Removed over-long pauses in tests

- used msleep (10) in most places instead of zmq_sleep (1)
- may cause failures on slower machines
- to change, modify SETTLE_TIME in testutil.h
- tested down to 1 msec on fast boxes

Conflicts:
	tests/test_connect_delay_tipc.cpp
	tests/test_proxy.cpp
	tests/test_sub_forward_tipc.cpp
	tests/test_term_endpoint_tipc.cpp
	tests/testutil.hpp

tests/test_conflate.cpp

@@ -45,7 +45,6 @@ int main (int argc, char *argv [])
     assert (rc == 0);
 
     int message_count = 20;
-
     for (int j = 0; j < message_count; ++j) {
         rc = zmq_send(s_out, (void*)&j, sizeof(int), 0);
         if (rc < 0) {
@@ -53,15 +52,13 @@ int main (int argc, char *argv [])
             return -1;
         }
     }
-
-    zmq_sleep (1);
+    msleep (SETTLE_TIME);
 
     int payload_recved = 0;
-    rc = zmq_recv(s_in, (void*)&payload_recved, sizeof(int), 0);
+    rc = zmq_recv (s_in, (void*)&payload_recved, sizeof(int), 0);
     assert (rc > 0);
     assert (payload_recved == message_count - 1);
 
-
     rc = zmq_close (s_in);
     assert (rc == 0);
 

tests/test_ctx_destroy.cpp

@@ -61,7 +61,7 @@ void test_ctx_shutdown()
     void *receiver_thread = zmq_threadstart (&receiver, socket);
 
     // Wait for thread to start up and block
-    zmq_sleep (1);
+    msleep (SETTLE_TIME);
 
     // Shutdown context, if we used destroy here we would deadlock.
     rc = zmq_ctx_shutdown (ctx);

tests/test_immediate.cpp

@@ -193,8 +193,7 @@ int main (void)
     assert (rc == 0);
 
     //  Give time to process disconnect
-    //  There's no way to do this except with a sleep
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
     
     // Send a message, should fail
     rc = zmq_send (frontend, "Hello", 5, ZMQ_DONTWAIT);

tests/test_inproc_connect.cpp

@@ -142,7 +142,7 @@ void test_connect_before_bind_pub_sub()
     assert (rc == 0);
    
     // Wait for pub-sub connection to happen
-    zmq_sleep (1);
+    msleep (SETTLE_TIME);
 
     // Queue up some data, this not will be dropped
     rc = zmq_send_const (connectSocket, "after", 6, 0);

tests/test_iov.cpp

@@ -80,7 +80,7 @@ int main (void)
     rc = zmq_bind (sb, "inproc://a");
     assert (rc == 0);
 
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
     void *sc = zmq_socket (ctx, ZMQ_PUSH);
   
     rc = zmq_connect (sc, "inproc://a");

tests/test_monitor.cpp

@@ -211,7 +211,7 @@ int main (void)
     rc = zmq_socket_monitor (req, "inproc://monitor.req", ZMQ_EVENT_ALL);
     assert (rc == 0);
     threads [1] = zmq_threadstart(&req_socket_monitor, ctx);
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
 
     // Bind REQ and REP
     rc = zmq_bind (rep, addr.c_str());
@@ -238,8 +238,8 @@ int main (void)
     rc = zmq_close (rep);
     assert (rc == 0);
 
-    // Allow some time for detecting error states
-    zmq_sleep(1);
+    // Allow enough time for detecting error states
+    msleep (250);
 
     //  Close the REQ socket
     rc = zmq_close (req);

tests/test_req_relaxed.cpp

@@ -54,7 +54,7 @@ int main (void)
     //  We have to give the connects time to finish otherwise the requests
     //  will not properly round-robin. We could alternatively connect the
     //  REQ sockets to the REP sockets.
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
 
     //  Case 1: Second send() before a reply arrives in a pipe.
 

tests/test_spec_req.cpp

@@ -46,7 +46,7 @@ void test_round_robin_out (void *ctx)
     //  We have to give the connects time to finish otherwise the requests 
     //  will not properly round-robin. We could alternatively connect the
     //  REQ sockets to the REP sockets.
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
     
     // Send our peer-replies, and expect every REP it used once in order
     for (size_t peer = 0; peer < services; peer++) {

tests/test_sub_forward.cpp

@@ -59,7 +59,7 @@ int main (void)
     assert (rc >= 0);
 
     //  Wait a bit till the subscription gets to the publisher
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
 
     //  Send an empty message
     rc = zmq_send (pub, NULL, 0, 0);

tests/test_term_endpoint.cpp

@@ -49,7 +49,7 @@ int main (void)
     assert (rc == 0);
 
     //  Allow unbind to settle
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
 
     //  Check that sending would block (there's no outbound connection)
     rc = zmq_send (push, "ABC", 3, ZMQ_DONTWAIT);
@@ -86,7 +86,7 @@ int main (void)
     assert (rc == 0);
 
     //  Allow disconnect to settle
-    zmq_sleep(1);
+    msleep (SETTLE_TIME);
 
     //  Check that sending would block (there's no inbound connections).
     rc = zmq_send (push, "ABC", 3, ZMQ_DONTWAIT);

tests/testutil.hpp

@@ -24,6 +24,11 @@
 #include "../include/zmq_utils.h"
 #include "platform.hpp"
 
+//  This defines the settle time used in tests; raise this if we
+//  get test failures on slower systems due to binds/connects not
+//  settled. Tested to work reliably at 1 msec on a fast PC.
+#define SETTLE_TIME 10         //  In msec
+
 #undef NDEBUG
 #include <time.h>
 #include <assert.h>
@@ -259,4 +264,16 @@ void setup_test_environment()
 #endif
 }
 
+//  Provide portable millisecond sleep
+// http://www.cplusplus.com/forum/unices/60161/    http://en.cppreference.com/w/cpp/thread/sleep_for
+void msleep (int milliseconds)
+{
+#ifdef ZMQ_HAVE_WINDOWS
+    Sleep (milliseconds);
+#else
+    usleep (static_cast <useconds_t> (milliseconds) * 1000);
+#endif
+}
+
+
 #endif