@Test
public void parse() {

    ArrayList<String[]> args = new ArrayList<>();
    args.add(new String[]{"-h"});
    args.add(new String[]{"-s/home/source"});
    args.add(new String[]{"-s", "/home/source", "-t", "/home/innofang/target", "-o", "/output"});
    args.add(new String[]{"-s=/home/source", "-t=/home/innofang/target", "-o=/output"});

    ArgsParser parser = ArgsParser.parse(args.get(2));
    System.out.println(parser.getSourceGraphFilePath());
    System.out.println(parser.getTargetGraphFilePath());
    System.out.println(parser.getOutputFolderPath());
}