assertNull(userInfoHelper.getUserCodeFromRequest(request));

        request.setParameter("userCode", "");
        assertNull(userInfoHelper.getUserCodeFromRequest(request));

        final StringBuilder buf = new StringBuilder();
        buf.append("12345abcde");
        request.setParameter("userCode", buf.toString());
        assertNull(userInfoHelper.getUserCodeFromRequest(request));

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.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;

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 DefaultProblemCollectorTest {

    @Test
    void testGetProblems() {
        DefaultProblemCollector collector = new DefaultProblemCollector(null);
        assertNotNull(collector.getProblems());

        assertNotNull(nodeManager);

        // Verify SSL socket factory is not set
        SSLSocketFactory sslSocketFactory = getSSLSocketFactory(curlHelper);
        assertNull(sslSocketFactory);
    }

    public void test_init_withInvalidSSLCertificate() {
        // Create a temporary invalid certificate file
        File invalidCertFile = null;
        try {

        assertTrue(exception.getStackTrace().length > 0);
        assertNull(exception.getCause());
    }

    public void test_constructor_withNullMessage() {
        // Test with null message
        ResultOffsetExceededException exception = new ResultOffsetExceededException(null);

        assertNull(exception.getMessage());
        assertNotNull(exception.getStackTrace());

package jcifs.smb1.smb1;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;

import java.util.Date;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

/**

        assertNull(result);
    }

    @Test
    void testGetByNameWithNonExistentFile() {
        // Test with non-existent file
        when(mockConfig.getLmHostsFileName()).thenReturn("/non/existent/lmhosts");

        NbtAddress result = lmhosts.getByName("TEST_HOST", mockContext);

        assertNull(result);
    }

    @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);
    }

/**
 * @author shinsuke
 *
 */
public class StringConversionUtilTest extends TestCase {
    /**
     * @throws Exception
     */
    public void testFromWindowsMapping() throws Exception {
        assertNull(StringConversionUtil.fromWindowsMapping(null));
        assertEquals("", StringConversionUtil.fromWindowsMapping(""));
        assertEquals("abc 123", StringConversionUtil.fromWindowsMapping("abc 123"));

 * under the License.
 */
package org.apache.maven.api.settings;

import org.junit.jupiter.api.Test;

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

class SettingsTest {

    @Test
    void testSetLocalRepository() {
        Settings s = Settings.newInstance();

        s = s.withLocalRepository("xxx");