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/**
* Copyright 2017 ZTE Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.holmes.engine.manager;
import static org.easymock.EasyMock.anyInt;
import static org.easymock.EasyMock.expect;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseConfiguration;
import org.drools.KnowledgeBaseFactory;
import org.drools.conf.EventProcessingOption;
import org.drools.runtime.StatefulKnowledgeSession;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.onap.holmes.common.api.stat.VesAlarm;
import org.onap.holmes.engine.request.DeployRuleRequest;
import org.onap.holmes.common.api.entity.CorrelationRule;
import org.onap.holmes.common.constant.AlarmConst;
import org.onap.holmes.common.exception.CorrelationException;
import org.onap.holmes.engine.wrapper.RuleMgtWrapper;
import org.powermock.api.easymock.PowerMock;
import org.powermock.modules.junit4.rule.PowerMockRule;
import org.powermock.reflect.Whitebox;
public class DroolsEngineTest {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Rule
public PowerMockRule powerMockRule = new PowerMockRule();
private RuleMgtWrapper ruleMgtWrapper;
private KnowledgeBase kbase;
private KnowledgeBaseConfiguration kconf;
private StatefulKnowledgeSession ksession;
private DroolsEngine droolsEngine;
@Before
public void setUp() {
droolsEngine = new DroolsEngine();
this.kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
this.kconf.setOption(EventProcessingOption.STREAM);
this.kconf.setProperty("drools.assertBehaviour", "equality");
this.kbase = KnowledgeBaseFactory.newKnowledgeBase("D-ENGINE", this.kconf);
this.ksession = kbase.newStatefulKnowledgeSession();
ruleMgtWrapper = PowerMock.createMock(RuleMgtWrapper.class);
Whitebox.setInternalState(droolsEngine, "ruleMgtWrapper", ruleMgtWrapper);
Whitebox.setInternalState(droolsEngine, "kconf", kconf);
Whitebox.setInternalState(droolsEngine, "kbase", kbase);
Whitebox.setInternalState(droolsEngine, "ksession", ksession);
PowerMock.resetAll();
}
@Test
public void init() throws Exception {
List<CorrelationRule> rules = new ArrayList<CorrelationRule>();
CorrelationRule rule = new CorrelationRule();
rule.setContent("content");
rules.add(rule);
expect(ruleMgtWrapper.queryRuleByEnable(anyInt())).andReturn(rules);
PowerMock.replayAll();
Method method = DroolsEngine.class.getDeclaredMethod("init");
method.setAccessible(true);
method.invoke(droolsEngine);
PowerMock.verifyAll();
}
@Test
public void deployRule_rule_is_null() throws CorrelationException {
Locale locale = PowerMock.createMock(Locale.class);
thrown.expect(NullPointerException.class);
droolsEngine.deployRule(null, locale);
}
@Test
public void deployRule_kbuilder_has_errors() throws CorrelationException {
DeployRuleRequest rule = new DeployRuleRequest();
rule.setContent("rule123");
Locale locale = new Locale(AlarmConst.I18N_EN);
thrown.expect(CorrelationException.class);
droolsEngine.deployRule(rule, locale);
}
@Test
public void deployRule_package_name_repeat() throws CorrelationException {
DeployRuleRequest rule = new DeployRuleRequest();
rule.setContent("package rule123");
Locale locale = new Locale(AlarmConst.I18N_EN);
thrown.expect(CorrelationException.class);
droolsEngine.deployRule(rule, locale);
droolsEngine.deployRule(rule, locale);
}
@Test
public void undeployRule_package_name_is_null() throws CorrelationException {
String packageName = null;
Locale locale = new Locale(AlarmConst.I18N_EN);
thrown.expect(CorrelationException.class);
droolsEngine.undeployRule(packageName, locale);
}
@Test
public void undeployRule_normal() throws CorrelationException {
Locale locale = new Locale(AlarmConst.I18N_EN);
DeployRuleRequest rule = new DeployRuleRequest();
rule.setContent("package rule123");
droolsEngine.deployRule(rule, locale);
String packageName = "rule123";
droolsEngine.undeployRule(packageName, locale);
}
@Test
public void compileRule_kbuilder_has_errors() throws CorrelationException {
String content = "have error content";
Locale locale = new Locale(AlarmConst.I18N_EN);
thrown.expect(CorrelationException.class);
droolsEngine.compileRule(content, locale);
}
@Test
public void putRaisedIntoStream_facthandle_is_null() {
VesAlarm raiseAlarm = new VesAlarm();
raiseAlarm.setVersion((long) 245235);
droolsEngine.putRaisedIntoStream(raiseAlarm);
droolsEngine.putRaisedIntoStream(raiseAlarm);
}
@Test
public void putRaisedIntoStream_factHandle_is_not_null() {
VesAlarm raiseAlarm = new VesAlarm();
raiseAlarm.setVersion((long) 245235);
droolsEngine.putRaisedIntoStream(raiseAlarm);
}
@Test
public void stop() throws Exception {
droolsEngine.stop();
}
}
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