1 files changed, 35 insertions, 0 deletions
diff --git a/src/sp/protocol/bus0/bug1247_test.c b/src/sp/protocol/bus0/bug1247_test.c
new file mode 100644
index 00000000..bbc6958b
--- /dev/null
+++ b/src/sp/protocol/bus0/bug1247_test.c
@@ -0,0 +1,35 @@
+//
+// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech>
+//
+// This software is supplied under the terms of the MIT License, a
+// copy of which should be located in the distribution where this
+// file was obtained (LICENSE.txt).  A copy of the license may also be
+// found online at https://opensource.org/licenses/MIT.
+//
+
+#include <nuts.h>
+
+#include <nng/protocol/bus0/bus.h>
+
+void
+test_bug1247(void)
+{
+	nng_socket bus1, bus2;
+	char *     addr;
+
+	NUTS_ADDR(addr, "tcp");
+
+	NUTS_PASS(nng_bus0_open(&bus1));
+	NUTS_PASS(nng_bus0_open(&bus2));
+
+	NUTS_PASS(nng_listen(bus1, addr, NULL, 0));
+	NUTS_FAIL(nng_listen(bus2, addr, NULL, 0), NNG_EADDRINUSE);
+
+	NUTS_PASS(nng_close(bus2));
+	NUTS_PASS(nng_close(bus1));
+}
+
+TEST_LIST = {
+	{ "bug1247", test_bug1247 },
+	{ NULL, NULL },
+};