增加http监控支持

src/test/java/com/alibaba/druid/http/HttpServerTest2.java

@@ -1,8 +1,35 @@
 package com.alibaba.druid.http;
 
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+
 import junit.framework.TestCase;
 
+import com.alibaba.druid.pool.DruidDataSource;
+
 public class HttpServerTest2 extends TestCase {
+    private DruidDataSource dataSource;
+    
+    protected void setUp() throws Exception {
+        dataSource = new DruidDataSource();
+        dataSource.setUrl("jdbc:mock:xx");
+        dataSource.setFilters("stat");
+        dataSource.init();
+        
+        {
+            Connection conn = dataSource.getConnection();
+            PreparedStatement stmt = conn.prepareStatement("select 1");
+            ResultSet rs = stmt.executeQuery();
+            rs.close();
+            stmt.close();
+            conn.close();
+        }
+    }
+    
+    public void tearDown() throws Exception {
+        dataSource.close();
+    }
 
     public void test_httpServer() throws Exception {
         HttpServer server = new HttpServer();