}
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded ScriptEngine: {}", name);
        }
        scriptEngineMap.put(name.toLowerCase(Locale.ROOT), scriptEngine);
        scriptEngineMap.put(scriptEngine.getClass().getSimpleName().toLowerCase(Locale.ROOT), scriptEngine);
    }

    /**
     * Gets a script engine.

        scriptEngineFactory.add("testEngine", engine);

        // Verify engine is accessible by name
        ScriptEngine retrieved = scriptEngineFactory.getScriptEngine("testengine");
        assertNotNull(retrieved);
        assertEquals(engine, retrieved);

        // Verify engine is accessible by class simple name
        ScriptEngine retrievedByClass = scriptEngineFactory.getScriptEngine("testscriptengine");
        assertNotNull(retrievedByClass);

import org.junit.jupiter.api.TestInfo;

public class ScriptEngineTest extends UnitFessTestCase {

    private ScriptEngine scriptEngine;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        // Create a test implementation of ScriptEngine
        scriptEngine = new TestScriptEngine();
    }

    // Test evaluate method with valid template and parameters
    @Test

    public void test_register_caseInsensitive() {
        testScriptEngine.register();

        // Test various case combinations
        ScriptEngine lowerCase = scriptEngineFactory.getScriptEngine("testengine");
        ScriptEngine upperCase = scriptEngineFactory.getScriptEngine("TESTENGINE");
        ScriptEngine mixedCase = scriptEngineFactory.getScriptEngine("TestEngine");

        assertNotNull(lowerCase);
        assertNotNull(upperCase);

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.script;

import org.codelibs.fess.util.ComponentUtil;

/**
 * The abstract class for ScriptEngine.
 */
public abstract class AbstractScriptEngine implements ScriptEngine {

    /**
     * Default constructor.
     */
    public AbstractScriptEngine() {
        // nothing
    }

    /**
     * Register this script engine.