修正Oracle Driver下 FilterChainImpl的unwrap的bug

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@322 b9813039-fb51-4c41-a8b9-e21c2acb5095

src/test/java/com/alibaba/druid/pool/TestOracle.java

@@ -0,0 +1,32 @@
+package com.alibaba.druid.pool;
+
+import java.sql.Connection;
+
+import junit.framework.TestCase;
+
+import com.alibaba.druid.pool.vendor.MySqlExceptionSorter;
+
+public class TestOracle extends TestCase {
+
+    private String jdbcUrl;
+    private String user;
+    private String password;
+
+    public void setUp() throws Exception {
+        jdbcUrl = "jdbc:oracle:thin:@10.20.149.85:1521:ocnauto";
+        user = "alibaba";
+        password = "ccbuauto";
+    }
+
+    public void test_0() throws Exception {
+        DruidDataSource dataSource = new DruidDataSource();
+        dataSource.setUrl(jdbcUrl);
+        dataSource.setUsername(user);
+        dataSource.setPassword(password);
+        dataSource.setFilters("stat");
+        dataSource.setExceptionSoter(MySqlExceptionSorter.class.getName());
+
+        Connection conn = dataSource.getConnection();
+        conn.close();
+    }
+}