@Test
public void testVerifyUpgradePath() throws Exception{

  Method verifyUpgradePath = schemaUpgradeHelper.getClass().getDeclaredMethod("verifyUpgradePath", String.class, String.class);
  verifyUpgradePath.setAccessible(true);
  boolean failToVerify = (boolean)verifyUpgradePath.invoke(schemaUpgradeHelper, "0.3.0", "0.2.0");
  boolean verifyPassed = (boolean)verifyUpgradePath.invoke(schemaUpgradeHelper, "0.1.0", "0.2.0");
  Assert.assertTrue(verifyPassed);
  Assert.assertFalse(failToVerify);
}