| /* ==================================================================== |
| 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.eval; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.io.IOException; |
| |
| import org.apache.poi.hssf.usermodel.HSSFCell; |
| import org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator; |
| import org.apache.poi.hssf.usermodel.HSSFSheet; |
| import org.apache.poi.hssf.usermodel.HSSFWorkbook; |
| import org.apache.poi.ss.usermodel.CellValue; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Tests for {@link MissingArgEval} |
| */ |
| final class TestMissingArgEval { |
| |
| @Test |
| void testEvaluateMissingArgs() throws IOException { |
| try (HSSFWorkbook wb = new HSSFWorkbook()) { |
| HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb); |
| HSSFSheet sheet = wb.createSheet("Sheet1"); |
| HSSFCell cell = sheet.createRow(0).createCell(0); |
| |
| cell.setCellFormula("if(true,)"); |
| fe.clearAllCachedResultValues(); |
| // EmptyStackException -> Missing args evaluation not implemented (bug 43354) |
| CellValue cv = fe.evaluate(cell); |
| // MissingArg -> BlankEval -> zero (as formula result) |
| assertEquals(0.0, cv.getNumberValue(), 0.0); |
| |
| // MissingArg -> BlankEval -> empty string (in concatenation) |
| cell.setCellFormula("\"abc\"&if(true,)"); |
| fe.clearAllCachedResultValues(); |
| assertEquals("abc", fe.evaluate(cell).getStringValue()); |
| } |
| } |
| |
| @Test |
| void testCompareMissingArgs() throws IOException { |
| try (HSSFWorkbook wb = new HSSFWorkbook()) { |
| HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb); |
| HSSFSheet sheet = wb.createSheet("Sheet1"); |
| HSSFCell cell = sheet.createRow(0).createCell(0); |
| |
| cell.setCellFormula("iferror(0/0,)<0"); |
| fe.clearAllCachedResultValues(); |
| CellValue cv = fe.evaluate(cell); |
| assertFalse(cv.getBooleanValue()); |
| |
| cell.setCellFormula("iferror(0/0,)<=0"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("iferror(0/0,)=0"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("iferror(0/0,)>=0"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("iferror(0/0,)>0"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertFalse(cv.getBooleanValue()); |
| |
| // invert above for code coverage |
| cell.setCellFormula("0<iferror(0/0,)"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertFalse(cv.getBooleanValue()); |
| |
| cell.setCellFormula("0<=iferror(0/0,)"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("0=iferror(0/0,)"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("0>=iferror(0/0,)"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertTrue(cv.getBooleanValue()); |
| |
| cell.setCellFormula("0>iferror(0/0,)"); |
| fe.clearAllCachedResultValues(); |
| cv = fe.evaluate(cell); |
| assertFalse(cv.getBooleanValue()); |
| } |
| } |
| |
| @Test |
| void testCountFuncs() throws IOException { |
| try (HSSFWorkbook wb = new HSSFWorkbook()) { |
| HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb); |
| HSSFSheet sheet = wb.createSheet("Sheet1"); |
| HSSFCell cell = sheet.createRow(0).createCell(0); |
| |
| cell.setCellFormula("COUNT(C5,,,,)"); // 4 missing args, C5 is blank |
| assertEquals(4.0, fe.evaluate(cell).getNumberValue(), 0.0); |
| |
| cell.setCellFormula("COUNTA(C5,,)"); // 2 missing args, C5 is blank |
| fe.clearAllCachedResultValues(); |
| assertEquals(2.0, fe.evaluate(cell).getNumberValue(), 0.0); |
| } |
| } |
| } |