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/* SPDX-License-Identifier: MPL-2.0 */
#include "testutil.hpp"
#include "testutil_unity.hpp"
SETUP_TEARDOWN_TESTCONTEXT
void test_timeo ()
{
void *frontend = test_context_socket (ZMQ_DEALER);
TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (frontend, "inproc://timeout_test"));
// Receive on disconnected socket returns immediately
char buffer[32];
TEST_ASSERT_FAILURE_ERRNO (EAGAIN,
zmq_recv (frontend, buffer, 32, ZMQ_DONTWAIT));
// Check whether receive timeout is honored
const int timeout = 250;
const int jitter = 50;
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (frontend, ZMQ_RCVTIMEO, &timeout, sizeof (int)));
void *stopwatch = zmq_stopwatch_start ();
TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_recv (frontend, buffer, 32, 0));
unsigned int elapsed = zmq_stopwatch_stop (stopwatch) / 1000;
TEST_ASSERT_GREATER_THAN_INT (timeout - jitter, elapsed);
if (elapsed >= timeout + jitter) {
// we cannot assert this on a non-RT system
fprintf (stderr,
"zmq_recv took quite long, with a timeout of %i ms, it took "
"actually %i ms\n",
timeout, elapsed);
}
// Check that normal message flow works as expected
void *backend = test_context_socket (ZMQ_DEALER);
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (backend, "inproc://timeout_test"));
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (backend, ZMQ_SNDTIMEO, &timeout, sizeof (int)));
send_string_expect_success (backend, "Hello", 0);
recv_string_expect_success (frontend, "Hello", 0);
// Clean-up
test_context_socket_close (backend);
test_context_socket_close (frontend);
}
int main ()
{
setup_test_environment ();
UNITY_BEGIN ();
RUN_TEST (test_timeo);
return UNITY_END ();
}
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