/*
 * Copyright 2005 JBoss Inc
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.drools.decisiontable.parser.xls;

import java.util.List;
import java.util.Map;

import junit.framework.TestCase;
import jxl.Cell;
import jxl.CellType;
import jxl.Range;
import jxl.format.CellFormat;

import org.drools.template.parser.DataListener;

/**
 * @author <a href="mailto:michael.neale@gmail.com"> Michael Neale</a>
 * 
 * Some unit tests for the corners of ExcelParser that are not explicitly
 * covered by integration tests.
 */
public class ExcelParserTest extends TestCase {

    public void testRemoveTrailingZero() {
        String test = "1.0";
        assertEquals( "1",
                      ExcelParser.removeTrailingZero( test ) );

        test = "42.0";
        assertEquals( "42",
                      ExcelParser.removeTrailingZero( test ) );

        test = "42";
        assertEquals( "42",
                      ExcelParser.removeTrailingZero( test ) );

    }
    
    /**
     * This should test to see if a cell is in a certain range or not. 
     * If it is in a merged range, then it should return the top left cell.
     * @throws Exception
     */
    public void testCellMerge() throws Exception {
    	ExcelParser parser = new ExcelParser((Map<String, List<DataListener>>) null);
    	
    	Range[] ranges = new Range[1];
    	
    	MockRange r1 = new MockRange();
    	ranges[0] = r1;
    	r1.topLeft = new MockCell();
    	r1.topLeft.row = 2;
    	r1.topLeft.column = 2;
    	r1.topLeft.contents = "first";
    	

    	
    	r1.bottomRight = new MockCell();
    	r1.bottomRight.column = 5;
    	r1.bottomRight.row = 7;
    	r1.bottomRight.contents = "last";
    	
    	
    	MockCell cell = new MockCell();
    	cell.contents = "test";
    	cell.row = 1;
    	cell.column = 1;
    	
    	assertNull(parser.getRangeIfMerged( cell, ranges));
    	
    	cell = new MockCell();
    	cell.contents = "wrong";
    	cell.row = 2;
    	cell.column = 5;
    	
    	assertEquals("first", parser.getRangeIfMerged( cell, ranges).getTopLeft().getContents());
    	
    }
    
    static class MockCell<CellFeatures> implements Cell {

    	int column;
    	int row;
    	String contents;
    	

		public CellFormat getCellFormat() {
			return null;
		}

		public int getColumn() {
			return column;
		}

		public String getContents() {
			return contents;
		}

		public int getRow() {
			return row;
		}

		public CellType getType() {
			return null;
		}

		public boolean isHidden() {
			return false;
		}

        public jxl.CellFeatures getCellFeatures() {
            // TODO Auto-generated method stub
            return null;
        }

    }
    
    static class MockRange implements Range {

    	MockCell bottomRight;
		MockCell topLeft;
    	
		public Cell getBottomRight() {
			return bottomRight;
		}

		public int getFirstSheetIndex() {
			return 0;
		}

		public int getLastSheetIndex() {
			return 0;
		}

		public Cell getTopLeft() {
			return topLeft;
		}
    	
    }

}