assertDoesNotThrow(managed::close);
    }

    @Test
    @DisplayName("Test null resource registration throws exception")
    void testNullResourceRegistration() {
        assertThrows(IllegalArgumentException.class, () -> resourceManager.registerResource(null));
    }

    @Test
    @DisplayName("Test configuration updates")
    void testConfigurationUpdates() {

import java.io.IOException;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Test class for CIFSException functionality
 */
@DisplayName("CIFSException Tests")
class CIFSExceptionTest extends BaseTest {

    @Test
    @DisplayName("Should create CIFSException with message")
    void testCIFSExceptionWithMessage() {
        // Given

import static org.mockito.Mockito.when;

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

/**
 * Test class for Credentials interface functionality
 */
@DisplayName("Credentials Interface Tests")
class CredentialsTest extends BaseTest {

    @Mock
    private Credentials mockCredentials;

    @Test
    @DisplayName("Should define interface methods")

    }

    @Test
    @DisplayName("Test getSID returns correct SID")
    void testGetSID() throws SmbException {
        assertNull(ace.getSID());

        SID testSid = new SID("S-1-5-21-1234567890-123456789-123456789-1000");
        ace.sid = testSid;

        assertSame(testSid, ace.getSID());
    }

    @Test
    @DisplayName("Test decode with offset")
    void testDecodeWithOffset() {

        // Verify numComplete was incremented
        assertEquals(1, t.numComplete, "numComplete should be incremented after run");
    }

    @Nested
    @DisplayName("Argument parsing")
    class ArgumentParsing {

        @Test
        @DisplayName("URL parameter is correctly parsed")
        void urlParameterParsing() {
            String expectedUrl = "smb://server/share/test.txt";

        return new URL(null, spec, new Handler());
    }

    @Test
    @DisplayName("getConfig returns context config")
    void getConfig_returnsConfig() {
        SmbTreeConnection c = newConn();
        assertSame(config, c.getConfig());
    }

    @Test
    @DisplayName("acquire calls tree.acquire on first usage, release calls tree.release at zero")
    void acquire_release_lifecycle() {

    @ParameterizedTest
    @EmptySource
    @DisplayName("valueOf(\"\") throws IllegalArgumentException for empty input")
    void valueOfRejectsEmpty(String empty) {
        assertThrows(IllegalArgumentException.class, () -> RequestParam.valueOf(empty));
    }

    // Invalid: null is not allowed for valueOf
    @ParameterizedTest
    @NullSource
    @DisplayName("valueOf(null) throws NullPointerException")

    @DisplayName("Test sflags field with various byte values")
    public void testSflagsField(byte value) {
        // When
        serverData.sflags = value;

        // Then
        assertEquals(value, serverData.sflags);
    }

    /**
     * Test setting and getting int fields
     */
    @Test
    @DisplayName("Test int fields with various values")

import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;

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

import java.lang.reflect.Field;
import java.util.Properties;

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

import jcifs.CIFSException;
import jcifs.Configuration;
import jcifs.SmbConstants;