@Test
public void testInvalidCommand() throws Exception {

    buildks buildksOBJ = new buildks();
    String[] argsCreateCommand = {"creat", "TestCredential1", "-value", "PassworD123", "-provider", "jksp://file@/"+keystoreFile};
    int rc1 = buildksOBJ.createCredential(argsCreateCommand);
    assertEquals(-1, rc1);
}