| /* |
| * 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.datasketches.pig.theta; |
| |
| import static org.apache.datasketches.Util.DEFAULT_UPDATE_SEED; |
| import static org.apache.datasketches.pig.PigTestingUtil.createDbaFromQssRange; |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertNotNull; |
| import static org.testng.Assert.assertNull; |
| |
| import java.io.IOException; |
| |
| import org.apache.pig.EvalFunc; |
| import org.apache.pig.data.Tuple; |
| import org.apache.pig.data.TupleFactory; |
| import org.testng.annotations.Test; |
| |
| import org.apache.datasketches.pig.theta.Estimate; |
| |
| @SuppressWarnings("javadoc") |
| public class EstimateTest { |
| |
| @Test |
| public void testNullEmpty() throws IOException { |
| EvalFunc<Double> func = new Estimate(); |
| Tuple inputTuple = null; |
| Double returnValue = func.exec(inputTuple); |
| assertNull(returnValue); |
| |
| inputTuple = TupleFactory.getInstance().newTuple(0); |
| returnValue = func.exec(inputTuple); |
| assertNull(returnValue); |
| } |
| |
| @Test |
| public void testExact() throws IOException { |
| EvalFunc<Double> func = new Estimate(); |
| |
| Tuple dataTuple = TupleFactory.getInstance().newTuple(1); |
| dataTuple.set(0, createDbaFromQssRange(64, 0, 64)); |
| |
| Double result = func.exec(dataTuple); |
| assertNotNull(result); |
| assertEquals(result, 64.0, 0.0); |
| } |
| |
| @Test |
| public void testExactWithSeed() throws IOException { |
| EvalFunc<Double> func = new Estimate(Long.toString(DEFAULT_UPDATE_SEED)); |
| |
| Tuple dataTuple = TupleFactory.getInstance().newTuple(1); |
| dataTuple.set(0, createDbaFromQssRange(64, 0, 64)); |
| |
| Double result = func.exec(dataTuple); |
| assertNotNull(result); |
| assertEquals(result, 64.0, 0.0); |
| } |
| |
| @Test |
| public void printlnTest() { |
| println(this.getClass().getSimpleName()); |
| } |
| |
| /** |
| * @param s value to print |
| */ |
| static void println(String s) { |
| //System.out.println(s); //disable here |
| } |
| |
| } |