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实验四 黑盒测试之边界值分析法测试 人民币数字到大写转换
实验要求：
要求进行黑盒测试，使用边界值分析法分别进行测试。另外请考虑，如果使用因果图法进行测试，此程序的输入域中存在哪种制约条件，并举例说明。据此实验生成测试报告3；测试报告中至少包含等价类列表，依据边界值法生成的测试用例及输入域边界测试结论及输入域存在的制约条件。
import java.util.Scanner;
public class test3 {
//定义数字对应的汉字
public final static String[] num = {"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};
//定义单位
public final static String[] unit = {"", "拾", "佰", "仟"};
public static void main(String[] args) {
while (true) {
try {
System.out.println("请输入数字：");
Scanner sc = new Scanner(System.in);
String input = sc.next();
System.out.print("人民币");
//对数字进行整数和小数的分隔
String[] numString = input.split("\\.");
//若是整数则将其转换为有小数的数
if (numString.length == 1) {
input += ".0";
numString = input.split("\\.");
}
//将整数进行分隔
String[] zhengshu = numString[0].split("");
//将数字前的0去掉
while (zhengshu[0].equals("0") && zhengshu.length > 1) {
String[] tmp = new String[zhengshu.length - 1];
for (int i = 0; i < zhengshu.length - 1; i++) {
tmp[i] = zhengshu[i + 1];
}
zhengshu = tmp;
}
//对小数进行分隔
String[] xiaoshu = numString[1].split("");
//若格式不对则抛出异常
if (xiaoshu.length > 2 || numString.length != 2 || zhengshu.length > 12) {
throw new Exception();
} else if (xiaoshu.length == 1 && xiaoshu[0].equals("0")) {
//小数部分为0的情况
printInfo(zhengshu);
System.out.println("整");
} else if (xiaoshu.length == 1 && !xiaoshu[0].equals("0")) {
printInfo(zhengshu);
System.out.print(num[Integer.parseInt(xiaoshu[0])] + "角");
} else if (xiaoshu.length == 2) {
printInfo(zhengshu);
System.out.print(num[Integer.parseInt(xiaoshu[0])] + "角");
System.out.print(num[Integer.parseInt(xiaoshu[1])] + "分");
}
break;
} catch (NumberFormatException e) {
System.out.println("输入有误");
} catch (Exception e) {
System.out.println("输入有误");
}
}
}
public static void printInfo(String[] zhengshu) {
int tmp = 0; //该标志位用来记录对unit的操作地址
int zeroNum = 0; //记录从右到左第5到第8位0的个数
//数字为亿级
if (zhengshu.length > 8) {
for (int i = 0; i < zhengshu.length - 8; i++) {
int nums = Integer.parseInt(zhengshu[i]);
//判断相邻是否为0
if (zhengshu[i].equals("0") && zhengshu[i + 1].equals("0") && i + 1 < zhengshu.length - 8) {
continue;
}
//若0在级的最后一位则不输出
if (i == zhengshu.length-8-1 &&zhengshu[zhengshu.length-8-1].equals("0")){
break;
}
//若有相邻的0则输出最后一个0
if (zhengshu[i].equals("0")) {
System.out.print(num[nums]);
} else {
System.out.print(num[nums] + unit[zhengshu.length - 8 - 1 - i]);
}
}
System.out.print("亿");
for (int i = zhengshu.length - 8; i < zhengshu.length - 4; i++) {
int nums = Integer.parseInt(zhengshu[i]);
if (zhengshu[i].equals("0") && zhengshu[i + 1].equals("0") && i + 1 < zhengshu.length - 4) {
tmp++;
zeroNum++;
continue;
}
if (i == zhengshu.length - 5 && zhengshu[zhengshu.length - 5].equals("0")) {
break;
}
if (zhengshu[i].equals("0")) {
System.out.print(num[nums]);
tmp++;
} else {
System.out.print(num[nums] + unit[3 - tmp]);
tmp++;
}
}
if (zeroNum != 3) {
System.out.print("万");
}
tmp = 0;
for (int i = zhengshu.length - 4; i < zhengshu.length; i++) {
int nums = Integer.parseInt(zhengshu[i]);
if (i + 1 < zhengshu.length && zhengshu[i].equals("0") && zhengshu[i + 1].equals("0")) {
tmp++;
continue;
}
if (i == zhengshu.length - 1 && zhengshu[zhengshu.length - 1].equals("0")) {
break;
}
if (zhengshu[i].equals("0")) {
System.out.print(num[nums]);
tmp++;
} else {
System.out.print(num[nums] + unit[3 - tmp]);
tmp++;
}
}
System.out.print("元");
tmp = 0;
} else if (zhengshu.length > 4) { //数字为万级
for (int i = 0; i < zhengshu.length - 4; i++) {
int nums = Integer.parseInt(zhengshu[i]);
if (zhengshu[i].equals("0") && zhengshu[i + 1].equals("0") && i + 1 < zhengshu.length - 4) {
continue;
}
if (i == zhengshu.length - 4 -1 && zhengshu[zhengshu.length-4-1].equals("0")){
break;
}
if (zhengshu[i].equals("0")) {
System.out.print(num[nums]);
} else {
System.out.print(num[nums] + unit[zhengshu.length - 4 - 1 - i]);
}
}
System.out.print("万");
for (int i = zhengshu.length - 4; i < zhengshu.length; i++) {
int nums = Integer.parseInt(zhengshu[i]);
if (i + 1 < zhengshu.length && zhengshu[i].equals("0") && zhengshu[i + 1].equals("0")) {
tmp++;
continue;
}
if (i == zhengshu.length - 1 && zhengshu[zhengshu.length - 1].equals("0")) {
break;
}
if (zhengshu[i].equals("0")) {
System.out.print(num[nums]);
tmp++;
} else {
System.out.print(num[nums] + unit[3 - tmp]);
tmp++;
}
}
System.out.print("元");
} else if (zhengshu.length |