Hey everyone,
I'm Priyanshi Sharma.
3rd year B.tech student studying Computer Science.
I'd like to contribute.
Can someone please help me get started?


On Fri, Jul 28, 2017 at 7:41 PM, szvasas <g...@git.apache.org> wrote:

> Github user szvasas commented on a diff in the pull request:
>
>     https://github.com/apache/sqoop/pull/38#discussion_r130098876
>
>     --- Diff: src/test/com/cloudera/sqoop/JobToolTest.java ---
>     @@ -0,0 +1,258 @@
>     +/**
>     + * 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 com.cloudera.sqoop;
>     +
>     +import com.cloudera.sqoop.manager.MySQLTestUtils;
>     +import com.cloudera.sqoop.manager.OracleUtils;
>     +import com.cloudera.sqoop.testutil.BaseSqoopTestCase;
>     +import com.cloudera.sqoop.testutil.CommonArgs;
>     +import org.apache.commons.logging.Log;
>     +import org.apache.commons.logging.LogFactory;
>     +import org.apache.hadoop.conf.Configuration;
>     +import org.apache.sqoop.Sqoop;
>     +import org.apache.sqoop.manager.ConnManager;
>     +import org.apache.sqoop.manager.DefaultManagerFactory;
>     +import org.apache.sqoop.manager.sqlserver.MSSQLTestUtils;
>     +import org.apache.sqoop.tool.JobTool;
>     +import org.junit.After;
>     +import org.junit.Before;
>     +import org.junit.Test;
>     +import org.junit.runner.RunWith;
>     +import org.junit.runners.Parameterized;
>     +
>     +import java.io.IOException;
>     +import java.sql.Connection;
>     +import java.sql.SQLException;
>     +import java.sql.Statement;
>     +import java.util.ArrayList;
>     +import java.util.Arrays;
>     +
>     +import static org.junit.Assert.assertEquals;
>     +
>     +@RunWith(Parameterized.class)
>     +public class JobToolTest extends BaseSqoopTestCase {
>     +
>     +    public static final Log LOG = LogFactory
>     +            .getLog(MetaConnectIncrementalImportTe
> st.class.getName());
>     +
>     +    private static MySQLTestUtils mySQLTestUtils = new
> MySQLTestUtils();
>     +    private static MSSQLTestUtils msSQLTestUtils = new
> MSSQLTestUtils();
>     +    ConnManager cm;
>     +
>     +    @Parameterized.Parameters(name = "metaConnectString = {0},
> metaUser = {1}, metaPassword = {2}")
>     +    public static Iterable<? extends Object> dbConnectParameters() {
>     +        return Arrays.asList(
>     +                new Object[] {
>     +                        mySQLTestUtils.getHostUrl(),
> mySQLTestUtils.getUserName(),
>     +                        mySQLTestUtils.getUserPass()
>     +                },
>     +                new Object[] {
>     +                        OracleUtils.CONNECT_STRING,
> OracleUtils.ORACLE_USER_NAME,
>     +                        OracleUtils.ORACLE_USER_PASS
>     +                },
>     +                new Object[] {
>     +                        msSQLTestUtils.getDBConnectString(),
> msSQLTestUtils.getDBUserName(),
>     +                        msSQLTestUtils.getDBPassWord()
>     +                },
>     +                new Object[] {
>     +                        System.getProperty(
>     +                                "sqoop.test.postgresql.
> connectstring.host_url",
>     +                                "jdbc:postgresql://localhost/"),
>     +                        System.getProperty(
>     +                                "sqoop.test.postgresql.
> connectstring.username",
>     +                                "sqooptest"),
>     +                        System.getProperty(
>     +                                "sqoop.test.postgresql.
> connectstring.password"),
>     +                },
>     +                new Object[] {
>     +                        System.getProperty(
>     +                                "sqoop.test.db2.connectstring.
> host_url",
>     +                                "jdbc:db2://db2host:50000"),
>     +                        System.getProperty(
>     +                                "sqoop.test.db2.connectstring.
> username",
>     +                                "SQOOP"),
>     +                        System.getProperty(
>     +                                "sqoop.test.db2.connectstring.
> password",
>     +                                "SQOOP"),
>     +                },
>     +                new Object[] { "jdbc:hsqldb:mem:sqoopmetastore",
> "SA" , "" }
>     +        );
>     +    }
>     +
>     +    @Before
>     +    public void setUp() {
>     +        super.setUp();
>     +
>     +        SqoopOptions options = getSqoopOptions();
>     +
>     +        Connection conn = getConnection(options);
>     +
>     +        try {
>     +            Statement statement = conn.createStatement();
>     +            statement.execute("DROP TABLE SQOOP_ROOT");
>     +            statement.execute("DROP TABLE SQOOP_SESSIONS");
>     +            conn.commit();
>     +        } catch (Exception e) {
>     +            LOG.error("Failed to clear metastore database");
>     +        }
>     +        //Methods from BaseSqoopTestClass reference the test Hsqldb
> database, not the metastore
>     +        try{
>     +            dropTableIfExists("CarLocations");
>     +        } catch (SQLException e) {
>     +            LOG.error("Failed to drop table CarLocations");
>     +        }
>     +        setCurTableName("CarLocations");
>     +        createTableWithColTypesAndNames(
>     +                new String [] {"carId", "Locations"},
>     +                new String [] {"INTEGER", "VARCHAR"},
>     +                new String [] {"1", "'Lexus'"});
>     +    }
>     +
>     +    private Connection getConnection(SqoopOptions options) {
>     +        try {
>     +            com.cloudera.sqoop.metastore.JobData jd = new
> com.cloudera.sqoop.metastore.JobData(options, null);
>     +            DefaultManagerFactory dmf = new DefaultManagerFactory();
>     +            cm = dmf.accept(jd);
>     +            return cm.getConnection();
>     +        } catch (SQLException e) {
>     +            LOG.error("Failed to create a connection to the
> Metastore");
>     +            return  null;
>     +        }
>     +    }
>     +
>     +    private SqoopOptions getSqoopOptions() {
>     +        SqoopOptions options = new SqoopOptions();
>     +        options.setConnectString(metaConnectString);
>     +        options.setUsername(metaUser);
>     +        options.setPassword(metaPass);
>     +        return options;
>     +    }
>     +
>     +    @After
>     +    public void tearDown() {
>     +        super.tearDown();
>     +
>     +        try {
>     +            cm.close();
>     +        } catch (SQLException e) {
>     +            LOG.error("Failed to close ConnManager");
>     +        }
>     +
>     +    }
>     +
>     +    private String metaConnectString;
>     +    private String metaUser;
>     +    private String metaPass;
>     +
>     +
>     +    public JobToolTest(String metaConnectString, String metaUser,
> String metaPass) {
>     +        this.metaConnectString = metaConnectString;
>     +        this.metaUser = metaUser;
>     +        this.metaPass = metaPass;
>     +    }
>     +
>     +    protected String[] getCreateJob(String metaConnectString, String
> metaUser, String metaPass) {
>     +        ArrayList<String> args = new ArrayList<String>();
>     +        CommonArgs.addHadoopFlags(args);
>     +        args.add("--create");
>     +        args.add("testJob");
>     +        args.add("--meta-connect");
>     +        args.add(metaConnectString);
>     +        args.add("--meta-username");
>     +        args.add(metaUser);
>     +        args.add("--meta-password");
>     +        args.add(metaPass);
>     +        args.add("--");
>     +        args.add("list-tables");
>     +        args.add("--connect");
>     +        args.add(getConnectString());
>     +
>     +        return args.toArray(new String[0]);
>     +    }
>     +
>     +    protected String[] getExecJob(String metaConnectString, String
> metaUser, String metaPass) {
>     +        ArrayList<String> args = new ArrayList<String>();
>     --- End diff --
>
>     Use superinterface instead of concrete implementation.
>
>
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