final Extractor extractor = new Extractor() {
            public ExtractData getText(final InputStream in, final Map<String, String> params) {
                return null;
            }
        };

        assertNull(extractorFactory.getExtractor("test"));
        extractorFactory.addExtractor("test", extractor);
        assertEquals(extractor, extractorFactory.getExtractor("test"));
    }

    public void test_addExtractor_list() {

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;

/**
 * Tests {@code Model}.
 *
 */
class ModelTest {

    @Test
    void testHashCodeNullSafe() {
        new Model().hashCode();
    }

    @Test
    void testBuild() {

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;

/**
 */
class LifecyclePhaseTest {
    @Test
    void testToString() {
        LifecyclePhase phase = new LifecyclePhase();
        assertEquals("", phase.toString());

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.security;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import org.codelibs.core.exception.EmptyArgumentException;
import org.codelibs.core.exception.NoSuchAlgorithmRuntimeException;
import org.junit.Test;

/**

        CrawlerClient client;

        url = null;
        client = clientFactory.getClient(url);
        assertNull(client);

        url = "";
        client = clientFactory.getClient(url);
        assertNull(client);

        url = " ";
        client = clientFactory.getClient(url);
        assertNull(client);
    }

        assertEquals(NegTokenTarg.ACCEPT_INCOMPLETE, parsed.getResult(), "result should be present");
        assertNull(parsed.getMechanism(), "mechanism should be null when omitted");
        assertNull(parsed.getMechanismToken(), "mechanism token should be null when omitted");
        assertNull(parsed.getMechanismListMIC(), "MIC should be null when omitted");
    }

    @Test

        assertNotNull(info502);
        // Initial state of ShareInfo502 fields
        assertNull(info502.netname);
        assertNull(info502.remark);
        assertNull(info502.path);
        assertNull(info502.password);
        assertNull(info502.security_descriptor);
        assertEquals(0, info502.type);
        assertEquals(0, info502.permissions);

public class MapComputeIfPresentTester<K, V> extends AbstractMapTester<K, V> {

  @MapFeature.Require(SUPPORTS_PUT)
  public void testComputeIfPresent_supportedAbsent() {
    assertNull(
        "computeIfPresent(notPresent, function) should return null",
        getMap()
            .computeIfPresent(
                k3(),
                (k, v) -> {
                  throw new AssertionFailedError();

        assertNull(source.getPath());
        assertEquals(path.toString(), source.getLocation());
        assertEquals(modelId, source.getModelId());
        assertNull(source.resolve("subdir"));

        ModelSource.ModelLocator locator = mock(ModelSource.ModelLocator.class);
        assertNull(source.resolve(locator, "subproject"));

        Thread.sleep(2000);
        assertTrue(expiredCount > 0);
        assertEquals(1, TimeoutManager.getInstance().getTimeoutTaskCount());
        TimeoutManager.getInstance().stop();
        assertNull(TimeoutManager.getInstance().thread);
        Thread.sleep(10);
        int count = expiredCount;
        task.stop();
        TimeoutManager.getInstance().start();