AbstractPersistenceTest.java example

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blaze-persistence-master
/*
 * Copyright 2014 - 2017 Blazebit.
 *
 * 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.blazebit.persistence.testsuite.base;

import org.datanucleus.ExecutionContext;
import org.datanucleus.store.StoreManager;

import javax.persistence.EntityManager;
import java.sql.Connection;
import java.util.Properties;

/**
 *
 * @author Christian Beikov
 * @since 1.0
 */
public abstract class AbstractPersistenceTest extends AbstractJpaPersistenceTest {

    @Override
    protected Properties applyProperties(Properties properties) {
        properties.put("datanucleus.rdbms.mysql.characterSet", "utf8mb4");
        properties.put("datanucleus.rdbms.mysql.collation", "utf8mb4_bin");
        return properties;
    }

    @Override
    protected boolean supportsMapKeyDeReference() {
        return true;
    }

    @Override
    protected boolean supportsInverseSetCorrelationJoinsSubtypesWhenJoined() {
        return true;
    }

    @Override
    protected Connection getConnection(EntityManager em) {
        return (Connection) em.unwrap(StoreManager.class).getConnection(em.unwrap(ExecutionContext.class)).getConnection();
    }
}