| /* |
| * 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.quantiles; |
| |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertFalse; |
| |
| import org.testng.annotations.Test; |
| |
| import org.apache.datasketches.memory.Memory; |
| import org.apache.datasketches.memory.WritableMemory; |
| |
| @SuppressWarnings("javadoc") |
| public class DoublesUnionBuilderTest { |
| |
| @Test |
| public void checkBuilds() { |
| UpdateDoublesSketch qs1 = DoublesSketch.builder().build(); |
| for (int i=0; i<1000; i++) { qs1.update(i); } |
| |
| int bytes = qs1.getCompactStorageBytes(); |
| WritableMemory dstMem = WritableMemory.writableWrap(new byte[bytes]); |
| qs1.putMemory(dstMem); |
| Memory srcMem = dstMem; |
| |
| DoublesUnionBuilder bldr = new DoublesUnionBuilder(); |
| bldr.setMaxK(128); |
| DoublesUnion union = bldr.build(); //virgin union |
| |
| union = DoublesUnion.heapify(srcMem); |
| DoublesSketch qs2 = union.getResult(); |
| assertEquals(qs1.getCompactStorageBytes(), qs2.getCompactStorageBytes()); |
| |
| union = DoublesUnion.heapify(qs2); |
| DoublesSketch qs3 = union.getResult(); |
| assertEquals(qs2.getCompactStorageBytes(), qs3.getCompactStorageBytes()); |
| assertFalse(qs2 == qs3); |
| } |
| |
| |
| @Test |
| public void checkDeprecated1() { |
| UpdateDoublesSketch qs1 = DoublesSketch.builder().build(); |
| for (int i=0; i<1000; i++) { |
| qs1.update(i); |
| } |
| |
| int bytes = qs1.getCompactStorageBytes(); |
| WritableMemory dstMem = WritableMemory.writableWrap(new byte[bytes]); |
| qs1.putMemory(dstMem); |
| Memory srcMem = dstMem; |
| |
| DoublesUnionBuilder bldr = new DoublesUnionBuilder(); |
| bldr.setMaxK(128); |
| DoublesUnion union = bldr.build(); //virgin union |
| |
| union = DoublesUnion.heapify(srcMem); //heapify |
| DoublesSketch qs2 = union.getResult(); |
| assertEquals(qs1.getCompactStorageBytes(), qs2.getCompactStorageBytes()); |
| assertEquals(qs1.getUpdatableStorageBytes(), qs2.getUpdatableStorageBytes()); |
| |
| union = DoublesUnion.heapify(qs2); //heapify again |
| DoublesSketch qs3 = union.getResult(); |
| assertEquals(qs2.getCompactStorageBytes(), qs3.getCompactStorageBytes()); |
| assertEquals(qs2.getUpdatableStorageBytes(), qs3.getUpdatableStorageBytes()); |
| assertFalse(qs2 == qs3); //different objects |
| } |
| |
| @Test |
| public void printlnTest() { |
| println("PRINTING: "+this.getClass().getName()); |
| } |
| |
| /** |
| * @param s value to print |
| */ |
| static void println(String s) { |
| //System.err.println(s); //disable here |
| } |
| |
| } |