/**
* =========================================
* LibFormula : a free Java formula library
* =========================================
*
* Project Info: http://reporting.pentaho.org/libformula/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
*
* ------------
* $Id: EvenFunctionTest.java 3522 2007-10-16 10:56:57Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.formula.function.math;
import org.jfree.formula.EvaluationException;
import org.jfree.formula.Formula;
import org.jfree.formula.FormulaContext;
import org.jfree.formula.LibFormulaBoot;
import org.jfree.formula.common.TestFormulaContext;
import org.jfree.formula.parser.ParseException;
import org.testng.Assert;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
/**
*
* @author Cedric Pronzato
*
*/
public class EvenFunctionTest
{
private FormulaContext context;
@DataProvider(name = "defaultTestCase")
public Object[][] createDataTest()
{
return new Object[][]
{
{ "EVEN(6)", new Integer(6) },
{ "EVEN(-4)", new Integer(-4) },
{ "EVEN(1)", new Integer(2) },
{ "EVEN(0.3)", new Integer(2) },
{ "EVEN(-1)", new Integer(-2) },
{ "EVEN(-0.3)", new Integer(-2) },
{ "EVEN(0)", new Integer(0) },
};
}
@BeforeClass(alwaysRun = true)
public void setup()
{
context = new TestFormulaContext();
LibFormulaBoot.getInstance().start();
}
@Test(dataProvider = "defaultTestCase", groups = "functions")
public void test(String formul, Object result)
{
Formula formula = null;
try
{
formula = new Formula(formul);
}
catch (ParseException e1)
{
Assert.fail("Error while parsing the formula", e1);
}
try
{
formula.initialize(context);
}
catch (EvaluationException e)
{
Assert.fail("Initialization Error", e);
}
Object eval = formula.evaluate();
Assert.assertEquals(eval, result);
}
}