/*-
 * ============LICENSE_START=======================================================
 * ONAP : APPC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Copyright (C) 2017 Amdocs
 * =============================================================================
 * 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.
 * 
 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 * ============LICENSE_END=========================================================
 */

package org.onap.appc.dao.util;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.onap.appc.configuration.Configuration;
import org.onap.appc.configuration.ConfigurationFactory;
import org.onap.appc.dao.util.dbcp.DBConnectionPool;
import org.onap.appc.dao.util.exception.DBConnectionPoolException;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PowerMockIgnore;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;

import java.sql.Connection;
import java.sql.SQLException;
import java.util.Map;

import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyObject;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.powermock.api.mockito.PowerMockito.doReturn;
import static org.powermock.api.mockito.PowerMockito.mock;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
import static org.powermock.api.mockito.PowerMockito.when;
import static org.powermock.api.support.membermodification.MemberMatcher.method;

@RunWith(PowerMockRunner.class)
@PrepareForTest({ConfigurationFactory.class})
@PowerMockIgnore("javax.management.*")
public class AppcDatabaseConnectionPoolTest {
    private String dbName = "dbName";
    private String dbUrl = "jdbc:h2:mem:~/test;MODE=MYSQL;DB_CLOSE_DELAY=-1";
    private String username = "sa";
    private String password = "sa";
    private String driver = "org.h2.Driver";

    private Configuration configuration;

    private DBConnectionPool dbConnectionPool;
    private AppcDatabaseConnectionPool appcDatabaseConnectionPool;

    @Before
    public void setUp() throws Exception {
        mockStatic(ConfigurationFactory.class);
        when(ConfigurationFactory.getConfiguration()).thenReturn(configuration);
        appcDatabaseConnectionPool = spy(new AppcDatabaseConnectionPool(dbUrl, username, password, driver));
        dbConnectionPool = mock(DBConnectionPool.class);
        Whitebox.setInternalState(appcDatabaseConnectionPool, "dbConnectionPool", dbConnectionPool);
    }

    @Test
    public void testArgumentConstructor() {
        AppcDatabaseConnectionPool appcDatabaseConnectionPool = new AppcDatabaseConnectionPool(dbUrl, username,
            password, driver);
        Object dbConnectionPool = Whitebox.getInternalState(appcDatabaseConnectionPool, "dbConnectionPool");
        Assert.assertNotNull(dbConnectionPool);
    }

    @Test
    public void testGetConnection() throws SQLException {
        final Connection connection = appcDatabaseConnectionPool.getConnection();
        Mockito.verify(dbConnectionPool, times(1)).getConnection();
    }

    @Test
    public void testDestroy() throws SQLException {
        appcDatabaseConnectionPool.destroy();
        Mockito.verify(dbConnectionPool, times(1)).shutdown();
    }

    @Test
    public void testGetDataSourceStatus() {
        Map<String, Integer> dataSourceStatus = appcDatabaseConnectionPool.getDataSourceStatus();
        Mockito.verify(dbConnectionPool, times(1)).getDataSourceStatus();
    }
}