com.github.woozoo73.test.dummy.ProcessorTest.java Source code

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Here is the source code for com.github.woozoo73.test.dummy.ProcessorTest.java

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/*
 * Copyright 2013 the original author or authors.
 *
 * Licensed 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 com.github.woozoo73.test.dummy;

import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hsqldb.Server;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.factory.annotation.Autowired;

import com.github.woozoo73.ht.callback.StatisticsRecorder;
import com.github.woozoo73.test.AbstractSpringTestCase;

public class ProcessorTest extends AbstractSpringTestCase {

    protected static final Log logger = LogFactory.getLog(ProcessorTest.class);

    @Autowired
    private Processor processor;

    private Server server;

    @Before
    public void setUp() throws Exception {
        startHsqldb();

        try {
            executeUpdate("CREATE TABLE USER ( ID VARCHAR(36) NOT NULL, NAME VARCHAR(100) NOT NULL )", null);
        } catch (Exception e) {
        }
    }

    @After
    public void tearDown() throws Exception {
        shutdownHsqldb();
    }

    @AfterClass
    public static void tearDownAfterClass() {
        showStatistics();
    }

    protected void startHsqldb() {
        server = new Server();
        server.setLogWriter(new PrintWriter(System.out));
        server.setErrWriter(new PrintWriter(System.out));
        server.start();
    }

    protected void shutdownHsqldb() {
        try {
            server.shutdown();
        } catch (Exception t) {
            logger.warn(t.getMessage(), t);
        }
    }

    protected static void showStatistics() {
        logger.debug(StatisticsRecorder.prettyPrint());
    }

    @Test
    public void testProcess() {
        processor.process("foo");
    }

    @Test(expected = IllegalStateException.class)
    public void testProcessWithNull() {
        processor.process(null);
    }

    private int executeUpdate(String sql, Object[] args) {
        int result = 0;
        Connection con = null;
        PreparedStatement ps = null;

        try {
            con = getConnection();
            ps = con.prepareStatement(sql);
            if (args != null) {
                for (int i = 0; i < args.length; i++) {
                    ps.setObject(i + 1, args[i]);
                }
            }

            result = ps.executeUpdate();
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            if (ps != null) {
                try {
                    ps.close();
                } catch (SQLException e) {
                }
            }
            if (con != null) {
                try {
                    con.close();
                } catch (SQLException e) {
                }
            }
        }

        return result;
    }

    private Connection getConnection() throws Exception {
        Connection con = DriverManager.getConnection("jdbc:hsqldb:mem:testdb", "SA", "");

        return con;
    }

}