Jian Li | b54d14b | 2017-03-28 21:34:34 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Foundation |
Jian Li | b54d14b | 2017-03-28 21:34:34 +0900 | [diff] [blame] | 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 | */ |
Jian Li | 2e818b0 | 2017-04-12 19:28:30 +0900 | [diff] [blame] | 16 | package org.onosproject.mapping.codec; |
Jian Li | b54d14b | 2017-03-28 21:34:34 +0900 | [diff] [blame] | 17 | |
| 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import org.hamcrest.Description; |
| 20 | import org.hamcrest.TypeSafeDiagnosingMatcher; |
| 21 | import org.onosproject.mapping.instructions.MappingInstruction; |
| 22 | import org.onosproject.mapping.instructions.MulticastMappingInstruction; |
| 23 | import org.onosproject.mapping.instructions.UnicastMappingInstruction; |
| 24 | |
| 25 | /** |
| 26 | * Hamcrest matcher for mapping instructions. |
| 27 | */ |
| 28 | public final class MappingInstructionJsonMatcher |
| 29 | extends TypeSafeDiagnosingMatcher<JsonNode> { |
| 30 | |
| 31 | private final MappingInstruction instruction; |
| 32 | |
| 33 | /** |
| 34 | * A default constructor. |
| 35 | * |
| 36 | * @param instruction mapping instruction |
| 37 | */ |
| 38 | private MappingInstructionJsonMatcher(MappingInstruction instruction) { |
| 39 | this.instruction = instruction; |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Matches the contents of an unicast weight mapping instruction. |
| 44 | * |
| 45 | * @param node JSON instruction to match |
| 46 | * @param description object used for recording errors |
| 47 | * @return true if contents match, false otherwise |
| 48 | */ |
| 49 | private boolean matchUnicastWeightInstruction(JsonNode node, |
| 50 | Description description) { |
| 51 | UnicastMappingInstruction.WeightMappingInstruction instructionToMatch = |
| 52 | (UnicastMappingInstruction.WeightMappingInstruction) instruction; |
| 53 | final String jsonSubtype = node.get(MappingInstructionCodec.SUBTYPE).textValue(); |
| 54 | if (!instructionToMatch.subtype().name().equals(jsonSubtype)) { |
| 55 | description.appendText("subtype was " + jsonSubtype); |
| 56 | return false; |
| 57 | } |
| 58 | |
| 59 | final String jsonType = node.get(MappingInstructionCodec.TYPE).textValue(); |
| 60 | if (!instructionToMatch.type().name().equals(jsonType)) { |
| 61 | description.appendText("type was " + jsonType); |
| 62 | return false; |
| 63 | } |
| 64 | |
| 65 | final int jsonWeight = node.get(MappingInstructionCodec.UNICAST_WEIGHT).intValue(); |
| 66 | final int weight = instructionToMatch.weight(); |
| 67 | if (jsonWeight != weight) { |
| 68 | description.appendText("Unicast weight was " + jsonWeight); |
| 69 | return false; |
| 70 | } |
| 71 | |
| 72 | return true; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Matches the contents of an unicast priority mapping instruction. |
| 77 | * |
| 78 | * @param node JSON instruction to match |
| 79 | * @param description object used for recording errors |
| 80 | * @return true if contents match, false otherwise |
| 81 | */ |
| 82 | private boolean matchUnicastPriorityInstruction(JsonNode node, |
| 83 | Description description) { |
| 84 | UnicastMappingInstruction.PriorityMappingInstruction instructionToMatch = |
| 85 | (UnicastMappingInstruction.PriorityMappingInstruction) instruction; |
| 86 | final String jsonSubtype = node.get(MappingInstructionCodec.SUBTYPE).textValue(); |
| 87 | if (!instructionToMatch.subtype().name().equals(jsonSubtype)) { |
| 88 | description.appendText("subtype was " + jsonSubtype); |
| 89 | return false; |
| 90 | } |
| 91 | |
| 92 | final String jsonType = node.get(MappingInstructionCodec.TYPE).textValue(); |
| 93 | if (!instructionToMatch.type().name().equals(jsonType)) { |
| 94 | description.appendText("type was " + jsonType); |
| 95 | return false; |
| 96 | } |
| 97 | |
| 98 | final int jsonPriority = node.get(MappingInstructionCodec.UNICAST_PRIORITY).intValue(); |
| 99 | final int priority = instructionToMatch.priority(); |
| 100 | if (jsonPriority != priority) { |
| 101 | description.appendText("Unicast priority was " + jsonPriority); |
| 102 | return false; |
| 103 | } |
| 104 | |
| 105 | return true; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Matches the contents of a multicast weight mapping instruction. |
| 110 | * |
| 111 | * @param node JSON instruction to match |
| 112 | * @param description object used for recording errors |
| 113 | * @return true if contents match, false otherwise |
| 114 | */ |
| 115 | private boolean matchMulticastWeightInstruction(JsonNode node, |
| 116 | Description description) { |
| 117 | MulticastMappingInstruction.WeightMappingInstruction instructionToMatch = |
| 118 | (MulticastMappingInstruction.WeightMappingInstruction) instruction; |
| 119 | final String jsonSubtype = node.get(MappingInstructionCodec.SUBTYPE).textValue(); |
| 120 | if (!instructionToMatch.subtype().name().equals(jsonSubtype)) { |
| 121 | description.appendText("subtype was " + jsonSubtype); |
| 122 | return false; |
| 123 | } |
| 124 | |
| 125 | final String jsonType = node.get(MappingInstructionCodec.TYPE).textValue(); |
| 126 | if (!instructionToMatch.type().name().equals(jsonType)) { |
| 127 | description.appendText("type was " + jsonType); |
| 128 | return false; |
| 129 | } |
| 130 | |
| 131 | final int jsonWeight = node.get(MappingInstructionCodec.MULTICAST_WEIGHT).intValue(); |
| 132 | final int weight = instructionToMatch.weight(); |
| 133 | if (jsonWeight != weight) { |
| 134 | description.appendText("Multicast weight was " + jsonWeight); |
| 135 | return false; |
| 136 | } |
| 137 | |
| 138 | return true; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * Matches the contents of a multicast priority mapping instruction. |
| 143 | * |
| 144 | * @param node JSON instruction to match |
| 145 | * @param description object used for recording errors |
| 146 | * @return true if contents match, false otherwise |
| 147 | */ |
| 148 | private boolean matchMulticastPriorityInstruction(JsonNode node, |
| 149 | Description description) { |
| 150 | MulticastMappingInstruction.PriorityMappingInstruction instructionToMatch = |
| 151 | (MulticastMappingInstruction.PriorityMappingInstruction) instruction; |
| 152 | final String jsonSubtype = node.get(MappingInstructionCodec.SUBTYPE).textValue(); |
| 153 | if (!instructionToMatch.subtype().name().equals(jsonSubtype)) { |
| 154 | description.appendText("subtype was " + jsonSubtype); |
| 155 | return false; |
| 156 | } |
| 157 | |
| 158 | final String jsonType = node.get(MappingInstructionCodec.TYPE).textValue(); |
| 159 | if (!instructionToMatch.type().name().equals(jsonType)) { |
| 160 | description.appendText("type was " + jsonType); |
| 161 | return false; |
| 162 | } |
| 163 | |
| 164 | final int jsonPriority = node.get(MappingInstructionCodec.MULTICAST_PRIORITY).intValue(); |
| 165 | final int priority = instructionToMatch.priority(); |
| 166 | if (jsonPriority != priority) { |
| 167 | description.appendText("Multicast priority was " + jsonPriority); |
| 168 | return false; |
| 169 | } |
| 170 | |
| 171 | return true; |
| 172 | } |
| 173 | |
| 174 | @Override |
| 175 | protected boolean matchesSafely(JsonNode jsonNode, Description description) { |
| 176 | |
| 177 | // check type |
| 178 | final JsonNode jsonTypeNode = jsonNode.get(MappingInstructionCodec.TYPE); |
| 179 | final String jsonType = jsonTypeNode.textValue(); |
| 180 | final String type = instruction.type().name(); |
| 181 | if (!jsonType.equals(type)) { |
| 182 | description.appendText("type was " + type); |
| 183 | return false; |
| 184 | } |
| 185 | |
| 186 | if (instruction instanceof UnicastMappingInstruction.WeightMappingInstruction) { |
| 187 | return matchUnicastWeightInstruction(jsonNode, description); |
| 188 | } else if (instruction instanceof UnicastMappingInstruction.PriorityMappingInstruction) { |
| 189 | return matchUnicastPriorityInstruction(jsonNode, description); |
| 190 | } else if (instruction instanceof MulticastMappingInstruction.WeightMappingInstruction) { |
| 191 | return matchMulticastWeightInstruction(jsonNode, description); |
| 192 | } else if (instruction instanceof MulticastMappingInstruction.PriorityMappingInstruction) { |
| 193 | return matchMulticastPriorityInstruction(jsonNode, description); |
| 194 | } |
| 195 | |
| 196 | return false; |
| 197 | } |
| 198 | |
| 199 | @Override |
| 200 | public void describeTo(Description description) { |
| 201 | description.appendText(instruction.toString()); |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Factory to allocate a mapping instruction matcher. |
| 206 | * |
| 207 | * @param instruction instruction object we are looking for |
| 208 | * @return matcher |
| 209 | */ |
| 210 | public static MappingInstructionJsonMatcher matchesInstruction( |
| 211 | MappingInstruction instruction) { |
| 212 | return new MappingInstructionJsonMatcher(instruction); |
| 213 | } |
| 214 | } |