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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.core.lock;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.drools.core.lock.Lock.RemoveResult;
import org.onap.policy.drools.utils.Pair;
public class LockTest {
private static final String OWNER = "my.owner";
private static final String OWNER2 = "another.owner";
private static final String OWNER3 = "third.owner";
private static final Integer ITEM2 = 10;
private static final Integer ITEM3 = 20;
private Lock<Integer> lock;
private Pair<String, Integer> newOwner;
@Before
public void setUp() {
lock = new Lock<>(OWNER);
newOwner = new Pair<>(null, null);
}
@Test
public void testLock() {
assertEquals(OWNER, lock.getOwner());
}
@Test
public void testGetOwner() {
assertEquals(OWNER, lock.getOwner());
}
@Test
public void testAdd() {
assertTrue(lock.add(OWNER2, ITEM2));
assertTrue(lock.add(OWNER3, ITEM3));
// attempt to re-add owner2 with the same item - should fail
assertFalse(lock.add(OWNER2, ITEM2));
// attempt to re-add owner2 with a different item - should fail
assertFalse(lock.add(OWNER2, ITEM3));
}
@Test(expected = IllegalArgumentException.class)
public void testAdd_ArgEx() {
lock.add(OWNER2, null);
}
@Test
public void testAdd_AlreadyOwner() {
assertFalse(lock.add(OWNER, ITEM2));
}
@Test
public void testAdd_AlreadyInQueue() {
lock.add(OWNER2, ITEM2);
assertFalse(lock.add(OWNER2, ITEM2));
}
@Test
public void testRemoveRequester_Owner_QueueEmpty() {
assertEquals(RemoveResult.UNLOCKED, lock.removeRequester(OWNER, newOwner));
}
@Test
public void testRemoveRequester_Owner_QueueHasOneItem() {
lock.add(OWNER2, ITEM2);
assertEquals(RemoveResult.RELOCKED, lock.removeRequester(OWNER, newOwner));
assertEquals(OWNER2, newOwner.first());
assertEquals(ITEM2, newOwner.second());
assertEquals(RemoveResult.UNLOCKED, lock.removeRequester(OWNER2, newOwner));
}
@Test
public void testRemoveRequester_Owner_QueueHasMultipleItems() {
lock.add(OWNER2, ITEM2);
lock.add(OWNER3, ITEM3);
assertEquals(RemoveResult.RELOCKED, lock.removeRequester(OWNER, newOwner));
assertEquals(OWNER2, newOwner.first());
assertEquals(ITEM2, newOwner.second());
assertEquals(RemoveResult.RELOCKED, lock.removeRequester(OWNER2, newOwner));
assertEquals(OWNER3, newOwner.first());
assertEquals(ITEM3, newOwner.second());
assertEquals(RemoveResult.UNLOCKED, lock.removeRequester(OWNER3, newOwner));
}
@Test
public void testRemoveRequester_InQueue() {
lock.add(OWNER2, ITEM2);
assertEquals(RemoveResult.REMOVED, lock.removeRequester(OWNER2, newOwner));
}
@Test
public void testRemoveRequester_NeitherOwnerNorInQueue() {
assertEquals(RemoveResult.NOT_FOUND, lock.removeRequester(OWNER2, newOwner));
}
}
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