Yi Tseng | f33c077 | 2017-06-06 14:56:18 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-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.bmv2.model; |
| 18 | |
| 19 | import com.eclipsesource.json.Json; |
| 20 | import com.eclipsesource.json.JsonObject; |
| 21 | import com.google.common.collect.Lists; |
| 22 | import com.google.common.collect.Sets; |
| 23 | import com.google.common.testing.EqualsTester; |
| 24 | import org.hamcrest.collection.IsIterableContainingInOrder; |
| 25 | import org.junit.Before; |
| 26 | import org.junit.Test; |
| 27 | import org.onosproject.net.pi.model.PiHeaderFieldModel; |
| 28 | import org.onosproject.net.pi.model.PiHeaderModel; |
| 29 | import org.onosproject.net.pi.model.PiHeaderTypeModel; |
| 30 | import org.onosproject.net.pi.model.PiMatchType; |
| 31 | import org.onosproject.net.pi.model.PiTableMatchFieldModel; |
| 32 | |
| 33 | import java.io.BufferedReader; |
| 34 | import java.io.InputStreamReader; |
| 35 | import java.util.List; |
| 36 | import java.util.Set; |
| 37 | import java.util.stream.Collectors; |
| 38 | |
| 39 | import static org.hamcrest.CoreMatchers.notNullValue; |
| 40 | import static org.hamcrest.MatcherAssert.assertThat; |
| 41 | import static org.hamcrest.Matchers.*; |
| 42 | import static org.hamcrest.core.IsEqual.equalTo; |
| 43 | |
| 44 | /** |
| 45 | * BMv2 JSON configuration parser test. |
| 46 | */ |
| 47 | public class Bmv2PipelineModelParserTest { |
| 48 | |
| 49 | private JsonObject json; |
| 50 | private JsonObject json2; |
| 51 | |
| 52 | @Before |
| 53 | public void setUp() throws Exception { |
| 54 | json = Json.parse(new BufferedReader(new InputStreamReader( |
| 55 | this.getClass().getResourceAsStream("/default.json")))).asObject(); |
| 56 | json2 = Json.parse(new BufferedReader(new InputStreamReader( |
| 57 | this.getClass().getResourceAsStream("/default.json")))).asObject(); |
| 58 | } |
| 59 | |
| 60 | @Test |
| 61 | public void testParse() throws Exception { |
| 62 | Bmv2PipelineModel config = Bmv2PipelineModelParser.parse(json); |
| 63 | Bmv2PipelineModel config2 = Bmv2PipelineModelParser.parse(json2); |
| 64 | |
| 65 | new EqualsTester() |
| 66 | .addEqualityGroup(config, config2) |
| 67 | .testEquals(); |
| 68 | |
| 69 | /* Check header types */ |
| 70 | Bmv2HeaderTypeModel stdMetaT = |
| 71 | (Bmv2HeaderTypeModel) config.headerType("standard_metadata").orElse(null); |
| 72 | Bmv2HeaderTypeModel ethernetT = |
| 73 | (Bmv2HeaderTypeModel) config.headerType("ethernet_t").orElse(null); |
| 74 | Bmv2HeaderTypeModel intrinsicMetaT = |
| 75 | (Bmv2HeaderTypeModel) config.headerType("intrinsic_metadata_t").orElse(null); |
| 76 | |
| 77 | Bmv2HeaderTypeModel stdMetaT2 = |
| 78 | (Bmv2HeaderTypeModel) config2.headerType("standard_metadata").orElse(null); |
| 79 | Bmv2HeaderTypeModel ethernetT2 = |
| 80 | (Bmv2HeaderTypeModel) config2.headerType("ethernet_t").orElse(null); |
| 81 | Bmv2HeaderTypeModel intrinsicMetaT2 = |
| 82 | (Bmv2HeaderTypeModel) config2.headerType("intrinsic_metadata_t").orElse(null); |
| 83 | |
| 84 | new EqualsTester() |
| 85 | .addEqualityGroup(stdMetaT, stdMetaT2) |
| 86 | .addEqualityGroup(ethernetT, ethernetT2) |
| 87 | .addEqualityGroup(intrinsicMetaT, intrinsicMetaT2) |
| 88 | .testEquals(); |
| 89 | |
| 90 | // existence |
| 91 | assertThat("Json parsed value is null", stdMetaT, notNullValue()); |
| 92 | assertThat("Json parsed value is null", ethernetT, notNullValue()); |
| 93 | assertThat("Json parsed value is null", intrinsicMetaT, notNullValue()); |
| 94 | |
| 95 | // fields size |
| 96 | assertThat("Incorrect size for header type fields", |
| 97 | stdMetaT.fields(), hasSize(18)); |
| 98 | assertThat("Incorrect size for header type fields", |
| 99 | ethernetT.fields(), hasSize(3)); |
| 100 | assertThat("Incorrect size for header type fields", |
| 101 | intrinsicMetaT.fields(), hasSize(4)); |
| 102 | |
| 103 | // check that fields are in order |
| 104 | assertThat("Incorrect order for header type fields", |
| 105 | stdMetaT.fields(), IsIterableContainingInOrder.contains( |
| 106 | stdMetaT.field("ingress_port").get(), |
| 107 | stdMetaT.field("egress_spec").get(), |
| 108 | stdMetaT.field("egress_port").get(), |
| 109 | stdMetaT.field("clone_spec").get(), |
| 110 | stdMetaT.field("instance_type").get(), |
| 111 | stdMetaT.field("drop").get(), |
| 112 | stdMetaT.field("recirculate_port").get(), |
| 113 | stdMetaT.field("packet_length").get(), |
| 114 | stdMetaT.field("enq_timestamp").get(), |
| 115 | stdMetaT.field("enq_qdepth").get(), |
| 116 | stdMetaT.field("deq_timedelta").get(), |
| 117 | stdMetaT.field("deq_qdepth").get(), |
| 118 | stdMetaT.field("ingress_global_timestamp").get(), |
| 119 | stdMetaT.field("lf_field_list").get(), |
| 120 | stdMetaT.field("mcast_grp").get(), |
| 121 | stdMetaT.field("resubmit_flag").get(), |
| 122 | stdMetaT.field("egress_rid").get(), |
| 123 | stdMetaT.field("_padding").get() |
| 124 | )); |
| 125 | |
| 126 | /* Check actions */ |
| 127 | Bmv2ActionModel noAction = |
| 128 | (Bmv2ActionModel) config.action("NoAction").orElse(null); |
| 129 | Bmv2ActionModel setEgressPortAction = |
| 130 | (Bmv2ActionModel) config.action("set_egress_port_0").orElse(null); |
| 131 | Bmv2ActionModel sendToCpuAction = |
| 132 | (Bmv2ActionModel) config.action("send_to_cpu_0").orElse(null); |
| 133 | Bmv2ActionModel dropAction = |
| 134 | (Bmv2ActionModel) config.action("_drop_0").orElse(null); |
| 135 | Bmv2ActionModel processPortCountersCountPacketAction = |
| 136 | (Bmv2ActionModel) config.action("process_port_counters_0.count_packet").orElse(null); |
| 137 | |
| 138 | |
| 139 | Bmv2ActionModel noAction2 = |
| 140 | (Bmv2ActionModel) config.action("NoAction").orElse(null); |
| 141 | Bmv2ActionModel setEgressPortAction2 = |
| 142 | (Bmv2ActionModel) config.action("set_egress_port_0").orElse(null); |
| 143 | Bmv2ActionModel sendToCpuAction2 = |
| 144 | (Bmv2ActionModel) config.action("send_to_cpu_0").orElse(null); |
| 145 | Bmv2ActionModel dropAction2 = |
| 146 | (Bmv2ActionModel) config.action("_drop_0").orElse(null); |
| 147 | Bmv2ActionModel processPortCountersCountPacketAction2 = |
| 148 | (Bmv2ActionModel) config.action("process_port_counters_0.count_packet").orElse(null); |
| 149 | |
| 150 | new EqualsTester() |
| 151 | .addEqualityGroup(noAction, noAction2) |
| 152 | .addEqualityGroup(setEgressPortAction, setEgressPortAction2) |
| 153 | .addEqualityGroup(sendToCpuAction, sendToCpuAction2) |
| 154 | .addEqualityGroup(dropAction, dropAction2) |
| 155 | .addEqualityGroup(processPortCountersCountPacketAction, processPortCountersCountPacketAction2) |
| 156 | .testEquals(); |
| 157 | |
| 158 | // existence |
| 159 | assertThat("Json parsed value is null", noAction, notNullValue()); |
| 160 | assertThat("Json parsed value is null", setEgressPortAction, notNullValue()); |
| 161 | assertThat("Json parsed value is null", sendToCpuAction, notNullValue()); |
| 162 | assertThat("Json parsed value is null", dropAction, notNullValue()); |
| 163 | assertThat("Json parsed value is null", processPortCountersCountPacketAction, notNullValue()); |
| 164 | |
| 165 | // runtime data size |
| 166 | assertThat("Incorrect size for action runtime data", |
| 167 | noAction.params().size(), is(equalTo(0))); |
| 168 | assertThat("Incorrect size for action runtime data", |
| 169 | setEgressPortAction.params().size(), is(equalTo(1))); |
| 170 | assertThat("Incorrect size for action runtime data", |
| 171 | sendToCpuAction.params().size(), is(equalTo(0))); |
| 172 | assertThat("Incorrect size for action runtime data", |
| 173 | dropAction.params().size(), is(equalTo(0))); |
| 174 | assertThat("Incorrect size for action runtime data", |
| 175 | processPortCountersCountPacketAction.params().size(), is(equalTo(0))); |
| 176 | |
| 177 | // runtime data existence and parsing |
| 178 | assertThat("Parsed Json value is null", |
| 179 | setEgressPortAction.param("port").orElse(null), notNullValue()); |
| 180 | assertThat("Incorrect value for action runtime data bitwidth", |
| 181 | setEgressPortAction.param("port").get().bitWidth(), is(equalTo(9))); |
| 182 | |
| 183 | |
| 184 | /* Check tables */ |
| 185 | Bmv2TableModel table0 = |
| 186 | (Bmv2TableModel) config.table("table0").orElse(null); |
| 187 | Bmv2TableModel table02 = |
| 188 | (Bmv2TableModel) config2.table("table0").orElse(null); |
| 189 | |
| 190 | new EqualsTester() |
| 191 | .addEqualityGroup(table0, table02) |
| 192 | .testEquals(); |
| 193 | |
| 194 | // existence |
| 195 | assertThat("Parsed Json value is null", table0, notNullValue()); |
| 196 | |
| 197 | // id and name correspondence |
| 198 | assertThat("Incorrect value for table name", |
| 199 | table0.name(), is(equalTo("table0"))); |
| 200 | |
| 201 | Set<PiTableMatchFieldModel> matchFields = Sets.newHashSet(table0.matchFields()); |
| 202 | |
| 203 | // keys size |
| 204 | assertThat("Incorrect size for table keys", |
| 205 | matchFields.size(), is(equalTo(4))); |
| 206 | |
| 207 | Set<PiMatchType> matchTypes = matchFields.stream() |
| 208 | .map(PiTableMatchFieldModel::matchType) |
| 209 | .collect(Collectors.toSet()); |
| 210 | |
| 211 | // key match type |
| 212 | assertThat("Incorrect value for table key match type", |
| 213 | matchTypes, containsInAnyOrder(PiMatchType.TERNARY)); |
| 214 | |
| 215 | Set<PiHeaderTypeModel> headerTypeModels = matchFields.stream() |
| 216 | .map(PiTableMatchFieldModel::field) |
| 217 | .map(PiHeaderFieldModel::header) |
| 218 | .map(PiHeaderModel::type) |
| 219 | .collect(Collectors.toSet()); |
| 220 | |
| 221 | // header type |
| 222 | assertThat("Incorrect value for table key header type", |
| 223 | headerTypeModels, containsInAnyOrder(ethernetT, stdMetaT)); |
| 224 | |
| 225 | } |
| 226 | } |