测试环境
测试模块 |
测试输入的数据 |
预期结果 |
误差允许的范围 |
最后测试结果 |
复利计算年利率公式 q = n * (Math.pow(F / P, 1.0 / (year * n)) - 1) |
( 本金p,复利次数n,年终值F,年限year) |
年利率q | ||
1 | (10000 ,2, 20000 ,3) | 0.24492409661874603 | 0.0 |
ture |
2 |
(10000,2,20000,3) |
0.26 | 0.01 |
false |
复利计算本金 P = F / Math.pow((1 + q / n), year * n) |
( 年利率q,复利次数n,年终值F,年限year)
|
本金p |
|
|
1 |
(0.03,2,20000,3) |
18290.843850357436 |
0.0 |
ture |
2 |
(0.03,2,20000,3) |
18290.88 |
0.02 |
false |
3 |
(0.03,0,20000,3) | 20000.0 | 0.0 |
ture |
以上是部分功能的测试模块几个结果
测试的主要代码如下:
测试年利率:
正常情况
public void testAPY() { // fail("尚未实现"); int year=3, n=2; double q, F=20000, P=10000; q = n * (Math.pow(F / P, 1.0 / (year * n)) - 1); //assertEquals(0.26,0.24492409661874603,0.01 ); assertEquals(0.24492409661874603,0.24492409661874603,0.0 ); }
异常情况
public void testAPY() { // fail("尚未实现"); int year=3, n=2; double q, F=20000, P=10000; q = n * (Math.pow(F / P, 1.0 / (year * n)) - 1); assertEquals(0.26,0.24492409661874603,0.01 ); //assertEquals(0.24492409661874603,0.24492409661874603,0.0 ); }
测试本金:
public void testPrincipal() { //fail("尚未实现"); double q=0.03; double P; int year=3,n=2; double F=20000; P = F / Math.pow((1 + q / n), year * n); Assert.assertEquals(18290.843850357436, 18290.843850357436,0.0); //assertEquals(18290.88, 18290.843850357436,0.02); }
测试结果:
源代码:http://www.cnblogs.com/4249ken/p/5338718.html
测试代码:http://www.cnblogs.com/4249ken/p/5338730.html
应用到的测试功能的学习网址:http://tips1000.com/archives/189.html