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From mengxr <...@git.apache.org>
Subject [GitHub] spark pull request: [SPARK-1133] add small files input in MLlib
Date Sun, 23 Mar 2014 06:52:51 GMT
Github user mengxr commented on a diff in the pull request:

    https://github.com/apache/spark/pull/164#discussion_r10865893
  
    --- Diff: mllib/src/test/scala/org/apache/spark/mllib/util/WholeTextFileRecordReaderSuite.scala
---
    @@ -0,0 +1,114 @@
    +/*
    + * 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.mllib.util
    +
    +
    +import java.io.DataOutputStream
    +import java.io.FileOutputStream
    +import java.nio.file.Files
    +import java.nio.file.Path
    +import java.nio.file.Paths
    +
    +import scala.collection.immutable.IndexedSeq
    +
    +import org.scalatest.BeforeAndAfterAll
    +import org.scalatest.FunSuite
    +
    +import org.apache.hadoop.io.Text
    +
    +import org.apache.spark.mllib.util.MLUtils._
    +import org.apache.spark.SparkContext
    +
    +/**
    + * Tests the correctness of [[org.apache.spark.mllib.input.WholeTextFileRecordReader]].
A temporary
    + * directory is created as fake input. Temporal storage would be deleted in the end.
    + */
    +class WholeTextFileRecordReaderSuite extends FunSuite with BeforeAndAfterAll {
    +  private var sc: SparkContext = _
    +
    +  override def beforeAll() {
    +    sc = new SparkContext("local", "test")
    +  }
    +
    +  override def afterAll() {
    +    sc.stop()
    +  }
    +
    +  private def createNativeFile(inputDir: Path, fileName: String, contents: Array[Byte])
= {
    +    val out = new DataOutputStream(new FileOutputStream(s"${inputDir.toString}/$fileName"))
    +    out.write(contents, 0, contents.length)
    +    out.close()
    +    println("Wrote native file")
    --- End diff --
    
    remove println


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