add configTool

src/test/java/com/alibaba/druid/bvt/filter/config/ConfigToolTest.java

@@ -0,0 +1,29 @@
+package com.alibaba.druid.bvt.filter.config;
+
+import java.util.Map;
+
+import junit.framework.Assert;
+import junit.framework.TestCase;
+
+import com.alibaba.druid.filter.config.ConfigTool;
+
+public class ConfigToolTest extends TestCase {
+
+    public void test_configTool() throws Exception {
+        Map<String, String> result = ConfigTool.gen(1024);
+
+        String publicKey = result.get("publicKey");
+        String privateKey = result.get("privateKey");
+
+        System.out.println("publicKey : " + publicKey);
+        System.out.println("privateKey : " + privateKey);
+
+        String cipher = ConfigTool.encrypt(privateKey, "abcdef").get("result");
+        System.out.println("cipher : " + cipher);
+
+        String plain = ConfigTool.decrypt(publicKey, cipher).get("result");
+        System.out.println("plain : " + plain);
+        
+        Assert.assertEquals("abcdef", plain);
+    }
+}