dataStore = new DataStore() {
            @Override
            public void store(DataConfig config, IndexUpdateCallback callback, DataStoreParams initParamMap) {
                storeCalled.set(true);
                assertNull(config);
            }

            @Override
            public void stop() {
                // Do nothing
            }
        };

        DataStoreParams params = new DataStoreParams();

 */
package org.codelibs.curl;

import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;

        decodedInfo.decode(decodeBuffer);

        // Verify nulls are preserved
        assertEquals(0, decodedInfo.name.length);
        assertEquals(0, decodedInfo.name.maximum_length);
        assertNull(decodedInfo.name.buffer);
        assertNull(decodedInfo.sid);
    }

    @Test
    void testLsarDnsDomainInfoEncodeDecodeRoundTrip() throws NdrException {
        // Create DNS domain info with test data

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.Mockito.mock;

        assertEquals(0L, serverData.serverTime);
        assertEquals(0, serverData.serverTimeZone);
        assertEquals(0, serverData.encryptionKeyLength);
        assertNull(serverData.encryptionKey);
        assertNull(serverData.guid);
    }

    /**
     * Test setting and getting byte field (sflags)
     */
    @ParameterizedTest
    @ValueSource(bytes = { 0x00, 0x01, 0x7F, (byte) 0x80, (byte) 0xFF })

        );
        when(mockNdrBuffer.dec_ndr_small()).thenReturn(4, 5);

        dnsDomainInfo.decode(mockNdrBuffer);

        assertNull(dnsDomainInfo.name.buffer);
        assertNull(dnsDomainInfo.dns_domain.buffer);
        assertNull(dnsDomainInfo.dns_forest.buffer);
        assertNull(dnsDomainInfo.sid);
        assertNotNull(dnsDomainInfo.domain_guid.node); // Should be initialized even if null in encode

package jcifs.pac.kerberos;

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.assertThrows;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.when;

import java.util.Collections;
import java.util.HashSet;

package jcifs.smb1.smb1;

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.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.doAnswer;

    }

    public void test_normalizeLang() {
        String value = null;
        assertNull(systemHelper.normalizeLang(value));

        value = "";
        assertNull(systemHelper.normalizeLang(value));

        value = "_ja";
        assertNull(systemHelper.normalizeLang(value));

        value = "ja";
        assertEquals("ja", systemHelper.normalizeLang(value));

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.Mockito.doThrow;