assertTrue(execJob.jvmOptions.contains("-Xmx2g"));
        assertTrue(execJob.jvmOptions.contains("-Xms1g"));
        assertTrue(execJob.jvmOptions.contains("-Xdebug"));
        assertTrue(execJob.jvmOptions.stream().anyMatch(opt -> opt.startsWith("-Xlog:gc")));
    }

    // Test edge cases and boundary conditions
    @Test
    public void test_edgeCases() {
        // Test with empty strings

    }

    // Tests for unknown/unsupported MIME types
    @Test
    public void test_getExtensionFromMimeType_unknownType() {
        assertEquals("", generator.getExtensionFromMimeType("application/octet-stream"));
    }

    @Test
    public void test_getExtensionFromMimeType_pdf() {
        assertEquals("", generator.getExtensionFromMimeType("application/pdf"));
    }

    @Test

import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

import javax.xml.transform.OutputKeys;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.apache.groovy.util.Maps;
import org.apache.logging.log4j.LogManager;