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   * Licensed to the Apache Software Foundation (ASF) under one
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   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
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   *
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  package com.datastax.spark.connector.japi;
  
  import com.datastax.oss.driver.api.core.DefaultConsistencyLevel;
  import com.datastax.spark.connector.rdd.ReadConf;
  import org.apache.spark.SparkConf;
  import org.apache.spark.SparkContext;
  import org.junit.Test;
  import org.mockito.Mockito;
  
  import static org.junit.Assert.assertEquals;
  import static org.mockito.Mockito.when;
  
  public class SparkContextJavaFunctionsTest
  {
      @Test
      public void testReadConfPopulating() {
          SparkConf conf = new SparkConf();
          conf.set("spark.cassandra.input.fetch.sizeInRows", "1234");
          conf.set("spark.cassandra.input.split.sizeInMB", "4321");
          conf.set("spark.cassandra.input.consistency.level", "THREE");
  
          SparkContext sc = Mockito.mock(SparkContext.class);
          when(sc.getConf()).thenReturn(conf);
  
          ReadConf readConf = CassandraJavaUtil.javaFunctions(sc).cassandraTable("a", "b").rdd().readConf();
  
          assertEquals(readConf.fetchSizeInRows(), 1234);
          assertEquals(readConf.splitSizeInMB(), 4321);
          assertEquals(readConf.consistencyLevel(), DefaultConsistencyLevel.THREE);
      }
  }
  