| /* |
| * 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. |
| */ |
| /* |
| * Created on May 29, 2005 |
| * |
| */ |
| package org.apache.poi.ss.formula.functions; |
| |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| /** |
| * @author Amol S. Deshmukh < amolweb at ya hoo dot com > |
| * |
| */ |
| public abstract class BaseTestNumeric { |
| |
| public static final double POS_ZERO = 1E-4; |
| public static final double DIFF_TOLERANCE_FACTOR = 1E-8; |
| |
| /** |
| * Why doesnt JUnit have a method like this for doubles? |
| * The current impl (3.8.1) of Junit has a retar*** method |
| * for comparing doubles. DO NOT use that. |
| * TODO: This class should really be in an abstract super class |
| * to avoid code duplication across this project. |
| */ |
| public static void assertDouble(String message, double baseval, double checkval, double almostZero, double diffToleranceFactor) { |
| double posZero = Math.abs(almostZero); |
| double negZero = -1 * posZero; |
| if (Double.isNaN(baseval)) { |
| assertTrue(Double.isNaN(baseval), message+": Expected " + baseval + " but was " + checkval); |
| } |
| else if (Double.isInfinite(baseval)) { |
| assertTrue(Double.isInfinite(baseval) && ((baseval<0) == (checkval<0)), message+": Expected " + baseval + " but was " + checkval); |
| } |
| else { |
| assertTrue(baseval != 0 |
| ? Math.abs(baseval - checkval) <= Math.abs(diffToleranceFactor * baseval) |
| : checkval < posZero && checkval > negZero, |
| message+": Expected " + baseval + " but was " + checkval); |
| } |
| } |
| |
| public static void assertDouble(String msg, double baseval, double checkval) { |
| assertDouble(msg, baseval, checkval, POS_ZERO, DIFF_TOLERANCE_FACTOR); |
| } |
| |
| |
| public static void assertDouble(double baseval, double checkval) { |
| assertDouble("", baseval, checkval, POS_ZERO, DIFF_TOLERANCE_FACTOR); |
| } |
| } |