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-rw-r--r--src/sp/pipe_test.c276
1 files changed, 276 insertions, 0 deletions
diff --git a/src/sp/pipe_test.c b/src/sp/pipe_test.c
new file mode 100644
index 00000000..787eac69
--- /dev/null
+++ b/src/sp/pipe_test.c
@@ -0,0 +1,276 @@
+//
+// Copyright 2024 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2018 Capitar IT Group BV <info@capitar.com>
+//
+// 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 <stdbool.h>
+#include <string.h>
+
+#include <nng/nng.h>
+#include <nng/protocol/pipeline0/pull.h>
+#include <nng/protocol/pipeline0/push.h>
+
+#include <nuts.h>
+
+struct testcase {
+ nng_socket s;
+ nng_dialer d;
+ nng_listener l;
+ nng_pipe p;
+ int add_pre;
+ int add_post;
+ int rem;
+ int err;
+ int rej;
+ nng_mtx *lk;
+ nng_cv *cv;
+};
+
+static bool
+expect(struct testcase *t, int *vp, int v)
+{
+ bool ok;
+ nng_time when = nng_clock() + 5000; // five seconds
+
+ nng_mtx_lock(t->lk);
+ while (*vp != v) {
+ if (nng_cv_until(t->cv, when) == NNG_ETIMEDOUT) {
+ break;
+ }
+ }
+ ok = (*vp == v) ? true : false;
+ if (!ok) {
+ NUTS_MSG("Expected %d but got %d\n", v, *vp);
+ }
+ nng_mtx_unlock(t->lk);
+ return (ok);
+}
+
+void
+notify(nng_pipe p, nng_pipe_ev act, void *arg)
+{
+ struct testcase *t = arg;
+
+ nng_mtx_lock(t->lk);
+ if ((nng_socket_id(nng_pipe_socket(p)) != nng_socket_id(t->s)) ||
+ (nng_listener_id(nng_pipe_listener(p)) != nng_listener_id(t->l)) ||
+ (nng_dialer_id(nng_pipe_dialer(p)) != nng_dialer_id(t->d))) {
+ t->err++;
+ nng_cv_wake(t->cv);
+ nng_mtx_unlock(t->lk);
+ return;
+ }
+ if (t->add_post > t->add_pre) {
+ t->err++;
+ }
+ switch (act) {
+ case NNG_PIPE_EV_ADD_PRE:
+ t->add_pre++;
+ break;
+ case NNG_PIPE_EV_ADD_POST:
+ t->add_post++;
+ break;
+ case NNG_PIPE_EV_REM_POST:
+ t->rem++;
+ break;
+ default:
+ t->err++;
+ nng_cv_wake(t->cv);
+ nng_mtx_unlock(t->lk);
+ return;
+ }
+ t->p = p;
+ nng_cv_wake(t->cv);
+ nng_mtx_unlock(t->lk);
+}
+
+void
+reject(nng_pipe p, nng_pipe_ev act, void *arg)
+{
+ struct testcase *t = arg;
+ notify(p, act, arg);
+
+ nng_mtx_lock(t->lk);
+ if (!t->rej) {
+ nng_pipe_close(p);
+ t->rej++;
+ }
+ nng_mtx_unlock(t->lk);
+}
+
+static void
+init_cases(char *addr, struct testcase *push, struct testcase *pull)
+{
+ memset(push, 0, sizeof(*push));
+ memset(pull, 0, sizeof(*pull));
+ NUTS_PASS(nng_mtx_alloc(&push->lk));
+ NUTS_PASS(nng_cv_alloc(&push->cv, push->lk));
+ NUTS_PASS(nng_mtx_alloc(&pull->lk));
+ NUTS_PASS(nng_cv_alloc(&pull->cv, pull->lk));
+
+ NUTS_PASS(nng_push_open(&push->s));
+ NUTS_PASS(nng_pull_open(&pull->s));
+
+ NUTS_PASS(nng_socket_set_ms(push->s, NNG_OPT_RECONNMINT, 10));
+ NUTS_PASS(nng_socket_set_ms(push->s, NNG_OPT_RECONNMAXT, 10));
+ NUTS_PASS(nng_socket_set_ms(pull->s, NNG_OPT_RECONNMINT, 10));
+ NUTS_PASS(nng_socket_set_ms(pull->s, NNG_OPT_RECONNMAXT, 10));
+
+ NUTS_PASS(nng_listener_create(&pull->l, pull->s, addr));
+ NUTS_PASS(nng_dialer_create(&push->d, push->s, addr));
+ NUTS_TRUE(nng_listener_id(pull->l) > 0);
+ NUTS_TRUE(nng_dialer_id(push->d) > 0);
+ NUTS_PASS(nng_dialer_set_ms(push->d, NNG_OPT_RECONNMINT, 10));
+ NUTS_PASS(nng_dialer_set_ms(push->d, NNG_OPT_RECONNMAXT, 10));
+
+ NUTS_PASS(nng_pipe_notify(push->s, NNG_PIPE_EV_ADD_PRE, notify, push));
+ NUTS_PASS(
+ nng_pipe_notify(push->s, NNG_PIPE_EV_ADD_POST, notify, push));
+ NUTS_PASS(
+ nng_pipe_notify(push->s, NNG_PIPE_EV_REM_POST, notify, push));
+ NUTS_PASS(nng_pipe_notify(pull->s, NNG_PIPE_EV_ADD_PRE, notify, pull));
+ NUTS_PASS(
+ nng_pipe_notify(pull->s, NNG_PIPE_EV_ADD_POST, notify, pull));
+ NUTS_PASS(
+ nng_pipe_notify(pull->s, NNG_PIPE_EV_REM_POST, notify, pull));
+}
+
+static void
+fini_cases(struct testcase *push, struct testcase *pull)
+{
+ nng_close(push->s);
+ nng_close(pull->s);
+ nng_cv_free(push->cv);
+ nng_cv_free(pull->cv);
+ nng_mtx_free(push->lk);
+ nng_mtx_free(pull->lk);
+}
+
+static void
+test_pipe_msg_id(void)
+{
+ static struct testcase push = { 0 };
+ static struct testcase pull = { 0 };
+ char *addr;
+ nng_msg *msg;
+
+ NUTS_ADDR(addr, "inproc");
+
+ init_cases(addr, &push, &pull);
+
+ NUTS_PASS(nng_listener_start(pull.l, 0));
+ NUTS_PASS(nng_dialer_start(push.d, 0));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ NUTS_TRUE(expect(&pull, &pull.rem, 0));
+ NUTS_TRUE(expect(&pull, &pull.err, 0));
+ NUTS_TRUE(expect(&push, &push.add_pre, 1));
+ NUTS_TRUE(expect(&push, &push.add_post, 1));
+ NUTS_TRUE(expect(&push, &push.rem, 0));
+ NUTS_TRUE(expect(&push, &push.err, 0));
+
+ NUTS_PASS(nng_msg_alloc(&msg, 0));
+ NUTS_PASS(nng_msg_append(msg, "hello", strlen("hello") + 1));
+ NUTS_PASS(nng_sendmsg(push.s, msg, 0));
+ msg = NULL;
+ NUTS_PASS(nng_recvmsg(pull.s, &msg, 0));
+ NUTS_TRUE(msg != NULL);
+ NUTS_TRUE(nng_msg_len(msg) == strlen("hello") + 1);
+ NUTS_MATCH(nng_msg_body(msg), "hello");
+ NUTS_TRUE(nng_pipe_id(nng_msg_get_pipe(msg)) == nng_pipe_id(pull.p));
+ nng_msg_free(msg);
+ fini_cases(&push, &pull);
+}
+
+static void
+test_pipe_reconnect(void)
+{
+ struct testcase push = { 0 };
+ struct testcase pull = { 0 };
+ char *addr;
+ nng_msg *msg;
+
+ NUTS_ADDR(addr, "inproc");
+
+ init_cases(addr, &push, &pull);
+
+ NUTS_PASS(nng_listener_start(pull.l, 0));
+ NUTS_PASS(nng_dialer_start(push.d, 0));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ NUTS_TRUE(expect(&pull, &pull.rem, 0));
+ NUTS_TRUE(expect(&pull, &pull.err, 0));
+ NUTS_TRUE(expect(&push, &push.add_pre, 1));
+ NUTS_TRUE(expect(&push, &push.add_post, 1));
+ NUTS_TRUE(expect(&push, &push.rem, 0));
+ NUTS_TRUE(expect(&push, &push.err, 0));
+
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 1));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ nng_pipe_close(pull.p);
+
+ NUTS_TRUE(expect(&pull, &pull.rem, 1));
+ NUTS_TRUE(expect(&pull, &pull.err, 0));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 2));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 2));
+
+ NUTS_TRUE(expect(&push, &push.rem, 1));
+ NUTS_TRUE(expect(&push, &push.err, 0));
+ NUTS_TRUE(expect(&push, &push.add_pre, 2));
+ NUTS_TRUE(expect(&push, &push.add_post, 2));
+
+ nng_msleep(200);
+ NUTS_PASS(nng_msg_alloc(&msg, 0));
+ NUTS_PASS(nng_msg_append(msg, "hello", strlen("hello") + 1));
+ NUTS_PASS(nng_sendmsg(push.s, msg, 0));
+ msg = NULL;
+ NUTS_PASS(nng_recvmsg(pull.s, &msg, 0));
+ NUTS_TRUE(msg != NULL);
+ NUTS_MATCH(nng_msg_body(msg), "hello");
+ nng_pipe p1 = nng_msg_get_pipe(msg);
+ nng_msg_free(msg);
+ NUTS_TRUE(nng_pipe_id(p1) == nng_pipe_id(pull.p));
+ fini_cases(&push, &pull);
+}
+
+static void
+test_pipe_reject(void)
+{
+ struct testcase push = { 0 };
+ struct testcase pull = { 0 };
+ char *addr;
+
+ NUTS_ADDR(addr, "inproc");
+
+ init_cases(addr, &push, &pull);
+ NUTS_PASS(nng_pipe_notify(pull.s, NNG_PIPE_EV_ADD_PRE, reject, &pull));
+ NUTS_PASS(nng_listener_start(pull.l, 0));
+ nng_msleep(100);
+ NUTS_PASS(nng_dialer_start(push.d, 0));
+ NUTS_TRUE(expect(&pull, &pull.add_pre, 2));
+ NUTS_TRUE(expect(&pull, &pull.add_post, 1));
+ NUTS_TRUE(expect(&pull, &pull.rem, 1));
+ NUTS_TRUE(expect(&pull, &pull.err, 0));
+ NUTS_TRUE(expect(&push, &push.add_pre, 2));
+ NUTS_TRUE(expect(&push, &push.add_post, 2));
+ NUTS_TRUE(expect(&push, &push.rem, 1) == 1);
+ NUTS_TRUE(expect(&push, &push.err, 0));
+
+ fini_cases(&push, &pull);
+}
+
+NUTS_TESTS = {
+ { "pipe msg id", test_pipe_msg_id },
+ { "pipe reconnect", test_pipe_reconnect },
+ { "pipe reject", test_pipe_reject },
+ { NULL, NULL },
+};
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