/**
     * A constant for no transformer.
     */
    public static final String NO_TRANSFORMER = "NONE";

    /**
     * A constant for "false".
     */
    public static final String FALSE = "false";

    /**
     * A constant for "UTF-8".
     */
    public static final String UTF_8 = "UTF-8";

    /**
     * A constant for UTF-8 charset.
     */

import org.codelibs.core.lang.StringUtil;

/**
 * Constants class that extends CoreLibConstants and contains application-wide constant values for the Fess search engine.
 * This class provides constants for system configuration, crawling and indexing defaults, user agent strings,
 * status values, field names, date/time formats, authentication types, and various reserved words and patterns.
 *
 * <p>Key constant categories include:</p>
 * <ul>

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api;

import org.apache.maven.api.annotations.Config;

/**
 * Configuration constants.
 */
public final class Constants {

    /**
     * Maven home.
     *
     * @since 3.0.0
     */
    @Config(readOnly = true, source = Config.Source.SYSTEM_PROPERTIES)

import org.codelibs.fess.Constants;
import org.codelibs.fess.unit.UnitFessTestCase;

public class SystemUtilTest extends UnitFessTestCase {

    public void test_getSearchEngineHttpAddress_null() {
        // Clear the system property to test null case
        String originalValue = System.getProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);
        System.clearProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);

/**
 * Tests for the {@link ResolverType} enum.
 * This class ensures that the enum constants are defined as expected.
 */
class ResolverTypeTest {

    /**
     * Tests that all expected enum constants exist.
     */
    @Test
    void testEnumConstants() {
        // Verify that each enum constant exists and can be referenced
        assertNotNull(ResolverType.RESOLVER_WINS, "RESOLVER_WINS should not be null.");

        // Note: USE_UNICODE and FORCE_UNICODE don't exist in the interface
        // These tests should be removed or replaced with actual constants
    }

    /**
     * Test individual FLAGS2 constants.
     */
    @Test
    @DisplayName("FLAGS2 individual constants are correct")
    void flags2ConstantsTest() {
        // Test individual flag values
        assertEquals(0x0001, SmbConstants.FLAGS2_LONG_FILENAMES);

        return Constants.TRUE.equalsIgnoreCase(getSystemProperty(key, defaultValue ? Constants.TRUE : Constants.FALSE));
    }

    default void setSystemPropertyAsBoolean(final String key, final boolean value) {
        setSystemProperty(key, value ? Constants.TRUE : Constants.FALSE);
    }

        Map<String, Object> properties = Map.of(
                Constants.MAVEN_CONSUMER_POM,
                "false",
                Constants.MAVEN_MAVEN3_PERSONALITY,
                "true",
                "some.other.property",
                "value",
                Constants.MAVEN_DEPLOY_BUILD_POM,
                "false");

        assertFalse(Features.deployBuildPom(properties));

/**
 * Tests for NetbiosAddress interface and NbtAddress implementation.
 * This test focuses on verifying constants and basic functionality.
 */
@ExtendWith(MockitoExtension.class)
class NetbiosAddressTest {

    @Test
    void testConstantValues() {
        // Test that constants are properly defined
        assertEquals("*\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000",

            System.clearProperty(Constants.FESS_CONFIG_PREFIX + testKey);
        }
    }

    // Test getting numeric configuration values
    public void test_get_numericValues() {
        String intKey = "numeric.int";
        String floatKey = "numeric.float";

        System.setProperty(Constants.FESS_CONFIG_PREFIX + intKey, "123");
        System.setProperty(Constants.FESS_CONFIG_PREFIX + floatKey, "45.67");