| /* |
| * Copyright 2021-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onlab.packet; |
| |
| import com.google.common.io.Resources; |
| |
| import java.nio.ByteBuffer; |
| |
| import org.junit.Test; |
| |
| import static org.junit.Assert.*; |
| |
| /** |
| * Unit tests for PPPoED class. |
| */ |
| public class PPPoEDTest { |
| |
| private static final byte VERSION = (byte) 1; |
| private static final byte TYPE = (byte) 1; |
| private static final short NO_SESSION = (short) 0; |
| private static final short SESSION = (short) 0x02e2; |
| |
| private static final String AC_NAME = "pfSense.localdomain"; |
| private static final long AC_COOKIE = 32098554083868671L; |
| private static final String SERVICE_NAME = "*"; |
| |
| private static final String PADI = "pppoed/padi.bin"; |
| private static final String PADO = "pppoed/pado.bin"; |
| private static final String PADR = "pppoed/padr.bin"; |
| private static final String PADS = "pppoed/pads.bin"; |
| private static final String PADT = "pppoed/padt.bin"; |
| |
| @Test |
| public void testDeserializeBadInput() throws Exception { |
| PacketTestUtils.testDeserializeBadInput(PPPoED.deserializer()); |
| } |
| |
| @Test |
| public void testTruncatedPacket() throws Exception { |
| byte[] byteHeader = ByteBuffer.allocate(6) |
| .put((byte) 0x11) // version/type |
| .put((byte) 0x09) // code |
| .putShort((short) 0x0000) // transaction id |
| .putShort((short) 0x0000) // payload length |
| .array(); |
| |
| PacketTestUtils.testDeserializeTruncated(PPPoED.deserializer(), byteHeader); |
| } |
| |
| @Test |
| public void testDeserializePadi() throws Exception { |
| byte[] data = Resources.toByteArray(PPPoEDTest.class.getResource(PADI)); |
| Ethernet eth = Ethernet.deserializer().deserialize(data, 0, data.length); |
| PPPoED pppoed = (PPPoED) eth.getPayload(); |
| assertPPPoEDHeader(pppoed, PPPoED.PPPOED_CODE_PADI); |
| assertEquals(NO_SESSION, pppoed.getSessionId()); |
| assertEquals(0, pppoed.getTags().size()); |
| } |
| |
| @Test |
| public void testDeserializePado() throws Exception { |
| byte[] data = Resources.toByteArray(PPPoEDTest.class.getResource(PADO)); |
| Ethernet eth = Ethernet.deserializer().deserialize(data, 0, data.length); |
| |
| PPPoED pppoed = (PPPoED) eth.getPayload(); |
| assertPPPoEDHeader(pppoed, PPPoED.PPPOED_CODE_PADO); |
| assertEquals(NO_SESSION, pppoed.getSessionId()); |
| |
| assertEquals(3, pppoed.getTags().size()); |
| |
| PPPoEDTag acName = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_NAME); |
| assertArrayEquals(AC_NAME.getBytes(), acName.value); |
| |
| PPPoEDTag serviceName = pppoed.getTag(PPPoEDTag.PPPOED_TAG_SERVICE_NAME); |
| assertArrayEquals(SERVICE_NAME.getBytes(), serviceName.value); |
| |
| PPPoEDTag acCookie = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_COOKIE); |
| assertEquals(AC_COOKIE, ByteBuffer.wrap(acCookie.value).getLong()); |
| } |
| |
| @Test |
| public void testDeserializePadr() throws Exception { |
| byte[] data = Resources.toByteArray(PPPoEDTest.class.getResource(PADR)); |
| Ethernet eth = Ethernet.deserializer().deserialize(data, 0, data.length); |
| |
| PPPoED pppoed = (PPPoED) eth.getPayload(); |
| assertPPPoEDHeader(pppoed, PPPoED.PPPOED_CODE_PADR); |
| assertEquals(NO_SESSION, pppoed.getSessionId()); |
| |
| assertEquals(1, pppoed.getTags().size()); |
| |
| PPPoEDTag acCookie = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_COOKIE); |
| assertEquals(AC_COOKIE, ByteBuffer.wrap(acCookie.value).getLong()); |
| } |
| |
| @Test |
| public void testDeserializePads() throws Exception { |
| byte[] data = Resources.toByteArray(PPPoEDTest.class.getResource(PADS)); |
| Ethernet eth = Ethernet.deserializer().deserialize(data, 0, data.length); |
| |
| PPPoED pppoed = (PPPoED) eth.getPayload(); |
| assertPPPoEDHeader(pppoed, PPPoED.PPPOED_CODE_PADS); |
| assertEquals(SESSION, pppoed.getSessionId()); |
| |
| assertEquals(2, pppoed.getTags().size()); |
| PPPoEDTag acName = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_NAME); |
| assertArrayEquals(AC_NAME.getBytes(), acName.value); |
| |
| PPPoEDTag acCookie = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_COOKIE); |
| assertEquals(AC_COOKIE, ByteBuffer.wrap(acCookie.value).getLong()); |
| } |
| |
| @Test |
| public void testDeserializePadt() throws Exception { |
| byte[] data = Resources.toByteArray(PPPoEDTest.class.getResource(PADT)); |
| Ethernet eth = Ethernet.deserializer().deserialize(data, 0, data.length); |
| |
| PPPoED pppoed = (PPPoED) eth.getPayload(); |
| assertPPPoEDHeader(pppoed, PPPoED.PPPOED_CODE_PADT); |
| assertEquals(SESSION, pppoed.getSessionId()); |
| |
| assertEquals(1, pppoed.getTags().size()); |
| PPPoEDTag acCookie = pppoed.getTag(PPPoEDTag.PPPOED_TAG_AC_COOKIE); |
| assertEquals(AC_COOKIE, ByteBuffer.wrap(acCookie.value).getLong()); |
| } |
| |
| private void assertPPPoEDHeader(PPPoED pppoed, byte code) { |
| assertNotNull(pppoed); |
| assertEquals(VERSION, pppoed.getVersion()); |
| assertEquals(TYPE, pppoed.getType()); |
| assertEquals(code, pppoed.getCode()); |
| } |
| |
| } |