Carmelo Cascone | f1db284 | 2017-07-13 17:54:04 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.net.pi.impl; |
| 18 | |
| 19 | import org.junit.Test; |
| 20 | import org.onlab.packet.EthType; |
| 21 | import org.onlab.packet.IpPrefix; |
| 22 | import org.onlab.packet.MacAddress; |
| 23 | import org.onosproject.net.flow.criteria.Criteria; |
| 24 | import org.onosproject.net.flow.criteria.EthCriterion; |
| 25 | import org.onosproject.net.flow.criteria.EthTypeCriterion; |
| 26 | import org.onosproject.net.flow.criteria.IPCriterion; |
| 27 | import org.onosproject.net.pi.runtime.PiExactFieldMatch; |
| 28 | import org.onosproject.net.pi.runtime.PiHeaderFieldId; |
| 29 | import org.onosproject.net.pi.runtime.PiLpmFieldMatch; |
| 30 | import org.onosproject.net.pi.runtime.PiTernaryFieldMatch; |
| 31 | |
| 32 | import java.util.Random; |
| 33 | |
| 34 | import static org.hamcrest.CoreMatchers.is; |
| 35 | import static org.hamcrest.MatcherAssert.assertThat; |
| 36 | import static org.onosproject.net.pi.impl.CriterionTranslatorHelper.translateCriterion; |
| 37 | import static org.onosproject.net.pi.model.PiMatchType.*; |
| 38 | |
| 39 | /** |
| 40 | * Tests for CriterionTranslators. |
| 41 | */ |
| 42 | public class PiCriterionTranslatorsTest { |
| 43 | |
| 44 | private Random random = new Random(); |
| 45 | private final PiHeaderFieldId fieldId = PiHeaderFieldId.of("foo", "bar"); |
| 46 | |
| 47 | @Test |
| 48 | public void testEthCriterion() throws Exception { |
| 49 | MacAddress value1 = MacAddress.valueOf(random.nextLong()); |
| 50 | MacAddress value2 = MacAddress.valueOf(random.nextLong()); |
| 51 | MacAddress mask = MacAddress.valueOf(random.nextLong()); |
| 52 | int bitWidth = value1.toBytes().length * 8; |
| 53 | |
| 54 | EthCriterion criterion = (EthCriterion) Criteria.matchEthDst(value1); |
| 55 | PiExactFieldMatch exactMatch = (PiExactFieldMatch) translateCriterion(criterion, fieldId, EXACT, bitWidth); |
| 56 | |
| 57 | EthCriterion maskedCriterion = (EthCriterion) Criteria.matchEthDstMasked(value2, mask); |
| 58 | PiTernaryFieldMatch ternaryMatch = (PiTernaryFieldMatch) translateCriterion(maskedCriterion, fieldId, TERNARY, |
| 59 | bitWidth); |
| 60 | |
| 61 | assertThat(exactMatch.value().asArray(), is(criterion.mac().toBytes())); |
| 62 | assertThat(ternaryMatch.value().asArray(), is(maskedCriterion.mac().toBytes())); |
| 63 | assertThat(ternaryMatch.mask().asArray(), is(maskedCriterion.mask().toBytes())); |
| 64 | } |
| 65 | |
| 66 | @Test |
| 67 | public void testEthTypeCriterion() throws Exception { |
| 68 | EthType ethType = new EthType(random.nextInt()); |
| 69 | int bitWidth = 16; |
| 70 | |
| 71 | EthTypeCriterion criterion = (EthTypeCriterion) Criteria.matchEthType(ethType); |
| 72 | |
| 73 | PiExactFieldMatch exactMatch = (PiExactFieldMatch) translateCriterion(criterion, fieldId, EXACT, bitWidth); |
| 74 | |
| 75 | assertThat(exactMatch.value().asReadOnlyBuffer().getShort(), is(criterion.ethType().toShort())); |
| 76 | } |
| 77 | |
| 78 | @Test |
| 79 | public void testIpCriterion() throws Exception { |
| 80 | IpPrefix prefix1 = IpPrefix.valueOf(random.nextInt(), random.nextInt(32)); |
| 81 | int bitWidth = prefix1.address().toOctets().length * 8; |
| 82 | |
| 83 | IPCriterion criterion = (IPCriterion) Criteria.matchIPDst(prefix1); |
| 84 | |
| 85 | PiLpmFieldMatch lpmMatch = (PiLpmFieldMatch) translateCriterion(criterion, fieldId, LPM, bitWidth); |
| 86 | |
| 87 | assertThat(lpmMatch.value().asArray(), is(criterion.ip().address().toOctets())); |
| 88 | assertThat(lpmMatch.prefixLength(), is(criterion.ip().prefixLength())); |
| 89 | } |
| 90 | |
| 91 | |
| 92 | } |