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-rw-r--r--tests/reqrep.c32
1 files changed, 29 insertions, 3 deletions
diff --git a/tests/reqrep.c b/tests/reqrep.c
index 4e837c34..97ed371a 100644
--- a/tests/reqrep.c
+++ b/tests/reqrep.c
@@ -13,6 +13,7 @@
#include "protocol/reqrep0/rep.h"
#include "protocol/reqrep0/req.h"
#include "stubs.h"
+#include "supplemental/util/platform.h"
#include <string.h>
@@ -135,19 +136,44 @@ TestMain("REQ/REP pattern", {
So(nng_listen(rep, addr, NULL, 0) == 0);
So(nng_dial(req, addr, NULL, 0) == 0);
+ // Send req #1 (abc).
So(nng_sendmsg(req, abc, 0) == 0);
+
+ // Sleep a bit. This is so that we ensure that our
+ // request gets to the far side. (If we cancel too
+ // fast, then our outgoing send will be canceled before
+ // it gets to the wire.)
+ nng_msleep(20);
+
+ // Send the next next request ("def"). Note that
+ // the REP side server will have already buffered the receive
+ // request, and should simply be waiting for us to reply to
+ // abc.
So(nng_sendmsg(req, def, 0) == 0);
+
+ // Receive the first request (should be abc) on the REP server.
So(nng_recvmsg(rep, &cmd, 0) == 0);
- So(cmd != NULL);
+ So(nng_msg_len(cmd) == 4);
+ So(strcmp(nng_msg_body(cmd), "abc") == 0);
+ // REP sends the reply to first command. This will be
+ // discarded by the REQ server.
So(nng_sendmsg(rep, cmd, 0) == 0);
+
+ // Now get the next command from the REP; should be "def".
So(nng_recvmsg(rep, &cmd, 0) == 0);
+ So(nng_msg_len(cmd) == 4);
+ So(strcmp(nng_msg_body(cmd), "def") == 0);
+
+ // And send it back to REQ.
So(nng_sendmsg(rep, cmd, 0) == 0);
- So(nng_recvmsg(req, &cmd, 0) == 0);
+ // Try a req command. This should give back "def"
+ So(nng_recvmsg(req, &cmd, 0) == 0);
So(nng_msg_len(cmd) == 4);
- So(memcmp(nng_msg_body(cmd), "def", 4) == 0);
+ So(strcmp(nng_msg_body(cmd), "def") == 0);
nng_msg_free(cmd);
});
+
nng_fini();
})