BIND 10 trac2765, updated. 68aae7c97b56de73918721193ec1ee29bee638e6 [2765] Added unit test description in IfaceMgr unit tests.

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- Log -----------------------------------------------------------------
commit 68aae7c97b56de73918721193ec1ee29bee638e6
Author: Marcin Siodelski <marcin at isc.org>
Date:   Tue Dec 3 14:35:37 2013 +0100

    [2765] Added unit test description in IfaceMgr unit tests.

-----------------------------------------------------------------------

Summary of changes:
 src/lib/dhcp/tests/iface_mgr_unittest.cc |    6 ++++++
 1 file changed, 6 insertions(+)

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diff --git a/src/lib/dhcp/tests/iface_mgr_unittest.cc b/src/lib/dhcp/tests/iface_mgr_unittest.cc
index d020db8..0032433 100644
--- a/src/lib/dhcp/tests/iface_mgr_unittest.cc
+++ b/src/lib/dhcp/tests/iface_mgr_unittest.cc
@@ -1105,6 +1105,12 @@ TEST_F(IfaceMgrTest, setMatchingPacketFilter) {
     EXPECT_TRUE(iface_mgr->isDirectResponseSupported());
 }
 
+// This test checks that it is not possible to open two sockets: IP/UDP
+// and raw (LPF) socket and bind to the same address and port. The
+// raw socket should be opened together with the fallback IP/UDP socket.
+// The fallback socket should fail to open when there is another IP/UDP
+// socket bound to the same address and port. Failing to open the fallback
+// socket should preclude the raw socket from being open.
 TEST_F(IfaceMgrTest, checkPacketFilterLPFSocket) {
     IOAddress loAddr("127.0.0.1");
     int socket1 = -1, socket2 = -1;