MockitoAnnotations.openMocks(this);
        config = new PropertyConfiguration(new Properties());
    }

    /**
     * Test constructor initialization with valid parameters
     */
    @Test
    @DisplayName("Test constructor initializes fields correctly")
    public void testConstructor() throws Exception {
        // Given
        String oldFileName = "oldFile.txt";

    checkPublicSuffix("test.ck", null)
    checkPublicSuffix("b.test.ck", "b.test.ck")
    checkPublicSuffix("a.b.test.ck", "b.test.ck")
    checkPublicSuffix("www.ck", "www.ck")
    checkPublicSuffix("www.www.ck", "www.ck")
    // US K12.
    checkPublicSuffix("us", null)
    checkPublicSuffix("test.us", "test.us")
    checkPublicSuffix("www.test.us", "test.us")
    checkPublicSuffix("ak.us", null)

        }
    }

    @Test
    void testWriteSetupWireFormat() {
        // Test that writeSetupWireFormat returns 0
        byte[] dst = new byte[100];
        int result = response.writeSetupWireFormat(dst, 10);
        assertEquals(0, result);
    }

    @Test
    void testWriteParametersWireFormat() {
        // Test that writeParametersWireFormat returns 0

        // Then
        assertEquals(3, maxReferralLevel);
    }

    @Test
    @DisplayName("Test with various filename formats")
    void testVariousFilenameFormats() {
        // Test UNC path
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, "\\\\server\\share"));

        // Test forward slashes
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, "//server/share"));

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

/**
 * Unit tests for SimpleCircuitBreaker
 */
public class SimpleCircuitBreakerTest {

    private SimpleCircuitBreaker circuitBreaker;

    @BeforeEach
    void setUp() {
        circuitBreaker = new SimpleCircuitBreaker("test", 3, 2, 100);
    }

    @Test
    @DisplayName("Test initial state is CLOSED")
    void testInitialState() {

        // Test with different server
        auth.setServer("otherhost");
        assertFalse(auth.matches("ftp://hostname:21/test/aaa.html"));
        assertTrue(auth.matches("ftp://otherhost:21/test/aaa.html"));

        // Test with IP address
        auth.setServer("192.168.1.1");
        assertTrue(auth.matches("ftp://192.168.1.1:21/test/aaa.html"));
        assertTrue(auth.matches("ftp://192.168.1.1/test/aaa.html"));

		expectedCredentials credentialHeader
		expectedErrCode     APIErrorCode
	}{
		// Test Case - 1.
		// Test case with no '=' in te inputCredentialStr.
		{
			inputCredentialStr:  "Credential",
			expectedCredentials: credentialHeader{},
			expectedErrCode:     ErrMissingFields,
		},
		// Test Case - 2.
		// Test case with no "Credential" string in te inputCredentialStr.
		{
			inputCredentialStr:  "Cred=",

    }

    @Test
    void testGetInformationLevel() {
        // Test getInformationLevel method
        response = new Trans2QueryFSInformationResponse(config, FileSystemInformation.FS_SIZE_INFO);

        assertEquals(FileSystemInformation.FS_SIZE_INFO, response.getInformationLevel());
    }

    @Test
    void testGetInfo() {
        // Test getInfo method when info is null

  }

  @Test fun clientEmptyClose() {
    clientWriter.writeClose(0, null)
    assertData("888060b420bb")
  }

  @Test fun clientCloseWithCode() {
    clientWriter.writeClose(1001, null)
    assertData("888260b420bb635d")
  }

  @Test fun clientCloseWithCodeAndReason() {
    clientWriter.writeClose(1001, "Hello".encodeUtf8())
    assertData("888760b420bb635d68de0cd84f")
  }

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 jcifs.internal.util.SMBUtil;

/**
 * Test class for FsctlPipeWaitRequest
 */
class FsctlPipeWaitRequestTest {

    @Test
    @DisplayName("Test constructor with name only sets correct fields")
    void testConstructorWithNameOnly() {