hawq-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From tzolov <...@git.apache.org>
Subject [GitHub] incubator-hawq pull request: HAWQ-178: Add JSON plugin support in ...
Date Thu, 04 Feb 2016 11:56:33 GMT
Github user tzolov commented on a diff in the pull request:

    https://github.com/apache/incubator-hawq/pull/302#discussion_r51863107
  
    --- Diff: pxf/pxf-json/src/test/java/org/apache/hawq/pxf/plugins/json/JsonExtensionTest.java
---
    @@ -0,0 +1,288 @@
    +package org.apache.hawq.pxf.plugins.json;
    +
    +/*
    + * 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.
    + */
    +
    +import java.io.File;
    +import java.util.ArrayList;
    +import java.util.List;
    +
    +import org.apache.hadoop.fs.Path;
    +import org.apache.hawq.pxf.api.Fragmenter;
    +import org.apache.hawq.pxf.api.ReadAccessor;
    +import org.apache.hawq.pxf.api.ReadResolver;
    +import org.apache.hawq.pxf.api.io.DataType;
    +import org.apache.hawq.pxf.plugins.hdfs.HdfsDataFragmenter;
    +import org.apache.hawq.pxf.plugins.json.JsonAccessor;
    +import org.apache.hawq.pxf.plugins.json.JsonResolver;
    +import org.junit.After;
    +import org.junit.Before;
    +import org.junit.Test;
    +
    +public class JsonExtensionTest extends PxfUnit {
    +
    +	private List<Pair<String, DataType>> columnDefs = null;
    +	private List<Pair<String, String>> extraParams = new ArrayList<Pair<String,
String>>();
    +
    +	@Before
    +	public void before() {
    +
    +		columnDefs = new ArrayList<Pair<String, DataType>>();
    +
    +		columnDefs.add(new Pair<String, DataType>("created_at", DataType.TEXT));
    +		columnDefs.add(new Pair<String, DataType>("id", DataType.BIGINT));
    +		columnDefs.add(new Pair<String, DataType>("text", DataType.TEXT));
    +		columnDefs.add(new Pair<String, DataType>("user.screen_name", DataType.TEXT));
    +		columnDefs.add(new Pair<String, DataType>("entities.hashtags[0]", DataType.TEXT));
    +		columnDefs.add(new Pair<String, DataType>("coordinates.coordinates[0]", DataType.FLOAT8));
    +		columnDefs.add(new Pair<String, DataType>("coordinates.coordinates[1]", DataType.FLOAT8));
    +	}
    +
    +	@After
    +	public void cleanup() throws Exception {
    +		columnDefs.clear();
    +		extraParams.clear();
    +	}
    +
    +	@Test
    +	public void testCompressedMultilineJsonFile() throws Exception {
    +
    +		extraParams.add(new Pair<String, String>("IDENTIFIER", "created_at"));
    +
    +		List<String> output = new ArrayList<String>();
    +
    +		output.add("Fri Jun 07 22:45:02 +0000 2013,343136547115253761,text1,SpreadButter,tweetCongress,,");
    +		output.add("Fri Jun 07 22:45:02 +0000 2013,343136547123646465,text2,patronusdeadly,,,");
    +		output.add("Fri Jun 07 22:45:02 +0000 2013,343136547136233472,text3,NoSecrets_Vagas,,,");
    +
    +		super.assertOutput(new Path(System.getProperty("user.dir") + File.separator
    +				+ "src/test/resources/tweets.tar.gz"), output);
    +	}
    +
    +	@Test
    +	public void testMaxRecordLength() throws Exception {
    +
    +		// variable-size-objects.json contains 3 json objects but only 2 of them fit in the
27 byte length limitation
    +
    +		extraParams.add(new Pair<String, String>("IDENTIFIER", "key666"));
    +		extraParams.add(new Pair<String, String>("MAXLENGTH", "27"));
    +
    +		columnDefs.clear();
    +		columnDefs.add(new Pair<String, DataType>("key666", DataType.TEXT));
    +
    +		List<String> output = new ArrayList<String>();
    +
    +		output.add("small object1");
    +		// skip the large object2 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
    +		output.add("small object3");
    +
    +		super.assertOutput(new Path(System.getProperty("user.dir") + File.separator
    +				+ "src/test/resources/variable-size-objects.json"), output);
    +	}
    +
    +	@Test
    +	public void testDataTypes() throws Exception {
    +
    +		// TDOO: The BYTEA type is not tested!!! Current oneField.val = val.asText().getBytes();
convention is
    --- End diff --
    
    Sure. let's live it as it is for now. Just as a known issue and address it in a separate
(JIRA?) task? 
    I don't know what should be the desired value but array ref. doesn't seems right to me.
Perhaps @adamjshook  can help.


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---

Mime
View raw message