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Merge pull request #758 from hintjens/master

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Fixed test_many_sockets
This commit is contained in:
Richard Newton 2013-11-19 08:15:50 -08:00
commit 46c5a239cb
1 changed files with 32 additions and 43 deletions
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75
tests/test_many_sockets.cpp
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@ -23,76 +23,65 @@
#include <stdlib.h> #include <stdlib.h>
#include <vector> #include <vector>
void test_system_max () void test_system_max ()
{ {
// Keep allocating sockets until we run out of system resources // Keep allocating sockets until we run out of system resources
const int no_of_sockets = 2 * 65536; const int no_of_sockets = 2 * 65536;
void *ctx = zmq_ctx_new(); void *ctx = zmq_ctx_new ();
zmq_ctx_set(ctx, ZMQ_MAX_SOCKETS, no_of_sockets); zmq_ctx_set (ctx, ZMQ_MAX_SOCKETS, no_of_sockets);
std::vector<void*> sockets; std::vector <void*> sockets;
while (true) while (true) {
{ void *socket = zmq_socket (ctx, ZMQ_PAIR);
void *socket = zmq_socket(ctx, ZMQ_PAIR);
if (!socket) if (!socket)
break; break;
sockets.push_back (socket);
sockets.push_back(socket);
} }
assert ((int) sockets.size () < no_of_sockets);
assert((int)sockets.size() < no_of_sockets); // System is out of resources, further calls to zmq_socket should return NULL
for (unsigned int i = 0; i < 10; ++i) {
// System is out of resources, further calls to zmq_socket should return NULL. void *socket = zmq_socket (ctx, ZMQ_PAIR);
for (unsigned int i = 0; i < 10; ++i) assert (socket == NULL);
{
void *socket = zmq_socket(ctx, ZMQ_PAIR);
assert(socket == NULL);
} }
// Clean up. // Clean up.
for (unsigned int i = 0; i < sockets.size(); ++i) for (unsigned int i = 0; i < sockets.size (); ++i)
zmq_close(sockets[i]); zmq_close (sockets [i]);
zmq_ctx_destroy(ctx); zmq_ctx_destroy (ctx);
} }
void test_zmq_default_max () void test_zmq_default_max ()
{ {
// Keep allocating sockets until we hit the default zeromq limit // Keep allocating sockets until we hit the default limit
void *ctx = zmq_ctx_new ();
void *ctx = zmq_ctx_new();
std::vector<void*> sockets; std::vector<void*> sockets;
while (true) while (true) {
{ void *socket = zmq_socket (ctx, ZMQ_PAIR);
void *socket = zmq_socket(ctx, ZMQ_PAIR);
if (!socket) if (!socket)
break; break;
sockets.push_back (socket);
}
// We may stop sooner if system has fewer available sockets
assert (sockets.size () <= ZMQ_MAX_SOCKETS_DFLT);
sockets.push_back(socket); // Further calls to zmq_socket should return NULL
for (unsigned int i = 0; i < 10; ++i) {
void *socket = zmq_socket (ctx, ZMQ_PAIR);
assert (socket == NULL);
} }
assert(sockets.size() == ZMQ_MAX_SOCKETS_DFLT); // Clean up
for (unsigned int i = 0; i < sockets.size (); ++i)
zmq_close (sockets [i]);
// At zeromq max, further calls to zmq_socket should return NULL. zmq_ctx_destroy (ctx);
for (unsigned int i = 0; i < 10; ++i)
{
void *socket = zmq_socket(ctx, ZMQ_PAIR);
assert(socket == NULL);
}
// Clean up.
for (unsigned int i = 0; i < sockets.size(); ++i)
zmq_close(sockets[i]);
zmq_ctx_destroy(ctx);
} }
int main(void) int main (void)
{ {
setup_test_environment(); setup_test_environment ();
test_system_max (); test_system_max ();
test_zmq_default_max (); test_zmq_default_max ();