TestHelper.java

/* -*- tab-width: 4 -*-
 *
 * Electric(tm) VLSI Design System
 *
 * File: TestHelper.java
 *
 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
 *
 * Electric(tm) is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * Electric(tm) 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 Electric(tm); see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, Mass 02111-1307, USA.
 */
package com.sun.electric.tool.util.concurrent.test;

import java.util.Random;

import org.junit.Assert;
import org.junit.Test;

/**
 * @author Felix Schmidt
 * 
 */
public class TestHelper {

    public static int[][] createMatrix(int sizeX, int sizeY, int maximumValue) {
        int[][] result = new int[sizeY][sizeX];

        Random rand = new Random(System.currentTimeMillis());

        for (int i = 0; i < sizeY; i++)
            for (int j = 0; j < sizeX; j++)
                result[i][j] = rand.nextInt(maximumValue);

        return result;
    }

    public static Integer[][] createMatrixIntegerNull(int sizeX, int sizeY, int maximumValue) {
        Integer[][] result = new Integer[sizeY][sizeX];

        for (int i = 0; i < sizeY; i++)
            for (int j = 0; j < sizeX; j++)
                result[i][j] = 0;

        return result;
    }

    public static float[][] createMatrix(int sizeX, int sizeY) {
        float[][] result = new float[sizeY][sizeX];

        Random rand = new Random(System.currentTimeMillis());

        for (int i = 0; i < sizeY; i++)
            for (int j = 0; j < sizeX; j++)
                result[i][j] = rand.nextFloat();

        return result;
    }

    public static Integer extractValueFromArgInteger(String arg) throws Exception {
        String[] split = arg.split("=");

        if (split.length != 2) {
            throw new Exception("");
        }
        return Integer.parseInt(split[1]);
    }

    public static String extractValueFromArgString(String arg) throws Exception {
        String[] split = arg.split("=");

        if (split.length != 2) {
            throw new Exception("");
        }
        return split[1];
    }

    @Test
    public void testExtractValueFromArgInteger() throws Exception {
        Integer result = extractValueFromArgInteger("--test=1");

        Assert.assertEquals(new Integer(1), result);
    }
    
    @Test
    public void testExtractValueFromArgString() throws Exception {
        String result = extractValueFromArgString("--test=test");

        Assert.assertEquals("test", result);
    }

    @Test(expected = Exception.class)
    public void testExtractValueFromArgError() throws Exception {
        extractValueFromArgInteger("test1");
    }
}