poi/src/testcases/org/apache/poi/hssf/usermodel/TestFormulas.java

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package org.apache.poi.hssf.usermodel;

import junit.framework.TestCase;

import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.hssf.model.Sheet;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.BOFRecord;
import org.apache.poi.hssf.record.EOFRecord;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;

import java.util.List;
import java.util.Iterator;
import java.util.Date;
import java.util.GregorianCalendar;

/**
 * @author Andrew C. Oliver (acoliver at apache dot org)
 */

public class TestFormulas
extends TestCase {
    public TestFormulas(String s) {
        super(s);
    }
    
    /**
     * Add 1+1 -- WHoohoo!
     */
    
    public void testBasicAddIntegers()
    throws Exception {
        //System.out.println("Converted Text form is : "+fp.toFormulaString(fp.getRPNPtg()));
        
        short            rownum = 0;
        File file = File.createTempFile("testFormula",".xls");
        FileOutputStream out    = new FileOutputStream(file);
        HSSFWorkbook     wb     = new HSSFWorkbook();
        HSSFSheet        s      = wb.createSheet();
        HSSFRow          r      = null;
        HSSFCell         c      = null;
        
        //get our minimum values
        r = s.createRow((short)1);
        c = r.createCell((short)1);
        c.setCellFormula(1 + "+" + 1);
        
        
        wb.write(out);
        out.close();        
        
    }
    
    /**
     * Add various integers
     */
    
    public void testAddIntegers()
    throws Exception {
        
        short            rownum = 0;
        File file = File.createTempFile("testFormula",".xls");
        FileOutputStream out    = new FileOutputStream(file);
        HSSFWorkbook     wb     = new HSSFWorkbook();
        HSSFSheet        s      = wb.createSheet();
        HSSFRow          r      = null;
        HSSFCell         c      = null;
        
        //get our minimum values
        r = s.createRow((short)1);
        c = r.createCell((short)1);
        c.setCellFormula(1 + "+" + 1);
        
        for (short x = 1; x < Short.MAX_VALUE && x > 0; x=(short)(x*2)) {
            r = s.createRow((short) x);
            //System.out.println("x="+x);
            for (short y = 1; y < 200 && y > 0; y++) {
                //System.out.println("y="+y);
                c = r.createCell((short) y);
                c.setCellFormula("" + x + "+" + y);
                
            }
        }
        
        //make sure we do the maximum value of the Int operator
        if (s.getLastRowNum() < Short.MAX_VALUE) {
            r = s.createRow((short)0);
            c = r.createCell((short)0);
            c.setCellFormula("" + Short.MAX_VALUE + "+" + Short.MAX_VALUE);
        }
        
        wb.write(out);
        out.close();
        
        
        
    }
    
    
    public static void main(String [] args) {
        System.out
        .println("Testing org.apache.poi.hssf.usermodel.TestFormulas");
        junit.textui.TestRunner.run(TestFormulas.class);
    }
    
}