@Test
public void testDecodeConnectionCollisionResolutionNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x07, // Connection collision resolution
})),
ConnectionCollisionResolutionNotificationPacket.class);
}
@Test
public void testDecodeUnknownCeaseNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x0f, // Unknown subcode
})),
UnspecifiedCeaseNotificationPacket.class);
}
@Test
public void testDecodeOutOfResourcesNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x08, // UNSPECIFIC
})),
OutOfResourcesNotificationPacket.class);
}
@Test
public void testDecodeOtherConfigurationChangeNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x06, // Other configuration change
})),
OtherConfigurationChangeNotificationPacket.class);
}
@Test
public void testDecodeAdministrativeResetNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x04, // Administrative reset
})),
AdministrativeResetNotificationPacket.class);
}
@Test
public void testDecodePeerDecofiguredNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x03, // Peer deconfigured
})),
PeerDeconfiguredNotificationPacket.class);
}
@Test
public void testDecodeAdministrativeShutdownNotificationPacket() {
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x02, // ADMINISTRATIVE SHUTDOWN
})),
AdministrativeShutdownNotificationPacket.class);
}
@Test
public void testDecodeUnsupportedCapabilityNotificationPacket() {
CapabilityListUnsupportedCapabilityNotificationPacket packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x02, // error code: BGP Open
(byte) 0x07, // suberror code: Unsupported capability
(byte) 0x41, // Capability code 65: 4-octet AS numbers
(byte) 0x04, // Capability length: 4 octets
(byte) 0x00,
(byte) 0x00,
(byte) 0xfc,
(byte) 0x00, // AS number 64512
0x02, // Capability code 2: Route refresh
0x00, // Capability length: 0 octets
0x01, // Capability code 1: Multi-Protocol
0x04, // Capability length: 4 octets
0x00,
0x01, // Address Family 1: IPv4
0x00, // reserved
0x01, // Subsequent address family 1: Unicast forwarding
})),
CapabilityListUnsupportedCapabilityNotificationPacket.class);
Iterator<Capability> capIt = packet.getCapabilities().iterator();
Assert.assertTrue(capIt.hasNext());
AutonomousSystem4Capability as4cap = (AutonomousSystem4Capability) capIt.next();
Assert.assertEquals(64512, as4cap.getAutonomousSystem());
Assert.assertTrue(capIt.hasNext());
Assert.assertEquals(RouteRefreshCapability.class, capIt.next().getClass());
Assert.assertTrue(capIt.hasNext());
MultiProtocolCapability mpCap = (MultiProtocolCapability) capIt.next();
Assert.assertEquals(AddressFamily.IPv4, mpCap.getAfi());
Assert.assertEquals(SubsequentAddressFamily.NLRI_UNICAST_FORWARDING, mpCap.getSafi());
Assert.assertFalse(capIt.hasNext());
}
@Test
public void testDecodeMaximumNumberOfPrefixesReachedNotificationPacket() {
MaximumNumberOfPrefixesReachedNotificationPacket packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x01, // Maximum number of prefixes reached
})),
MaximumNumberOfPrefixesReachedNotificationPacket.class);
Assert.assertNull(packet.getAddressFamily());
Assert.assertNull(packet.getSubsequentAddressFamily());
Assert.assertEquals(0, packet.getPrefixUpperBound());
packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x01, // Maximum number of prefixes reached
0x01, // AFI IPv4
})),
MaximumNumberOfPrefixesReachedNotificationPacket.class);
Assert.assertNull(packet.getAddressFamily());
Assert.assertNull(packet.getSubsequentAddressFamily());
Assert.assertEquals(0, packet.getPrefixUpperBound());
packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x01, // Maximum number of prefixes reached
0x00,
0x01, // AFI IPv4
0x01, // SAI Unicast forwarding
})),
MaximumNumberOfPrefixesReachedNotificationPacket.class);
Assert.assertNull(packet.getAddressFamily());
Assert.assertNull(packet.getSubsequentAddressFamily());
Assert.assertEquals(0, packet.getPrefixUpperBound());
packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x01, // Maximum number of prefixes reached
0x00,
0x7f, // AFI Illegal
0x01, // SAFI Unicast routing
0x00,
0x00,
0x12,
0x34, // upper bound 0x1234
})),
MaximumNumberOfPrefixesReachedNotificationPacket.class);
Assert.assertNull(packet.getAddressFamily());
Assert.assertNull(packet.getSubsequentAddressFamily());
Assert.assertEquals(0, packet.getPrefixUpperBound());
packet =
safeDowncast(
decoder.decodePacket(
buildProtocolPacket(
new byte[] {
(byte) 0x03, // type code NOTIFICATION
(byte) 0x06, // CEASE error code
(byte) 0x01, // Maximum number of prefixes reached
0x00,
0x01, // AFI IPv4
0x01, // SAFI Unicast routing
0x00,
0x00,
0x12,
0x34, // upper bound 0x1234
})),
MaximumNumberOfPrefixesReachedNotificationPacket.class);
Assert.assertEquals(AddressFamily.IPv4, packet.getAddressFamily());
Assert.assertEquals(
SubsequentAddressFamily.NLRI_UNICAST_FORWARDING, packet.getSubsequentAddressFamily());
Assert.assertEquals(0x1234, packet.getPrefixUpperBound());
}