Package org.apache.camel.component.sql

Source Code of org.apache.camel.component.sql.SqlConsumerDeleteBatchCompleteTest

/**
* 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.sql;

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;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;

/**
*
*/
public class SqlConsumerDeleteBatchCompleteTest extends CamelTestSupport {

    private EmbeddedDatabase db;
    private JdbcTemplate jdbcTemplate;

    @Before
    public void setUp() throws Exception {
        db = new EmbeddedDatabaseBuilder()
            .setType(EmbeddedDatabaseType.DERBY).addScript("sql/createAndPopulateDatabase.sql").build();

        jdbcTemplate = new JdbcTemplate(db);

        super.setUp();
    }

    @After
    public void tearDown() throws Exception {
        super.tearDown();

        db.shutdown();
    }

    @Test
    public void testConsume() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(3);

        assertMockEndpointsSatisfied();

        // some servers may be a bit slow for this
        for (int i = 0; i < 5; i++) {
            // give it a little tine to delete
            Thread.sleep(1000);
            int rows = jdbcTemplate.queryForObject("select count(*) from projects", Integer.class);
            if (rows == 0) {
                break;
            }
        }
        assertEquals("Should have deleted all 3 rows", new Integer(0), jdbcTemplate.queryForObject("select count(*) from projects", Integer.class));
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                getContext().getComponent("sql", SqlComponent.class).setDataSource(db);

                from("sql:select * from projects order by id?consumer.onConsumeBatchComplete=delete from projects")
                    .to("mock:result");
            }
        };
    }
}
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