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/*-
* ============LICENSE_START=======================================================
* Integrity Monitor
* ================================================================================
* Copyright (C) 2017-2018 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.common.im;
import static org.junit.Assert.assertEquals;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/*
* All JUnits are designed to run in the local development environment
* where they have write privileges and can execute time-sensitive
* tasks.
*/
public class StateManagementTest extends IntegrityMonitorTestBase {
private static Logger logger = LoggerFactory.getLogger(StateManagementTest.class);
//
@BeforeClass
public static void setUpClass() throws Exception {
IntegrityMonitorTestBase.setUpBeforeClass(DEFAULT_DB_URL_PREFIX + StateManagementTest.class.getSimpleName());
}
@AfterClass
public static void tearDownClass() throws Exception {
IntegrityMonitorTestBase.tearDownAfterClass();
}
@Before
public void setUp() {
super.setUpTest();
}
@After
public void tearDown() {
super.tearDownTest();
}
@Test
public void test() throws Exception {
logger.info("\n\nlogger.infor StateManagementTest: Entering\n\n");
String resourceName = "test_resource1";
// These parameters are in a properties file
try {
StateManagement sm = new StateManagement(emf, resourceName);
logger.info("\n??? initial state");
assertEquals("unlocked,enabled,null,null", makeString(sm));
logger.info("\n??? test lock()");
sm.lock();
assertEquals("locked,enabled,null,null", makeString(sm));
logger.info("\n??? test unlock()");
sm.unlock();
assertEquals("unlocked,enabled,null,null", makeString(sm));
logger.info("\n??? test enableNotFailed()");
sm.enableNotFailed();
assertEquals("unlocked,enabled,null,null", makeString(sm));
logger.info("\n??? test disableFailed()");
sm.disableFailed();
assertEquals("unlocked,disabled,failed,null", makeString(sm));
// P4 If promote() is called while either the opState is disabled or
// the adminState is locked,
// the standbystatus shall transition to coldstandby and a
// StandbyStatusException shall be thrown
logger.info("\n??? promote() test case P4");
assertException(sm, smx -> {
sm.disableFailed();
sm.lock();
sm.promote();
});
assertEquals("locked,disabled,failed,coldstandby", makeString(sm));
// P3 If promote() is called while standbyStatus is coldstandby, the
// state shall not transition
// and a StandbyStatusException shall be thrown
logger.info("\n??? promote() test case P3");
assertException(sm, smx -> {
sm.promote();
});
assertEquals("locked,disabled,failed,coldstandby", makeString(sm));
// P2 If promote() is called while the standbyStatus is null and the
// opState is enabled and adminState is unlocked,
// the state shall transition to providingservice
logger.info("\n??? promote() test case P2");
resourceName = "test_resource2";
StateManagement sm2 = new StateManagement(emf, resourceName);
sm2.enableNotFailed();
sm2.unlock();
assertEquals("unlocked,enabled,null,null", makeString(sm2));
sm2.promote();
assertEquals("unlocked,enabled,null,providingservice", makeString(sm2));
// P5 If promote() is called while standbyStatus is
// providingservice, no action is taken
logger.info("\n??? promote() test case P5");
sm2.promote();
assertEquals("unlocked,enabled,null,providingservice", makeString(sm2));
// D1 If demote() is called while standbyStatus is providingservice,
// the state shall transition to hotstandby
logger.info("\n??? demote() test case D1");
sm2.demote();
assertEquals("unlocked,enabled,null,hotstandby", makeString(sm2));
// D4 If demote() is called while standbyStatus is hotstandby, no
// action is taken
logger.info("\n??? demote() test case D4");
sm2.demote();
assertEquals("unlocked,enabled,null,hotstandby", makeString(sm2));
// D3 If demote() is called while standbyStatus is null and
// adminState is locked or opState is disabled,
// the state shall transition to coldstandby
logger.info("\n??? demote() test case D3");
resourceName = "test_resource3";
StateManagement sm3 = new StateManagement(emf, resourceName);
sm3.lock();
sm3.disableFailed();
sm3.demote();
assertEquals("locked,disabled,failed,coldstandby", makeString(sm3));
// D5 If demote() is called while standbyStatus is coldstandby, no
// action is taken
logger.info("\n??? demote() test case D5");
sm3.demote();
assertEquals("locked,disabled,failed,coldstandby", makeString(sm3));
// D2 If demote() is called while standbyStatus is null and
// adminState is unlocked and opState is enabled,
// the state shall transition to hotstandby
logger.info("\n??? demote() test case D2");
resourceName = "test_resource4";
StateManagement sm4 = new StateManagement(emf, resourceName);
sm4.unlock();
sm4.enableNotFailed();
assertEquals("unlocked,enabled,null,null", makeString(sm4));
sm4.demote();
assertEquals("unlocked,enabled,null,hotstandby", makeString(sm4));
// P1 If promote() is called while standbyStatus is hotstandby, the
// state shall transition to providingservice.
logger.info("\n??? promote() test case P1");
sm4.promote();
assertEquals("unlocked,enabled,null,providingservice", makeString(sm4));
// State change notification
logger.info("\n??? State change notification test case 1 - lock()");
StateChangeNotifier stateChangeNotifier = new StateChangeNotifier();
sm.addObserver(stateChangeNotifier);
sm.lock();
assertEquals("locked,disabled,failed,coldstandby", makeString(stateChangeNotifier.getStateManagement()));
logger.info("\n??? State change notification test case 2 - unlock()");
sm.unlock();
assertEquals("unlocked,disabled,failed,coldstandby", makeString(stateChangeNotifier.getStateManagement()));
logger.info("\n??? State change notification test case 3 - enabled()");
sm.enableNotFailed();
assertEquals("unlocked,enabled,null,hotstandby", makeString(stateChangeNotifier.getStateManagement()));
logger.info("\n??? State change notification test case 4 - disableFailed()");
sm.disableFailed();
assertEquals("unlocked,disabled,failed,coldstandby", makeString(stateChangeNotifier.getStateManagement()));
logger.info("\n??? State change notification test case 5 - demote()");
sm.demote();
assertEquals("unlocked,disabled,failed,coldstandby", makeString(stateChangeNotifier.getStateManagement()));
logger.info("\n??? State change notification test case 6 - promote()");
assertException(sm, smx -> {
sm.promote();
});
assertEquals("unlocked,disabled,failed,coldstandby", makeString(sm));
} catch (Exception ex) {
logger.error("Exception: {}", ex.toString());
throw ex;
}
logger.info("\n\nStateManagementTest: Exit\n\n");
}
/**
* Converts a state element to a comma-separated string.
*
* @param se
* element to be converted
* @return a string representing the element
*/
private String makeString(StateManagement sm) {
if (sm == null) {
return null;
}
StringBuilder b = new StringBuilder();
b.append(sm.getAdminState());
b.append(',');
b.append(sm.getOpState());
b.append(',');
b.append(sm.getAvailStatus());
b.append(',');
b.append(sm.getStandbyStatus());
return b.toString();
}
}
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