@Test
  public void testNotEquals() {
    PackageGenerationParameters parametersOne = new PackageGenerationParameters();

    List<String> paramValues = new ArrayList<>();
    paramValues.add("Willard Poopa-doodle");
    parametersOne.addParam(BagItParameterNames.CONTACT_NAME, paramValues);

    paramValues = new ArrayList<>();
    paramValues.add("*****@*****.**");
    parametersOne.addParam(BagItParameterNames.CONTACT_EMAIL, paramValues);

    paramValues = new ArrayList<>();
    paramValues.add("org.dataconservancy.packaging.format:borem");
    parametersOne.addParam(BagItParameterNames.PACKAGE_FORMAT_ID, paramValues);

    PackageGenerationParameters parametersTwo = new PackageGenerationParameters();

    paramValues = new ArrayList<>();
    paramValues.add("Willard Poopa-doodle");
    parametersTwo.addParam(BagItParameterNames.CONTACT_NAME, paramValues);

    paramValues = new ArrayList<>();
    paramValues.add("org.dataconservancy.packaging.format:borem");
    parametersTwo.addParam(BagItParameterNames.PACKAGE_FORMAT_ID, paramValues);

    assertTrue(!parametersOne.equals(parametersTwo));

    PackageGenerationParameters parametersThree = new PackageGenerationParameters();

    paramValues = new ArrayList<>();
    paramValues.add("Willard The Shinny");
    parametersThree.addParam(BagItParameterNames.CONTACT_NAME, paramValues);

    paramValues = new ArrayList<>();
    paramValues.add("*****@*****.**");
    parametersThree.addParam(BagItParameterNames.CONTACT_EMAIL, paramValues);

    paramValues = new ArrayList<>();
    paramValues.add("org.dataconservancy.packaging.format:borem");
    parametersThree.addParam(BagItParameterNames.PACKAGE_FORMAT_ID, paramValues);

    assertTrue(!parametersOne.equals(parametersThree));
  }