| /* ==================================================================== |
| 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.poi.ss.formula.functions; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| |
| import org.apache.poi.ss.formula.eval.ErrorEval; |
| import org.apache.poi.ss.formula.eval.NumberEval; |
| import org.apache.poi.ss.formula.eval.StringEval; |
| import org.apache.poi.ss.formula.eval.ValueEval; |
| import org.junit.jupiter.api.Disabled; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Test cases for ROUND(), ROUNDUP(), ROUNDDOWN() |
| * |
| * @author Josh Micich |
| */ |
| final class TestRoundFuncs { |
| // github-43 |
| // https://github.com/apache/poi/pull/43 |
| @Disabled("ROUNDUP(3987*0.2, 2) currently fails by returning 797.41") |
| @Test |
| void testRoundUp() { |
| assertRoundUpEquals(797.40, 3987*0.2, 2, 1e-10); |
| } |
| |
| @Test |
| void testRoundDown() { |
| assertRoundDownEquals(797.40, 3987*0.2, 2, 1e-10); |
| } |
| |
| @Test |
| void testRound() { |
| assertRoundEquals(797.40, 3987*0.2, 2, 1e-10); |
| } |
| |
| @Test |
| void testRoundDownWithStringArg() { |
| ValueEval strArg = new StringEval("abc"); |
| ValueEval[] args = { strArg, new NumberEval(2), }; |
| ValueEval result = NumericFunction.ROUNDDOWN.evaluate(args, -1, (short)-1); |
| assertEquals(ErrorEval.VALUE_INVALID, result); |
| } |
| |
| @Test |
| void testRoundUpWithStringArg() { |
| ValueEval strArg = new StringEval("abc"); |
| ValueEval[] args = { strArg, new NumberEval(2), }; |
| ValueEval result = NumericFunction.ROUNDUP.evaluate(args, -1, (short)-1); |
| assertEquals(ErrorEval.VALUE_INVALID, result); |
| } |
| |
| |
| |
| private static void assertRoundFuncEquals(Function func, double expected, double number, double places, double tolerance) { |
| ValueEval[] args = { new NumberEval( number ), new NumberEval(places), }; |
| NumberEval result = (NumberEval) func.evaluate(args, -1, (short)-1); |
| assertEquals(expected, result.getNumberValue(), tolerance); |
| } |
| |
| private static void assertRoundEquals(double expected, double number, double places, double tolerance) { |
| TestRoundFuncs.assertRoundFuncEquals(NumericFunction.ROUND, expected, number, places, tolerance); |
| } |
| |
| private static void assertRoundUpEquals(double expected, double number, double places, double tolerance) { |
| TestRoundFuncs.assertRoundFuncEquals(NumericFunction.ROUNDUP, expected, number, places, tolerance); |
| } |
| |
| private static void assertRoundDownEquals(double expected, double number, double places, double tolerance) { |
| TestRoundFuncs.assertRoundFuncEquals(NumericFunction.ROUNDDOWN, expected, number, places, tolerance); |
| } |
| } |