package org.wamblee.support.persistence;

import java.sql.Connection;

import javax.sql.DataSource;

import org.junit.Test;
import org.wamblee.support.persistence.Database;
import org.wamblee.support.persistence.DatabaseBuilder;
import org.wamblee.support.persistence.DatabaseProvider;
import org.wamblee.support.persistence.ExternalDatabase;

import static junit.framework.TestCase.*;

public class ExternalDatabaseTest {

    @Test
    public void testExternalDB() throws Exception {
        // Connect to inmemory db using External database class.

        Database inmemory = DatabaseBuilder
            .getDatabase(DatabaseProvider.CAPABILITY_IN_MEMORY);
        try {
            inmemory.start();

            System.setProperty(ExternalDatabase.DB_URL_PROP, inmemory
                .getExternalJdbcUrl());
            System.setProperty(ExternalDatabase.DB_USER_PROP, inmemory
                .getUsername());
            System.setProperty(ExternalDatabase.DB_PASSWORD_PROP, inmemory
                .getPassword());

            Database external = DatabaseBuilder
                .getDatabase(DatabaseProvider.CAPABILITY_EXTERNAL);
            assertTrue(external instanceof ExternalDatabase);
            try {
                DataSource ds = external.start();
                Connection conn = ds.getConnection();
                try {
                    System.out.println("Database name: " +
                        conn.getMetaData().getDatabaseProductName());
                } finally {
                    conn.close();
                }
            } finally {
                external.stop();
            }
        } finally {
            inmemory.stop();
        }

    }
}