import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
class WinErrorTest {

    // Helper to lookup a message by code using the production arrays
    private static Optional<String> lookupMessage(int code) {
        int[] codes = WinError.WINERR_CODES;
        String[] msgs = WinError.WINERR_MESSAGES;

        // Then
        assertNotNull(responseWithNull);
        assertNotNull(responseWithNull.getNotifyInformation());
    }

    /**
     * Helper method to set header start using reflection
     */
    private void setHeaderStart(Smb2ChangeNotifyResponse response, int headerStart) throws Exception {

import static java.lang.Math.nextDown;
import static java.lang.Math.nextUp;

import com.google.common.annotations.GwtIncompatible;
import java.math.RoundingMode;

/**
 * Helper type to implement rounding {@code X} to a representable {@code double} value according to
 * a {@link RoundingMode}.
 */
@GwtIncompatible
abstract class ToDoubleRounder<X extends Number & Comparable<X>> {
  /**

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.helper;

import java.util.Set;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

                    Collections.reverse(sortedNodes);
                    this.sortedNodes = sortedNodes;
                }
            }
        }
        return sortedNodes;
    }

    // Helper method to visit a node
    private static void visitNode(BuildStep node, Set<BuildStep> visited, List<BuildStep> sortedNodes) {
        if (visited.add(node)) {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.helper;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.ArgumentCaptor;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
class DosErrorTest {

    // Helper that performs a lookup over the constants exposed by DosError.
    // Returns -1 if the DOS code is not mapped.
    private static int findNtStatusOrMinusOne(int dosCode) {
        for (int[] pair : DosError.DOS_ERROR_CODES) {

        .isEqualTo("a"b<c>d&e"f'");
    // Test '\t', '\n' and '\r' are escaped.
    assertThat(xmlAttributeEscaper.escape("a\tb\nc\rd")).isEqualTo("a	b
c
d");
  }

  // Helper to assert common properties of xml escapers.
  static void assertBasicXmlEscaper(
      CharEscaper xmlEscaper, boolean shouldEscapeQuotes, boolean shouldEscapeWhitespaceChars) {
    // Simple examples (smoke tests)

        int written = (buffer[0] & 0xFF) | ((buffer[1] & 0xFF) << 8);
        int expected = level & 0xFFFF;
        assertEquals(expected, written);
    }

    // Helper method to extract string from buffer
    private String extractStringFromBuffer(byte[] buffer, int offset, int maxLen) {
        int end = offset;
        while (end < offset + maxLen && buffer[end] != 0) {
            end++;

import org.codelibs.fess.entity.SearchRenderData;
import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.exception.ResultOffsetExceededException;
import org.codelibs.fess.helper.SearchHelper;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;