156 lines
4.9 KiB
Java
156 lines
4.9 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.record;
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import java.io.ByteArrayInputStream;
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import junit.framework.TestCase;
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import org.apache.poi.hssf.record.formula.AttrPtg;
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import org.apache.poi.hssf.record.formula.FuncVarPtg;
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import org.apache.poi.hssf.record.formula.IntPtg;
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import org.apache.poi.hssf.record.formula.Ptg;
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import org.apache.poi.hssf.record.formula.RefPtg;
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import org.apache.poi.hssf.usermodel.HSSFCell;
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import org.apache.poi.hssf.usermodel.HSSFErrorConstants;
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/**
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* Tests the serialization and deserialization of the FormulaRecord
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* class works correctly.
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*
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* @author Andrew C. Oliver
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*/
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public final class TestFormulaRecord extends TestCase {
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public void testCreateFormulaRecord () {
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FormulaRecord record = new FormulaRecord();
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record.setColumn((short)0);
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record.setRow(1);
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record.setXFIndex((short)4);
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assertEquals(record.getColumn(),0);
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assertEquals(record.getRow(), 1);
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assertEquals(record.getXFIndex(),4);
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}
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/**
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* Make sure a NAN value is preserved
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* This formula record is a representation of =1/0 at row 0, column 0
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*/
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public void testCheckNanPreserve() {
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byte[] formulaByte = {
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0, 0, 0, 0,
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0x0F, 0x00,
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// 8 bytes cached number is a 'special value' in this case
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0x02, // special cached value type 'error'
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0x00,
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HSSFErrorConstants.ERROR_DIV_0,
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0x00,
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0x00,
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0x00,
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(byte)0xFF,
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(byte)0xFF,
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0x00,
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0x00,
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0x00,
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0x00,
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(byte)0xE0, //18
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(byte)0xFC,
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// Ptgs
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0x07, 0x00, // encoded length
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0x1E, 0x01, 0x00, // IntPtg(1)
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0x1E, 0x00, 0x00, // IntPtg(0)
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0x06, // DividePtg
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};
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FormulaRecord record = new FormulaRecord(TestcaseRecordInputStream.create(FormulaRecord.sid, formulaByte));
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assertEquals("Row", 0, record.getRow());
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assertEquals("Column", 0, record.getColumn());
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assertEquals(HSSFCell.CELL_TYPE_ERROR, record.getCachedResultType());
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byte[] output = record.serialize();
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assertEquals("Output size", 33, output.length); //includes sid+recordlength
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for (int i = 5; i < 13;i++) {
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assertEquals("FormulaByte NaN doesn't match", formulaByte[i], output[i+4]);
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}
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}
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/**
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* Tests to see if the shared formula cells properly reserialize the expPtg
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*
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*/
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public void testExpFormula() {
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byte[] formulaByte = new byte[27];
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formulaByte[4] =(byte)0x0F;
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formulaByte[14]=(byte)0x08;
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formulaByte[18]=(byte)0xE0;
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formulaByte[19]=(byte)0xFD;
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formulaByte[20]=(byte)0x05;
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formulaByte[22]=(byte)0x01;
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FormulaRecord record = new FormulaRecord(TestcaseRecordInputStream.create(FormulaRecord.sid, formulaByte));
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assertEquals("Row", 0, record.getRow());
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assertEquals("Column", 0, record.getColumn());
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byte[] output = record.serialize();
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assertEquals("Output size", 31, output.length); //includes sid+recordlength
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assertEquals("Offset 22", 1, output[26]);
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}
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public void testWithConcat() {
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// =CHOOSE(2,A2,A3,A4)
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byte[] data = {
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1, 0, 1, 0, 15, 0, 0, 0, 0, 0, 0, 0, 57,
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64, 0, 0, 12, 0, 12, -4, 46, 0,
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30, 2, 0, // Int - 2
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25, 4, 3, 0, // Attr
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8, 0, 17, 0, 26, 0, // jumpTable
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35, 0, // chooseOffset
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36, 1, 0, 0, -64, // Ref - A2
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25, 8, 21, 0, // Attr
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36, 2, 0, 0, -64, // Ref - A3
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25, 8, 12, 0, // Attr
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36, 3, 0, 0, -64, // Ref - A4
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25, 8, 3, 0, // Attr
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66, 4, 100, 0 // CHOOSE
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};
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RecordInputStream inp = TestcaseRecordInputStream.create(FormatRecord.sid, data);
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FormulaRecord fr = new FormulaRecord(inp);
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Ptg[] ptgs = fr.getParsedExpression();
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assertEquals(9, ptgs.length);
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assertEquals(IntPtg.class, ptgs[0].getClass());
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assertEquals(AttrPtg.class, ptgs[1].getClass());
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assertEquals(RefPtg.class, ptgs[2].getClass());
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assertEquals(AttrPtg.class, ptgs[3].getClass());
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assertEquals(RefPtg.class, ptgs[4].getClass());
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assertEquals(AttrPtg.class, ptgs[5].getClass());
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assertEquals(RefPtg.class, ptgs[6].getClass());
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assertEquals(AttrPtg.class, ptgs[7].getClass());
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assertEquals(FuncVarPtg.class, ptgs[8].getClass());
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FuncVarPtg choose = (FuncVarPtg)ptgs[8];
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assertEquals("CHOOSE", choose.getName());
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}
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}
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