import static org.junit.Assert.assertTrue;

import java.sql.Connection;
import java.sql.SQLException;

import org.junit.Test;

public class TestWrap {

    @Test
    public void testIsWrapFor() {
        Connection conn = null;
        try {
            System.out.println("Connecting to database...");
            conn = Utils.getUserConnection();
            boolean result = conn.isWrapperFor(Connection.class);
            assertTrue("It is wrapper for this interface", result);
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    @Test(expected = SQLException.class)
    public void testConnectIsClose() throws SQLException {
        Connection conn = null;
        try {
            System.out.println("Connecting to database...");
            conn = Utils.getUserConnection();
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
        conn.isWrapperFor(Connection.class) ;
    }

    @Test
    public void testUnwrap() {
        Connection conn = null;
        try {
            System.out.println("Connecting to database...");
            conn = Utils.getUserConnection();
            boolean result = conn.unwrap(Connection.class) instanceof Connection;
            assertTrue("It is unwrape for this interface", result);
            result = conn.unwrap(Connection.class) instanceof TestWrap;
            assertTrue("It is unwrape for this interface", !result);
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

@@ -1,12 +1,878 @@
+/*%0A/* @@@ START COPYRIGHT @@@%0A/*%0A/*%0ALicensed to the Apache Software Foundation (ASF) under one%0A/*%0Aor more contributor license agreements.  See the NOTICE file%0A/*%0Adistributed with this work for additional information%0A/*%0Aregarding copyright ownership.  The ASF licenses this file%0A/*%0Ato you under the Apache License, Version 2.0 (the%0A/*%0A%22License%22); you may not use this file except in compliance%0A/*%0Awith the License.  You may obtain a copy of the License at%0A/*%0A/*%0A  http://www.apache.org/licenses/LICENSE-2.0%0A/*%0A/*%0AUnless required by applicable law or agreed to in writing,%0A/*%0Asoftware distributed under the License is distributed on an%0A/*%0A%22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A/*%0AKIND, either express or implied.  See the License for the%0A/*%0Aspecific language governing permissions and limitations%0A/*%0Aunder the License.%0A/*%0A/* @@@ END COPYRIGHT @@@%0A/*/%0A
 import stati

add copyright