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/*
* 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 org.apache.spark.graphx
import org.scalatest.Suite
import org.scalatest.BeforeAndAfterEach
import org.apache.spark.SparkConf
import org.apache.spark.SparkContext
/**
* Provides a method to run tests against a {@link SparkContext} variable that is correctly stopped
* after each test.
*/
trait LocalSparkContext {
/** Runs `f` on a new SparkContext and ensures that it is stopped afterwards. */
def withSpark[T](f: SparkContext => T) = {
val conf = new SparkConf()
.set("spark.serializer", "org.apache.spark.serializer.KryoSerializer")
.set("spark.kryo.registrator", "org.apache.spark.graphx.GraphKryoRegistrator")
val sc = new SparkContext("local", "test", conf)
try {
f(sc)
} finally {
sc.stop()
}
}
}
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