import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@link GcFinalization}.
 *
 * @author Martin Buchholz
 * @author mike nonemacher
 */
@AndroidIncompatible // depends on details of gc

public class GcFinalizationTest extends TestCase {

  // ----------------------------------------------------------------
  // Ordinary tests of successful method execution

import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@link GcFinalization}.
 *
 * @author Martin Buchholz
 * @author mike nonemacher
 */
@AndroidIncompatible // depends on details of gc

public class GcFinalizationTest extends TestCase {

  // ----------------------------------------------------------------
  // Ordinary tests of successful method execution

    } catch (NoSuchElementException expected) {
    }
  }


  @J2ktIncompatible // weak references, details of GC
  @GwtIncompatible // weak references
  @AndroidIncompatible // depends on details of GC
  public void testFreesNextReference() {
    Iterator<Object> itr =
        new AbstractIterator<Object>() {
          @Override
          public Object computeNext() {

    assertThat(Enums.getIfPresent(TestEnum.class, "WOMBAT")).isAbsent();
  }


  @J2ktIncompatible
  @GwtIncompatible // weak references
  @AndroidIncompatible // depends on details of GC and classloading
  public void testGetIfPresent_doesNotPreventClassUnloading() throws Exception {
    WeakReference<?> shadowLoaderReference = doTestClassUnloading();

     * (never less than 1, never more than 2), depending on project packaging.
     * <p>
     * The list's first element is ALWAYS the project POM artifact. Presence of second element in the list depends
     * solely on the project packaging.
     *
     * @see #getPackaging()
     * @see #getPomArtifact()
     * @see #getMainArtifact()
     * @see org.apache.maven.api.services.ArtifactManager#getPath(Artifact)

    if (expected != actual) {
      fail("Expected for " + a + " " + op + " " + b + " = " + expected + ", but got " + actual);
    }
  }

  // Depends on the correctness of BigIntegerMath.factorial.
  public void testFactorial() {
    for (int n = 0; n <= 50; n++) {
      BigInteger expectedBig = BigIntegerMath.factorial(n);

 *       another exception is already being thrown) is <i>suppressed</i>.
 * </ul>
 *
 * <p>An exception that is suppressed is not thrown. The method of suppression used depends on the
 * version of Java the code is running on:
 *
 * <ul>
 *   <li><b>Java 7+:</b> Exceptions are suppressed by adding them to the exception that <i>will</i>

   * population, this is an estimator of the population standard deviation of the population which
   * is less biased than {@link #populationStandardDeviation()} (the unbiased estimator depends on
   * the distribution). The count must be greater than one.
   *
   * <p>This is not guaranteed to return zero when the dataset consists of the same value multiple

 * supported. Null keys and values are supported.
 *
 * <p>{@code containsKey(k)}, {@code put(k, v)} and {@code remove(k)} are all (expected and
 * amortized) constant time operations. Expected in the hashtable sense (depends on the hash
 * function doing a good job of distributing the elements to the buckets to a distribution not far
 * from uniform), and amortized since some operations can trigger a hash table resize.
 *

/**
 * A stub dependency graph that is custom-made for testing concurrent build graph evaluations.
 * <p>
 * Implements a graph as follows:
 * A has no dependencies
 * B depends on A
 * C depends on A
 * X depends on B &amp; C
 * Y depends on B
 * Z depends on C
 * </p>
 *
 */
public class ProjectDependencyGraphStub implements ProjectDependencyGraph {
    public static final MavenProject A = new MavenProject();