| /** |
| * 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.apex.malhar.contrib.misc.math; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.datatorrent.lib.testbench.CollectorTestSink; |
| |
| /** |
| * |
| * Functional tests for {@link Change}. |
| * <p> |
| * @deprecated |
| */ |
| @Deprecated |
| public class ChangeTest |
| { |
| private static Logger log = LoggerFactory.getLogger(ChangeTest.class); |
| |
| /** |
| * Test node logic emits correct results. |
| */ |
| @Test |
| public void testNodeProcessing() throws Exception |
| { |
| testNodeProcessingSchema(new Change<Integer>()); |
| testNodeProcessingSchema(new Change<Double>()); |
| testNodeProcessingSchema(new Change<Float>()); |
| testNodeProcessingSchema(new Change<Short>()); |
| testNodeProcessingSchema(new Change<Long>()); |
| } |
| |
| /** |
| * |
| * @param oper Data value for comparison. |
| */ |
| @SuppressWarnings({ "rawtypes", "unchecked" }) |
| public <V extends Number> void testNodeProcessingSchema(Change<V> oper) |
| { |
| CollectorTestSink changeSink = new CollectorTestSink(); |
| CollectorTestSink percentSink = new CollectorTestSink(); |
| |
| oper.change.setSink(changeSink); |
| oper.percent.setSink(percentSink); |
| |
| oper.beginWindow(0); |
| oper.base.process(oper.getValue(10)); |
| oper.data.process(oper.getValue(5)); |
| oper.data.process(oper.getValue(15)); |
| oper.data.process(oper.getValue(20)); |
| oper.endWindow(); |
| |
| Assert.assertEquals("number emitted tuples", 3, |
| changeSink.collectedTuples.size()); |
| Assert.assertEquals("number emitted tuples", 3, |
| percentSink.collectedTuples.size()); |
| |
| log.debug("\nLogging tuples"); |
| for (Object o : changeSink.collectedTuples) { |
| log.debug(String.format("change %s", o)); |
| } |
| for (Object o : percentSink.collectedTuples) { |
| log.debug(String.format("percent change %s", o)); |
| } |
| } |
| } |