@Test  // PUSH1 OP
public void testPUSH1() {

    VM vm = new VM();
    program = new Program(Hex.decode("60A0"), invoke);
    String expected = "00000000000000000000000000000000000000000000000000000000000000A0";
    program.fullTrace();
    vm.step(program);
    assertEquals(expected, Hex.toHexString(program.stack.peek().getData()).toUpperCase()  );
}