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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021. Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.apex.service.engine.event;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import java.util.Random;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.apex.service.engine.event.impl.eventrequestor.EventRequestorConsumer;
import org.onap.policy.apex.service.engine.event.impl.eventrequestor.EventRequestorProducer;
import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerPeeredMode;
public class SynchronousEventCacheTest {
private final Random random = new Random();
private ApexEventConsumer consumer;
private ApexEventProducer producer;
@Before
public void setUp() throws Exception {
consumer = new EventRequestorConsumer();
producer = new EventRequestorProducer();
}
@Test
public void removedCachedFromApexNotExists() {
int timeout = random.nextInt(100);
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
final Object actual = cache.removeCachedEventFromApexIfExists(executionId);
assertThat(actual).isNull();
}
@Test
public void removeCachedFromApex() {
int timeout = random.nextInt(100);
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
final Object event = new Object();
cache.cacheSynchronizedEventFromApex(executionId, event);
final Object actual = cache.removeCachedEventFromApexIfExists(executionId);
assertThat(actual).isSameAs(event);
}
@Test
public void removedCachedToApexNotExists() {
int timeout = random.nextInt(100);
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
final Object actual = cache.removeCachedEventToApexIfExists(executionId);
assertThat(actual).isNull();
}
@Test
public void removeCachedToApex() {
int timeout = random.nextInt(100);
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
final Object event = new Object();
cache.cacheSynchronizedEventToApex(executionId, event);
final Object actual = cache.removeCachedEventToApexIfExists(executionId);
assertThat(actual).isSameAs(event);
}
@Test
public void apexExistsFromApexNo() {
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, 0);
final boolean actual = cache.existsEventFromApex(executionId);
assertThat(actual).isFalse();
}
@Test
public void apexExistsFromApexYes() {
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, 0);
cache.cacheSynchronizedEventFromApex(executionId, new Object());
final boolean actual = cache.existsEventFromApex(executionId);
assertThat(actual).isTrue();
}
@Test
public void apexExistsToApexNo() {
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, 0);
final boolean actual = cache.existsEventToApex(executionId);
assertThat(actual).isFalse();
}
@Test
public void apexExistsToApexYes() {
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, 0);
cache.cacheSynchronizedEventToApex(executionId, new Object());
final boolean actual = cache.existsEventToApex(executionId);
assertThat(actual).isTrue();
}
@Test
public void addEventsFromApexDuplicatedExecutionId() {
int timeout = random.nextInt(100);
int executionId = random.nextInt();
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
assertThatCode(() -> {
cache.cacheSynchronizedEventFromApex(executionId, new Object());
cache.cacheSynchronizedEventFromApex(executionId, new Object());
})
.isInstanceOf(ApexEventRuntimeException.class);
}
@Test
public void stop() {
int timeout = random.nextInt(100);
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, timeout);
assertThatCode(cache::stop)
.doesNotThrowAnyException();
}
@Test
public void stopNotEmpty() {
final SynchronousEventCache cache =
new SynchronousEventCache(EventHandlerPeeredMode.SYNCHRONOUS, consumer, producer, 2000);
assertThatCode(() -> {
cache.cacheSynchronizedEventToApex(random.nextInt(), new Object());
cache.stop();
})
.doesNotThrowAnyException();
}
}
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