software_testing_work3_question2

package com.Phantom;

import java.rmi.server.Operation;
import java.util.Scanner;

public class Work3_2 {

    /**
     * @param args
     */
    float x;
    float y;
    String step1;
    String step2;
    String step3;

    public void setX(float x) {
        this.x = x;
    }

    public void setY(float y) {
        this.y = y;
    }

    public Work3_2() {
    }

    
    public int operation(){
        step1="a";
        if(x<4||y>0){
            step2="b";
            if(y>1){
                step3="c";
                y=y+1;
            }
            else{
                step3="d";
            }
        }
        else{
            step2="e";
            if(x>=5){
                step3="f";
                x=x-y;
            }
            else{
                step3="g";
                x=x+y;
            }
        }
        System.out.println("输出X >>>"+x);
        System.out.println("输出Y >>>"+y);
        System.out.println("路径:");
        System.out.println(step1+"——>"+step2+"——>"+step3);
        return 0;
    }

}

测试类

package com.Phantom;

import static org.junit.Assert.*;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;

public class Work3_2_teting {
    private Work3_2 w1;
    @Before
    public void setUp() throws Exception {
        w1=new Work3_2();
    }

    @After
    public void tearDown() throws Exception {
    }

    @Test
    public void test() {
        /*
         * a-e-g
         * */
        w1.setX(4);
        w1.setY(0);
        w1.operation();
        System.out.println("-----------------");
        /*
         * a-e-f
         * */
        w1.setX(5);
        w1.setY(0);
        w1.operation();
        System.out.println("-----------------");
        /*
         * a-b-d_(1)
         * */
        w1.setX(4);
        w1.setY((float) 0.1);
        w1.operation();
        System.out.println("-----------------");
        /*
         * a-b-d_(2)
         * */
        w1.setX(3);
        w1.setY(-1);
        w1.operation();
        System.out.println("-----------------");
        /*
         * a-b-c
         * */
        w1.setX(4);
        w1.setY(2);
        w1.operation();
        System.out.println("-----------------");
        
    }

}

运行junit测试