@SuppressWarnings({"unchecked", "rawtypes"})
    List<Constructor<X>> constructors = (List) Arrays.asList(exceptionClass.getConstructors());
    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {
      X instance = newFromConstructor(constructor, cause);
      if (instance != null) {
        if (instance.getCause() == null) {

    @SuppressWarnings({"unchecked", "rawtypes"})
    List<Constructor<X>> constructors = (List) Arrays.asList(exceptionClass.getConstructors());
    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {
      X instance = newFromConstructor(constructor, cause);
      if (instance != null) {
        if (instance.getCause() == null) {

        // 1. Class should be final (or have private constructor)
        Constructor<?>[] constructors = SystemUtil.class.getDeclaredConstructors();
        assertEquals("Should have exactly one constructor", 1, constructors.length);
        assertTrue("Constructor should be private", java.lang.reflect.Modifier.isPrivate(constructors[0].getModifiers()));

        // 2. All methods should be static

        factories.add(factory);
      }
    }
    if (!Modifier.isAbstract(type.getRawType().getModifiers())) {
      for (Constructor<?> constructor : type.getRawType().getDeclaredConstructors()) {
        Invokable<T, T> invokable = type.constructor(constructor);
        if (!invokable.isPrivate() && !invokable.isSynthetic()) {
          factories.add(invokable);
        }
      }
    }

import jcifs.CIFSException;

/**
 * Tests for SMBProtocolDecodingException covering all constructors and observable behavior.
 */
@ExtendWith(MockitoExtension.class)
public class SMBProtocolDecodingExceptionTest {

    @Mock
    Throwable mockCause;

    @Test
    @DisplayName("No-arg constructor: null message and cause; can be thrown")
    void defaultConstructor_behavesAsExpected() {
        // Arrange & Act

/**
 * Tests <code>NewestConflictResolver</code>.
 *
 * @see NewestConflictResolver
 */
@Deprecated
class NewestConflictResolverTest extends AbstractConflictResolverTest {
    // constructors -----------------------------------------------------------

    NewestConflictResolverTest() throws Exception {
        super("newest");
    }

        // 2. Should have exactly one private constructor
        Constructor<?>[] constructors = WebApiUtil.class.getDeclaredConstructors();
        assertEquals("Should have exactly one constructor", 1, constructors.length);
        assertTrue("Constructor should be private", java.lang.reflect.Modifier.isPrivate(constructors[0].getModifiers()));

        // 3. All public methods should be static

        assertEquals(expectedStatus, ex.getNtStatus(), "status should map based on code");
        assertNull(ex.getCause(), "cause must be null for int constructor");
        assertNull(ex.getRootCause(), "rootCause must be null for int constructor");
    }

    /**
     * Validate message-only constructor with both null and empty messages.
     */
    @ParameterizedTest
    @MethodSource("messageProvider")

import org.junit.jupiter.api.Test;

import jcifs.BaseTest;
import jcifs.CIFSException;

/**
 * Tests for SpnegoException constructors and behavior.
 */
@DisplayName("SpnegoException Tests")
class SpnegoExceptionTest extends BaseTest {

    @Test
    @DisplayName("Should create SpnegoException with default constructor")
    void testDefaultConstructor() {
        // When
        SpnegoException ex = new SpnegoException();

        // 1. Class should have protected constructor
        Constructor<?>[] constructors = ThreadDumpUtil.class.getDeclaredConstructors();
        assertEquals("Should have exactly one constructor", 1, constructors.length);
        assertTrue("Constructor should be protected", java.lang.reflect.Modifier.isProtected(constructors[0].getModifiers()));

        // 2. All public methods should be static