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/*
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.drools.testtransaction;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Function;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.drools.controller.DroolsController;
import org.onap.policy.drools.system.PolicyController;
public class TestTransactionFeatureTest {
private AtomicInteger regCount;
private AtomicInteger unregCount;
private TestTransaction mgr;
private DroolsController drools;
private PolicyController ctlr;
private TestTransactionFeature feat;
/**
* Initialize objects for each test.
*/
@Before
public void setUp() {
regCount = new AtomicInteger(0);
unregCount = new AtomicInteger(0);
mgr = mock(TestTransaction.class);
drools = mock(DroolsController.class);
ctlr = mock(PolicyController.class);
feat = new TestTransactionFeature() {
@Override
protected TestTransaction getTestTransMgr() {
return mgr;
}
};
when(ctlr.getDrools()).thenReturn(drools);
doAnswer(args -> {
regCount.incrementAndGet();
return null;
}).when(mgr).register(ctlr);
doAnswer(args -> {
unregCount.incrementAndGet();
return null;
}).when(mgr).unregister(ctlr);
}
@Test
public void testAfterStart() {
// try each combination of alive, locked, and brained
checkCombos(regCount, ctlr -> feat.afterStart(ctlr));
}
@Test
public void testAfterLock() {
checkSimple(unregCount, ctlr -> feat.afterLock(ctlr));
}
@Test
public void testAfterUnlock() {
// try each combination of alive, locked, and brained
checkCombos(regCount, ctlr -> feat.afterUnlock(ctlr));
}
@Test
public void testBeforeStop() {
checkSimple(unregCount, ctlr -> feat.beforeStop(ctlr));
}
@Test
public void testGetSequenceNumber() {
assertEquals(1000, feat.getSequenceNumber());
}
@Test
public void testGetTestTransMgr() {
assertNotNull(new TestTransactionFeature().getTestTransMgr());
}
/**
* Try each combination of alive, locked, and brained.
*
* @param counter counter to check after each invocation
* @param method method to invoke
*/
private void checkCombos(AtomicInteger counter, Function<PolicyController, Boolean> method) {
when(ctlr.isAlive()).thenReturn(true);
when(ctlr.isLocked()).thenReturn(true);
when(drools.isBrained()).thenReturn(true);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(true);
when(ctlr.isLocked()).thenReturn(true);
when(drools.isBrained()).thenReturn(false);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
// this is the only one that should cause it to register
when(ctlr.isAlive()).thenReturn(true);
when(ctlr.isLocked()).thenReturn(false);
when(drools.isBrained()).thenReturn(true);
assertFalse(method.apply(ctlr));
assertEquals(1, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(true);
when(ctlr.isLocked()).thenReturn(false);
when(drools.isBrained()).thenReturn(false);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(false);
when(ctlr.isLocked()).thenReturn(true);
when(drools.isBrained()).thenReturn(true);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(false);
when(ctlr.isLocked()).thenReturn(true);
when(drools.isBrained()).thenReturn(false);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(false);
when(ctlr.isLocked()).thenReturn(false);
when(drools.isBrained()).thenReturn(true);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(false);
when(ctlr.isLocked()).thenReturn(false);
when(drools.isBrained()).thenReturn(false);
assertFalse(method.apply(ctlr));
assertEquals(0, counter.getAndSet(0));
}
/**
* Check the simple case that doesn't depend on the controller state.
*
* @param counter counter to check after each invocation
* @param method method to invoke
*/
private void checkSimple(AtomicInteger counter, Function<PolicyController, Boolean> method) {
when(ctlr.isAlive()).thenReturn(true);
assertFalse(method.apply(ctlr));
assertEquals(1, counter.getAndSet(0));
when(ctlr.isAlive()).thenReturn(false);
assertFalse(method.apply(ctlr));
assertEquals(1, counter.getAndSet(0));
}
}
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