gobblin.writer.jdbc.JdbcBufferedInserterTestBase.java Source code

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Here is the source code for gobblin.writer.jdbc.JdbcBufferedInserterTestBase.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,
 * 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 gobblin.writer.jdbc;

import static org.mockito.Mockito.mock;

import java.sql.Connection;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.lang.RandomStringUtils;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

import gobblin.configuration.State;
import gobblin.converter.jdbc.JdbcEntryData;
import gobblin.converter.jdbc.JdbcEntryDatum;
import gobblin.writer.commands.JdbcBufferedInserter;

@Test(groups = { "gobblin.writer" }, singleThreaded = true)
public abstract class JdbcBufferedInserterTestBase {

    protected Connection conn;
    protected String db = "db";
    protected String table = "stg";

    protected abstract JdbcBufferedInserter getJdbcBufferedInserter(State state, Connection conn);

    @BeforeMethod
    public void setUp() throws Exception {
        this.conn = mock(Connection.class);
    }

    protected List<JdbcEntryData> createJdbcEntries(int colNums, int colSize, int entryCount) {
        Set<String> colNames = new HashSet<>();
        while (colNames.size() < colNums) {
            String colName = RandomStringUtils.randomAlphabetic(colSize);
            if (colNames.contains(colName)) {
                continue;
            }
            colNames.add(colName);
        }

        List<JdbcEntryData> result = new ArrayList<>();
        for (int i = 0; i < entryCount; i++) {
            result.add(createJdbcEntry(colNames, colSize));
        }
        return result;
    }

    private JdbcEntryData createJdbcEntry(Collection<String> colNames, int colSize) {
        List<JdbcEntryDatum> datumList = new ArrayList<>();
        for (String colName : colNames) {
            JdbcEntryDatum datum = new JdbcEntryDatum(colName, RandomStringUtils.randomAlphabetic(colSize));
            datumList.add(datum);
        }
        return new JdbcEntryData(datumList);
    }
}