spark/util/SerializableConfigurationSuite.java

0001 /*
0002  * Licensed to the Apache Software Foundation (ASF) under one or more
0003  * contributor license agreements.  See the NOTICE file distributed with
0004  * this work for additional information regarding copyright ownership.
0005  * The ASF licenses this file to You under the Apache License, Version 2.0
0006  * (the "License"); you may not use this file except in compliance with
0007  * the License.  You may obtain a copy of the License at
0008  *
0009  *    http://www.apache.org/licenses/LICENSE-2.0
0010  *
0011  * Unless required by applicable law or agreed to in writing, software
0012  * distributed under the License is distributed on an "AS IS" BASIS,
0013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014  * See the License for the specific language governing permissions and
0015  * limitations under the License.
0016  */
0017 package org.apache.spark.util;
0018
0019 import java.util.Arrays;
0020
0021 import org.apache.hadoop.conf.Configuration;
0022 import org.junit.After;
0023 import org.junit.Before;
0024 import org.junit.Test;
0025
0026 import org.apache.spark.api.java.JavaRDD;
0027 import org.apache.spark.api.java.JavaSparkContext;
0028
0029 import static org.junit.Assert.assertEquals;
0030
0031
0032 public class SerializableConfigurationSuite {
0033   private transient JavaSparkContext sc;
0034
0035   @Before
0036   public void setUp() {
0037     sc = new JavaSparkContext("local", "SerializableConfigurationSuite");
0038   }
0039
0040   @After
0041   public void tearDown() {
0042     sc.stop();
0043     sc = null;
0044   }
0045
0046   @Test
0047   public void testSerializableConfiguration() {
0048     JavaRDD<Integer> rdd = sc.parallelize(Arrays.asList(1, 2, 3, 4), 2);
0049     Configuration hadoopConfiguration = new Configuration(false);
0050     hadoopConfiguration.set("test.property", "value");
0051     SerializableConfiguration scs = new SerializableConfiguration(hadoopConfiguration);
0052     SerializableConfiguration actual = rdd.map(val -> scs).collect().get(0);
0053     assertEquals("value", actual.value().get("test.property"));
0054   }
0055 }