How to launch a script before testing an IJ2 Command during development

CmdExampleWithPreliminaryScript.java

import org.scijava.command.Command;
import org.scijava.command.DynamicCommand;
import org.scijava.log.LogService;
import org.scijava.plugin.Parameter;
import org.scijava.plugin.Plugin;
import ij.ImagePlus;
import net.imagej.ImageJ;

@Plugin(type = Command.class, menuPath = "Plugins>MyCommand>Say Hello")
public class CmdTest extends DynamicCommand{
	
    @Parameter
    private ImagePlus imp;
    
    @Parameter
    LogService ls;
	
    @Override
    public void run() {
	ls.info("Hello from the CmdTest Command");
	ls.info("The image is called "+imp.getTitle());
    }
	
    /**
     * This main function serves for development purposes.
     * @param args whatever, it's ignored
     * @throws Exception
     */
    public static void main(final String... args) throws Exception {
	    // Creates an IJ instance
	    final ImageJ ij = new ImageJ();
	    ij.ui().showUI();
	    // Code of an IJ1 Macro
	    String ij1Macro = "print('Hello from an IJ1 Macro');\n";
	           ij1Macro+= "run('Blobs (25K)');";
	    // Executes the IJ1 Macro and waits to finish (get())
	    ij.script().run("foo.ijm",ij1Macro, true).get();        
	    // Launch the command which requires an open image
	    ij.command().run(CmdTest.class, true);
    }

}