DenseMatrixTest.java

/*
 * Copyright 2011-2013, by Vladimir Kostyukov and Contributors.
 * 
 * This file is part of la4j project (http://la4j.org)
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * Contributor(s): -
 * 
 */

package org.la4j.matrix.dense;

import org.junit.Assert;
import org.junit.Test;
import org.la4j.matrix.MatrixFactory;
import org.la4j.matrix.MatrixTest;
import org.la4j.matrix.DenseMatrix;

import static org.la4j.M.*;

public abstract class DenseMatrixTest<T extends DenseMatrix> extends MatrixTest<T> {

    public DenseMatrixTest(MatrixFactory<T> factory) {
        super(factory);
    }

    @Test
    public void testToArray() {
        double array[][] = new double[][] { 
                { 1.0, 0.0, 0.0 },
                { 0.0, 5.0, 0.0 }, 
                { 0.0, 0.0, 9.0 } 
        };

        DenseMatrix a = m(array);

        double[][] toArray = a.toArray();

        for (int i = 0; i < a.rows(); i++) {
            Assert.assertArrayEquals(array[i], toArray[i], 1e-5);
        }
    }
}