// Test convert with multiple languages
        String text = "test text";
        String field = "content";

        List<String> results = converter.convert(text, field, "en", "ja");

        assertNotNull(results);
        // With multiple languages, should use ReadingConverterChain
    }

    @Test
    public void testConvertWithEmptyText() throws IOException {
        // Test convert with empty text

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

 * It extends CrawlerSystemException and provides constructors to create instances with a message and/or a cause.
 *
 */
public class RobotsTxtException extends CrawlerSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new RobotsTxtException with the specified detail message and cause.
     * @param message the detail message

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

     */
    protected final List<String> readings;

    /**
     * The list of fields associated with the elevate word.
     */
    protected final List<String> fields;

    /**
     * The list of tags associated with the elevate word.
     */
    protected final List<String> tags;

    /**
     * The list of roles associated with the elevate word.
     */

        assertFalse(auth.matches(""));
        assertFalse(auth.matches(null));

        // Test with different ports
        auth.setPort(8080);
        assertTrue(auth.matches("ftp://hostname:8080/test/aaa.html"));
        assertFalse(auth.matches("ftp://hostname:21/test/aaa.html"));

        // Test with no port specified in FtpAuthentication
        auth.setPort(0);

        super(message, cause);
    }

    /**
     * Constructs a new exception with the specified detail message.
     *
     * @param message the detail message.
     */
    public ExecutionTimeoutException(final String message) {
        super(message);
    }

    /**
     * Constructs a new exception with the specified cause.
     *

        }
        return null;
    }

    /**
     * Retrieves tags associated with an object in the specified bucket.
     * @param bucketName the name of the bucket containing the object
     * @param path the path to the object within the bucket
     * @return the tags associated with the object, or null if no tags exist or object not found
     */