1 files changed, 37 insertions, 0 deletions
diff --git a/src/lib/dhcp_ddns/tests/test_utils.cc b/src/lib/dhcp_ddns/tests/test_utils.cc
new file mode 100644
index 0000000..0671307
--- /dev/null
+++ b/src/lib/dhcp_ddns/tests/test_utils.cc
@@ -0,0 +1,37 @@
+// Copyright (C) 2014-2015 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <gtest/gtest.h>
+
+#include <sys/select.h>
+#include <sys/ioctl.h>
+
+using namespace std;
+
+namespace isc {
+namespace dhcp_ddns {
+
+int selectCheck(int fd_to_check) {
+    fd_set read_fds;
+    int maxfd = 0;
+
+    FD_ZERO(&read_fds);
+
+    // Add this socket to listening set
+    FD_SET(fd_to_check,  &read_fds);
+    maxfd = fd_to_check;
+
+    struct timeval select_timeout;
+    select_timeout.tv_sec = 0;
+    select_timeout.tv_usec = 0;
+
+    return (select(maxfd + 1, &read_fds, NULL, NULL, &select_timeout));
+}
+
+}; // namespace isc::d2
+}; // namespace isc