modules/jdbc-pool/src/test/java/org/apache/tomcat/jdbc/test/Bug50805.java

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 * 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,
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 * See the License for the specific language governing permissions and
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package org.apache.tomcat.jdbc.test;

import java.sql.Connection;
import java.util.concurrent.Future;

import org.junit.Assert;
import org.junit.Test;

public class Bug50805 extends DefaultTestCase {

    @Test
    public void test50805() throws Exception {
        this.datasource.setInitialSize(0);
        this.datasource.setMaxActive(10);
        this.datasource.setMinIdle(1);

        Assert.assertEquals("Current size should be 0.", 0, this.datasource.getSize());

        this.datasource.getConnection().close();

        Assert.assertEquals("Current size should be 1.", 1, this.datasource.getSize());
        Assert.assertEquals("Idle size should be 1.", 1, this.datasource.getIdle());
        Assert.assertEquals("Busy size should be 0.", 0, this.datasource.getActive());

        Future<Connection> fc = this.datasource.getConnectionAsync();

        Connection con = fc.get();

        Assert.assertEquals("Current size should be 1.", 1, this.datasource.getSize());
        Assert.assertEquals("Idle size should be 0.", 0, this.datasource.getIdle());
        Assert.assertEquals("Busy size should be 1.", 1, this.datasource.getActive());

        con.close();
        Assert.assertEquals("Current size should be 1.", 1, this.datasource.getSize());
        Assert.assertEquals("Idle size should be 1.", 1, this.datasource.getIdle());
        Assert.assertEquals("Busy size should be 0.", 0, this.datasource.getActive());
    }
}