camel-2.8.x/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisQueueTest.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.camel.component.mybatis;

import java.sql.Connection;
import java.sql.Statement;
import java.util.List;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * @version 
 */
public class MyBatisQueueTest extends CamelTestSupport {

    @Test
    public void testConsume() throws Exception {

        MockEndpoint endpoint = getMockEndpoint("mock:results");
        endpoint.expectedMinimumMessageCount(2);

        Account account = new Account();
        account.setId(1);
        account.setFirstName("Bob");
        account.setLastName("Denver");
        account.setEmailAddress("TryGuessingGilligan@gmail.com");

        template.sendBody("direct:start", account);

        account = new Account();
        account.setId(2);
        account.setFirstName("Alan");
        account.setLastName("Hale");
        account.setEmailAddress("TryGuessingSkipper@gmail.com");

        template.sendBody("direct:start", account);

        assertMockEndpointsSatisfied();

        // need a delay here on slower machines
        Thread.sleep(1000);

        // now lets poll that the account has been inserted
        List body = template.requestBody("mybatis:selectProcessedAccounts?statementType=SelectList", null, List.class);

        assertEquals("Wrong size: " + body, 2, body.size());
        Account actual = assertIsInstanceOf(Account.class, body.get(0));

        assertEquals("Account.getFirstName()", "Bob", actual.getFirstName());
        assertEquals("Account.getLastName()", "Denver", actual.getLastName());

        body = template.requestBody("mybatis:selectUnprocessedAccounts?statementType=SelectList", null, List.class);
        assertEquals("Wrong size: " + body, 0, body.size());
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            public void configure() throws Exception {
                // START SNIPPET: e1
                from("mybatis:selectUnprocessedAccounts?consumer.onConsume=consumeAccount").to("mock:results");
                // END SNIPPET: e1

                from("direct:start").to("mybatis:insertAccount?statementType=Insert");
            }
        };
    }

    @Override
    @Before
    public void setUp() throws Exception {
        super.setUp();

        // lets create the database...
        Connection connection = createConnection();
        Statement statement = connection.createStatement();
        statement.execute("create table ACCOUNT ( ACC_ID INTEGER , ACC_FIRST_NAME VARCHAR(255), ACC_LAST_NAME VARCHAR(255), ACC_EMAIL VARCHAR(255), PROCESSED BOOLEAN DEFAULT false)");
        connection.close();
    }

    @Override
    @After
    public void tearDown() throws Exception {
        Connection connection = createConnection();
        Statement statement = connection.createStatement();
        statement.execute("drop table ACCOUNT");
        connection.close();

        super.tearDown();
    }

    private Connection createConnection() throws Exception {
        MyBatisEndpoint endpoint = resolveMandatoryEndpoint("mybatis:Account", MyBatisEndpoint.class);
        return endpoint.getSqlSessionFactory().getConfiguration().getEnvironment().getDataSource().getConnection();
    }

}