77 lines
2.8 KiB
Java
Executable File
77 lines
2.8 KiB
Java
Executable File
/* ====================================================================
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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.formula.eval;
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import java.io.IOException;
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import junit.framework.TestCase;
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import org.apache.poi.hssf.HSSFTestDataSamples;
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import org.apache.poi.hssf.usermodel.HSSFCell;
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import org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator;
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import org.apache.poi.hssf.usermodel.HSSFName;
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import org.apache.poi.hssf.usermodel.HSSFRow;
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import org.apache.poi.hssf.usermodel.HSSFSheet;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.ss.usermodel.FormulaEvaluator.CellValue;
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/**
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*
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* @author Josh Micich
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*/
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public final class TestExternalFunction extends TestCase {
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/**
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* Checks that an external function can get invoked from the formula evaluator.
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* @throws IOException
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*/
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public void testInvoke() {
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HSSFWorkbook wb;
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HSSFSheet sheet;
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HSSFCell cell;
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if (false) {
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// TODO - this code won't work until we can create user-defined functions directly with POI
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wb = new HSSFWorkbook();
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sheet = wb.createSheet();
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wb.setSheetName(0, "Sheet1");
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HSSFName hssfName = wb.createName();
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hssfName.setNameName("myFunc");
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} else {
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// This sample spreadsheet already has a VB function called 'myFunc'
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wb = HSSFTestDataSamples.openSampleWorkbook("testNames.xls");
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sheet = wb.getSheetAt(0);
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HSSFRow row = sheet.createRow(0);
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cell = row.createCell(1);
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}
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cell.setCellFormula("myFunc()");
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String actualFormula=cell.getCellFormula();
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assertEquals("myFunc()", actualFormula);
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HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(sheet, wb);
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CellValue evalResult = fe.evaluate(cell);
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// Check the return value from ExternalFunction.evaluate()
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// TODO - make this test assert something more interesting as soon as ExternalFunction works a bit better
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assertEquals(HSSFCell.CELL_TYPE_ERROR, evalResult.getCellType());
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assertEquals(ErrorEval.FUNCTION_NOT_IMPLEMENTED.getErrorCode(), evalResult.getErrorValue());
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}
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}
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