84 lines
3.5 KiB
Java
84 lines
3.5 KiB
Java
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ss.formula.atp;
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import junit.framework.TestCase;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.FormulaEvaluator;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.ss.util.CellReference;
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/**
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* Testcase for 'Analysis Toolpak' function IFERROR()
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*
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* @author Johan Karlsteen
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*/
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public class TestIfError extends TestCase {
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/**
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* =IFERROR(210/35,\"Error in calculation\")" Divides 210 by 35 and returns 6.0
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* =IFERROR(55/0,\"Error in calculation\")" Divides 55 by 0 and returns the error text
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*/
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public static void testEvaluate(){
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Workbook wb = new HSSFWorkbook();
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Sheet sh = wb.createSheet();
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Row row1 = sh.createRow(0);
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Row row2 = sh.createRow(1);
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// Create cells
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row1.createCell(0, Cell.CELL_TYPE_NUMERIC);
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row1.createCell(1, Cell.CELL_TYPE_NUMERIC);
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row2.createCell(0, Cell.CELL_TYPE_NUMERIC);
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row2.createCell(1, Cell.CELL_TYPE_NUMERIC);
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// Create references
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CellReference a1 = new CellReference("A1");
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CellReference a2 = new CellReference("A2");
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CellReference b1 = new CellReference("B1");
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CellReference b2 = new CellReference("B2");
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// Set values
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sh.getRow(a1.getRow()).getCell(a1.getCol()).setCellValue(210);
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sh.getRow(a2.getRow()).getCell(a2.getCol()).setCellValue(55);
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sh.getRow(b1.getRow()).getCell(b1.getCol()).setCellValue(35);
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sh.getRow(b2.getRow()).getCell(b2.getCol()).setCellValue(0);
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Cell cell1 = sh.createRow(3).createCell(0);
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cell1.setCellFormula("IFERROR(A1/B1,\"Error in calculation\")");
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Cell cell2 = sh.createRow(3).createCell(0);
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cell2.setCellFormula("IFERROR(A2/B2,\"Error in calculation\")");
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double accuracy = 1E-9;
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FormulaEvaluator evaluator = wb.getCreationHelper().createFormulaEvaluator();
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assertEquals("Checks that the cell is numeric",
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Cell.CELL_TYPE_NUMERIC, evaluator.evaluate(cell1).getCellType());
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assertEquals("Divides 210 by 35 and returns 6.0",
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6.0, evaluator.evaluate(cell1).getNumberValue(), accuracy);
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assertEquals("Checks that the cell is numeric",
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Cell.CELL_TYPE_STRING, evaluator.evaluate(cell2).getCellType());
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assertEquals("Rounds -10 to a nearest multiple of -3 (-9)",
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"Error in calculation", evaluator.evaluate(cell2).getStringValue());
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}
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}
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