| /** |
| * 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.crunch.scrunch |
| |
| import org.apache.crunch.io.{From => from, To => to} |
| |
| import _root_.org.junit.Test |
| import _root_.org.junit.Assert.assertEquals |
| |
| |
| class IncrementTest extends CrunchSuite { |
| |
| object Inc extends Enumeration { |
| type Inc = Value |
| val A, B, C, D = Value |
| } |
| import Inc._ |
| |
| @Test def testIncrement { |
| val pipeline = Pipeline.mapReduce[IncrementTest](tempDir.getDefaultConfiguration) |
| val input = tempDir.copyResourceFileName("shakes.txt") |
| |
| pipeline.read(from.textFile(input, Avros.strings)) |
| .flatMap(_.toLowerCase.split("\\s+")) |
| .increment("TOP", "ALLWORDS") |
| .filter(!_.isEmpty()) |
| .increment("TOP", "NONEMPTY") |
| .incrementIf(_ startsWith "a")("TOP", "AWORDS_2x", 2) |
| .increment(Inc, Inc.A) |
| .write(to.avroFile(tempDir.getFileName("somewords"))) |
| |
| val res = pipeline.done() |
| val sr0 = res.getStageResults.get(0) |
| assertEquals(19082, sr0.getCounterValue("TOP", "ALLWORDS")) |
| assertEquals(17737, sr0.getCounterValue("TOP", "NONEMPTY")) |
| assertEquals(3088, sr0.getCounterValue("TOP", "AWORDS_2x")) |
| assertEquals(17737, sr0.getCounterValue("Inc", "A")) |
| } |
| } |