public class TestAppium{
    public static main(String[] args) throws Exception{
        //定义DesiredCapabilities对象
        DesiredCapabilities dc = new DesiredCapabilities();
        //设定DesiredCapabilities的属性
        dc.setCapability("deviceName","127.0.0.1:56001");//adb命令查出的设备的编号
        dc.setCapability("automationName","Appium");//设置自动化测试工具名称
        dc.setCapability("platformName","Android");//设置平台系统名称
        dc.setCapability("platformVersion","4.4.4");//设置Android系统版本号
        dc.setCapability("appPackage","com.youba.calculate");//设置目标app包名
        dc.setCapability("appActivity",".MainActivity");//设置目标app的启动界面
        
        /**
        * url:指的是本地appium服务的IP地址及对应的端口号(appium的默认端口号是4723)
        * 通过该地址可以使appium连接Android设备
        *
        * Capabilities:就是DesiredCapabilities对象
        **/
        //定义appium驱动对象 打开本地app驱动(appium)
        AppiumDriver appd = new AppiumDriver(new URL("http://127.0.0.1/wd/hub"),dc);
        
        //写脚本,让计算器计算54+68
        appd.findElement(By.id("com.youba.calculate:id/btn_five")).click();
        appd.findElement(By.id("com.youba.calculate:id/btn_four")).click();
        appd.findElement(By.id("com.youba.calculate:id/btn_plus")).click();
        appd.findElement(By.id("com.youba.calculate:id/btn_six")).click();
        appd.findElement(By.id("com.youba.calculate:id/btn_eight")).click();
        appd.findElement(By.id("com.youba.calculate:id/btn_equal")).click();
        
        appd.closeApp();
    }
}

public class EmployeeDetails {

   private String name;
   private double monthlySalary;
   private int age;

   /**
   * @return the name
   */
   public String getName() {
      return name;
   }
   /**
   * @param name the name to set
   */
   public void setName(String name) {
      this.name = name;
   }
   /**
   * @return the monthlySalary
   */
   public double getMonthlySalary() {
      return monthlySalary;
   }
   /**
   * @param monthlySalary the monthlySalary to set
   */
   public void setMonthlySalary(double monthlySalary) {
      this.monthlySalary = monthlySalary;
   }
   /**
   * @return the age
   */
   public int getAge() {
      return age;
   }
   /**
   * @param age the age to set
   */
   public void setAge(int age) {
   this.age = age;
   }
}

public class EmpBusinessLogic {
   // Calculate the yearly salary of employee
   public double calculateYearlySalary(EmployeeDetails employeeDetails){
      double yearlySalary=0;
      yearlySalary = employeeDetails.getMonthlySalary() * 12;
      return yearlySalary;
   }

   // Calculate the appraisal amount of employee
   public double calculateAppraisal(EmployeeDetails employeeDetails){
      double appraisal=0;
      if(employeeDetails.getMonthlySalary() < 10000){
         appraisal = 500;
      }else{
         appraisal = 1000;
      }
      return appraisal;
   }
}

import org.junit.Test;
import static org.junit.Assert.assertEquals;

public class TestEmployeeDetails {
   EmpBusinessLogic empBusinessLogic =new EmpBusinessLogic();
   EmployeeDetails employee = new EmployeeDetails();

   //test to check appraisal
   @Test
   public void testCalculateAppriasal() {
      employee.setName("Rajeev");
      employee.setAge(25);
      employee.setMonthlySalary(8000);
      double appraisal= empBusinessLogic.calculateAppraisal(employee);
      assertEquals(500, appraisal, 0.0);
   }

   // test to check yearly salary
   @Test
   public void testCalculateYearlySalary() {
      employee.setName("Rajeev");
      employee.setAge(25);
      employee.setMonthlySalary(8000);
      double salary= empBusinessLogic.calculateYearlySalary(employee);
      assertEquals(96000, salary, 0.0);
   }
}

import org.junit.runner.JUnitCore;
import org.junit.runner.Result;
import org.junit.runner.notification.Failure;

public class TestRunner {
   public static void main(String[] args) {
      Result result = JUnitCore.runClasses(TestEmployeeDetails.class);
      for (Failure failure : result.getFailures()) {
         System.out.println(failure.toString());
      }
      System.out.println(result.wasSuccessful());
   }
} 

C:\JUNIT_WORKSPACE>javac EmployeeDetails.java 
EmpBusinessLogic.java TestEmployeeDetails.java TestRunner.java

C:\JUNIT_WORKSPACE>java TestRunner

true