ClassNumberUtilsTest.java example

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/**
 * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite 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 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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 Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package com.examples.with.different.packagename;

import static org.junit.Assert.*;

import java.math.BigInteger;

import org.junit.Test;

/**
 * Snippet from Lang project
 * (org.apache.commons.lang3.math.NumberUtilsTest)
 */
public class ClassNumberUtilsTest {

	@Test
    public void testCreateBigInteger() {
		assertEquals("createBigInteger(String) failed", new BigInteger("12345"), ClassNumberUtils.createBigInteger("12345"));
        assertEquals("createBigInteger(null) failed", null, ClassNumberUtils.createBigInteger(null));
        
        assertEquals("createBigInteger(String) failed", new BigInteger("255"), ClassNumberUtils.createBigInteger("0xff"));
        assertEquals("createBigInteger(String) failed", new BigInteger("255"), ClassNumberUtils.createBigInteger("0Xff"));
        assertEquals("createBigInteger(String) failed", new BigInteger("255"), ClassNumberUtils.createBigInteger("#ff"));
        assertEquals("createBigInteger(String) failed", new BigInteger("-255"), ClassNumberUtils.createBigInteger("-0xff"));
        assertEquals("createBigInteger(String) failed", new BigInteger("255"), ClassNumberUtils.createBigInteger("0377"));
        assertEquals("createBigInteger(String) failed", new BigInteger("-255"), ClassNumberUtils.createBigInteger("-0377"));
        assertEquals("createBigInteger(String) failed", new BigInteger("-255"), ClassNumberUtils.createBigInteger("-0377"));
        assertEquals("createBigInteger(String) failed", new BigInteger("-0"), ClassNumberUtils.createBigInteger("-0"));
        assertEquals("createBigInteger(String) failed", new BigInteger("0"), ClassNumberUtils.createBigInteger("0"));
    }
}