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

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_connect_delay_tipc.cpp

@@ -200,9 +200,7 @@ int main (void)
     assert (rc == 0);
 
     //  Give time to process disconnect
-    //  There's no way to do this except with a sleep
-    struct timespec t = { 0, 250 * 1000000 };
-    nanosleep (&t, NULL);
+    msleep (SETTLE_TIME);
 
     // Send a message, should fail
     rc = zmq_send (frontend, "Hello", 5, ZMQ_DONTWAIT);

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_proxy.cpp

@@ -37,19 +37,17 @@
 #define CONTENT_SIZE_MAX 32
 #define ID_SIZE 10
 #define ID_SIZE_MAX 32
-#define QT_WORKERS	5
-#define QT_CLIENTS	3
+#define QT_WORKERS    5
+#define QT_CLIENTS    3
 #define is_verbose 0
 
 static void
 client_task (void *ctx)
 {
-//    void *ctx = zmq_ctx_new (); // if we want our own context, we shall use tcp instead of inproc for the control socket
-//    assert (ctx);
     void *client = zmq_socket (ctx, ZMQ_DEALER);
     assert (client);
 
-	// Control socket receives terminate command from main over inproc
+    // Control socket receives terminate command from main over inproc
     void *control = zmq_socket (ctx, ZMQ_SUB);
     assert (control);
     int rc = zmq_setsockopt (control, ZMQ_SUBSCRIBE, "", 0);
@@ -58,54 +56,52 @@ client_task (void *ctx)
     assert (rc == 0);
 
     char content [CONTENT_SIZE_MAX];
-	// Set random identity to make tracing easier
-	char identity [ID_SIZE];
-	sprintf (identity, "%04X-%04X", rand() % 0xFFFF, rand() % 0xFFFF);
+    // Set random identity to make tracing easier
+    char identity [ID_SIZE];
+    sprintf (identity, "%04X-%04X", rand() % 0xFFFF, rand() % 0xFFFF);
     rc = zmq_setsockopt (client, ZMQ_IDENTITY, identity, ID_SIZE); // includes '\0' as an helper for printf
     assert (rc == 0);
     rc = zmq_connect (client, "tcp://127.0.0.1:9999");
     assert (rc == 0);
 
-	zmq_pollitem_t items [] = { { client, 0, ZMQ_POLLIN, 0 }, { control, 0, ZMQ_POLLIN, 0 } };
-	int request_nbr = 0;
-	bool run = true;
-	while (run) {
-		// Tick once per 200 ms, pulling in arriving messages
-		int centitick;
-		for (centitick = 0; centitick < 20; centitick++) {
-			zmq_poll (items, 2, 10);
-			if (items [0].revents & ZMQ_POLLIN) {
-			    int rcvmore;
-			    size_t sz = sizeof (rcvmore);
-			    rc = zmq_recv (client, content, CONTENT_SIZE_MAX, 0);
-			    assert (rc == CONTENT_SIZE);
-				if (is_verbose) printf("client receive - identity = %s    content = %s\n", identity, content);
-			    //  Check that message is still the same
-			    assert (memcmp (content, "request #", 9) == 0);
-			    rc = zmq_getsockopt (client, ZMQ_RCVMORE, &rcvmore, &sz);
-			    assert (rc == 0);
-			    assert (!rcvmore);
-			}
-			if (items [1].revents & ZMQ_POLLIN) {
-			    rc = zmq_recv (control, content, CONTENT_SIZE_MAX, 0);
-				if (is_verbose) printf("client receive - identity = %s    command = %s\n", identity, content);
-			    if (memcmp (content, "TERMINATE", 10) == 0) {
-			    	run = false;
-			    	break;
-			    }
-			}
-		}
-		sprintf(content, "request #%03d", ++request_nbr); // CONTENT_SIZE
-	    rc = zmq_send (client, content, CONTENT_SIZE, 0);
-	    assert (rc == CONTENT_SIZE);
-	}
+    zmq_pollitem_t items [] = { { client, 0, ZMQ_POLLIN, 0 }, { control, 0, ZMQ_POLLIN, 0 } };
+    int request_nbr = 0;
+    bool run = true;
+    while (run) {
+        // Tick once per 200 ms, pulling in arriving messages
+        int centitick;
+        for (centitick = 0; centitick < 20; centitick++) {
+            zmq_poll (items, 2, 10);
+            if (items [0].revents & ZMQ_POLLIN) {
+                int rcvmore;
+                size_t sz = sizeof (rcvmore);
+                rc = zmq_recv (client, content, CONTENT_SIZE_MAX, 0);
+                assert (rc == CONTENT_SIZE);
+                if (is_verbose) printf("client receive - identity = %s    content = %s\n", identity, content);
+                //  Check that message is still the same
+                assert (memcmp (content, "request #", 9) == 0);
+                rc = zmq_getsockopt (client, ZMQ_RCVMORE, &rcvmore, &sz);
+                assert (rc == 0);
+                assert (!rcvmore);
+            }
+            if (items [1].revents & ZMQ_POLLIN) {
+                rc = zmq_recv (control, content, CONTENT_SIZE_MAX, 0);
+                if (is_verbose) printf("client receive - identity = %s    command = %s\n", identity, content);
+                if (memcmp (content, "TERMINATE", 10) == 0) {
+                    run = false;
+                    break;
+                }
+            }
+        }
+        sprintf(content, "request #%03d", ++request_nbr); // CONTENT_SIZE
+        rc = zmq_send (client, content, CONTENT_SIZE, 0);
+        assert (rc == CONTENT_SIZE);
+    }
 
     rc = zmq_close (client);
     assert (rc == 0);
     rc = zmq_close (control);
     assert (rc == 0);
-//    rc = zmq_ctx_term (ctx);
-//    assert (rc == 0);
 }
 
 // This is our server task.
@@ -119,22 +115,19 @@ static void server_worker (void *ctx);
 void
 server_task (void *ctx)
 {
-//    void *ctx = zmq_ctx_new (); // if we want our own context, we shall use tcp instead of inproc for the control socket
-//    assert (ctx);
-
     // Frontend socket talks to clients over TCP
     void *frontend = zmq_socket (ctx, ZMQ_ROUTER);
     assert (frontend);
     int rc = zmq_bind (frontend, "tcp://127.0.0.1:9999");
     assert (rc == 0);
 
-	// Backend socket talks to workers over inproc
+    // Backend socket talks to workers over inproc
     void *backend = zmq_socket (ctx, ZMQ_DEALER);
     assert (backend);
     rc = zmq_bind (backend, "inproc://backend");
     assert (rc == 0);
 
-	// Control socket receives terminate command from main over inproc
+    // Control socket receives terminate command from main over inproc
     void *control = zmq_socket (ctx, ZMQ_SUB);
     assert (control);
     rc = zmq_setsockopt (control, ZMQ_SUBSCRIBE, "", 0);
@@ -142,17 +135,17 @@ server_task (void *ctx)
     rc = zmq_connect (control, "inproc://control");
     assert (rc == 0);
 
-	// Launch pool of worker threads, precise number is not critical
-	int thread_nbr;
-	void* threads [5];
-	for (thread_nbr = 0; thread_nbr < QT_WORKERS; thread_nbr++)
-		threads[thread_nbr] = zmq_threadstart (&server_worker, ctx);
+    // Launch pool of worker threads, precise number is not critical
+    int thread_nbr;
+    void* threads [5];
+    for (thread_nbr = 0; thread_nbr < QT_WORKERS; thread_nbr++)
+        threads[thread_nbr] = zmq_threadstart (&server_worker, ctx);
 
-	// Connect backend to frontend via a proxy
-	zmq_proxy_steerable (frontend, backend, NULL, control);
+    // Connect backend to frontend via a proxy
+    zmq_proxy_steerable (frontend, backend, NULL, control);
 
-	for (thread_nbr = 0; thread_nbr < QT_WORKERS; thread_nbr++)
-		zmq_threadclose (threads[thread_nbr]);
+    for (thread_nbr = 0; thread_nbr < QT_WORKERS; thread_nbr++)
+        zmq_threadclose (threads[thread_nbr]);
 
     rc = zmq_close (frontend);
     assert (rc == 0);
@@ -160,8 +153,6 @@ server_task (void *ctx)
     assert (rc == 0);
     rc = zmq_close (control);
     assert (rc == 0);
-//    rc = zmq_ctx_term (ctx);
-//    assert (rc == 0);
 }
 
 // Each worker task works on one request at a time and sends a random number
@@ -176,7 +167,7 @@ server_worker (void *ctx)
     int rc = zmq_connect (worker, "inproc://backend");
     assert (rc == 0);
 
-	// Control socket receives terminate command from main over inproc
+    // Control socket receives terminate command from main over inproc
     void *control = zmq_socket (ctx, ZMQ_SUB);
     assert (control);
     rc = zmq_setsockopt (control, ZMQ_SUBSCRIBE, "", 0);
@@ -184,44 +175,40 @@ server_worker (void *ctx)
     rc = zmq_connect (control, "inproc://control");
     assert (rc == 0);
 
-    char content [CONTENT_SIZE_MAX]; //	bigger than what we need to check that
-	char identity [ID_SIZE_MAX]; 	 // the size received is the size sent
-
-//	zmq_pollitem_t items [] = { { worker, 0, ZMQ_POLLIN, 0 }, { control, 0, ZMQ_POLLIN, 0 } }; // POLLING
-	bool run = true;
-	while (run) {
-//		zmq_poll (items, 2, 10); // POLLING
-//		if (items [1].revents & ZMQ_POLLIN) { // POLLING
-			rc = zmq_recv (control, content, CONTENT_SIZE_MAX, ZMQ_DONTWAIT); // usually, rc == -1 (no message)
-			if (rc > 0) {
-				if (is_verbose) printf("server_worker receives command = %s\n", content);
-				if (memcmp (content, "TERMINATE", 10) == 0)
-					run = false;
-			}
-//		} // POLLING
-
-//		if (items [0].revents & ZMQ_POLLIN) { // POLLING
-			// The DEALER socket gives us the reply envelope and message
-			rc = zmq_recv (worker, identity, ID_SIZE_MAX, ZMQ_DONTWAIT); // if we don't poll, we have to use ZMQ_DONTWAIT, if we poll, we can block-receive with 0
-			if (rc == ID_SIZE) {
-				rc = zmq_recv (worker, content, CONTENT_SIZE_MAX, 0);
-				assert (rc == CONTENT_SIZE);
-				if (is_verbose) printf("server receive - identity = %s    content = %s\n", identity, content);
-
-				// Send 0..4 replies back
-				int reply, replies = rand() % 5;
-				for (reply = 0; reply < replies; reply++) {
-					// Sleep for some fraction of a second
-					msleep (rand () % 10 + 1);
-					//  Send message from server to client
-					rc = zmq_send (worker, identity, ID_SIZE, ZMQ_SNDMORE);
-					assert (rc == ID_SIZE);
-					rc = zmq_send (worker, content, CONTENT_SIZE, 0);
-					assert (rc == CONTENT_SIZE);
-				}
-			}
-//		} // POLLING
-	}
+    char content [CONTENT_SIZE_MAX]; //    bigger than what we need to check that
+    char identity [ID_SIZE_MAX];      // the size received is the size sent
+
+    bool run = true;
+    while (run) {
+        rc = zmq_recv (control, content, CONTENT_SIZE_MAX, ZMQ_DONTWAIT); // usually, rc == -1 (no message)
+        if (rc > 0) {
+            if (is_verbose)
+                printf("server_worker receives command = %s\n", content);
+            if (memcmp (content, "TERMINATE", 10) == 0)
+                run = false;
+        }
+        // The DEALER socket gives us the reply envelope and message
+        // if we don't poll, we have to use ZMQ_DONTWAIT, if we poll, we can block-receive with 0
+        rc = zmq_recv (worker, identity, ID_SIZE_MAX, ZMQ_DONTWAIT);
+        if (rc == ID_SIZE) {
+            rc = zmq_recv (worker, content, CONTENT_SIZE_MAX, 0);
+            assert (rc == CONTENT_SIZE);
+            if (is_verbose)
+                printf ("server receive - identity = %s    content = %s\n", identity, content);
+
+            // Send 0..4 replies back
+            int reply, replies = rand() % 5;
+            for (reply = 0; reply < replies; reply++) {
+                // Sleep for some fraction of a second
+                msleep (rand () % 10 + 1);
+                //  Send message from server to client
+                rc = zmq_send (worker, identity, ID_SIZE, ZMQ_SNDMORE);
+                assert (rc == ID_SIZE);
+                rc = zmq_send (worker, content, CONTENT_SIZE, 0);
+                assert (rc == CONTENT_SIZE);
+            }
+        }
+    }
     rc = zmq_close (worker);
     assert (rc == 0);
     rc = zmq_close (control);
@@ -237,31 +224,28 @@ int main (void)
 
     void *ctx = zmq_ctx_new ();
     assert (ctx);
-	// Control socket receives terminate command from main over inproc
+    // Control socket receives terminate command from main over inproc
     void *control = zmq_socket (ctx, ZMQ_PUB);
     assert (control);
     int rc = zmq_bind (control, "inproc://control");
     assert (rc == 0);
 
-    void* threads [QT_CLIENTS + 1];
-	for (int i = 0; i < QT_CLIENTS; i++)
-	{
-		threads[i] = zmq_threadstart  (&client_task, ctx);
-	}
-	threads[QT_CLIENTS] = zmq_threadstart  (&server_task, ctx);
-	msleep (500); // Run for 500 ms then quit
+    void *threads [QT_CLIENTS + 1];
+    for (int i = 0; i < QT_CLIENTS; i++)
+        threads[i] = zmq_threadstart  (&client_task, ctx);
+    threads[QT_CLIENTS] = zmq_threadstart  (&server_task, ctx);
+    msleep (500); // Run for 500 ms then quit
 
-	rc = zmq_send (control, "TERMINATE", 10, 0);
-	assert (rc == 10);
+    rc = zmq_send (control, "TERMINATE", 10, 0);
+    assert (rc == 10);
 
-	// clean everything
     rc = zmq_close (control);
     assert (rc == 0);
-	//msleep (1000); // not sure it is usefull
 
-	for (int i = 0; i < QT_CLIENTS + 1; i++)
-		zmq_threadclose (threads[i]);
+    for (int i = 0; i < QT_CLIENTS + 1; i++)
+        zmq_threadclose (threads[i]);
+
     rc = zmq_ctx_term (ctx);
     assert (rc == 0);
-	return 0;
+    return 0;
 }

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_sub_forward_tipc.cpp

@@ -67,7 +67,7 @@ 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/test_term_endpoint_tipc.cpp

@@ -59,7 +59,7 @@ int main (void)
     assert (rc == 0);
 
     // Let events some time
-    zmq_sleep (1);
+    msleep (SETTLE_TIME);
 
     //  Check that sending would block (there's no outbound connection).
     rc = zmq_send (push, "ABC", 3, ZMQ_DONTWAIT);
@@ -100,8 +100,7 @@ int main (void)
     rc = zmq_disconnect (push, name);
     assert (rc == 0);
 
-    // Let events some time
-    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>
@@ -259,22 +264,15 @@ void setup_test_environment()
 #endif
 }
 
-// provide portable millisecond sleep
-#include <time.h>
-
+//  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
-#include <windows.h>
+    Sleep (milliseconds);
 #else
-#include <unistd.h>
+    usleep (static_cast <useconds_t> (milliseconds) * 1000);
 #endif
-
-void msleep(int milliseconds)
-{ // http://www.cplusplus.com/forum/unices/60161/    http://en.cppreference.com/w/cpp/thread/sleep_for
-  #ifdef ZMQ_HAVE_WINDOWS
-  Sleep(milliseconds);
-  #else
-  usleep(static_cast<useconds_t>(milliseconds)*1000);
-  #endif
 }