| /* ==================================================================== |
| 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 static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import org.apache.poi.ss.SpreadsheetVersion; |
| import org.apache.poi.ss.formula.eval.EvaluationException; |
| import org.apache.poi.ss.formula.eval.MissingArgEval; |
| import org.apache.poi.ss.formula.eval.NumberEval; |
| import org.apache.poi.ss.formula.eval.ValueEval; |
| import org.junit.jupiter.api.Test; |
| |
| class TestMultiOperandNumericFunction { |
| |
| @Test |
| void testSettings() { |
| MultiOperandNumericFunction fun = new MultiOperandNumericFunction(true, true) { |
| @Override |
| protected double evaluate(double[] values) throws EvaluationException { |
| return 0; |
| } |
| |
| }; |
| assertEquals(SpreadsheetVersion.EXCEL2007.getMaxFunctionArgs(), fun.getMaxNumOperands()); |
| } |
| |
| @Test |
| void missingArgEvalsAreCountedAsZeroIfPolicyIsCoerce() { |
| MultiOperandNumericFunction instance = new Stub(true, true, MultiOperandNumericFunction.Policy.COERCE); |
| ValueEval result = instance.evaluate(new ValueEval[]{MissingArgEval.instance}, 0, 0); |
| assertTrue(result instanceof NumberEval); |
| assertEquals(0.0, ((NumberEval)result).getNumberValue(), 0); |
| } |
| |
| @Test |
| void missingArgEvalsAreSkippedIfZeroIfPolicyIsSkipped() { |
| MultiOperandNumericFunction instance = new Stub(true, true, MultiOperandNumericFunction.Policy.SKIP); |
| ValueEval result = instance.evaluate(new ValueEval[]{new NumberEval(1), MissingArgEval.instance}, 0, 0); |
| assertTrue(result instanceof NumberEval); |
| assertEquals(1.0, ((NumberEval)result).getNumberValue(), 0); |
| } |
| |
| private static class Stub extends MultiOperandNumericFunction { |
| protected Stub( |
| boolean isReferenceBoolCounted, boolean isBlankCounted, MultiOperandNumericFunction.Policy missingArgEvalPolicy) { |
| super(isReferenceBoolCounted, isBlankCounted); |
| setMissingArgPolicy(missingArgEvalPolicy); |
| } |
| |
| @Override |
| protected double evaluate(double[] values) throws EvaluationException { |
| return values[0]; |
| } |
| } |
| } |