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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.xssf.model;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.POIDataSamples;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.XSSFTestDataSamples;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTRElt;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTRPrElt;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTRst;
import junit.framework.TestCase;
/**
* Test {@link SharedStringsTable}, the cache of strings in a workbook
*
* @author Yegor Kozlov
*/
public final class TestSharedStringsTable extends TestCase {
public void testCreateNew() {
SharedStringsTable sst = new SharedStringsTable();
CTRst st;
int idx;
// Check defaults
assertNotNull(sst.getItems());
assertEquals(0, sst.getItems().size());
assertEquals(0, sst.getCount());
assertEquals(0, sst.getUniqueCount());
st = CTRst.Factory.newInstance();
st.setT("Hello, World!");
idx = sst.addEntry(st);
assertEquals(0, idx);
assertEquals(1, sst.getCount());
assertEquals(1, sst.getUniqueCount());
//add the same entry again
idx = sst.addEntry(st);
assertEquals(0, idx);
assertEquals(2, sst.getCount());
assertEquals(1, sst.getUniqueCount());
//and again
idx = sst.addEntry(st);
assertEquals(0, idx);
assertEquals(3, sst.getCount());
assertEquals(1, sst.getUniqueCount());
st = CTRst.Factory.newInstance();
st.setT("Second string");
idx = sst.addEntry(st);
assertEquals(1, idx);
assertEquals(4, sst.getCount());
assertEquals(2, sst.getUniqueCount());
//add the same entry again
idx = sst.addEntry(st);
assertEquals(1, idx);
assertEquals(5, sst.getCount());
assertEquals(2, sst.getUniqueCount());
st = CTRst.Factory.newInstance();
CTRElt r = st.addNewR();
CTRPrElt pr = r.addNewRPr();
pr.addNewColor().setRgb(new byte[]{(byte)0xFF, 0, 0}); //red
pr.addNewI().setVal(true); //bold
pr.addNewB().setVal(true); //italic
r.setT("Second string");
idx = sst.addEntry(st);
assertEquals(2, idx);
assertEquals(6, sst.getCount());
assertEquals(3, sst.getUniqueCount());
idx = sst.addEntry(st);
assertEquals(2, idx);
assertEquals(7, sst.getCount());
assertEquals(3, sst.getUniqueCount());
//OK. the sst table is filled, check the contents
assertEquals(3, sst.getItems().size());
assertEquals("Hello, World!", new XSSFRichTextString(sst.getEntryAt(0)).toString());
assertEquals("Second string", new XSSFRichTextString(sst.getEntryAt(1)).toString());
assertEquals("Second string", new XSSFRichTextString(sst.getEntryAt(2)).toString());
}
public void testReadWrite() throws IOException {
XSSFWorkbook wb1 = XSSFTestDataSamples.openSampleWorkbook("sample.xlsx");
SharedStringsTable sst1 = wb1.getSharedStringSource();
//serialize, read back and compare with the original
XSSFWorkbook wb2 = XSSFTestDataSamples.writeOutAndReadBack(wb1);
SharedStringsTable sst2 = wb2.getSharedStringSource();
assertEquals(sst1.getCount(), sst2.getCount());
assertEquals(sst1.getUniqueCount(), sst2.getUniqueCount());
List<CTRst> items1 = sst1.getItems();
List<CTRst> items2 = sst2.getItems();
assertEquals(items1.size(), items2.size());
for (int i = 0; i < items1.size(); i++) {
CTRst st1 = items1.get(i);
CTRst st2 = items2.get(i);
assertEquals(st1.toString(), st2.toString());
}
XSSFWorkbook wb3 = XSSFTestDataSamples.writeOutAndReadBack(wb2);
assertNotNull(wb3);
wb3.close();
wb2.close();
wb1.close();
}
/**
* Test for Bugzilla 48936
*
* A specific sequence of strings can result in broken CDATA section in sharedStrings.xml file.
*
* @author Philippe Laflamme
*/
public void testBug48936() throws IOException {
Workbook w1 = new XSSFWorkbook();
Sheet s = w1.createSheet();
int i = 0;
List<String> lst = readStrings("48936-strings.txt");
for (String str : lst) {
s.createRow(i++).createCell(0).setCellValue(str);
}
Workbook w2 = XSSFTestDataSamples.writeOutAndReadBack(w1);
w1.close();
s = w2.getSheetAt(0);
i = 0;
for (String str : lst) {
String val = s.getRow(i++).getCell(0).getStringCellValue();
assertEquals(str, val);
}
Workbook w3 = XSSFTestDataSamples.writeOutAndReadBack(w2);
w2.close();
assertNotNull(w3);
w3.close();
}
private List<String> readStrings(String filename) throws IOException {
List<String> strs = new ArrayList<String>();
POIDataSamples samples = POIDataSamples.getSpreadSheetInstance();
BufferedReader br = new BufferedReader(
new InputStreamReader(samples.openResourceAsStream(filename), "UTF-8"));
String s;
while ((s = br.readLine()) != null) {
if (s.trim().length() > 0) {
strs.add(s.trim());
}
}
br.close();
return strs;
}
}