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/*-
* ============LICENSE_START=======================================================
* openECOMP : APP-C
* ================================================================================
* Copyright (C) 2017 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.openecomp.appc.lockmanager.api;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.openecomp.appc.lockmanager.api.LockException;
import org.openecomp.appc.lockmanager.api.LockManager;
public abstract class LockManagerBaseTests {
protected enum Resource {Resource1, Resource2};
protected enum Owner {A, B};
protected LockManager lockManager;
@Before
public void beforeTest() {
lockManager = createLockManager();
}
protected abstract LockManager createLockManager();
@Test
public void testAcquireLock() throws LockException {
boolean lockRes = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
try {
Assert.assertTrue(lockRes);
} finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test
public void testAcquireLock_AlreadyLockedBySameOwner() throws LockException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
try {
Assert.assertTrue(lockRes1);
boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
Assert.assertFalse(lockRes2);
} finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test(expected = LockException.class)
public void testAcquireLock_AlreadyLockedByOtherOwner() throws LockException {
String owner2 = "B";
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
try {
Assert.assertTrue(lockRes1);
boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), owner2);
Assert.assertFalse(lockRes2);
} finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test
public void testAcquireLock_LockDifferentResources() throws LockException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
try {
Assert.assertTrue(lockRes1);
boolean lockRes2 = lockManager.acquireLock(Resource.Resource2.name(), Owner.B.name());
try {
Assert.assertTrue(lockRes2);
} finally {
lockManager.releaseLock(Resource.Resource2.name(), Owner.B.name());
}
} finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test(expected = LockException.class)
public void testReleaseLock_NotLockedResource() throws LockException {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
@Test(expected = LockException.class)
public void testReleaseLock_LockedByOtherOwnerResource() throws LockException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name());
try {
Assert.assertTrue(lockRes1);
lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name());
} finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test(expected = LockException.class)
public void testAcquireLock_LockExpired() throws LockException, InterruptedException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50);
Assert.assertTrue(lockRes1);
Thread.sleep(1000);
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
@Test
public void testAcquireLock_OtherLockExpired() throws LockException, InterruptedException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50);
Assert.assertTrue(lockRes1);
Thread.sleep(1000);
boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.B.name());
try {
Assert.assertTrue(lockRes2);
}finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name());
}
}
@Test
public void testIsLocked_WhenLocked() throws LockException, InterruptedException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50);
try {
Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name()));
}finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test(expected = LockException.class)
public void testIsLocked_LockExpired() throws LockException, InterruptedException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50);
Assert.assertTrue(lockRes1);
Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name()));
Thread.sleep(1000);
try {
Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name()));
}finally {
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
}
}
@Test
public void testIsLocked_LockReleased() throws LockException, InterruptedException {
boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50);
lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name());
Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name()));
}
@Test
public void testIsLocked_NoLock() throws LockException, InterruptedException {
Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name()));
}
}
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