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- /*
- * SonarQube
- * Copyright (C) 2009-2021 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.hz;
-
- import com.hazelcast.cluster.Member;
- import com.hazelcast.cluster.memberselector.MemberSelectors;
- import java.net.InetAddress;
- import java.util.Arrays;
- import java.util.List;
- import java.util.Optional;
- import java.util.Set;
- import java.util.stream.Collectors;
- import org.junit.AfterClass;
- import org.junit.BeforeClass;
- import org.junit.Rule;
- import org.junit.Test;
- import org.junit.rules.DisableOnDebug;
- import org.junit.rules.ExpectedException;
- import org.junit.rules.TestRule;
- import org.junit.rules.Timeout;
- import org.sonar.process.NetworkUtilsImpl;
- import org.sonar.process.ProcessId;
-
- import static org.assertj.core.api.Assertions.assertThat;
-
- public class HazelcastMemberImplTest {
-
- @Rule
- public ExpectedException expectedException = ExpectedException.none();
- @Rule
- public TestRule safeguardTimeout = new DisableOnDebug(Timeout.seconds(60));
-
- // use loopback for support of offline builds
- private static InetAddress loopback = InetAddress.getLoopbackAddress();
- private static HazelcastMember member1;
- private static HazelcastMember member2;
- private static HazelcastMember member3;
-
- @BeforeClass
- public static void setUp() {
- int port1 = NetworkUtilsImpl.INSTANCE.getNextLoopbackAvailablePort();
- int port2 = NetworkUtilsImpl.INSTANCE.getNextLoopbackAvailablePort();
- int port3 = NetworkUtilsImpl.INSTANCE.getNextLoopbackAvailablePort();
- member1 = newHzMember(port1, port2, port3);
- member2 = newHzMember(port2, port1, port3);
- member3 = newHzMember(port3, port1, port2);
- }
-
- @AfterClass
- public static void tearDown() {
- member1.close();
- member2.close();
- member3.close();
- }
-
- @Test
- public void call_executes_query_on_members() throws Exception {
- SuccessfulDistributedCall.COUNTER.set(0L);
- DistributedCall<Long> call = new SuccessfulDistributedCall();
-
- DistributedAnswer<Long> answer = member1.call(call, MemberSelectors.DATA_MEMBER_SELECTOR, 30_000L);
-
- assertThat(answer.getMembers()).extracting(Member::getUuid).containsOnlyOnce(member1.getUuid(), member2.getUuid(), member3.getUuid());
- assertThat(extractAnswers(answer)).containsOnlyOnce(0L, 1L, 2L);
- }
-
- @Test
- public void timed_out_calls_do_not_break_other_answers() throws InterruptedException {
- // member 1 and 3 success, member 2 times-out
- TimedOutDistributedCall.COUNTER.set(0L);
- DistributedCall call = new TimedOutDistributedCall();
- DistributedAnswer<Long> answer = member1.call(call, MemberSelectors.DATA_MEMBER_SELECTOR, 2_000L);
-
- assertThat(extractAnswers(answer)).containsOnlyOnce(0L, 2L);
-
- assertThat(extractTimeOuts(answer)).containsExactlyInAnyOrder(false, false, true);
- }
-
- @Test
- public void failed_calls_do_not_break_other_answers() throws InterruptedException {
- // member 1 and 3 success, member 2 fails
- FailedDistributedCall.COUNTER.set(0L);
- DistributedCall call = new FailedDistributedCall();
- DistributedAnswer<Long> answer = member1.call(call, MemberSelectors.DATA_MEMBER_SELECTOR, 2_000L);
-
- // 2 successful answers
- assertThat(extractAnswers(answer)).containsOnlyOnce(0L, 2L);
-
- // 1 failure
- List<Exception> failures = extractFailures(answer);
- assertThat(failures).hasSize(1);
- assertThat(failures.get(0)).hasMessageContaining("BOOM");
- }
-
- private static HazelcastMember newHzMember(int port, int... otherPorts) {
- return new HazelcastMemberBuilder(new InetAdressResolver())
- .setProcessId(ProcessId.COMPUTE_ENGINE)
- .setNodeName("name" + port)
- .setPort(port)
- .setNetworkInterface(loopback.getHostAddress())
- .setMembers(Arrays.stream(otherPorts).mapToObj(p -> loopback.getHostAddress() + ":" + p).collect(Collectors.toList()))
- .build();
- }
-
- private static Set<Long> extractAnswers(DistributedAnswer<Long> answer) {
- return answer.getMembers().stream()
- .map(answer::getAnswer)
- .filter(Optional::isPresent)
- .map(Optional::get)
- .collect(Collectors.toSet());
- }
-
- private static List<Exception> extractFailures(DistributedAnswer<Long> answer) {
- return answer.getMembers().stream()
- .map(answer::getFailed)
- .filter(Optional::isPresent)
- .map(Optional::get)
- .collect(Collectors.toList());
- }
-
- private static List<Boolean> extractTimeOuts(DistributedAnswer<Long> answer) {
- return answer.getMembers().stream()
- .map(answer::hasTimedOut)
- .collect(Collectors.toList());
- }
- }
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