enable timeout for tests

Author: m-alreeni

core/sail/api/src/test/java/org/eclipse/rdf4j/common/concurrent/locks/ExclusiveLockManagerTest.java

@@ -86,7 +86,7 @@ void cleanupUnreleasedLocksWithTracking() throws InterruptedException {
 	}
 
 	@Test
-	// @Timeout(2)
+	 @Timeout(2)
 	void deadlockTest() throws InterruptedException {
 
 		Thread thread = null;
@@ -130,7 +130,7 @@ void deadlockTest() throws InterruptedException {
 	}
 
 	@Test
-	// @Timeout(2)
+	 @Timeout(2)
 	void stalledTest() throws InterruptedException {
 
 		Lock exclusiveLock1 = lockManagerTracking.getExclusiveLock();

core/sail/api/src/test/java/org/eclipse/rdf4j/common/concurrent/locks/ExclusiveReentrantLockManagerTest.java

@@ -88,7 +88,7 @@ void cleanupUnreleasedLocksWithTracking() throws InterruptedException {
 	}
 
 	@Test
-	// @Timeout(2)
+	@Timeout(2)
 	void stalledTest() throws InterruptedException {
 
 		AtomicReference<Lock> exclusiveLock1 = new AtomicReference<>();

core/sail/api/src/test/java/org/eclipse/rdf4j/common/concurrent/locks/LockManagerTest.java

@@ -67,7 +67,7 @@ void cleanupUnreleasedLocks() throws InterruptedException {
 	}
 
 	@Test
-	// @Timeout(2)
+	@Timeout(2)
 	void cleanupUnreleasedLocksWithTracking() throws InterruptedException {
 
 		lock(lockManagerTracking);

core/sail/nativerdf/src/test/java/org/eclipse/rdf4j/sail/nativerdf/MemoryOverflowToDiskTest.java

@@ -22,11 +22,12 @@
 import org.eclipse.rdf4j.model.Model;
 import org.eclipse.rdf4j.sail.base.SailStore;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 
 public class MemoryOverflowToDiskTest {
 
 	@Test
-	// @Timeout(5)
+	@Timeout(5)
 	public void testCleanerRemovesTempDirWhenMemoryOverflowModelGetsGCed() throws IOException, InterruptedException {
 		File file = Files.createTempDirectory("model").toFile();
 

testsuites/repository/src/main/java/org/eclipse/rdf4j/testsuite/repository/RepositoryTest.java

@@ -15,6 +15,7 @@
 
 import java.util.List;
 import java.util.Objects;
+import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 import org.eclipse.rdf4j.model.IRI;
@@ -28,18 +29,14 @@
 import org.eclipse.rdf4j.repository.Repository;
 import org.eclipse.rdf4j.repository.RepositoryConnection;
 import org.eclipse.rdf4j.repository.RepositoryResult;
-import org.junit.jupiter.api.AfterAll;
-import org.junit.jupiter.api.AfterEach;
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.*;
 
 /**
  * Integration test suite for implementations of Repository.
  *
  * @author Jeen Broekstra
  */
-//@Timeout(value = 1, unit = TimeUnit.MINUTES)
+@Timeout(value = 1, unit = TimeUnit.MINUTES)
 public abstract class RepositoryTest {
 
 	@BeforeAll