Jian Li | 4a3fffa | 2018-06-10 23:12:40 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 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 | 7fe7eaf | 2018-12-31 17:00:33 +0900 | [diff] [blame^] | 16 | package org.onosproject.openstacktelemetry.codec.rest; |
Jian Li | 4a3fffa | 2018-06-10 23:12:40 +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.openstacktelemetry.api.StatsInfo; |
| 22 | |
| 23 | /** |
| 24 | * Hamcrest matcher for StatsInfoJsonCodec. |
| 25 | */ |
| 26 | public final class StatsInfoJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> { |
| 27 | |
| 28 | private final StatsInfo statsInfo; |
| 29 | |
| 30 | private static final String STARTUP_TIME = "startupTime"; |
| 31 | private static final String FST_PKT_ARR_TIME = "fstPktArrTime"; |
| 32 | private static final String LST_PKT_OFFSET = "lstPktOffset"; |
| 33 | private static final String PREV_ACC_BYTES = "prevAccBytes"; |
| 34 | private static final String PREV_ACC_PKTS = "prevAccPkts"; |
| 35 | private static final String CURR_ACC_BYTES = "currAccBytes"; |
| 36 | private static final String CURR_ACC_PKTS = "currAccPkts"; |
| 37 | private static final String ERROR_PKTS = "errorPkts"; |
| 38 | private static final String DROP_PKTS = "dropPkts"; |
| 39 | |
| 40 | private StatsInfoJsonMatcher(StatsInfo statsInfo) { |
| 41 | this.statsInfo = statsInfo; |
| 42 | } |
| 43 | |
| 44 | @Override |
| 45 | protected boolean matchesSafely(JsonNode jsonNode, Description description) { |
| 46 | |
| 47 | // check startup time |
| 48 | long jsonStartupTime = jsonNode.get(STARTUP_TIME).asLong(); |
| 49 | long startupTime = statsInfo.startupTime(); |
| 50 | if (jsonStartupTime != startupTime) { |
| 51 | description.appendText("startup time was " + jsonStartupTime); |
| 52 | return false; |
| 53 | } |
| 54 | |
| 55 | // check first packet arrival time |
| 56 | long jsonFstPktArrTime = jsonNode.get(FST_PKT_ARR_TIME).asLong(); |
| 57 | long fstPktArrTime = statsInfo.fstPktArrTime(); |
| 58 | if (jsonFstPktArrTime != fstPktArrTime) { |
| 59 | description.appendText("first packet arrival time was " + jsonFstPktArrTime); |
| 60 | return false; |
| 61 | } |
| 62 | |
| 63 | // check last packet offset |
| 64 | int jsonLstPktOffset = jsonNode.get(LST_PKT_OFFSET).asInt(); |
| 65 | int lstPktOffset = statsInfo.lstPktOffset(); |
| 66 | if (jsonLstPktOffset != lstPktOffset) { |
| 67 | description.appendText("last packet offset was " + jsonLstPktOffset); |
| 68 | return false; |
| 69 | } |
| 70 | |
| 71 | // check previous accumulated bytes |
| 72 | long jsonPrevAccBytes = jsonNode.get(PREV_ACC_BYTES).asLong(); |
| 73 | long preAccBytes = statsInfo.prevAccBytes(); |
| 74 | if (jsonPrevAccBytes != preAccBytes) { |
| 75 | description.appendText("previous accumulated bytes was " + jsonPrevAccBytes); |
| 76 | return false; |
| 77 | } |
| 78 | |
| 79 | // check previous accumulated packets |
| 80 | int jsonPreAccPkts = jsonNode.get(PREV_ACC_PKTS).asInt(); |
| 81 | int preAccPkts = statsInfo.prevAccPkts(); |
| 82 | if (jsonPreAccPkts != preAccPkts) { |
| 83 | description.appendText("previous accumulated packets was " + jsonPreAccPkts); |
| 84 | return false; |
| 85 | } |
| 86 | |
| 87 | // check current accumulated bytes |
| 88 | long jsonCurrAccBytes = jsonNode.get(CURR_ACC_BYTES).asLong(); |
| 89 | long currAccBytes = statsInfo.currAccBytes(); |
| 90 | if (jsonCurrAccBytes != currAccBytes) { |
| 91 | description.appendText("current accumulated bytes was " + jsonCurrAccBytes); |
| 92 | return false; |
| 93 | } |
| 94 | |
| 95 | // check current accumulated packets |
| 96 | int jsonCurrAccPkts = jsonNode.get(CURR_ACC_PKTS).asInt(); |
| 97 | int currAccPkts = statsInfo.currAccPkts(); |
| 98 | if (jsonCurrAccPkts != currAccPkts) { |
| 99 | description.appendText("current accumulated packets was " + jsonCurrAccPkts); |
| 100 | return false; |
| 101 | } |
| 102 | |
| 103 | // check error packets |
| 104 | short jsonErrorPkts = (short) jsonNode.get(ERROR_PKTS).asInt(); |
| 105 | short errorPkts = statsInfo.errorPkts(); |
| 106 | if (jsonErrorPkts != errorPkts) { |
| 107 | description.appendText("error packets was " + jsonErrorPkts); |
| 108 | return false; |
| 109 | } |
| 110 | |
| 111 | // check drop packets |
| 112 | short jsonDropPkts = (short) jsonNode.get(DROP_PKTS).asInt(); |
| 113 | short dropPkts = statsInfo.dropPkts(); |
| 114 | if (jsonDropPkts != dropPkts) { |
| 115 | description.appendText("drop packets was " + jsonDropPkts); |
| 116 | return false; |
| 117 | } |
| 118 | |
| 119 | return true; |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | public void describeTo(Description description) { |
| 124 | description.appendText(statsInfo.toString()); |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Factory to allocate a stats info matcher. |
| 129 | * |
| 130 | * @param statsInfo stats info object we are looking for |
| 131 | * @return matcher |
| 132 | */ |
| 133 | public static StatsInfoJsonMatcher matchStatsInfo(StatsInfo statsInfo) { |
| 134 | return new StatsInfoJsonMatcher(statsInfo); |
| 135 | } |
| 136 | } |