gda.spring.propertyeditors.RealVectorPropertyEditorTest.java Source code

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Here is the source code for gda.spring.propertyeditors.RealVectorPropertyEditorTest.java

Source

/*-
 * Copyright  2009 Diamond Light Source Ltd.
 *
 * This file is part of GDA.
 *
 * GDA is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License version 3 as published by the Free
 * Software Foundation.
 *
 * GDA 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along
 * with GDA. If not, see <http://www.gnu.org/licenses/>.
 */

package gda.spring.propertyeditors;

import org.apache.commons.math.linear.RealVector;

import junit.framework.TestCase;

public class RealVectorPropertyEditorTest extends TestCase {

    public void testConversion() {
        RealVectorPropertyEditor pe = new RealVectorPropertyEditor();
        assertNull(pe.getValue());
        String text = "{1,2,3,4}";
        pe.setAsText(text);
        RealVector vector = pe.getValue();
        double[] expectedValues = new double[] { 1, 2, 3, 4 };
        assertVectorsEqual(expectedValues, vector);
        assertEquals(text, pe.getAsText());
    }

    protected void assertVectorsEqual(double[] expected, RealVector actual) {
        assertEquals("Length does not match", expected.length, actual.getDimension());
        for (int i = 0; i < expected.length; i++) {
            assertEquals("Element " + i + " does not match", expected[i], actual.getData()[i]);
        }
    }

}