code: public File getSdkRoot() {
          File dir = new File(".").getAbsoluteFile();
          while (dir != null) {
              if (dir.listFiles(new FilenameFilter() {
                  @Override
                  public boolean accept(File dir, String name) {
                      return "liquibase-sdk.bat".equals(name);
                  }
              }).length > 0) {
                  return dir;
              }
  
              dir = dir.getParentFile();
          }
  
          throw new UnexpectedLiquibaseException("Could not find Liquibase SDK home. Please run liquibase-sdk from the " +
              "liquibase/sdk directory or one of it's sub directories");
      }
docs: Result result = junit.run(new Computer(), StandardChangeTests.class);