src/test/scala/com/gerritforge/analytics/SparkTestSupport.scala

package com.gerritforge.analytics

import org.apache.commons.lang.RandomStringUtils
import org.apache.spark.{SparkConf, SparkContext}

trait SparkTestSupport {

  def withSparkContext(test: SparkContext => Unit): Unit = {
    val sc = new SparkContext("local[4]", RandomStringUtils.randomAlphabetic(10))
    try {
      test(sc)
    } finally {
      sc.stop()
      // To avoid Akka rebinding to the same port, since it doesn't unbind immediately on shutdown
      System.clearProperty("spark.master.port")
    }
  }
}