machinebeantest.java

自动售货机

package version1;
import static org.junit.Assert.*;

import org.junit.Test;

/**
 * @author 洪琛
 */


public class machinebeanTest {
	private static machinebean mb ;
	
	/*
	 * 选取方法为getJuice（）方法
	 * 以下分为各种覆盖方法的白盒单元测试
	 * 包括：语句覆盖，判定覆盖，条件覆盖，
	 * 判定-条件覆盖，修订的判定-条件覆盖，条件组合覆盖
	 */
	
	/*
	 * 测试方法：语句覆盖
	 */
	@Test
	public void testgetJuice1(){
		
		/*
		 * 覆盖可执行语句：
		 * juiceNum--;
		 * jiaoNum-=juicePrice;
		 * return true;
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 覆盖可执行语句：
		 * juiceNum--;
		 * payMoney();
		 * return true;
		 */
		
		mb = new machinebean(1,0,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("1",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
	}
	/*
	 * 测试方法：判定覆盖
	 */
	@Test
	public void testgetJuice2(){
		
		/*
		 * 覆盖分支语句：
		 * juiceNum--;
		 * jiaoNum-=juicePrice;
		 * return true;
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 覆盖分支语句：
		 * juiceNum--;
		 * payMoney();
		 * return true;
		 */
		
		mb = new machinebean(1,0,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("1",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		
		/*
		 * 覆盖分支语句：
		 * flag = true;
		 * return false;
		 */
		mb = new machinebean(1,0,1,0,4,3);
		assertEquals(false,mb.getJuice());
		assertEquals(true,mb.getFlag());
		
		/*
		 * 覆盖分支语句：
		 * return false;
		 */
		
		mb = new machinebean(0,0,2,2,4,3);
		assertEquals(false,mb.getJuice());
		
	}
	
	
	/*
	 * 测试方法：条件覆盖
	 */
	@Test
	public void testgetJuice3(){
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0			     为真
		 * 条件hasChange()               为真
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为假
		 * 条件jiaoNum !=0			     为假
		 * 条件hasChange()               为假
		 */
		
		mb = new machinebean(1,0,2,0,4,0);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件getTotalNum()>=juicePrice 为假
		 */
		
		mb = new machinebean(0,0,2,2,4,3);
		assertEquals(false,mb.getJuice());
	}
	
	/*
	 * 测试方法：条件-判定覆盖
	 */
	@Test
	public void testgetJuice4(){
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0			     为真
		 */
		
		/*
		 * 覆盖分支语句：
		 * juiceNum--;
		 * jiaoNum-=juicePrice;
		 * return true;
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件hasChange()               为真
		 */
		
		/*
		 * 覆盖可执行语句：
		 * juiceNum--;
		 * payMoney();
		 * return true;
		 */
		
		mb = new machinebean(1,0,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("1",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为假
		 * 条件jiaoNum !=0			     为假
		 * 条件hasChange()               为假
		 */
		
		/*
		 * 覆盖分支语句：
		 * flag = true;
		 * return false;
		 */
		
		mb = new machinebean(1,0,2,0,4,0);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件getTotalNum()>=juicePrice 为假
		 */
		
		/*
		 * 覆盖分支语句：
		 * return false;
		 */
		
		mb = new machinebean(0,0,2,2,4,3);
		assertEquals(false,mb.getJuice());
	}
	
	/*
	 * 测试方法：修订的条件-判定覆盖
	 */
	@Test
	public void testgetJuice5(){
		
		/*
		 * 条件juiceNum > 0 独立起作用
		 */
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为假
		 * 条件getTotalNum()>=juicePrice 为真
		 */
		
		mb = new machinebean(0,1,2,2,4,0);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件getTotalNum()>=juicePrice 独立起作用
		 */
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为假
		 */
		
		mb = new machinebean(0,0,2,2,4,3);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件jiaoNum !=0 独立起作用
		 */
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0				为真
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("0",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0				为假
		 */
		
		mb = new machinebean(1,0,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("1",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件hasChange() 独立作用
		 */
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0				为假
		 * 条件hasChange()				为真
		 */
		
		mb = new machinebean(1,0,2,2,4,3);
		assertEquals(true,mb.getJuice());
		assertEquals("0",mb.getYuanNum());
		assertEquals("1",mb.getJiaoNum());
		assertEquals("2",mb.getJuiceNum());
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 条件jiaoNum !=0				为假
		 * 条件hasChange()				为假
		 */
		
		mb = new machinebean(1,0,1,0,4,3);
		assertEquals(false,mb.getJuice());
		assertEquals(true,mb.getFlag());
		
	}
	
	/*
	 * 测试方法：条件组合覆盖
	 */
	@Test
	public void testgetJuice6(){
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为真
		 * 
		 * 条件jiaoNum !=0			     为真
		 * 
		 * 条件hasChange()               为真
		 */
		
		mb = new machinebean(0,1,2,2,4,3);
		assertEquals(true,mb.getJuice());
		
		/*
		 * 条件juiceNum > 0 				为真
		 * 条件getTotalNum()>=juicePrice 为假
		 * 
		 * 条件jiaoNum !=0			     为假
		 * 
		 * 条件hasChange()               为假
		 */
		
		mb = new machinebean(0,0,2,2,4,3);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件juiceNum > 0 				为假
		 * 条件getTotalNum()>=juicePrice 为真
		 */
		
		mb = new machinebean(0,1,2,1,4,0);
		assertEquals(false,mb.getJuice());
		
		/*
		 * 条件juiceNum > 0 				为假
		 * 条件getTotalNum()>=juicePrice 为假
		 */
		
		mb = new machinebean(0,0,2,0,4,0);
		assertEquals(false,mb.getJuice());
	}
		
}