musician.io
novecore.site

// Standard Library : https://stdlib.com
// Submitted by Jacob Lee <******@****.***>
api.stdlib.com

// stereosense GmbH : https://www.involve.me
// Submitted by Florian Burmann <******@****.***>
feedback.ac
forms.ac
assessments.cx
calculators.cx
funnels.cx
paynow.cx
quizzes.cx
researched.cx
tests.cx
surveys.so

import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests {@link SequentialExecutor}.
 *
 * @author JJ Furman
 */
@NullUnmarked
public class SequentialExecutorTest extends TestCase {

  private static class FakeExecutor implements Executor {
    final Queue<Runnable> tasks = new ArrayDeque<>();

    @Override