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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
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package org.apache.poi.ss.formula;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellType;
import org.apache.poi.ss.usermodel.CellValue;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Table;
import org.apache.poi.ss.util.AreaReference;
import org.apache.poi.ss.util.CellReference;
import org.apache.poi.xssf.XSSFTestDataSamples;
import org.apache.poi.xssf.usermodel.XSSFFormulaEvaluator;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFTable;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.junit.Test;
/**
* Tests Excel Table expressions (structured references)
* @see <a href="https://support.office.com/en-us/article/Using-structured-references-with-Excel-tables-F5ED2452-2337-4F71-BED3-C8AE6D2B276E">
* Excel Structured Reference Syntax
* </a>
*/
public class TestStructuredReferences {
/**
* Test the regular expression used in INDIRECT() evaluation to recognize structured references
*/
@Test
public void testTableExpressionSyntax() {
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("abc[col1]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("_abc[col1]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("_[col1]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("\\[col1]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("\\[col1]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("\\[#This Row]").matches());
assertTrue("Valid structured reference syntax didn't match expression", Table.isStructuredReference.matcher("\\[ [col1], [col2] ]").matches());
// can't have a space between the table name and open bracket
assertFalse("Invalid structured reference syntax didn't fail expression", Table.isStructuredReference.matcher("\\abc [ [col1], [col2] ]").matches());
}
@Test
public void testTableFormulas() throws Exception {
XSSFWorkbook wb = XSSFTestDataSamples.openSampleWorkbook("StructuredReferences.xlsx");
try {
final FormulaEvaluator eval = new XSSFFormulaEvaluator(wb);
final XSSFSheet tableSheet = wb.getSheet("Table");
final XSSFSheet formulaSheet = wb.getSheet("Formulas");
confirm(eval, tableSheet.getRow(5).getCell(0), 49);
confirm(eval, formulaSheet.getRow(0).getCell(0), 209);
confirm(eval, formulaSheet.getRow(1).getCell(0), "one");
// test changing a table value, to see if the caches are properly cleared
// Issue 59814
// this test passes before the fix for 59814
tableSheet.getRow(1).getCell(1).setCellValue("ONEA");
confirm(eval, formulaSheet.getRow(1).getCell(0), "ONEA");
// test adding a row to a table, issue 59814
Row newRow = tableSheet.getRow(7);
if (newRow == null) newRow = tableSheet.createRow(7);
newRow.createCell(0, CellType.FORMULA).setCellFormula("\\_Prime.1[[#This Row],[@Number]]*\\_Prime.1[[#This Row],[@Number]]");
newRow.createCell(1, CellType.STRING).setCellValue("thirteen");
newRow.createCell(2, CellType.NUMERIC).setCellValue(13);
// update Table
final XSSFTable table = wb.getTable("\\_Prime.1");
final AreaReference newArea = new AreaReference(table.getStartCellReference(), new CellReference(table.getEndRowIndex() + 1, table.getEndColIndex()));
String newAreaStr = newArea.formatAsString();
table.getCTTable().setRef(newAreaStr);
table.getCTTable().getAutoFilter().setRef(newAreaStr);
table.updateHeaders();
table.updateReferences();
// these fail before the fix for 59814
confirm(eval, tableSheet.getRow(7).getCell(0), 13*13);
confirm(eval, formulaSheet.getRow(0).getCell(0), 209 + 13*13);
} finally {
wb.close();
}
}
private static void confirm(FormulaEvaluator fe, Cell cell, double expectedResult) {
fe.clearAllCachedResultValues();
CellValue cv = fe.evaluate(cell);
if (cv.getCellTypeEnum() != CellType.NUMERIC) {
fail("expected numeric cell type but got " + cv.formatAsString());
}
assertEquals(expectedResult, cv.getNumberValue(), 0.0);
}
private static void confirm(FormulaEvaluator fe, Cell cell, String expectedResult) {
fe.clearAllCachedResultValues();
CellValue cv = fe.evaluate(cell);
if (cv.getCellTypeEnum() != CellType.STRING) {
fail("expected String cell type but got " + cv.formatAsString());
}
assertEquals(expectedResult, cv.getStringValue());
}
}