| /** |
| * 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 com.datatorrent.lib.math; |
| |
| import java.util.ArrayList; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.datatorrent.lib.testbench.SumTestSink; |
| |
| /** |
| * |
| * Functional tests for {@link com.datatorrent.lib.math.Sigma} |
| * <p> |
| * |
| */ |
| |
| public class SigmaTest |
| { |
| /** |
| * Test oper logic emits correct results |
| */ |
| @SuppressWarnings({ "rawtypes", "unchecked" }) |
| @Test |
| public void testNodeSchemaProcessing() |
| { |
| Sigma oper = new Sigma(); |
| SumTestSink lmultSink = new SumTestSink(); |
| SumTestSink imultSink = new SumTestSink(); |
| SumTestSink dmultSink = new SumTestSink(); |
| SumTestSink fmultSink = new SumTestSink(); |
| oper.longResult.setSink(lmultSink); |
| oper.integerResult.setSink(imultSink); |
| oper.doubleResult.setSink(dmultSink); |
| oper.floatResult.setSink(fmultSink); |
| |
| int sum = 0; |
| ArrayList<Integer> list = new ArrayList<Integer>(); |
| for (int i = 0; i < 100; i++) { |
| list.add(i); |
| sum += i; |
| } |
| |
| oper.beginWindow(0); // |
| oper.input.process(list); |
| oper.endWindow(); // |
| |
| oper.beginWindow(1); // |
| oper.input.process(list); |
| oper.endWindow(); // |
| sum = sum * 2; |
| |
| Assert.assertEquals("sum was", sum, lmultSink.val.intValue()); |
| Assert.assertEquals("sum was", sum, imultSink.val.intValue()); |
| Assert.assertEquals("sum was", sum, dmultSink.val.intValue()); |
| Assert.assertEquals("sum", sum, fmultSink.val.intValue()); |
| } |
| } |