thread.waitUntilHoldingLock();
    assertFalse(lockA.tryLock());

    thread.releaseLockAndFinish();
    assertTrue(lockA.tryLock());
  }

  public void testReentrantWriteLock_tryLock() throws Exception {
    LockingThread thread = new LockingThread(writeLockA);
    thread.start();

    thread.waitUntilHoldingLock();
    assertFalse(writeLockA.tryLock());
    assertFalse(readLockA.tryLock());

        File outputFile = new File("test.jpg");

        assertFalse(generator.isGenerateCalled());
        assertTrue(generator.generate("id123", outputFile));
        assertTrue(generator.isGenerateCalled());
    }

    public void test_destroy() {
        // Test destroy method is called correctly
        generator = new TestThumbnailGenerator();

        assertFalse(generator.isDestroyCalled());
        generator.destroy();

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class SetAddTester<E> extends AbstractSetTester<E> {
  @CollectionFeature.Require(SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedPresent() {
    assertFalse("add(present) should return false", getSet().add(e0()));
    expectUnchanged();
  }

  @CollectionFeature.Require(value = {SUPPORTS_ADD, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)

import org.apache.maven.project.inheritance.AbstractProjectInheritanceTestCase;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * A test which demonstrates maven's dependency management
 *
 */
@Deprecated

    public void tearDown() throws Exception {
        super.tearDown();
    }

    // Basic test to verify test framework is working
    public void test_basicAssertion() {
        assertTrue(true);
        assertFalse(false);
        assertNotNull("test");
        assertEquals(1, 1);
    }

    // Test placeholder for future implementation
    public void test_placeholder() {

    public void tearDown() throws Exception {
        super.tearDown();
    }

    // Basic test to verify test framework is working
    public void test_basicAssertion() {
        assertTrue(true);
        assertFalse(false);
        assertNotNull("test");
        assertEquals(1, 1);
    }

    // Test placeholder for future implementation
    public void test_placeholder() {

    public void tearDown() throws Exception {
        super.tearDown();
    }

    // Basic test to verify test framework is working
    public void test_basicAssertion() {
        assertTrue(true);
        assertFalse(false);
        assertNotNull("test");
        assertEquals(1, 1);
    }

    // Test placeholder for future implementation
    public void test_placeholder() {

    public void tearDown() throws Exception {
        super.tearDown();
    }

    // Basic test to verify test framework is working
    public void test_basicAssertion() {
        assertTrue(true);
        assertFalse(false);
        assertNotNull("test");
        assertEquals(1, 1);
    }

    // Test placeholder for future implementation
    public void test_placeholder() {

        currentSsoType = Constants.NONE;
        super.tearDown();
    }

    // Test available() method
    public void test_available_withNoneSsoType() {
        currentSsoType = Constants.NONE;
        assertFalse(ssoManager.available());
    }

    public void test_available_withValidSsoType() {
        currentSsoType = "saml";
        assertTrue(ssoManager.available());
    }

    assertTrue(message, collection.retainAll(target.toRetain));
  }

  private void expectReturnsFalse(Target target) {
    String message = Platform.format("retainAll(%s) should return false", target);
    assertFalse(message, collection.retainAll(target.toRetain));
  }

  private void expectThrows(Target target) {
    try {
      collection.retainAll(target.toRetain);