public void testPeekingIteratorBehavesLikeIteratorOnThreeElementIterable() {
    actsLikeIteratorHelper(Lists.newArrayList("A", "B", "C"));
  }

  @GwtIncompatible // works but takes 5 minutes to run
  public void testPeekingIteratorAcceptsNullElements() {
    actsLikeIteratorHelper(Lists.<@Nullable String>newArrayList(null, "A", null));
  }

  public void testPeekOnEmptyList() {

  public void testSymmetricDifference_isView() {
    Set<Integer> set1 = newHashSet(1, 2);
    Set<Integer> set2 = newHashSet(2, 3);
    Set<Integer> difference = symmetricDifference(set1, set2);
    assertThat(difference).containsExactly(1, 3);
    set1.add(0);
    assertThat(difference).containsExactly(0, 1, 3);
    set2.remove(2);
    assertThat(difference).containsExactly(0, 1, 2, 3);
  }

  public void testImmutableCopy_empty() {

    public MarkdownExtractor markdownExtractor;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        final StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("markdownExtractor", MarkdownExtractor.class);
        markdownExtractor = container.getComponent("markdownExtractor");
    }

    public void test_getText() {

  }

  public void testParse_maximumWeightRepeated() {
    assertThrows(IllegalArgumentException.class, () -> parse("maximumWeight=10, maximumWeight=20"));
  }

  public void testParse_maximumSizeAndMaximumWeight() {
    assertThrows(IllegalArgumentException.class, () -> parse("maximumSize=10, maximumWeight=20"));
  }

  public void testParse_concurrencyLevel() {

    }

    @Override
    protected void doStart() {
      new Thread() {
        @Override
        public void run() {
          Uninterruptibles.sleepUninterruptibly(delay, MILLISECONDS);
          notifyStarted();
        }
      }.start();
    }

    @Override
    protected void doStop() {
      new Thread() {
        @Override
        public void run() {

    @BeforeAll
    static void setup() throws Exception {
        try (InputStream is = MavenModelVersionTest.class.getResourceAsStream("/xml/pom.xml")) {
            model = new MavenStaxReader().read(is);
        }
    }

    @Test
    void testV4Model() {
        assertEquals("4.0.0", new MavenModelVersion().getModelVersion(model));
    }

    @Test
    void testV4ModelVersion() {

        public void columnId() {
            doColumn("_id");
        }

        public void columnAvailable() {
            doColumn("available");
        }

        public void columnBoost() {
            doColumn("boost");
        }

        public void columnConfigParameter() {
            doColumn("configParameter");
        }

        public void columnCreatedBy() {
            doColumn("createdBy");

    public void setFrom(String from, String personal) {
        doSetFrom(from, personal);
    }

    public void addTo(String to) {
        doAddTo(to);
    }

    public void addTo(String to, String personal) {
        doAddTo(to, personal);
    }

    public void addCc(String cc) {
        doAddCc(cc);
    }

    public void addCc(String cc, String personal) {

        public void columnId() {
            doColumn("_id");
        }

        public void columnAvailable() {
            doColumn("available");
        }

        public void columnCrawler() {
            doColumn("crawler");
        }

        public void columnCreatedBy() {
            doColumn("createdBy");
        }

        public void columnCreatedTime() {
            doColumn("createdTime");

import java.util.Map.Entry;
import java.util.Set;

import org.junit.Test;

/**
 * @author koichik
 */
public class GenericsUtilTest {

    /**
     * @throws Exception
     */
    @Test
    public void testClass() throws Exception {
        final Map<TypeVariable<?>, Type> map = GenericsUtil.getTypeVariableMap(Foo.class);
        assertThat(map, is(notNullValue()));
        assertThat(map.isEmpty(), is(false));