testvaluerecordsaggregate.java

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   this work for additional information regarding copyright ownership.
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   (the "License"); you may not use this file except in compliance with
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       http://www.apache.org/licenses/LICENSE-2.0

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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.hssf.record.aggregates;

import junit.framework.TestCase;
import org.apache.poi.hssf.record.*;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class TestValueRecordsAggregate extends TestCase
{
    ValueRecordsAggregate valueRecord = new ValueRecordsAggregate();

    /**
     * Make sure the shared formula DOESNT makes it to the FormulaRecordAggregate when being parsed
     * as part of the value records
     */
    public void testSharedFormula()
    {
        List records = new ArrayList();
        records.add( new FormulaRecord() );
        records.add( new SharedFormulaRecord() );

        valueRecord.construct( 0, records );
        Iterator iterator = valueRecord.getIterator();
        Record record = (Record) iterator.next();
        assertNotNull( "Row contains a value", record );
        assertTrue( "First record is a FormulaRecordsAggregate", ( record instanceof FormulaRecordAggregate ) );
        //Ensure that the SharedFormulaRecord has been converted
        assertFalse( "SharedFormulaRecord is null", iterator.hasNext() );

    }

    public void testUnknownRecordsIgnored()
    {
        List records = testData();
        valueRecord.construct( 0, records );
        Iterator iterator = valueRecord.getIterator();
        Record record1 = (Record) iterator.next();
        Record record2 = (Record) iterator.next();
        assertNotNull( "No record found", record1 );
        assertNotNull( "No record found", record2 );
        assertFalse( iterator.hasNext() );

    }

    private List testData(){
        List records = new ArrayList();
        FormulaRecord formulaRecord = new FormulaRecord();
        UnknownRecord unknownRecord = new UnknownRecord();
        BlankRecord blankRecord = new BlankRecord();
        WindowOneRecord windowOneRecord = new WindowOneRecord();
        formulaRecord.setRow( 1 );
        formulaRecord.setColumn( (short) 1 );
        blankRecord.setRow( 2 );
        blankRecord.setColumn( (short) 2 );
        records.add( formulaRecord );
        records.add( unknownRecord );
        records.add( blankRecord );
        records.add( windowOneRecord );
        return records;
    }

    public void testInsertCell()
            throws Exception
    {
        Iterator iterator = valueRecord.getIterator();
        assertFalse( iterator.hasNext() );

        BlankRecord blankRecord = newBlankRecord();
        valueRecord.insertCell( blankRecord );
        iterator = valueRecord.getIterator();
        assertTrue( iterator.hasNext() );
    }

    public void testRemoveCell()
            throws Exception
    {
        BlankRecord blankRecord1 = newBlankRecord();
        valueRecord.insertCell( blankRecord1 );
        BlankRecord blankRecord2 = newBlankRecord();
        valueRecord.removeCell( blankRecord2 );
        Iterator iterator = valueRecord.getIterator();
        assertFalse( iterator.hasNext() );

        // removing an already empty cell just falls through
        valueRecord.removeCell( blankRecord2 );

        // even trying to remove null just falls through silently.
        valueRecord.removeCell( null );

    }

    public void testGetPhysicalNumberOfCells() throws Exception
    {
        assertEquals(0, valueRecord.getPhysicalNumberOfCells());
        BlankRecord blankRecord1 = newBlankRecord();
        valueRecord.insertCell( blankRecord1 );
        assertEquals(1, valueRecord.getPhysicalNumberOfCells());
        valueRecord.removeCell( blankRecord1 );
        assertEquals(0, valueRecord.getPhysicalNumberOfCells());
    }

    public void testGetFirstCellNum() throws Exception
    {
        assertEquals( -1, valueRecord.getFirstCellNum() );
        valueRecord.insertCell( newBlankRecord( 2, 2 ) );
        assertEquals( 2, valueRecord.getFirstCellNum() );
        valueRecord.insertCell( newBlankRecord( 3, 3 ) );
        assertEquals( 2, valueRecord.getFirstCellNum() );

        // Note: Removal doesn't currently reset the first column.  It probably should but it doesn't.
        valueRecord.removeCell( newBlankRecord( 2, 2 ) );
        assertEquals( 2, valueRecord.getFirstCellNum() );
    }

    public void testGetLastCellNum() throws Exception
    {
        assertEquals( -1, valueRecord.getLastCellNum() );
        valueRecord.insertCell( newBlankRecord( 2, 2 ) );
        assertEquals( 2, valueRecord.getLastCellNum() );
        valueRecord.insertCell( newBlankRecord( 3, 3 ) );
        assertEquals( 3, valueRecord.getLastCellNum() );

        // Note: Removal doesn't currently reset the last column.  It probably should but it doesn't.
        valueRecord.removeCell( newBlankRecord( 3, 3 ) );
        assertEquals( 3, valueRecord.getLastCellNum() );

    }

    public void testSerialize() throws Exception
    {
        byte[] actualArray = new byte[36];
        byte[] expectedArray = new byte[]
        {
            (byte)0x06, (byte)0x00, (byte)0x16, (byte)0x00,
            (byte)0x01, (byte)0x00, (byte)0x01, (byte)0x00,
            (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
            (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
            (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
            (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
            (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x02,
            (byte)0x06, (byte)0x00, (byte)0x02, (byte)0x00,
            (byte)0x02, (byte)0x00, (byte)0x00, (byte)0x00,
        };
        List records = testData();
        valueRecord.construct( 0, records );
        int bytesWritten = valueRecord.serializeCellRow(1, 0, actualArray );
        bytesWritten += valueRecord.serializeCellRow(2, bytesWritten, actualArray );
        assertEquals( 36, bytesWritten );
        for (int i = 0; i < 36; i++)
            assertEquals( expectedArray[i], actualArray[i] );
    }

    public static void main( String[] args )
    {
        System.out.println( "Testing org.apache.poi.hssf.record.aggregates.TestValueRecordAggregate" );
        junit.textui.TestRunner.run( TestValueRecordsAggregate.class );
    }

    private BlankRecord newBlankRecord()
    {
        return newBlankRecord( 2, 2 );
    }

    private BlankRecord newBlankRecord( int col, int row)
    {
        BlankRecord blankRecord = new BlankRecord();
        blankRecord.setRow( row );
        blankRecord.setColumn( (short) col );
        return blankRecord;
    }

    public void testGetRecordSize() throws Exception
    {
        List records = testData();
        valueRecord.construct( 0, records );
        assertEquals( 36, valueRecord.getRecordSize() );
    }

    public void testClone() throws Exception
    {
        List records = testData();
        valueRecord.construct( 0, records );
        valueRecord = (ValueRecordsAggregate) valueRecord.clone();
        assertEquals( 36, valueRecord.getRecordSize() );
    }

}