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da31917f4f
Relicense permission collected from all relevant authors as tallied at: https://github.com/rlenferink/libzmq-relicense/blob/master/checklist.md The relicense grants are collected under RELICENSE/ and will be moved to the above repository in a later commit. Fixes https://github.com/zeromq/libzmq/issues/2376
105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/* SPDX-License-Identifier: MPL-2.0 */
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#include "testutil.hpp"
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#include "testutil_unity.hpp"
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SETUP_TEARDOWN_TESTCONTEXT
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const uint8_t unsubscribe_a_msg[] = {0, 'A'};
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const uint8_t subscribe_a_msg[] = {1, 'A'};
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const char test_endpoint[] = "inproc://soname";
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void test_xsub_verbose_unsubscribe ()
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{
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void *pub = test_context_socket (ZMQ_XPUB);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (pub, test_endpoint));
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void *sub = test_context_socket (ZMQ_XSUB);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (sub, test_endpoint));
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// set option ZMQ_XPUB_VERBOSER to get all messages
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int xbup_verboser = 1;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (pub, ZMQ_XPUB_VERBOSER, &xbup_verboser, sizeof (int)));
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// unsubscribe from topic A, does not exist yet
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// does not exist, so it will be filtered out by XSUB
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_recv (pub, NULL, 0, ZMQ_DONTWAIT));
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// subscribe to topic A
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send_array_expect_success (sub, subscribe_a_msg, 0);
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// receive subscription from subscriber
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recv_array_expect_success (pub, subscribe_a_msg, 0);
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// subscribe again to topic A
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send_array_expect_success (sub, subscribe_a_msg, 0);
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// receive subscription from subscriber
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recv_array_expect_success (pub, subscribe_a_msg, 0);
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// unsubscribe from topic A
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// The first unsubscribe will be filtered out
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_recv (pub, NULL, 0, ZMQ_DONTWAIT));
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// unsubscribe again from topic A
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// receive unsubscription from subscriber
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recv_array_expect_success (pub, unsubscribe_a_msg, 0);
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// set option ZMQ_XSUB_VERBOSE_UNSUBSCRIBE to get duplicate unsubscribes
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int xsub_verbose = 1;
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TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
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sub, ZMQ_XSUB_VERBOSE_UNSUBSCRIBE, &xsub_verbose, sizeof (int)));
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// unsubscribe from topic A, does not exist yet
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// does not exist, but with ZMQ_XSUB_VERBOSE_UNSUBSCRIBE set it will be forwarded anyway
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recv_array_expect_success (pub, unsubscribe_a_msg, 0);
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// subscribe to topic A
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send_array_expect_success (sub, subscribe_a_msg, 0);
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// receive subscription from subscriber
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recv_array_expect_success (pub, subscribe_a_msg, 0);
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// subscribe again to topic A
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send_array_expect_success (sub, subscribe_a_msg, 0);
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// receive subscription from subscriber
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recv_array_expect_success (pub, subscribe_a_msg, 0);
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// unsubscribe from topic A
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// receive unsubscription from subscriber
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recv_array_expect_success (pub, unsubscribe_a_msg, 0);
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// unsubscribe again from topic A
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send_array_expect_success (sub, unsubscribe_a_msg, 0);
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// receive unsubscription from subscriber
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recv_array_expect_success (pub, unsubscribe_a_msg, 0);
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// Clean up.
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test_context_socket_close (pub);
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test_context_socket_close (sub);
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}
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int main ()
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{
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setup_test_environment ();
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UNITY_BEGIN ();
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RUN_TEST (test_xsub_verbose_unsubscribe);
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return UNITY_END ();
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}
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