作业8：单元测试练习

必做一

测试用例
序号	测试输入三条边（a,b,c)	测试预言（Oracle:不是三角形，不等边，等腰，等边三角形
1	3,4,5	不等边
2	5,6,6	等腰
3	-1,3,4	不是三角形
4	6,-5,7	不是三角形
5	6,6,6	等边
6	3,3,3	不等边
7	0,5,7	不等边
8	6,5,4	等边

必做二

package 三角形;

import static org.junit.Assert.*;

    import org.junit.Test;

    public class TestTriangle{
        @Test
        public void testIsTriangle1(){
            Triangle t = new Triangle(3,4,5);
            assertEquals(t.getType(t),"Scalene");
        }
    
        @Test
        public void testIsTriangle2(){
            Triangle t = new Triangle(5,6,6);
            assertEquals(t.getType(t),"Isoceles");
        }
    
        @Test
        public void testIsTriangle3(){
            Triangle t = new Triangle(-1,3,4);
            assertEquals(t.getType(t),"Illegal");
        }
        @Test
        public void testIsTriangle4(){
            Triangle t = new Triangle(6,-5,7);
            assertEquals(t.getType(t),"Illegal");
        }
        @Test
        public void testIsTriangle5(){
            Triangle t = new Triangle(6,6,6);
            assertEquals(t.getType(t),"Regular");
        }
        @Test
        public void testIsTriangle6(){
            Triangle t = new Triangle(3,3,3);
            assertEquals(t.getType(t),"Scalene");
        }
        @Test
        public void testIsTriangle7(){
            Triangle t = new Triangle(0,5,7);
            assertEquals(t.getType(t),"Scalene");
        }
        @Test
        public void testIsTriangle8(){
            Triangle t = new Triangle(6,5,4);
            assertEquals(t.getType(t),"Regular");
        }
    }

必做三

这次使用了Junit功能，使用测试类的assertEquals方法来判断结果，测试的结果和自己的预想一致，学习到以前从没用过的新功能。