//
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// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech>
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//
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// This software is supplied under the terms of the MIT License, a
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// copy of which should be located in the distribution where this
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// file was obtained (LICENSE.txt). A copy of the license may also be
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// found online at https://opensource.org/licenses/MIT.
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//
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#include <nuts.h>
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static void
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test_push_identity(void)
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{
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nng_socket s;
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int p;
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char * n;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_socket_get_int(s, NNG_OPT_PROTO, &p));
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NUTS_TRUE(p == NUTS_PROTO(5u, 0u)); // 80
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NUTS_PASS(nng_socket_get_int(s, NNG_OPT_PEER, &p));
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NUTS_TRUE(p == NUTS_PROTO(5u, 1u)); // 81
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NUTS_PASS(nng_socket_get_string(s, NNG_OPT_PROTONAME, &n));
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NUTS_MATCH(n, "push");
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nng_strfree(n);
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NUTS_PASS(nng_socket_get_string(s, NNG_OPT_PEERNAME, &n));
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NUTS_MATCH(n, "pull");
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nng_strfree(n);
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NUTS_CLOSE(s);
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}
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static void
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test_push_cannot_recv(void)
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{
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nng_socket s;
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nng_msg * m = NULL;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_FAIL(nng_recvmsg(s, &m, 0), NNG_ENOTSUP);
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NUTS_CLOSE(s);
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}
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static void
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test_push_no_context(void)
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{
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nng_socket s;
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nng_ctx ctx;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_FAIL(nng_ctx_open(&ctx, s), NNG_ENOTSUP);
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NUTS_CLOSE(s);
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}
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static void
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test_push_not_readable(void)
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{
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int fd;
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nng_socket s;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_FAIL(nng_socket_get_int(s, NNG_OPT_RECVFD, &fd), NNG_ENOTSUP);
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NUTS_CLOSE(s);
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}
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static void
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test_push_poll_writable(void)
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{
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int fd;
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nng_socket pull;
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nng_socket push;
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_PASS(nng_push0_open(&push));
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NUTS_PASS(nng_socket_set_ms(pull, NNG_OPT_RECVTIMEO, 1000));
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NUTS_PASS(nng_socket_set_ms(push, NNG_OPT_SENDTIMEO, 1000));
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NUTS_PASS(nng_socket_get_int(push, NNG_OPT_SENDFD, &fd));
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NUTS_TRUE(fd >= 0);
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// This tests unbuffered sockets for now.
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// Note that for this we are using unbuffered inproc.
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// If using TCP or similar, then transport buffering will
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// break assumptions in this test.
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// Not writable if not connected!
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NUTS_TRUE(nuts_poll_fd(fd) == false);
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// After connect we can write.
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NUTS_MARRY(pull, push);
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NUTS_TRUE(nuts_poll_fd(fd) == true);
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// But once we send a message, it is not anymore.
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NUTS_SEND(push, "abc");
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// Have to send a second message, because the remote socket
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// will have consumed the first one.
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NUTS_SEND(push, "def");
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NUTS_SLEEP(100);
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NUTS_TRUE(nuts_poll_fd(fd) == false);
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// and receiving receiving the message makes it possible again.
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NUTS_RECV(pull, "abc");
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NUTS_SLEEP(100);
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_CLOSE(pull);
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NUTS_CLOSE(push);
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}
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static void
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test_push_poll_buffered(void)
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{
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int fd;
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nng_socket pull;
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nng_socket push;
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_PASS(nng_push0_open(&push));
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NUTS_PASS(nng_socket_set_ms(pull, NNG_OPT_RECVTIMEO, 1000));
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NUTS_PASS(nng_socket_set_ms(push, NNG_OPT_SENDTIMEO, 1000));
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NUTS_PASS(nng_socket_set_int(push, NNG_OPT_SENDBUF, 2));
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NUTS_PASS(nng_socket_get_int(push, NNG_OPT_SENDFD, &fd));
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NUTS_TRUE(fd >= 0);
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// We can write two message while unbuffered.
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "abc");
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "def");
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NUTS_TRUE(nuts_poll_fd(fd) == false);
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// After connect we remote end will pick up one of them.
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// Also, the local pipe itself will pick up one. So we
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// have two.
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NUTS_MARRY(pull, push);
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NUTS_SLEEP(100);
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "ghi");
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NUTS_SLEEP(100);
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "jkl");
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// Now it should be full.
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NUTS_TRUE(nuts_poll_fd(fd) == false);
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// and receiving receiving the message makes it possible again.
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NUTS_RECV(pull, "abc");
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NUTS_SLEEP(100);
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_RECV(pull, "def");
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NUTS_RECV(pull, "ghi");
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NUTS_RECV(pull, "jkl");
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NUTS_CLOSE(pull);
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NUTS_CLOSE(push);
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}
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static void
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test_push_poll_truncate(void)
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{
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int fd;
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nng_socket pull;
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nng_socket push;
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// This test starts with a buffer and then truncates it to see
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// that shortening the buffer has an impact.
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_PASS(nng_push0_open(&push));
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NUTS_PASS(nng_socket_set_ms(pull, NNG_OPT_RECVTIMEO, 1000));
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NUTS_PASS(nng_socket_set_ms(push, NNG_OPT_SENDTIMEO, 1000));
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NUTS_PASS(nng_socket_set_int(push, NNG_OPT_SENDBUF, 3));
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NUTS_PASS(nng_socket_get_int(push, NNG_OPT_SENDFD, &fd));
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NUTS_TRUE(fd >= 0);
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// We can write two message while unbuffered.
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "abc");
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_SEND(push, "def");
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NUTS_TRUE(nuts_poll_fd(fd));
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NUTS_PASS(nng_socket_set_int(push, NNG_OPT_SENDBUF, 1));
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NUTS_TRUE(nuts_poll_fd(fd) == false);
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NUTS_MARRY(pull, push);
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NUTS_RECV(pull, "abc");
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// def got dropped
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NUTS_SEND(push, "ghi");
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NUTS_RECV(pull, "ghi");
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NUTS_CLOSE(pull);
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NUTS_SLEEP(100);
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// We have a buffer of one.
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NUTS_SEND(push, "jkl");
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// Resize to 0 (unbuffered)
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NUTS_PASS(nng_socket_set_int(push, NNG_OPT_SENDBUF, 0));
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// reopen the pull socket and connect it
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_MARRY(push, pull);
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// jkl got dropped.
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NUTS_SEND(push, "mno");
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NUTS_RECV(pull, "mno");
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NUTS_CLOSE(pull);
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NUTS_CLOSE(push);
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}
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void
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test_push_validate_peer(void)
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{
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nng_socket s1, s2;
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nng_stat * stats;
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nng_stat * reject;
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char * addr;
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NUTS_ADDR(addr, "inproc");
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NUTS_PASS(nng_push0_open(&s1));
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NUTS_PASS(nng_push0_open(&s2));
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NUTS_PASS(nng_listen(s1, addr, NULL, 0));
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NUTS_PASS(nng_dial(s2, addr, NULL, NNG_FLAG_NONBLOCK));
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NUTS_SLEEP(100);
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NUTS_PASS(nng_stats_get(&stats));
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NUTS_TRUE(stats != NULL);
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NUTS_TRUE((reject = nng_stat_find_socket(stats, s1)) != NULL);
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NUTS_TRUE((reject = nng_stat_find(reject, "reject")) != NULL);
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NUTS_TRUE(nng_stat_type(reject) == NNG_STAT_COUNTER);
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NUTS_TRUE(nng_stat_value(reject) > 0);
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NUTS_CLOSE(s1);
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NUTS_CLOSE(s2);
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nng_stats_free(stats);
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}
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static void
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test_push_send_aio_stopped(void)
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{
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nng_socket s;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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nng_aio_set_msg(aio, m);
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nng_aio_stop(aio);
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nng_send_aio(s, aio);
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nng_aio_wait(aio);
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NUTS_FAIL(nng_aio_result(aio), NNG_ECANCELED);
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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nng_msg_free(m);
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}
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static void
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test_push_close_send(void)
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{
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nng_socket s;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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nng_aio_set_timeout(aio, 1000);
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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NUTS_PASS(nng_close(s));
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nng_aio_wait(aio);
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NUTS_FAIL(nng_aio_result(aio), NNG_ECLOSED);
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nng_aio_free(aio);
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nng_msg_free(m);
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}
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static void
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test_push_send_nonblock(void)
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{
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nng_socket s;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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nng_aio_set_timeout(aio, 0); // Instant timeout
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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nng_aio_wait(aio);
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NUTS_FAIL(nng_aio_result(aio), NNG_ETIMEDOUT);
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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nng_msg_free(m);
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}
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static void
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test_push_send_timeout(void)
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{
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nng_socket s;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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nng_aio_set_timeout(aio, 10);
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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nng_aio_wait(aio);
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NUTS_FAIL(nng_aio_result(aio), NNG_ETIMEDOUT);
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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nng_msg_free(m);
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}
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static void
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test_push_send_cancel(void)
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{
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nng_socket s;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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nng_aio_set_timeout(aio, 1000);
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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nng_aio_abort(aio, NNG_ECANCELED);
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nng_aio_wait(aio);
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NUTS_FAIL(nng_aio_result(aio), NNG_ECANCELED);
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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nng_msg_free(m);
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}
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static void
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test_push_send_late_unbuffered(void)
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{
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nng_socket s;
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nng_socket pull;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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NUTS_PASS(nng_msg_append(m, "123\0", 4));
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nng_aio_set_timeout(aio, 1000);
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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NUTS_MARRY(s, pull);
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NUTS_RECV(pull, "123");
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nng_aio_wait(aio);
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NUTS_PASS(nng_aio_result(aio));
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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}
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static void
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test_push_send_late_buffered(void)
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{
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nng_socket s;
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nng_socket pull;
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nng_aio * aio;
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nng_msg * m;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_pull0_open(&pull));
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NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
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NUTS_PASS(nng_setopt_int(s, NNG_OPT_SENDBUF, 2));
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NUTS_PASS(nng_msg_alloc(&m, 0));
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NUTS_PASS(nng_msg_append(m, "123\0", 4));
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nng_aio_set_timeout(aio, 1000);
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nng_aio_set_msg(aio, m);
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nng_send_aio(s, aio);
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NUTS_MARRY(s, pull);
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NUTS_RECV(pull, "123");
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nng_aio_wait(aio);
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NUTS_PASS(nng_aio_result(aio));
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NUTS_CLOSE(s);
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nng_aio_free(aio);
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}
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static void
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test_push_cooked(void)
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{
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nng_socket s;
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bool b;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_RAW, &b));
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NUTS_TRUE(!b);
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NUTS_CLOSE(s);
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}
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static void
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test_push_load_balance_buffered(void)
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{
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nng_socket s;
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nng_socket pull1;
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nng_socket pull2;
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nng_socket pull3;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_pull0_open(&pull1));
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NUTS_PASS(nng_pull0_open(&pull2));
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NUTS_PASS(nng_pull0_open(&pull3));
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NUTS_PASS(nng_setopt_int(s, NNG_OPT_SENDBUF, 4));
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NUTS_MARRY(s, pull1);
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NUTS_MARRY(s, pull2);
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NUTS_MARRY(s, pull3);
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NUTS_SLEEP(100);
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NUTS_SEND(s, "one");
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NUTS_SEND(s, "two");
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NUTS_SEND(s, "three");
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NUTS_RECV(pull1, "one");
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NUTS_RECV(pull2, "two");
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NUTS_RECV(pull3, "three");
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NUTS_CLOSE(s);
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NUTS_CLOSE(pull1);
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NUTS_CLOSE(pull2);
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NUTS_CLOSE(pull3);
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}
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static void
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test_push_load_balance_unbuffered(void)
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{
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nng_socket s;
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nng_socket pull1;
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nng_socket pull2;
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nng_socket pull3;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_pull0_open(&pull1));
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NUTS_PASS(nng_pull0_open(&pull2));
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NUTS_PASS(nng_pull0_open(&pull3));
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NUTS_MARRY(s, pull1);
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NUTS_MARRY(s, pull2);
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NUTS_MARRY(s, pull3);
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NUTS_SLEEP(100);
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NUTS_SEND(s, "one");
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NUTS_SEND(s, "two");
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NUTS_SEND(s, "three");
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NUTS_RECV(pull1, "one");
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NUTS_RECV(pull2, "two");
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NUTS_RECV(pull3, "three");
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// Loop around is unpredictable somewhat, because the the
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// pull sockets can take different periods of time to return
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// back to readiness.
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NUTS_CLOSE(s);
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NUTS_CLOSE(pull1);
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NUTS_CLOSE(pull2);
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NUTS_CLOSE(pull3);
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}
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static void
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test_push_send_buffer(void)
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{
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nng_socket s;
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int v;
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bool b;
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size_t sz;
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NUTS_PASS(nng_push0_open(&s));
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NUTS_PASS(nng_getopt_int(s, NNG_OPT_SENDBUF, &v));
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NUTS_TRUE(v == 0);
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NUTS_FAIL(nng_getopt_bool(s, NNG_OPT_SENDBUF, &b), NNG_EBADTYPE);
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sz = 1;
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NUTS_FAIL(nng_getopt(s, NNG_OPT_SENDBUF, &b, &sz), NNG_EINVAL);
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NUTS_FAIL(nng_setopt_int(s, NNG_OPT_SENDBUF, -1), NNG_EINVAL);
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NUTS_FAIL(nng_setopt_int(s, NNG_OPT_SENDBUF, 100000), NNG_EINVAL);
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NUTS_FAIL(nng_setopt_bool(s, NNG_OPT_SENDBUF, false), NNG_EBADTYPE);
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NUTS_FAIL(nng_setopt(s, NNG_OPT_SENDBUF, &b, 1), NNG_EINVAL);
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NUTS_PASS(nng_setopt_int(s, NNG_OPT_SENDBUF, 100));
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NUTS_PASS(nng_getopt_int(s, NNG_OPT_SENDBUF, &v));
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NUTS_TRUE(v == 100);
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NUTS_CLOSE(s);
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}
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TEST_LIST = {
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{ "push identity", test_push_identity },
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{ "push cannot recv", test_push_cannot_recv },
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{ "push no context", test_push_no_context },
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{ "push not readable", test_push_not_readable },
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{ "push poll writable", test_push_poll_writable },
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{ "push poll buffered", test_push_poll_buffered },
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{ "push poll truncate", test_push_poll_truncate },
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{ "push validate peer", test_push_validate_peer },
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{ "push send aio stopped", test_push_send_aio_stopped },
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{ "push close send", test_push_close_send },
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{ "push send nonblock", test_push_send_nonblock },
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{ "push send timeout", test_push_send_timeout },
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{ "push send cancel", test_push_send_cancel },
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{ "push send late buffered", test_push_send_late_buffered },
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{ "push send late unbuffered", test_push_send_late_unbuffered },
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{ "push cooked", test_push_cooked },
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{ "push load balance buffered", test_push_load_balance_buffered },
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{ "push load balance unbuffered", test_push_load_balance_unbuffered },
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{ "push send buffer", test_push_send_buffer },
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{ NULL, NULL },
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};
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