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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.process.cluster.health;
import com.hazelcast.core.HazelcastInstanceNotActiveException;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.RegisterExtension;
import org.mockito.ArgumentCaptor;
import org.sonar.process.LoggingRule;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoInteractions;
import static org.mockito.Mockito.when;
import static org.slf4j.event.Level.DEBUG;
import static org.slf4j.event.Level.ERROR;
class HealthStateRefresherTest {
@RegisterExtension
private final LoggingRule logging = new LoggingRule(HealthStateRefresher.class);
private final Random random = new Random();
private final NodeDetailsTestSupport testSupport = new NodeDetailsTestSupport(random);
private final HealthStateRefresherExecutorService executorService = mock(HealthStateRefresherExecutorService.class);
private final NodeHealthProvider nodeHealthProvider = mock(NodeHealthProvider.class);
private final SharedHealthState sharedHealthState = mock(SharedHealthState.class);
private final HealthStateRefresher underTest = new HealthStateRefresher(executorService, nodeHealthProvider, sharedHealthState);
@Test
void start_adds_runnable_with_10_second_delay_and_initial_delay_putting_NodeHealth_from_provider_into_SharedHealthState() {
ArgumentCaptor<Runnable> runnableCaptor = ArgumentCaptor.forClass(Runnable.class);
NodeHealth[] nodeHealths = {
testSupport.randomNodeHealth(),
testSupport.randomNodeHealth(),
testSupport.randomNodeHealth()
};
Error expected = new Error("Simulating exception raised by NodeHealthProvider");
when(nodeHealthProvider.get())
.thenReturn(nodeHealths[0])
.thenReturn(nodeHealths[1])
.thenReturn(nodeHealths[2])
.thenThrow(expected);
underTest.start();
verify(executorService).scheduleWithFixedDelay(runnableCaptor.capture(), eq(1L), eq(10L), eq(TimeUnit.SECONDS));
Runnable runnable = runnableCaptor.getValue();
runnable.run();
runnable.run();
runnable.run();
verify(sharedHealthState).writeMine(nodeHealths[0]);
verify(sharedHealthState).writeMine(nodeHealths[1]);
verify(sharedHealthState).writeMine(nodeHealths[2]);
assertThatCode(runnable::run)
.doesNotThrowAnyException();
}
@Test
void stop_whenCalled_hasNoEffect() {
underTest.stop();
verify(sharedHealthState).clearMine();
verifyNoInteractions(executorService, nodeHealthProvider);
}
@Test
void stop_whenThrowHazelcastInactiveException_shouldSilenceError() {
logging.setLevel(DEBUG);
SharedHealthState sharedHealthStateMock = mock(SharedHealthState.class);
doThrow(HazelcastInstanceNotActiveException.class).when(sharedHealthStateMock).clearMine();
HealthStateRefresher underTest = new HealthStateRefresher(executorService, nodeHealthProvider, sharedHealthStateMock);
underTest.stop();
assertThat(logging.getLogs(ERROR)).isEmpty();
assertThat(logging.hasLog(DEBUG, "Hazelcast is not active anymore")).isTrue();
}
@Test
void start_whenHazelcastIsNotActive_shouldNotLogErrors() {
logging.setLevel(DEBUG);
doThrow(new HazelcastInstanceNotActiveException()).when(sharedHealthState).writeMine(any());
ArgumentCaptor<Runnable> runnableCaptor = ArgumentCaptor.forClass(Runnable.class);
underTest.start();
verify(executorService).scheduleWithFixedDelay(runnableCaptor.capture(), eq(1L), eq(10L), eq(TimeUnit.SECONDS));
Runnable runnable = runnableCaptor.getValue();
runnable.run();
assertThat(logging.getLogs(ERROR)).isEmpty();
assertThat(logging.hasLog(DEBUG, "Hazelcast is not active anymore")).isTrue();
}
}
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