2 * Copyright 2017-2020 ZTE Corporation.
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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17 package org.onap.holmes.engine.manager;
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19 import org.junit.Before;
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20 import org.junit.Rule;
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21 import org.junit.Test;
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22 import org.junit.rules.ExpectedException;
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23 import org.onap.holmes.common.api.entity.AlarmInfo;
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24 import org.onap.holmes.common.api.entity.CorrelationRule;
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25 import org.onap.holmes.common.api.stat.VesAlarm;
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26 import org.onap.holmes.common.config.MicroServiceConfig;
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27 import org.onap.holmes.common.dmaap.store.ClosedLoopControlNameCache;
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28 import org.onap.holmes.common.exception.CorrelationException;
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29 import org.onap.holmes.common.utils.DbDaoUtil;
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30 import org.onap.holmes.engine.db.AlarmInfoDao;
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31 import org.onap.holmes.engine.request.DeployRuleRequest;
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32 import org.onap.holmes.engine.wrapper.RuleMgtWrapper;
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33 import org.powermock.api.easymock.PowerMock;
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34 import org.powermock.reflect.Whitebox;
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36 import java.util.ArrayList;
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37 import java.util.List;
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38 import java.util.UUID;
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39 import java.util.stream.Collectors;
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41 import static org.hamcrest.CoreMatchers.is;
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42 import static org.hamcrest.core.IsEqual.equalTo;
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43 import static org.junit.Assert.assertThat;
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45 public class DroolsEngineTest {
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48 public ExpectedException thrown = ExpectedException.none();
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50 private RuleMgtWrapper ruleMgtWrapper;
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52 private DroolsEngine droolsEngine;
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54 private DbDaoUtil dbDaoUtilStub;
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56 private ClosedLoopControlNameCache closedLoopControlNameCache;
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58 public DroolsEngineTest() throws Exception {
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59 System.setProperty(MicroServiceConfig.HOSTNAME, "127.0.0.1:80");
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60 droolsEngine = new DroolsEngine();
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61 ruleMgtWrapper = new RuleMgtWrapperStub();
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62 dbDaoUtilStub = new DbDaoUtilStub();
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63 closedLoopControlNameCache = new ClosedLoopControlNameCache();
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64 droolsEngine.setClosedLoopControlNameCache(closedLoopControlNameCache);
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65 droolsEngine.setDaoUtil(dbDaoUtilStub);
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66 droolsEngine.setRuleMgtWrapper(ruleMgtWrapper);
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68 Whitebox.invokeMethod(droolsEngine, "init");
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69 System.clearProperty(MicroServiceConfig.HOSTNAME);
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73 public void setUp() throws Exception {
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74 PowerMock.resetAll();
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78 public void deployRule_rule_is_null() throws CorrelationException {
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79 thrown.expect(NullPointerException.class);
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80 droolsEngine.deployRule(null);
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84 public void deployRule_invalid_rule_no_pkg_name() throws CorrelationException {
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85 DeployRuleRequest rule = new DeployRuleRequest();
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86 rule.setContent("rule123;");
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87 thrown.expect(CorrelationException.class);
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88 thrown.expectMessage("The package name can not be empty.");
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90 droolsEngine.deployRule(rule);
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94 public void deployRule_invalid_rule_illegal_contents() throws CorrelationException {
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95 DeployRuleRequest rule = new DeployRuleRequest();
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96 rule.setContent("package rule123; a random string");
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97 thrown.expect(CorrelationException.class);
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99 droolsEngine.deployRule(rule);
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103 public void deployRule_package_name_repeat() throws CorrelationException {
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104 DeployRuleRequest rule = new DeployRuleRequest();
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105 rule.setContent("package rule123");
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107 thrown.expect(CorrelationException.class);
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108 thrown.expectMessage("A rule with the same package name already exists in the system.");
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109 droolsEngine.deployRule(rule);
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110 droolsEngine.deployRule(rule);
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114 public void undeployRule_package_name_is_null() throws CorrelationException {
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115 String packageName = null;
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116 thrown.expect(CorrelationException.class);
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117 thrown.expectMessage("The package name should not be null.");
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119 droolsEngine.undeployRule(packageName);
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123 public void undeployRule_normal() throws CorrelationException {
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124 DeployRuleRequest rule = new DeployRuleRequest();
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125 rule.setContent("package rule123");
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126 droolsEngine.deployRule(rule);
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127 droolsEngine.undeployRule("rule123");
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131 public void compileRule_compilation_failure() throws CorrelationException {
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132 String content = "invalid contents";
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134 thrown.expect(CorrelationException.class);
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136 droolsEngine.compileRule(content);
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140 public void compileRule_compilation_deployed_rule() throws CorrelationException {
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141 String content = "package deployed;";
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142 DeployRuleRequest rule = new DeployRuleRequest();
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143 rule.setContent(content);
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144 rule.setLoopControlName(UUID.randomUUID().toString());
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145 thrown.expect(CorrelationException.class);
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147 droolsEngine.deployRule(rule);
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148 droolsEngine.compileRule(content);
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152 public void compileRule_compilation_normal() throws CorrelationException {
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153 String content = "package deployed;";
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154 DeployRuleRequest rule = new DeployRuleRequest();
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155 rule.setContent(content);
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156 rule.setLoopControlName(UUID.randomUUID().toString());
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158 droolsEngine.compileRule(content);
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162 public void putRaisedIntoStream_facthandle_is_not_null() {
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163 VesAlarm raiseAlarm = new VesAlarm();
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164 raiseAlarm.setSourceId("11111");
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165 raiseAlarm.setEventName("alarm");
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166 droolsEngine.putRaisedIntoStream(raiseAlarm);
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167 droolsEngine.putRaisedIntoStream(raiseAlarm);
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171 public void putRaisedIntoStream_factHandle_is_null() {
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172 VesAlarm raiseAlarm = new VesAlarm();
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173 raiseAlarm.setSourceId("11111");
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174 raiseAlarm.setEventName("alarm");
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175 droolsEngine.putRaisedIntoStream(raiseAlarm);
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179 public void stop() throws Exception {
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180 droolsEngine.stop();
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184 public void testConvertAlarmInfo2VesAlarm() throws Exception {
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185 AlarmInfo alarmInfo = new AlarmInfo();
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186 alarmInfo.setEventId("eventId");
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187 alarmInfo.setEventName("eventName");
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188 alarmInfo.setStartEpochMicroSec(1L);
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189 alarmInfo.setLastEpochMicroSec(1L);
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190 alarmInfo.setSourceId("sourceId");
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191 alarmInfo.setSourceName("sourceName");
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192 alarmInfo.setRootFlag(0);
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193 alarmInfo.setAlarmIsCleared(1);
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195 VesAlarm vesAlarm = Whitebox.invokeMethod(droolsEngine, "convertAlarmInfo2VesAlarm", alarmInfo);
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197 assertThat(vesAlarm.getAlarmIsCleared(), is(1));
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198 assertThat(vesAlarm.getSourceName(), equalTo("sourceName"));
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199 assertThat(vesAlarm.getSourceId(), equalTo("sourceId"));
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200 assertThat(vesAlarm.getStartEpochMicrosec(), is(1L));
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201 assertThat(vesAlarm.getLastEpochMicrosec(), is(1L));
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202 assertThat(vesAlarm.getEventName(), equalTo("eventName"));
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203 assertThat(vesAlarm.getEventId(), equalTo("eventId"));
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204 assertThat(vesAlarm.getRootFlag(), is(0));
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208 public void testConvertVesAlarm2AlarmInfo() throws Exception {
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209 VesAlarm vesAlarm = new VesAlarm();
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210 vesAlarm.setEventId("eventId");
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211 vesAlarm.setEventName("eventName");
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212 vesAlarm.setStartEpochMicrosec(1L);
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213 vesAlarm.setLastEpochMicrosec(1L);
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214 vesAlarm.setSourceId("sourceId");
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215 vesAlarm.setSourceName("sourceName");
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216 vesAlarm.setRootFlag(0);
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217 vesAlarm.setAlarmIsCleared(1);
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219 AlarmInfo alarmInfo = Whitebox.invokeMethod(droolsEngine, "convertVesAlarm2AlarmInfo", vesAlarm);
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221 assertThat(alarmInfo.getAlarmIsCleared(), is(1));
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222 assertThat(alarmInfo.getSourceName(), equalTo("sourceName"));
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223 assertThat(alarmInfo.getSourceId(), equalTo("sourceId"));
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224 assertThat(alarmInfo.getStartEpochMicroSec(), is(1L));
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225 assertThat(alarmInfo.getLastEpochMicroSec(), is(1L));
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226 assertThat(alarmInfo.getEventName(), equalTo("eventName"));
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227 assertThat(alarmInfo.getEventId(), equalTo("eventId"));
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228 assertThat(alarmInfo.getRootFlag(), is(0));
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232 public void testQueryPackagesFromEngine() throws CorrelationException {
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234 DeployRuleRequest rule = new DeployRuleRequest();
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235 rule.setContent("package packageCheck; rule \"test\" when eval(1==1) then System.out.println(1); end");
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236 rule.setLoopControlName(UUID.randomUUID().toString());
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238 droolsEngine.deployRule(rule);
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240 List<String> packages = droolsEngine.queryPackagesFromEngine();
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242 assertThat(packages.contains("packageCheck"), is(true));
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246 class RuleMgtWrapperStub extends RuleMgtWrapper {
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247 private List<CorrelationRule> rules;
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249 public RuleMgtWrapperStub() {
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250 rules = new ArrayList<>();
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251 CorrelationRule rule = new CorrelationRule();
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252 rule.setEnabled(1);
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253 rule.setContent("package org.onap.holmes;");
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254 rule.setPackageName("UT");
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255 rule.setClosedControlLoopName(UUID.randomUUID().toString());
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256 rule.setEngineInstance("127.0.0.1");
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260 public List<CorrelationRule> getRules() {
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264 public void setRules(List<CorrelationRule> rules) {
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265 this.rules = rules;
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269 public List<CorrelationRule> queryRuleByEnable(int enabled) throws CorrelationException {
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270 return rules.stream().filter(rule -> rule.getEnabled() == enabled).collect(Collectors.toList());
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274 class AlarmInfoDaoStub extends AlarmInfoDao {
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276 private List<AlarmInfo> alarms;
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278 public AlarmInfoDaoStub() {
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279 alarms = new ArrayList<>();
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280 AlarmInfo info = new AlarmInfo();
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281 info.setEventId("eventId");
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282 info.setEventName("eventName");
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283 info.setStartEpochMicroSec(1L);
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284 info.setLastEpochMicroSec(1L);
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285 info.setSourceId("sourceId");
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286 info.setSourceName("sourceName");
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287 info.setRootFlag(0);
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288 info.setAlarmIsCleared(1);
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293 protected String addAlarm(AlarmInfo alarmInfo) {
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294 alarms.add(alarmInfo);
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299 protected List<AlarmInfo> queryAlarm() {
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304 protected int deleteAlarmByAlarmIsCleared(String alarmName, String sourceName, String sourceId) {
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309 class DbDaoUtilStub extends DbDaoUtil {
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310 private AlarmInfoDao dao = new AlarmInfoDaoStub();
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313 public <T> T getJdbiDaoByOnDemand(Class<T> daoClazz) {
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