/*****************************************************************************
* Copyright (c) 2015 CEA LIST.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Dirk Fauth <dirk.fauth@googlemail.com> - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.nebula.widgets.nattable.formula;
import static org.junit.Assert.assertEquals;
import java.math.BigDecimal;
import org.eclipse.nebula.widgets.nattable.data.IDataProvider;
import org.junit.Test;
public class FormulaDataProviderTest {
IDataProvider dataProvider = new TwoDimensionalArrayDataProvider(new Object[10][10]);
FormulaDataProvider formulaDataProvider = new FormulaDataProvider(this.dataProvider);
@Test
public void shouldReturnEvaluatedFormula() {
this.dataProvider.setDataValue(0, 0, "5");
this.dataProvider.setDataValue(1, 0, "3");
this.dataProvider.setDataValue(2, 0, "=A1*B1");
assertEquals(new BigDecimal("15"), this.formulaDataProvider.getDataValue(2, 0));
}
@Test
public void shouldReturnNativeFormula() {
this.dataProvider.setDataValue(0, 0, "5");
this.dataProvider.setDataValue(1, 0, "3");
this.dataProvider.setDataValue(2, 0, "=A1*B1");
assertEquals("=A1*B1", this.formulaDataProvider.getNativeDataValue(2, 0));
}
@Test
public void shouldReturnNativeFormulaIfDisabled() {
this.dataProvider.setDataValue(0, 0, "5");
this.dataProvider.setDataValue(1, 0, "3");
this.dataProvider.setDataValue(2, 0, "=A1*B1");
this.formulaDataProvider.setFormulaEvaluationEnabled(false);
assertEquals("=A1*B1", this.formulaDataProvider.getDataValue(2, 0));
}
@Test
public void shouldHandleNumberValueTypes() {
this.dataProvider.setDataValue(0, 0, Integer.valueOf("5"));
this.dataProvider.setDataValue(1, 0, Integer.valueOf("3"));
this.dataProvider.setDataValue(2, 0, "=A1*B1");
assertEquals(new BigDecimal("15"), this.formulaDataProvider.getDataValue(2, 0));
this.dataProvider.setDataValue(0, 0, Double.valueOf("5"));
this.dataProvider.setDataValue(1, 0, Double.valueOf("3"));
assertEquals(new BigDecimal("15"), this.formulaDataProvider.getDataValue(2, 0));
this.dataProvider.setDataValue(0, 0, Double.valueOf("5.2"));
this.dataProvider.setDataValue(1, 0, Double.valueOf("3.2"));
assertEquals(new BigDecimal("16.64"), this.formulaDataProvider.getDataValue(2, 0));
this.dataProvider.setDataValue(0, 0, Double.valueOf("5.2"));
this.dataProvider.setDataValue(1, 0, Integer.valueOf("3"));
assertEquals(new BigDecimal("15.6"), this.formulaDataProvider.getDataValue(2, 0));
this.dataProvider.setDataValue(0, 0, Double.valueOf("5.2"));
this.dataProvider.setDataValue(1, 0, "3");
assertEquals(new BigDecimal("15.6"), this.formulaDataProvider.getDataValue(2, 0));
}
}