BaseTestRow.java
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package org.apache.poi.ss.usermodel;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
import java.io.IOException;
import java.util.Iterator;
import java.util.Spliterator;
import org.apache.poi.ss.ITestDataProvider;
import org.apache.poi.ss.usermodel.Row.MissingCellPolicy;
import org.junit.jupiter.api.Test;
/**
* A base class for testing implementations of
* {@link org.apache.poi.ss.usermodel.Row}
*/
public abstract class BaseTestRow {
protected final ITestDataProvider _testDataProvider;
protected BaseTestRow(ITestDataProvider testDataProvider) {
_testDataProvider = testDataProvider;
}
@Test
void testLastAndFirstColumns() throws IOException {
Workbook workbook = _testDataProvider.createWorkbook();
Sheet sheet = workbook.createSheet();
Row row = sheet.createRow(0);
assertEquals(-1, row.getFirstCellNum());
assertEquals(-1, row.getLastCellNum());
//getting cells from an empty row should returns null
for(int i=0; i < 10; i++) assertNull(row.getCell(i));
row.createCell(2);
assertEquals(2, row.getFirstCellNum());
assertEquals(3, row.getLastCellNum());
row.createCell(1);
assertEquals(1, row.getFirstCellNum());
assertEquals(3, row.getLastCellNum());
// check the exact case reported in 'bug' 43901 - notice that the cellNum is '0' based
row.createCell(3);
assertEquals(1, row.getFirstCellNum());
assertEquals(4, row.getLastCellNum());
workbook.close();
}
/**
* Make sure that there is no cross-talk between rows especially with getFirstCellNum and getLastCellNum
* This test was added in response to bug report 44987.
*/
@Test
void testBoundsInMultipleRows() throws IOException {
Workbook workbook = _testDataProvider.createWorkbook();
Sheet sheet = workbook.createSheet();
Row rowA = sheet.createRow(0);
rowA.createCell(10);
rowA.createCell(5);
assertEquals(5, rowA.getFirstCellNum());
assertEquals(11, rowA.getLastCellNum());
Row rowB = sheet.createRow(1);
rowB.createCell(15);
rowB.createCell(30);
assertEquals(15, rowB.getFirstCellNum());
assertEquals(31, rowB.getLastCellNum());
assertEquals(5, rowA.getFirstCellNum());
assertEquals(11, rowA.getLastCellNum());
rowA.createCell(50);
assertEquals(51, rowA.getLastCellNum());
assertEquals(31, rowB.getLastCellNum());
workbook.close();
}
@Test
void testRemoveCell() throws IOException {
Workbook wb1 = _testDataProvider.createWorkbook();
{
Sheet sheet = wb1.createSheet();
Row row = sheet.createRow(0);
assertEquals(0, row.getPhysicalNumberOfCells());
assertEquals(-1, row.getLastCellNum());
assertEquals(-1, row.getFirstCellNum());
row.createCell(1);
assertEquals(2, row.getLastCellNum());
assertEquals(1, row.getFirstCellNum());
assertEquals(1, row.getPhysicalNumberOfCells());
row.createCell(3);
assertEquals(4, row.getLastCellNum());
assertEquals(1, row.getFirstCellNum());
assertEquals(2, row.getPhysicalNumberOfCells());
row.removeCell(row.getCell(3));
assertEquals(2, row.getLastCellNum());
assertEquals(1, row.getFirstCellNum());
assertEquals(1, row.getPhysicalNumberOfCells());
row.removeCell(row.getCell(1));
assertEquals(-1, row.getLastCellNum());
assertEquals(-1, row.getFirstCellNum());
assertEquals(0, row.getPhysicalNumberOfCells());
}
Workbook wb2 = _testDataProvider.writeOutAndReadBack(wb1);
wb1.close();
{
Sheet sheet = wb2.getSheetAt(0);
Row row = sheet.getRow(0);
assertEquals(-1, row.getLastCellNum());
assertEquals(-1, row.getFirstCellNum());
assertEquals(0, row.getPhysicalNumberOfCells());
}
wb2.close();
}
@Test
void testRowBounds() throws IOException {
int maxRowNum = _testDataProvider.getSpreadsheetVersion().getLastRowIndex();
try (Workbook workbook = _testDataProvider.createWorkbook()) {
Sheet sheet = workbook.createSheet();
//Test low row bound
sheet.createRow(0);
//Test low row bound exception
IllegalArgumentException e = assertThrows(IllegalArgumentException.class, () -> sheet.createRow(-1));
assertTrue(e.getMessage().startsWith("Invalid row number (-1)"));
//Test high row bound
sheet.createRow(maxRowNum);
//Test high row bound exception
e = assertThrows(IllegalArgumentException.class, () -> sheet.createRow(maxRowNum + 1));
assertEquals("Invalid row number (" + (maxRowNum + 1) + ") outside allowable range (0.." + maxRowNum + ")", e.getMessage());
}
}
@Test
protected void testCellBounds() throws IOException {
int maxCellNum = _testDataProvider.getSpreadsheetVersion().getLastColumnIndex();
try (Workbook wb1 = _testDataProvider.createWorkbook()) {
Sheet sheet = wb1.createSheet();
Row row1 = sheet.createRow(0);
//Test low cell bound
IllegalArgumentException e;
e = assertThrows(IllegalArgumentException.class, () -> row1.createCell(-1));
assertTrue(e.getMessage().startsWith("Invalid column index (-1)"));
//Test high cell bound
e = assertThrows(IllegalArgumentException.class, () -> row1.createCell(maxCellNum + 1));
assertTrue(e.getMessage().startsWith("Invalid column index (" + (maxCellNum + 1) + ")"));
for (int i = 0; i < maxCellNum; i++) {
row1.createCell(i);
}
assertEquals(maxCellNum, row1.getPhysicalNumberOfCells());
try (Workbook wb2 = _testDataProvider.writeOutAndReadBack(wb1)) {
sheet = wb2.getSheetAt(0);
Row row2 = sheet.getRow(0);
assertEquals(maxCellNum, row2.getPhysicalNumberOfCells());
for (int i = 0; i < maxCellNum; i++) {
Cell cell = row2.getCell(i);
assertEquals(i, cell.getColumnIndex());
}
}
}
}
/**
* Prior to patch 43901, POI was producing files with the wrong last-column
* number on the row
*/
@Test
void testLastCellNumIsCorrectAfterAddCell_bug43901() throws IOException {
Workbook workbook = _testDataProvider.createWorkbook();
Sheet sheet = workbook.createSheet("test");
Row row = sheet.createRow(0);
// New row has last col -1
assertEquals(-1, row.getLastCellNum());
assertNotEquals(0, row.getLastCellNum(), "Identified bug 43901");
// Create two cells, will return one higher
// than that for the last number
row.createCell(0);
assertEquals(1, row.getLastCellNum());
row.createCell(255);
assertEquals(256, row.getLastCellNum());
workbook.close();
}
/**
* Tests for the missing/blank cell policy stuff
*/
@Test
void testGetCellPolicy() throws IOException {
Workbook workbook = _testDataProvider.createWorkbook();
Sheet sheet = workbook.createSheet("test");
Row row = sheet.createRow(0);
// 0 -> string
// 1 -> num
// 2 missing
// 3 missing
// 4 -> blank
// 5 -> num
row.createCell(0).setCellValue("test");
row.createCell(1).setCellValue(3.2);
row.createCell(4, CellType.BLANK);
row.createCell(5).setCellValue(4);
// First up, no policy given, uses default
assertEquals(CellType.STRING, row.getCell(0).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(1).getCellType());
assertNull(row.getCell(2));
assertNull(row.getCell(3));
assertEquals(CellType.BLANK, row.getCell(4).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(5).getCellType());
// RETURN_NULL_AND_BLANK - same as default
assertEquals(CellType.STRING, row.getCell(0, MissingCellPolicy.RETURN_NULL_AND_BLANK).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(1, MissingCellPolicy.RETURN_NULL_AND_BLANK).getCellType());
assertNull(row.getCell(2, MissingCellPolicy.RETURN_NULL_AND_BLANK));
assertNull(row.getCell(3, MissingCellPolicy.RETURN_NULL_AND_BLANK));
assertEquals(CellType.BLANK, row.getCell(4, MissingCellPolicy.RETURN_NULL_AND_BLANK).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(5, MissingCellPolicy.RETURN_NULL_AND_BLANK).getCellType());
// RETURN_BLANK_AS_NULL - nearly the same
assertEquals(CellType.STRING, row.getCell(0, MissingCellPolicy.RETURN_BLANK_AS_NULL).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(1, MissingCellPolicy.RETURN_BLANK_AS_NULL).getCellType());
assertNull(row.getCell(2, MissingCellPolicy.RETURN_BLANK_AS_NULL));
assertNull(row.getCell(3, MissingCellPolicy.RETURN_BLANK_AS_NULL));
assertNull(row.getCell(4, MissingCellPolicy.RETURN_BLANK_AS_NULL));
assertEquals(CellType.NUMERIC, row.getCell(5, MissingCellPolicy.RETURN_BLANK_AS_NULL).getCellType());
// CREATE_NULL_AS_BLANK - creates as needed
assertEquals(CellType.STRING, row.getCell(0, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(1, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
assertEquals(CellType.BLANK, row.getCell(2, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
assertEquals(CellType.BLANK, row.getCell(3, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
assertEquals(CellType.BLANK, row.getCell(4, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(5, MissingCellPolicy.CREATE_NULL_AS_BLANK).getCellType());
// Check created ones get the right column
assertEquals(0, row.getCell(0, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
assertEquals(1, row.getCell(1, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
assertEquals(2, row.getCell(2, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
assertEquals(3, row.getCell(3, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
assertEquals(4, row.getCell(4, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
assertEquals(5, row.getCell(5, MissingCellPolicy.CREATE_NULL_AS_BLANK).getColumnIndex());
// Now change the cell policy on the workbook, check that is now used if no policy given
workbook.setMissingCellPolicy(MissingCellPolicy.RETURN_BLANK_AS_NULL);
assertEquals(CellType.STRING, row.getCell(0).getCellType());
assertEquals(CellType.NUMERIC, row.getCell(1).getCellType());
assertNull(row.getCell(2));
assertNull(row.getCell(3));
assertNull(row.getCell(4));
assertEquals(CellType.NUMERIC, row.getCell(5).getCellType());
workbook.close();
}
@Test
protected void testRowHeight() throws IOException {
Workbook wb1 = _testDataProvider.createWorkbook();
Sheet sheet = wb1.createSheet();
Row row1 = sheet.createRow(0);
assertEquals(sheet.getDefaultRowHeight(), row1.getHeight());
sheet.setDefaultRowHeightInPoints(20);
row1.setHeight((short)-1); //reset the row height
assertEquals(20.0f, row1.getHeightInPoints(), 0F);
assertEquals(20*20, row1.getHeight());
Row row2 = sheet.createRow(1);
assertEquals(sheet.getDefaultRowHeight(), row2.getHeight());
row2.setHeight((short)310);
assertEquals(310, row2.getHeight());
assertEquals(310F/20, row2.getHeightInPoints(), 0F);
Row row3 = sheet.createRow(2);
row3.setHeightInPoints(25.5f);
assertEquals((short)(25.5f*20), row3.getHeight());
assertEquals(25.5f, row3.getHeightInPoints(), 0F);
Row row4 = sheet.createRow(3);
assertFalse(row4.getZeroHeight());
row4.setZeroHeight(true);
assertTrue(row4.getZeroHeight());
Workbook wb2 = _testDataProvider.writeOutAndReadBack(wb1);
wb1.close();
sheet = wb2.getSheetAt(0);
row1 = sheet.getRow(0);
row2 = sheet.getRow(1);
row3 = sheet.getRow(2);
row4 = sheet.getRow(3);
assertEquals(20.0f, row1.getHeightInPoints(), 0F);
assertEquals(20*20, row1.getHeight());
assertEquals(310, row2.getHeight());
assertEquals(310F/20, row2.getHeightInPoints(), 0F);
assertEquals((short)(25.5f*20), row3.getHeight());
assertEquals(25.5f, row3.getHeightInPoints(), 0F);
assertFalse(row1.getZeroHeight());
assertFalse(row2.getZeroHeight());
assertFalse(row3.getZeroHeight());
assertTrue(row4.getZeroHeight());
wb2.close();
}
/**
* Test adding cells to a row in various places and see if we can find them again.
*/
@Test
void testCellIterator() throws IOException {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet();
Row row = sheet.createRow(0);
// One cell at the beginning
Cell cell1 = row.createCell(1);
Iterator<Cell> it = row.cellIterator();
assertTrue(it.hasNext());
assertSame(cell1, it.next());
assertFalse(it.hasNext());
// Add another cell at the end
Cell cell2 = row.createCell(99);
it = row.cellIterator();
assertTrue(it.hasNext());
assertSame(cell1, it.next());
assertTrue(it.hasNext());
assertSame(cell2, it.next());
// Add another cell at the beginning
Cell cell3 = row.createCell(0);
it = row.cellIterator();
assertTrue(it.hasNext());
assertSame(cell3, it.next());
assertTrue(it.hasNext());
assertSame(cell1, it.next());
assertTrue(it.hasNext());
assertSame(cell2, it.next());
// Replace cell1
Cell cell4 = row.createCell(1);
it = row.cellIterator();
assertTrue(it.hasNext());
assertSame(cell3, it.next());
assertTrue(it.hasNext());
assertSame(cell4, it.next());
assertTrue(it.hasNext());
assertSame(cell2, it.next());
assertFalse(it.hasNext());
// Add another cell, specifying the cellType
Cell cell5 = row.createCell(2, CellType.STRING);
it = row.cellIterator();
assertNotNull(cell5);
assertTrue(it.hasNext());
assertSame(cell3, it.next());
assertTrue(it.hasNext());
assertSame(cell4, it.next());
assertTrue(it.hasNext());
assertSame(cell5, it.next());
assertTrue(it.hasNext());
assertSame(cell2, it.next());
assertEquals(CellType.STRING, cell5.getCellType());
wb.close();
}
/**
* Test adding cells to a row in various places and see if we can find them again.
*/
@Test
void testSpliterator() throws IOException {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet();
Row row = sheet.createRow(0);
// One cell at the beginning
Cell cell1 = row.createCell(1);
Spliterator<Cell> split = row.spliterator();
assertTrue(split.tryAdvance(cell -> assertSame(cell1, cell)));
assertFalse(split.tryAdvance(cell -> fail()));
// Add another cell at the end
Cell cell2 = row.createCell(99);
split = row.spliterator();
assertTrue(split.tryAdvance(cell -> assertSame(cell1, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell2, cell)));
// Add another cell at the beginning
Cell cell3 = row.createCell(0);
split = row.spliterator();
assertTrue(split.tryAdvance(cell -> assertSame(cell3, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell1, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell2, cell)));
// Replace cell1
Cell cell4 = row.createCell(1);
split = row.spliterator();
assertTrue(split.tryAdvance(cell -> assertSame(cell3, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell4, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell2, cell)));
assertFalse(split.tryAdvance(cell -> fail()));
// Add another cell, specifying the cellType
Cell cell5 = row.createCell(2, CellType.STRING);
split = row.spliterator();
assertNotNull(cell5);
assertTrue(split.tryAdvance(cell -> assertSame(cell3, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell4, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell5, cell)));
assertTrue(split.tryAdvance(cell -> assertSame(cell2, cell)));
assertEquals(CellType.STRING, cell5.getCellType());
wb.close();
}
@Test
void testRowStyle() throws IOException {
Workbook wb1 = _testDataProvider.createWorkbook();
Sheet sheet = wb1.createSheet("test");
Row row1 = sheet.createRow(0);
Row row2 = sheet.createRow(1);
// Won't be styled currently
assertFalse(row1.isFormatted());
assertFalse(row2.isFormatted());
assertNull(row1.getRowStyle());
assertNull(row2.getRowStyle());
// Style one
CellStyle style = wb1.createCellStyle();
style.setDataFormat((short)4);
row2.setRowStyle(style);
// Check
assertFalse(row1.isFormatted());
assertTrue(row2.isFormatted());
assertNull(row1.getRowStyle());
assertEquals(style, row2.getRowStyle());
// Save, load and re-check
Workbook wb2 = _testDataProvider.writeOutAndReadBack(wb1);
wb1.close();
sheet = wb2.getSheetAt(0);
row1 = sheet.getRow(0);
row2 = sheet.getRow(1);
style = wb2.getCellStyleAt(style.getIndex());
assertFalse(row1.isFormatted());
assertTrue(row2.isFormatted());
assertNull(row1.getRowStyle());
assertEquals(style, row2.getRowStyle());
assertEquals(4, style.getDataFormat());
wb2.close();
}
@Test
protected void testCellShiftingRight() {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet("sheet1");
Row row = sheet.createRow(0);
row.createCell(0, CellType.NUMERIC).setCellValue(0);
row.createCell(1, CellType.NUMERIC).setCellValue(1);
row.createCell(2, CellType.NUMERIC).setCellValue(2);//C
row.createCell(3, CellType.NUMERIC).setCellValue(3);//D
row.createCell(4, CellType.NUMERIC).setCellValue(4);//E
row.createCell(5, CellType.NUMERIC).setCellValue(5);//F
row.createCell(6, CellType.NUMERIC).setCellValue(6);//G
assertThrows(IllegalArgumentException.class, () -> row.shiftCellsLeft(6, 4, 2), "range [6-4] is illegal");
row.shiftCellsRight(2, 4, 1);
//should be [0.0, 1.0, null, 2.0, 3.0, 4.0, 6.0, null]
Cell h1 = row.getCell(7);
assertNull(h1);
Cell g1 = row.getCell(6);
assertEquals(6, g1.getNumericCellValue(), 0.01);
Cell f1 = row.getCell(5);
assertEquals(4, f1.getNumericCellValue(), 0.01);
Cell e1 = row.getCell(4);
assertEquals(3, e1.getNumericCellValue(), 0.01);
Cell d1 = row.getCell(3);
assertEquals(2, d1.getNumericCellValue(), 0.01);
Cell c1 = row.getCell(2);
assertNull(c1);
}
@Test
protected void testCellShiftingLeft() {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet("sheet1");
Row row = sheet.createRow(0);
row.createCell(0, CellType.NUMERIC).setCellValue(0);
row.createCell(1, CellType.NUMERIC).setCellValue(1);
row.createCell(2, CellType.NUMERIC).setCellValue(2);//C
row.createCell(3, CellType.NUMERIC).setCellValue(3);//D
row.createCell(4, CellType.NUMERIC).setCellValue(4);//E
row.createCell(5, CellType.NUMERIC).setCellValue(5);//F
row.createCell(6, CellType.NUMERIC).setCellValue(6);//G
assertThrows(IllegalArgumentException.class, () -> row.shiftCellsLeft(4, 6, -2), "step = -1 is illegal");
row.shiftCellsLeft(4, 6, 2);
//should be [0.0, 1.0, 4.0, 5.0, 6.0, null, null, null]
Cell b1 = row.getCell(1);
assertEquals(1, b1.getNumericCellValue(), 0.01);
Cell c1 = row.getCell(2);
assertEquals(4, c1.getNumericCellValue(), 0.01);
Cell d1 = row.getCell(3);
assertEquals(5, d1.getNumericCellValue(), 0.01);
Cell e1 = row.getCell(4);
assertEquals(6, e1.getNumericCellValue(), 0.01);
Cell f1 = row.getCell(5);
assertNull(f1);
}
@Test
void testLastRowEmptySheet() {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet("sheet1");
assertEquals(-1, sheet.getLastRowNum(), "Sheet without rows should return -1 as lastRowNum");
Row row = sheet.createRow(0);
assertNotNull(row);
assertEquals(0, sheet.getLastRowNum(), "Sheet with one row should return 0 as lastRowNum");
}
@Test
void testFirstRowEmptySheet() {
Workbook wb = _testDataProvider.createWorkbook();
Sheet sheet = wb.createSheet("sheet1");
assertEquals(-1, sheet.getFirstRowNum(), "Sheet without rows should return -1 as firstRowNum");
Row row = sheet.createRow(0);
assertNotNull(row);
assertEquals(0, sheet.getFirstRowNum(), "Sheet with one row should return 0 as firstRowNum");
}
}