CoderTest.java

package com.ztools.security;

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

import java.math.BigInteger;

import org.junit.Test;

import com.mtools.core.plugin.security.Coder;
 
/**
 * 
 * @author 梁栋
 * @version 1.0
 * @since 1.0
 */
public class CoderTest {
 
    @Test
    public void test() throws Exception {
        String inputStr = "简单加密";
        System.err.println("原文:\n" + inputStr);
 
        byte[] inputData = inputStr.getBytes();
        String code = Coder.encryptBASE64(inputData);
 
        System.err.println("BASE64加密后:\n" + code);
 
        byte[] output = Coder.decryptBASE64(code);
 
        String outputStr = new String(output);
 
        System.err.println("BASE64解密后:\n" + outputStr);
 
        // 验证BASE64加密解密一致性
        assertEquals(inputStr, outputStr);
 
        // 验证MD5对于同一内容加密是否一致
        assertArrayEquals(Coder.encryptMD5(inputData), Coder
                .encryptMD5(inputData));
 
        // 验证SHA对于同一内容加密是否一致
        assertArrayEquals(Coder.encryptSHA(inputData), Coder
                .encryptSHA(inputData));
 
        String key = Coder.initMacKey();
        System.err.println("Mac密钥:\n" + key);
 
        // 验证HMAC对于同一内容，同一密钥加密是否一致
        assertArrayEquals(Coder.encryptHMAC(inputData, key), Coder.encryptHMAC(
                inputData, key));
 
        BigInteger md5 = new BigInteger(Coder.encryptMD5(inputData));
        System.err.println("MD5:\n" + md5.toString(16));
 
        BigInteger sha = new BigInteger(Coder.encryptSHA(inputData));
        System.err.println("SHA:\n" + sha.toString(32));
 
        BigInteger mac = new BigInteger(Coder.encryptHMAC(inputData, inputStr));
        System.err.println("HMAC:\n" + mac.toString(16));
    }
}