	@Test
	public void testAndExp() throws Exception {

		Boolean flag;
		flag = limiterUtils.getFinalresult("1>2&&3>6");
		assertEquals("\"1>2||3>6\" should  be false", false, flag);
		flag = limiterUtils.getFinalresult(" 1   >  3  && 4 > 6 && 5 >7 ");
		assertEquals("\" 1   >  3  || 4 > 6 || 5 >7  \" should  be false",
				false, flag);
		flag = limiterUtils.getFinalresult("1   <  3  && 4 < 6  && 4 > 2");
		assertEquals("\"1   <  3  && 4 < 6  && 4 > 2\" should  be true", true,
				flag);
	}