Excavator: Switch to JUnit 5 to parallelize tests and speed up CI

docker-compose-rule-core/build.gradle

@@ -28,4 +28,12 @@ dependencies {
     testImplementation 'com.github.tomakehurst:wiremock'
 
     integrationTestCompile project.sourceSets.test.output
+    integrationTestImplementation 'org.junit.jupiter:junit-jupiter'
+    integrationTestRuntimeOnly 'org.junit.vintage:junit-vintage-engine', {
+        because 'allows JUnit 3 and JUnit 4 tests to run'
+    }
+    testImplementation 'org.junit.jupiter:junit-jupiter'
+    testRuntimeOnly 'org.junit.vintage:junit-vintage-engine', {
+        because 'allows JUnit 3 and JUnit 4 tests to run'
+    }
 }

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/AggressiveShutdownStrategyIntegrationTest.java

@@ -23,7 +23,7 @@
 import com.palantir.docker.compose.logging.DoNothingLogCollector;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class AggressiveShutdownStrategyIntegrationTest {
 

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/AggressiveShutdownWithNetworkCleanupStrategyIntegrationTest.java

@@ -26,7 +26,7 @@
 import java.util.HashSet;
 import java.util.Set;
 import org.junit.Ignore;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class AggressiveShutdownWithNetworkCleanupStrategyIntegrationTest {
 

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/DockerComposeManagerNativeHealthcheckIntegrationTest.java

@@ -37,15 +37,15 @@
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import org.hamcrest.Matchers;
-import org.junit.After;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
 
 public class DockerComposeManagerNativeHealthcheckIntegrationTest {
 
     private final ExecutorService pool = Executors.newFixedThreadPool(1);
     private DockerComposeManager docker = null;
 
-    @After
+    @AfterEach
     public void shutdownPool() {
         pool.shutdown();
         if (docker != null) {

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/DockerComposeManagerUpContainerIntegrationTest.java

@@ -27,16 +27,16 @@
 import com.palantir.docker.compose.connection.waiting.ClusterWait;
 import java.io.IOException;
 import org.joda.time.Duration;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
 public class DockerComposeManagerUpContainerIntegrationTest {
 
     private static final String SERVICE_NAME = "infinite-netcat-loop";
 
     private DockerComposeManager dockerComposeManager;
 
-    @Before
+    @BeforeEach
     public void before() throws Exception {
         dockerComposeManager = new DockerComposeManager.Builder()
                 .shutdownStrategy(AGGRESSIVE)

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/EventsIntegrationTest.java

@@ -37,7 +37,7 @@
 import com.palantir.docker.compose.events.WaitForServicesEvent;
 import java.util.List;
 import java.util.Optional;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.mockito.ArgumentCaptor;
 
 @SuppressWarnings("IllegalThrows")

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/HostNetworkedPortsIntegrationTest.java

@@ -25,7 +25,7 @@
 import com.palantir.docker.compose.connection.waiting.SuccessOrFailure;
 import org.apache.commons.lang3.SystemUtils;
 import org.junit.Ignore;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class HostNetworkedPortsIntegrationTest {
     private static HealthCheck<DockerPort> toBeOpen() {

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/RemoveConflictingContainersIntegrationTest.java

@@ -21,7 +21,7 @@
 import com.palantir.docker.compose.execution.DockerExecutionException;
 import java.io.IOException;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class RemoveConflictingContainersIntegrationTest {

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/connection/ContainerIntegrationTests.java

@@ -35,7 +35,7 @@
 import java.time.Duration;
 import org.awaitility.core.ConditionFactory;
 import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class ContainerIntegrationTests {
 

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/execution/EnvironmentVariableIntegrationTest.java

@@ -22,15 +22,15 @@
 
 import com.palantir.docker.compose.DockerComposeManager;
 import com.palantir.docker.compose.connection.DockerMachine;
+import java.io.File;
 import java.nio.file.Path;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.rules.TemporaryFolder;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
 
 public class EnvironmentVariableIntegrationTest {
 
-    @Rule
-    public TemporaryFolder temporaryFolder = new TemporaryFolder();
+    @TempDir
+    public File temporaryFolder;
 
     @Test
     public void docker_compose_gets_environment_variables_from_docker_machine_and_passes_it_into_a_test_container()

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/logging/LoggingIntegrationTest.java

@@ -24,19 +24,18 @@
 import com.palantir.docker.compose.DockerComposeManager;
 import java.io.File;
 import java.io.IOException;
-import org.junit.Before;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.rules.TemporaryFolder;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
 
 public class LoggingIntegrationTest {
 
-    @Rule
-    public TemporaryFolder logFolder = new TemporaryFolder();
+    @TempDir
+    public File logFolder;
 
     private DockerComposeManager dockerComposeRule;
 
-    @Before
+    @BeforeEach
     public void before() {
         dockerComposeRule = new DockerComposeManager.Builder()
                 .file("src/test/resources/docker-compose.yaml")

docker-compose-rule-core/src/integrationTest/java/com/palantir/docker/compose/reporting/ReportingIntegrationTest.java

@@ -35,7 +35,7 @@
 import java.nio.file.Paths;
 import java.util.concurrent.TimeUnit;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.TemporaryFolder;
 
 public class ReportingIntegrationTest {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/AggressiveShutdownStrategyTest.java

@@ -27,7 +27,7 @@
 import com.palantir.docker.compose.execution.DockerCompose;
 import com.palantir.docker.compose.execution.DockerExecutionException;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class AggressiveShutdownStrategyTest {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/AggressiveShutdownWithNetworkCleanupStrategyTest.java

@@ -27,7 +27,7 @@
 import com.palantir.docker.compose.execution.DockerCompose;
 import com.palantir.docker.compose.execution.DockerExecutionException;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class AggressiveShutdownWithNetworkCleanupStrategyTest {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/DockerComposeManagerShould.java

@@ -58,18 +58,21 @@
 import java.util.concurrent.atomic.AtomicInteger;
 import org.apache.commons.io.IOUtils;
 import org.joda.time.Duration;
-import org.junit.Before;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.rules.ExpectedException;
 import org.junit.rules.TemporaryFolder;
-import org.junit.runner.RunWith;
 import org.mockito.InOrder;
 import org.mockito.Mock;
 import org.mockito.Mockito;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.mockito.junit.jupiter.MockitoSettings;
+import org.mockito.quality.Strictness;
 
-@RunWith(MockitoJUnitRunner.class)
+@ExtendWith(MockitoExtension.class)
+@MockitoSettings(strictness = Strictness.LENIENT)
 public final class DockerComposeManagerShould {
 
     private static final String IP = "127.0.0.1";
@@ -91,7 +94,7 @@ public final class DockerComposeManagerShould {
     private LogCollector logCollector = mock(LogCollector.class);
     private DockerComposeManager dockerComposeManager;
 
-    @Before
+    @BeforeEach
     public void before() {
         when(machine.getIp()).thenReturn(IP);
         dockerComposeManager = defaultBuilder().build();

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/EventEmitterShould.java

@@ -42,7 +42,7 @@
 import java.time.OffsetDateTime;
 import java.time.ZoneOffset;
 import java.util.concurrent.atomic.AtomicReference;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.mockito.InOrder;
 import org.mockito.Mockito;
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/AdditionalEnvironmentValidatorShould.java

@@ -21,7 +21,7 @@
 import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class AdditionalEnvironmentValidatorShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/DaemonEnvironmentValidatorShould.java

@@ -22,7 +22,7 @@
 import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class DaemonEnvironmentValidatorShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/DaemonHostIpResolverShould.java

@@ -19,7 +19,7 @@
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.core.Is.is;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class DaemonHostIpResolverShould {
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/DockerComposeFilesShould.java

@@ -22,7 +22,7 @@
 
 import java.io.File;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 import org.junit.rules.TemporaryFolder;
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/DockerComposeRuleConfigTest.java

@@ -26,7 +26,7 @@
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 import org.junit.rules.TemporaryFolder;
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/DockerTypeShould.java

@@ -24,7 +24,7 @@
 import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import java.util.Optional;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class DockerTypeShould {
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/ProjectNameShould.java

@@ -25,7 +25,7 @@
 
 import java.util.List;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class ProjectNameShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/RemoteEnvironmentValidatorShould.java

@@ -22,7 +22,7 @@
 import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class RemoteEnvironmentValidatorShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/configuration/RemoteHostIpResolverShould.java

@@ -20,7 +20,7 @@
 
 import org.hamcrest.Matchers;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class RemoteHostIpResolverShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/ContainerCacheShould.java

@@ -22,7 +22,7 @@
 
 import com.palantir.docker.compose.execution.Docker;
 import com.palantir.docker.compose.execution.DockerCompose;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class ContainerCacheShould {
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/ContainerNameShould.java

@@ -22,7 +22,7 @@
 import static org.hamcrest.core.Is.is;
 
 import java.util.List;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class ContainerNameShould {
 

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/ContainerShould.java

@@ -31,7 +31,7 @@
 import com.palantir.docker.compose.execution.DockerCompose;
 import java.io.IOException;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class ContainerShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/DockerPortFormattingShould.java

@@ -18,7 +18,7 @@
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.core.Is.is;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class DockerPortFormattingShould {
     private final DockerPort dockerPort = new DockerPort("hostname", 1234, 4321);

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/LocalBuilderShould.java

@@ -31,7 +31,7 @@
 import java.util.HashMap;
 import java.util.Map;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class LocalBuilderShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/PortsShould.java

@@ -21,7 +21,7 @@
 import static org.hamcrest.core.Is.is;
 
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class PortsShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/RemoteBuilderShould.java

@@ -23,7 +23,7 @@
 import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.junit.rules.ExpectedException;
 
 public class RemoteBuilderShould {

docker-compose-rule-core/src/test/java/com/palantir/docker/compose/connection/waiting/ClusterWaitShould.java

@@ -25,9 +25,11 @@
 import com.palantir.docker.compose.connection.Cluster;
 import com.palantir.docker.compose.connection.ContainerCache;
 import com.palantir.docker.compose.connection.ImmutableCluster;
+import java.util.concurrent.TimeUnit;
 import org.joda.time.Duration;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 import org.junit.rules.ExpectedException;
 
 public class ClusterWaitShould {
@@ -59,7 +61,8 @@ public void check_until_a_cluster_is_ready() throws InterruptedException {
         verify(clusterHealthCheck, times(2)).isClusterHealthy(cluster);
     }
 
-    @Test(timeout = 2000L)
+    @Test
+    @Timeout(value = 2000L, unit = TimeUnit.MILLISECONDS)
     public void timeout_if_the_cluster_is_not_healthy() throws InterruptedException {
         when(clusterHealthCheck.isClusterHealthy(cluster)).thenReturn(failure("failure!"));