de.alpharogroup.export.excel.poi.ExportExcelUtilsTest.java Source code

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/**
 * The MIT License
 *
 * Copyright (C) 2007 Asterios Raptis
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package de.alpharogroup.export.excel.poi;

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URISyntaxException;
import java.util.List;

import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.testng.AssertJUnit;
import org.testng.annotations.Test;

import de.alpharogroup.file.delete.DeleteFileUtils;
import de.alpharogroup.file.search.PathFinder;
import de.alpharogroup.io.StreamUtils;

public class ExportExcelUtilsTest {

    final String twoDimArray[][] = { { "1", "a", "!" }, { "2", "b", "?" }, { "3", "c", "%" } };

    private File createWorkbookWithContent() throws IOException {
        final File emptyWorkbook = new File(PathFinder.getSrcTestResourcesDir(), "emptyWorkbook.xls");
        final Workbook workbook = ExcelPoiFactory.newHSSFWorkbook(emptyWorkbook);
        final Sheet sheet = ExcelPoiFactory.newSheet(workbook, "first sheet");
        int rownum = 0;
        Row row = sheet.createRow(rownum);
        Cell cell0 = row.createCell(0);
        cell0.setCellValue("1");
        Cell cell1 = row.createCell(1);
        cell1.setCellValue("a");
        Cell cell2 = row.createCell(2);
        cell2.setCellValue("!");
        rownum++;
        row = sheet.createRow(rownum);
        cell0 = row.createCell(0);
        cell0.setCellValue("2");
        cell1 = row.createCell(1);
        cell1.setCellValue("b");
        cell2 = row.createCell(2);
        cell2.setCellValue("?");
        rownum++;
        row = sheet.createRow(rownum);
        cell0 = row.createCell(0);
        cell0.setCellValue("3");
        cell1 = row.createCell(1);
        cell1.setCellValue("c");
        cell2 = row.createCell(2);
        cell2.setCellValue("%");

        try {
            final OutputStream outputStream = StreamUtils.getOutputStream(emptyWorkbook);
            workbook.write(outputStream);
            outputStream.close();
        } catch (final IOException e) {
            throw e;
        }
        return emptyWorkbook;
    }

    @Test
    public void testExportWorkbook() throws URISyntaxException, IOException {
        final File emptyWorkbook = createWorkbookWithContent();
        final List<String[][]> sheetList = ExportExcelExtensions.exportWorkbook(emptyWorkbook);
        for (int i = 0; i < sheetList.size(); i++) {
            final String[][] sheetEntry = sheetList.get(i);

            for (int j = 0; j < sheetEntry.length; j++) {
                for (int y = 0; y < sheetEntry[j].length; y++) {
                    AssertJUnit.assertEquals(twoDimArray[j][y], sheetEntry[j][y]);
                }
            }
        }
        DeleteFileUtils.delete(emptyWorkbook);
    }

    @Test
    public void testExportWorkbookAsStringList() throws IOException {
        final File emptyWorkbook = createWorkbookWithContent();
        final List<List<List<String>>> sheetList = ExportExcelExtensions.exportWorkbookAsStringList(emptyWorkbook);
        for (int i = 0; i < sheetList.size(); i++) {
            final List<List<String>> sheetEntry = sheetList.get(i);

            for (int j = 0; j < sheetEntry.size(); j++) {
                final List<String> list = sheetEntry.get(j);
                for (int y = 0; y < list.size(); y++) {
                    AssertJUnit.assertEquals(twoDimArray[j][y], list.get(y));
                }
            }
        }
        DeleteFileUtils.delete(emptyWorkbook);
    }

    @Test
    public void testReplaceNullCellsIntoEmptyCells() {
    }

}