assertEquals(NtStatus.NT_STATUS_UNSUCCESSFUL, ex.getNtStatus(), "Default NT status should be UNSUCCESSFUL");
        assertNull(ex.getCause(), "Cause should be null by default");
        assertNull(ex.getRootCause(), "Root cause should be null by default");
        assertTrue(ex instanceof SmbException, "Should be an SmbException subtype");
    }

    /**

 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package okhttp.android.test

import assertk.all
import assertk.assertFailure
import assertk.assertions.cause
import assertk.assertions.hasClass
import assertk.assertions.hasMessage
import assertk.assertions.isNotNull
import java.io.IOException
import org.junit.Test
import org.junit.runner.RunWith

     */
    public RequestTimeoutException() {
    }

    /**
     * Constructs a new RequestTimeoutException with the specified detail message and cause.
     *
     * @param msg the detail message
     * @param rootCause the cause of the exception
     */
    public RequestTimeoutException(final String msg, final Throwable rootCause) {
        super(msg, rootCause);
    }

    /**

     *
     * @return the NT status code
     */
    public int getNtStatus() {
        return status;
    }

    /**
     * Returns the root cause of this exception if one exists
     *
     * @return the root cause throwable, or null if none exists
     */
    public Throwable getRootCause() {
        return rootCause;
    }

    @Override
    public String toString() {

     */
    public SMBSignatureValidationException() {
    }

    /**
     * Constructs an SMB signature validation exception with message and cause.
     *
     * @param msg the detail message describing the validation failure
     * @param rootCause the underlying cause of the validation failure
     */
    public SMBSignatureValidationException(final String msg, final Throwable rootCause) {
        super(msg, rootCause);
    }

            super(message);
        }

        /**
         * Create exception with cause
         *
         * @param message error message
         * @param cause underlying cause
         */
        public NoAvailableChannelException(String message, Throwable cause) {
            super(message, cause);
        }
    }

        super(errcode, null);
    }

    SmbAuthException(final String message) {
        super(message);
    }

    SmbAuthException(final String message, final Throwable cause) {
        super(message, cause);
    }

    }

    @Test
    @DisplayName("Should create exception with cause")
    void testCreationWithCause() {
        // Given
        Exception cause = new RuntimeException("Original error");

        // When
        exception = new SmbOperationException(SmbOperationException.ErrorCode.CONNECTION_FAILED, "Failed to connect", cause);

        // Then
        assertEquals(cause, exception.getCause());

    }

    /**
     * Creates a resource exception with cause
     *
     * @param message the error message
     * @param errorCode the SMB error code
     * @param resourceType the type of resource
     * @param cause the cause exception
     */
    public SmbResourceException(String message, int errorCode, ResourceType resourceType, Throwable cause) {

 *     Guava 27.0
 */
public final class InternalFutures {
  /**
   * Usually returns {@code null} but, if the given {@code Future} has failed, may <i>optionally</i>
   * return the cause of the failure. "Failure" means specifically "completed with an exception"; it
   * does not include "was cancelled." To be explicit: If this method returns a non-null value,
   * then:
   *
   * <ul>