// Empty map
        assertEquals(0L, MemoryUtil.sizeOf(new HashMap<>()));

        // Map with null keys and values
        Map<String, String> mapWithNulls = new HashMap<>();
        mapWithNulls.put(null, null);
        assertEquals(0L, MemoryUtil.sizeOf(mapWithNulls));

        // Map with mixed content
        Map<Object, Object> mixedMap = new HashMap<>();
        mixedMap.put("key", "value");

import com.google.common.collect.Synchronized.SynchronizedSet;
import com.google.common.testing.SerializableTester;
import java.io.Serializable;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**

        public Builder withUserProperties(@Nonnull Map<String, String> userProperties) {
            this.userProperties = new HashMap<>(userProperties);
            return this;
        }

        public Builder withSystemProperties(@Nonnull Map<String, String> systemProperties) {
            this.systemProperties = new HashMap<>(systemProperties);
            return this;
        }

    static {
        final Map<Integer, String> errorCodeMessagesTmp = new HashMap<>();
        for (int i = 0; i < NT_STATUS_CODES.length; i++) {
            errorCodeMessagesTmp.put(NT_STATUS_CODES[i], NT_STATUS_MESSAGES[i]);
        }

        final Map<Integer, Integer> dosErrorCodeStatusesTmp = new HashMap<>();
        for (final int[] element : DOS_ERROR_CODES) {

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.maven.usability.plugin.io.xpp3.ParamdocXpp3Reader;
import org.codehaus.plexus.util.xml.pull.XmlPullParserException;

/**
 * ExpressionDocumenter

package jcifs.audit;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.HashMap;
import java.util.Map;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

import jcifs.audit.SecurityAuditLogger.EventType;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.script.groovy;

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class GroovyEngineTest extends UnitFessTestCase {
    public GroovyEngine groovyEngine;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.entity;

import java.util.HashMap;
import java.util.Map;

/**
 * Parameter container class for data store configurations and runtime parameters.
 * This class provides a convenient wrapper around a Map to store and retrieve

 */
package org.codelibs.fess.it.admin;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.fail;

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.it.CrudTestBase;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;

import io.restassured.path.json.JsonPath;

@Tag("it")

                return null;
            }

            @Override
            public Map<String, String[]> getFields() {
                return new HashMap<>();
            }

            @Override
            public Map<String, String[]> getConditions() {
                return new HashMap<>();
            }

            @Override
            public String[] getLanguages() {
                return new String[0];
            }