| /* |
| Copyright (c) 2013 GoPivotal, Inc. All rights reserved. |
| Copyright (c) 2014 Achille Roussel. All rights reserved. |
| |
| Permission is hereby granted, free of charge, to any person obtaining a copy |
| of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and/or sell copies of the Software, and to permit persons to whom |
| the Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| IN THE SOFTWARE. |
| */ |
| |
| #include "../src/nn.h" |
| #include "../src/pubsub.h" |
| #include "../src/reqrep.h" |
| |
| #include "testutil.h" |
| |
| #include <string.h> |
| |
| void test_allocmsg_reqrep () |
| { |
| int rc; |
| int req; |
| void *p; |
| struct nn_iovec iov; |
| struct nn_msghdr hdr; |
| |
| /* Try to create an oversized message. */ |
| p = nn_allocmsg (-1, 0); |
| nn_assert (!p && nn_errno () == ENOMEM); |
| p = nn_allocmsg (-1000, 0); |
| nn_assert (!p && nn_errno () == ENOMEM); |
| |
| /* Try to create a message of unknown type. */ |
| p = nn_allocmsg (100, 333); |
| nn_assert (!p && nn_errno () == EINVAL); |
| |
| /* Create a socket. */ |
| req = test_socket (AF_SP_RAW, NN_REQ); |
| |
| /* Make send fail and check whether the zero-copy buffer is left alone |
| rather than deallocated. */ |
| p = nn_allocmsg (100, 0); |
| nn_assert (p); |
| rc = nn_send (req, &p, NN_MSG, NN_DONTWAIT); |
| nn_assert (rc < 0); |
| errno_assert (nn_errno () == EAGAIN); |
| memset (p, 0, 100); |
| rc = nn_freemsg (p); |
| errno_assert (rc == 0); |
| |
| /* Same thing with nn_sendmsg(). */ |
| p = nn_allocmsg (100, 0); |
| nn_assert (p); |
| iov.iov_base = &p; |
| iov.iov_len = NN_MSG; |
| memset (&hdr, 0, sizeof (hdr)); |
| hdr.msg_iov = &iov; |
| hdr.msg_iovlen = 1; |
| nn_sendmsg (req, &hdr, NN_DONTWAIT); |
| errno_assert (nn_errno () == EAGAIN); |
| memset (p, 0, 100); |
| rc = nn_freemsg (p); |
| errno_assert (rc == 0); |
| |
| /* Clean up. */ |
| test_close (req); |
| } |
| |
| void test_reallocmsg_reqrep () |
| { |
| int rc; |
| int req; |
| int rep; |
| void *p; |
| void *p2; |
| |
| /* Create sockets. */ |
| req = nn_socket (AF_SP, NN_REQ); |
| rep = nn_socket (AF_SP, NN_REP); |
| rc = nn_bind (rep, "inproc://test"); |
| errno_assert (rc >= 0); |
| rc = nn_connect (req, "inproc://test"); |
| errno_assert (rc >= 0); |
| |
| /* Create message, make sure we handle overflow. */ |
| p = nn_allocmsg (100, 0); |
| nn_assert (p); |
| p2 = nn_reallocmsg (p, -1000); |
| errno_assert (nn_errno () == ENOMEM); |
| nn_assert (p2 == NULL); |
| |
| /* Realloc to fit data size. */ |
| memcpy (p, "Hello World!", 12); |
| p = nn_reallocmsg (p, 12); |
| nn_assert (p); |
| rc = nn_send (req, &p, NN_MSG, 0); |
| errno_assert (rc == 12); |
| |
| /* Receive request and send response. */ |
| rc = nn_recv (rep, &p, NN_MSG, 0); |
| errno_assert (rc == 12); |
| rc = nn_send (rep, &p, NN_MSG, 0); |
| errno_assert (rc == 12); |
| |
| /* Receive response and free message. */ |
| rc = nn_recv (req, &p, NN_MSG, 0); |
| errno_assert (rc == 12); |
| rc = memcmp (p, "Hello World!", 12); |
| nn_assert (rc == 0); |
| rc = nn_freemsg (p); |
| errno_assert (rc == 0); |
| |
| /* Clean up. */ |
| nn_close (req); |
| nn_close (rep); |
| } |
| |
| void test_reallocmsg_pubsub () |
| { |
| int rc; |
| int pub; |
| int sub1; |
| int sub2; |
| void *p; |
| void *p1; |
| void *p2; |
| |
| /* Create sockets. */ |
| pub = nn_socket (AF_SP, NN_PUB); |
| sub1 = nn_socket (AF_SP, NN_SUB); |
| sub2 = nn_socket (AF_SP, NN_SUB); |
| rc = nn_bind (pub, "inproc://test"); |
| errno_assert (rc >= 0); |
| rc = nn_connect (sub1, "inproc://test"); |
| errno_assert (rc >= 0); |
| rc = nn_connect (sub2, "inproc://test"); |
| errno_assert (rc >= 0); |
| rc = nn_setsockopt (sub1, NN_SUB, NN_SUB_SUBSCRIBE, "", 0); |
| errno_assert (rc == 0); |
| rc = nn_setsockopt (sub2, NN_SUB, NN_SUB_SUBSCRIBE, "", 0); |
| errno_assert (rc == 0); |
| |
| /* Publish message. */ |
| p = nn_allocmsg (12, 0); |
| nn_assert (p); |
| memcpy (p, "Hello World!", 12); |
| rc = nn_send (pub, &p, NN_MSG, 0); |
| errno_assert (rc == 12); |
| |
| /* Receive messages, both messages are the same object with inproc. */ |
| rc = nn_recv (sub1, &p1, NN_MSG, 0); |
| errno_assert (rc == 12); |
| rc = nn_recv (sub2, &p2, NN_MSG, 0); |
| errno_assert (rc == 12); |
| nn_assert (p1 == p2); |
| rc = memcmp (p1, "Hello World!", 12); |
| nn_assert (rc == 0); |
| rc = memcmp (p2, "Hello World!", 12); |
| nn_assert (rc == 0); |
| |
| /* Reallocate one message, both messages shouldn't be the same object |
| anymore. */ |
| p1 = nn_reallocmsg (p1, 15); |
| errno_assert (p1); |
| nn_assert (p1 != p2); |
| memcpy (((char*) p1) + 12, " 42", 3); |
| rc = memcmp (p1, "Hello World! 42", 15); |
| nn_assert (rc == 0); |
| |
| /* Release messages. */ |
| rc = nn_freemsg (p1); |
| errno_assert (rc == 0); |
| rc = nn_freemsg (p2); |
| errno_assert (rc == 0); |
| |
| /* Clean up. */ |
| nn_close (sub2); |
| nn_close (sub1); |
| nn_close (pub); |
| } |
| |
| int main () |
| { |
| test_allocmsg_reqrep (); |
| test_reallocmsg_reqrep (); |
| test_reallocmsg_pubsub (); |
| return 0; |
| } |
| |