libzmq/tests/test_msg_ffn.cpp
Luca Boccassi da31917f4f Relicense from LGPL3 + exceptions to Mozilla Public License version 2.0
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Fixes https://github.com/zeromq/libzmq/issues/2376
2023-06-05 20:31:47 +01:00

100 lines
3.1 KiB
C++

/* SPDX-License-Identifier: MPL-2.0 */
#include "testutil.hpp"
#include "testutil_unity.hpp"
#include <string.h>
SETUP_TEARDOWN_TESTCONTEXT
void ffn (void *data_, void *hint_)
{
// Signal that ffn has been called by writing "freed" to hint
(void) data_; // Suppress 'unused' warnings at compile time
memcpy (hint_, (void *) "freed", 5);
}
void test_msg_init_ffn ()
{
// Create the infrastructure
char my_endpoint[MAX_SOCKET_STRING];
void *router = test_context_socket (ZMQ_ROUTER);
bind_loopback_ipv4 (router, my_endpoint, sizeof my_endpoint);
void *dealer = test_context_socket (ZMQ_DEALER);
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (dealer, my_endpoint));
// Test that creating and closing a message triggers ffn
zmq_msg_t msg;
char hint[5];
char data[255];
memset (data, 0, 255);
memcpy (data, (void *) "data", 4);
memcpy (hint, (void *) "hint", 4);
TEST_ASSERT_SUCCESS_ERRNO (
zmq_msg_init_data (&msg, (void *) data, 255, ffn, (void *) hint));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
msleep (SETTLE_TIME);
TEST_ASSERT_EQUAL_STRING_LEN ("freed", hint, 5);
memcpy (hint, (void *) "hint", 4);
// Making and closing a copy triggers ffn
zmq_msg_t msg2;
zmq_msg_init (&msg2);
TEST_ASSERT_SUCCESS_ERRNO (
zmq_msg_init_data (&msg, (void *) data, 255, ffn, (void *) hint));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_copy (&msg2, &msg));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg2));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
msleep (SETTLE_TIME);
TEST_ASSERT_EQUAL_STRING_LEN ("freed", hint, 5);
memcpy (hint, (void *) "hint", 4);
// Test that sending a message triggers ffn
TEST_ASSERT_SUCCESS_ERRNO (
zmq_msg_init_data (&msg, (void *) data, 255, ffn, (void *) hint));
zmq_msg_send (&msg, dealer, 0);
char buf[255];
TEST_ASSERT_SUCCESS_ERRNO (zmq_recv (router, buf, 255, 0));
TEST_ASSERT_EQUAL_INT (255, zmq_recv (router, buf, 255, 0));
TEST_ASSERT_EQUAL_STRING_LEN (data, buf, 4);
msleep (SETTLE_TIME);
TEST_ASSERT_EQUAL_STRING_LEN ("freed", hint, 5);
memcpy (hint, (void *) "hint", 4);
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
// Sending a copy of a message triggers ffn
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_init (&msg2));
TEST_ASSERT_SUCCESS_ERRNO (
zmq_msg_init_data (&msg, (void *) data, 255, ffn, (void *) hint));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_copy (&msg2, &msg));
zmq_msg_send (&msg, dealer, 0);
TEST_ASSERT_SUCCESS_ERRNO (zmq_recv (router, buf, 255, 0));
TEST_ASSERT_EQUAL_INT (255, zmq_recv (router, buf, 255, 0));
TEST_ASSERT_EQUAL_STRING_LEN (data, buf, 4);
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg2));
TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
msleep (SETTLE_TIME);
TEST_ASSERT_EQUAL_STRING_LEN ("freed", hint, 5);
// Deallocate the infrastructure.
test_context_socket_close (router);
test_context_socket_close (dealer);
}
int main (void)
{
setup_test_environment ();
UNITY_BEGIN ();
RUN_TEST (test_msg_init_ffn);
return UNITY_END ();
}