{
int fd;
nng_socket pub;
nng_socket sub;
NUTS_PASS(nng_sub0_open(&sub));
NUTS_PASS(nng_pub0_open(&pub));
NUTS_PASS(nng_socket_get_send_poll_fd(pub, &fd));
NUTS_TRUE(fd >= 0);
// Pub is *always* writeable
NUTS_TRUE(nuts_poll_fd(fd));
// Even after connect (no message yet)
NUTS_MARRY(pub, sub);
NUTS_TRUE(nuts_poll_fd(fd));
// Even if we send messages.
NUTS_SEND(pub, "abc");
NUTS_TRUE(nuts_poll_fd(fd));
NUTS_CLOSE(pub);
NUTS_CLOSE(sub);
}
static void
test_pub_send_no_pipes(void)
{
nng_socket pub;
NUTS_PASS(nng_pub0_open(&pub));
NUTS_SEND(pub, "DROP1");
NUTS_SEND(pub, "DROP2");
nng_stat *stats;
const nng_stat *pubs;
NUTS_PASS(nng_stats_get(&stats));
NUTS_TRUE(stats != NULL);
NUTS_TRUE((pubs = nng_stat_find_socket(stats, pub)) != NULL);
nng_stats_dump(pubs);
nng_stats_free(stats);
NUTS_CLOSE(pub);
}
void
test_pub_validate_peer(void)
{
nng_socket s1, s2;
nng_stat *stats;
const nng_stat *reject;
char *addr;
NUTS_ADDR(addr, "inproc");
NUTS_PASS(nng_pub0_open(&s1));
NUTS_PASS(nng_pub0_open(&s2));
NUTS_PASS(nng_listen(s1, addr, NULL, 0));
NUTS_PASS(nng_dial(s2, addr, NULL, NNG_FLAG_NONBLOCK));
NUTS_SLEEP(100);
NUTS_PASS(nng_stats_get(&stats));
NUTS_TRUE(stats != NULL);
NUTS_TRUE((reject = nng_stat_find_socket(stats, s1)) != NULL);
NUTS_TRUE((reject = nng_stat_find(reject, "reject")) != NULL);
NUTS_TRUE(nng_stat_type(reject) == NNG_STAT_COUNTER);
NUTS_TRUE(nng_stat_value(reject) > 0);
NUTS_CLOSE(s1);
NUTS_CLOSE(s2);
nng_stats_dump(stats);
nng_stats_free(stats);
}
static void
test_pub_send_queued(void)
{
nng_socket pub;
nng_socket sub;
// MB: What we really need is a mock so that we can send harder
// than we receive -- we need a way to apply back-pressure for this
// test to be really meaningful.
NUTS_PASS(nng_pub0_open(&pub));
NUTS_PASS(nng_sub0_open(&sub));
NUTS_PASS(nng_sub0_socket_subscribe(sub, "", 0));
NUTS_PASS(nng_socket_set_int(pub, NNG_OPT_SENDBUF, 10));
NUTS_PASS(nng_socket_set_int(sub, NNG_OPT_RECVBUF, 10));
NUTS_PASS(nng_socket_set_ms(pub, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(sub, NNG_OPT_RECVTIMEO, 1000));
NUTS_MARRY(pub, sub);
NUTS_SEND(pub, "first");
NUTS_SEND(pub, "second");
NUTS_SEND(pub, "three musketeers");
NUTS_SEND(pub, "four");
NUTS_SLEEP(50);
NUTS_RECV(sub, "first");
NUTS_RECV(sub, "second");
NUTS_RECV(sub, "three musketeers");
NUTS_RECV(sub, "four");
nng_stat *stats;
const nng_stat *pubs;
NUTS_PASS(nng_stats_get(&stats));
NUTS_TRUE(stats != NULL);
NUTS_TRUE((pubs = nng_stat_find_socket(stats, pub)) != NULL);
nng_stats_dump(pubs);
nng_stats_free(stats);
NUTS_CLOSE(pub);
NUTS_CLOSE(sub);
}
static void
test_pub_send_buf_option(void)
{
nng_socket pub;
int v;
bool b;
const char *opt = NNG_OPT_SENDBUF;
NUTS_PASS(nng_pub0_open(&pub));
NUTS_PASS(nng_socket_set_int(pub, opt, 1));
NUTS_FAIL(nng_socket_set_int(pub, opt, 0), NNG_EINVAL);
NUTS_FAIL(nng_socket_set_int(pub, opt, -1), NNG_EINVAL);
NUTS_FAIL(nng_socket_set_int(pub, opt, 1000000), NNG_EINVAL);
NUTS_PASS(nng_socket_set_int(pub, opt, 3));
NUTS_PASS(nng_socket_get_int(pub, opt, &v));
NUTS_TRUE(v == 3);
NUTS_FAIL(nng_socket_set_bool(pub, opt, true), NNG_EBADTYPE);
NUTS_FAIL(nng_socket_get_bool(pub, opt, &b), NNG_EBADTYPE);
NUTS_CLOSE(pub);
}
static void
test_pub_cooked(void)
{
nng_socket s;
bool b;
NUTS_PASS(nng_pub0_open(&s));
NUTS_PASS(nng_socket_raw(s, &b));
NUTS_TRUE(!b);
NUTS_CLOSE(s);
// raw pub only differs in the option setting
NUTS_PASS(nng_pub0_open_raw(&s));
NUTS_PASS(nng_socket_raw(s, &b));
NUTS_TRUE(b);
NUTS_CLOSE(s);
}
NUTS_TESTS = {
{ "pub identity", test_pub_identity },
{ "pub cannot recv", test_pub_cannot_recv },
{ "put no context", test_pub_no_context },
{ "pub not readable", test_pub_not_readable },
{ "pub poll writeable", test_pub_poll_writeable },
{ "pub validate peer", test_pub_validate_peer },
{ "pub send queued", test_pub_send_queued },
{ "pub send no pipes", test_pub_send_no_pipes },
{ "pub send buf option", test_pub_send_buf_option },
{ "pub cooked", test_pub_cooked },
{ NULL, NULL },
};
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