Squashed 'libs/libzmq/' content from commit 2b2fb9c7

git-subtree-dir: libs/libzmq
git-subtree-split: 2b2fb9c7082dbc16c1323b97040a4edcfa2b997b

tests/test_dgram.cpp

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+/*
+    Copyright (c) 2016 Contributors as noted in the AUTHORS file
+
+    This file is part of libzmq, the ZeroMQ core engine in C++.
+
+    libzmq is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License (LGPL) as published
+    by the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    As a special exception, the Contributors give you permission to link
+    this library with independent modules to produce an executable,
+    regardless of the license terms of these independent modules, and to
+    copy and distribute the resulting executable under terms of your choice,
+    provided that you also meet, for each linked independent module, the
+    terms and conditions of the license of that module. An independent
+    module is a module which is not derived from or based on this library.
+    If you modify this library, you must extend this exception to your
+    version of the library.
+
+    libzmq is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "testutil.hpp"
+#include "testutil_unity.hpp"
+
+#include <stdlib.h>
+#include <string.h>
+
+SETUP_TEARDOWN_TESTCONTEXT
+
+void str_send_to (void *s_, const char *content_, const char *address_)
+{
+    send_string_expect_success (s_, address_, ZMQ_SNDMORE);
+    send_string_expect_success (s_, content_, 0);
+}
+
+void str_recv_from (void *s_, char **ptr_content_, char **ptr_address_)
+{
+    *ptr_address_ = s_recv (s_);
+    TEST_ASSERT_NOT_NULL (ptr_address_);
+
+    *ptr_content_ = s_recv (s_);
+    TEST_ASSERT_NOT_NULL (ptr_content_);
+}
+
+static const char test_question[] = "Is someone there ?";
+static const char test_answer[] = "Yes, there is !";
+
+void test_connect_fails ()
+{
+    void *socket = test_context_socket (ZMQ_DGRAM);
+
+    //  Connecting dgram should fail
+    TEST_ASSERT_FAILURE_ERRNO (ENOCOMPATPROTO,
+                               zmq_connect (socket, ENDPOINT_4));
+
+    test_context_socket_close (socket);
+}
+
+void test_roundtrip ()
+{
+    char *message_string;
+    char *address;
+
+    void *sender = test_context_socket (ZMQ_DGRAM);
+    void *listener = test_context_socket (ZMQ_DGRAM);
+
+    TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (listener, ENDPOINT_4));
+
+    TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (sender, ENDPOINT_5));
+
+    str_send_to (sender, test_question, strrchr (ENDPOINT_4, '/') + 1);
+
+    str_recv_from (listener, &message_string, &address);
+    TEST_ASSERT_EQUAL_STRING (test_question, message_string);
+    TEST_ASSERT_EQUAL_STRING (strrchr (ENDPOINT_5, '/') + 1, address);
+    free (message_string);
+
+    str_send_to (listener, test_answer, address);
+    free (address);
+
+    str_recv_from (sender, &message_string, &address);
+    TEST_ASSERT_EQUAL_STRING (test_answer, message_string);
+    TEST_ASSERT_EQUAL_STRING (strrchr (ENDPOINT_4, '/') + 1, address);
+    free (message_string);
+    free (address);
+
+    test_context_socket_close (sender);
+    test_context_socket_close (listener);
+}
+
+int main (void)
+{
+    setup_test_environment ();
+
+    UNITY_BEGIN ();
+    RUN_TEST (test_connect_fails);
+    RUN_TEST (test_roundtrip);
+    return UNITY_END ();
+}