assertFalse(FluentIterable.from(set).contains(null));
  }

  public void testContains_nullIterableYes() {
    Iterable<String> iterable = iterable("a", null, "b");
    assertTrue(FluentIterable.from(iterable).contains(null));
  }

  public void testContains_nullIterableNo() {
    Iterable<String> iterable = iterable("a", "b");
    assertFalse(FluentIterable.from(iterable).contains(null));

import org.junit.jupiter.api.Test;
import org.mockito.MockitoAnnotations;
import org.slf4j.Logger;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;

class DefaultToolchainTest {

    assertFalse(listener.healthyCalled);
    assertState(manager, Service.State.RUNNING, a, c, e);
    assertEquals(ImmutableSet.of(b, d), listener.failedServices);
    assertState(manager, Service.State.FAILED, b, d);
    assertFalse(manager.isHealthy());

    manager.stopAsync().awaitStopped();
    assertFalse(manager.isHealthy());
    assertFalse(listener.healthyCalled);

  }

  public void testIsInStrictOrder() {
    assertFalse(isInStrictOrder(asList(5, 3, 0, 9), Ordering.natural()));
    assertFalse(isInStrictOrder(asList(0, 5, 3, 9), Ordering.natural()));
    assertTrue(isInStrictOrder(asList(0, 3, 5, 9), Ordering.natural()));
    assertFalse(isInStrictOrder(asList(0, 0, 3, 3), Ordering.natural()));

    Predicate<@Nullable Object> equalTo1 = Equivalence.equals().equivalentTo("1");
    assertTrue(equalTo1.apply("1"));
    assertFalse(equalTo1.apply("2"));
    assertFalse(equalTo1.apply(null));
    Predicate<@Nullable Object> isNull = Equivalence.equals().equivalentTo(null);
    assertFalse(isNull.apply("1"));
    assertFalse(isNull.apply("2"));
    assertTrue(isNull.apply(null));

    new EqualsTester()

   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullMissingWhenNullUnsupported(String message) {
    try {
      assertFalse(message, actualContents().contains(null));
    } catch (NullPointerException tolerated) {
      // Tolerated
    }
  }

        phaseRecorder.observeExecution(mojoExecution1);

        assertTrue(ProjectDependencyGraphStub.A.hasLifecyclePhase(mojoExecution1.getLifecyclePhase()));
        assertFalse(ProjectDependencyGraphStub.A.hasLifecyclePhase(mojoExecution2.getLifecyclePhase()));

        assertFalse(phaseRecorder.isDifferentPhase(mojoExecution1));
        assertTrue(phaseRecorder.isDifferentPhase(mojoExecution2));
    }

  public void testSpliteratorNullable() {
    initCollectionWithNullElement();
    assertFalse(collection.spliterator().hasCharacteristics(Spliterator.NONNULL));
  }

  @CollectionFeature.Require(SUPPORTS_ADD)
  public void testSpliteratorNotImmutable_collectionAllowsAdd() {
    // If add is supported, verify that IMMUTABLE is not reported.
    assertFalse(collection.spliterator().hasCharacteristics(Spliterator.IMMUTABLE));
  }

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model;

import org.junit.jupiter.api.Test;

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

/**
 * Tests {@code Dependency}.
 *
 */
class DependencyTest {

    @Test

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model;

import org.junit.jupiter.api.Test;

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

/**
 * Tests {@code DistributionManagement}.
 *
 */
class DistributionManagementTest {