test/jdk/java/math/BigDecimal/Constructor.java - master - githubmirror/jdk17u-dev

test/jdk/java/math/BigDecimal/Constructor.java
70 строк2 KB
Brian Burkhalter
8200659: Improve BigDecimal support
23 авг 2018, 01:55
23 авг 2018, 01:558f14f8b
/*
 * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4259453 8200698
 * @summary Test constructors of BigDecimal
 * @library ..
 * @run testng Constructor
 */

import java.math.BigDecimal;
import org.testng.annotations.Test;

public class Constructor {
    @Test(expectedExceptions=NumberFormatException.class)
    public void stringConstructor() {
        BigDecimal bd = new BigDecimal("1.2e");
    }

    @Test(expectedExceptions=NumberFormatException.class)
    public void charArrayConstructorNegativeOffset() {
        BigDecimal bd = new BigDecimal(new char[5], -1, 4, null);
    }

    @Test(expectedExceptions=NumberFormatException.class)
    public void charArrayConstructorNegativeLength() {
        BigDecimal bd = new BigDecimal(new char[5], 0, -1, null);
    }

    @Test(expectedExceptions=NumberFormatException.class)
    public void charArrayConstructorIntegerOverflow() {
        try {
            BigDecimal bd = new BigDecimal(new char[5], Integer.MAX_VALUE - 5,
                6, null);
        } catch (NumberFormatException nfe) {
            if (nfe.getCause() instanceof IndexOutOfBoundsException) {
                throw new RuntimeException
                    ("NumberFormatException should not have a cause");
            } else {
                throw nfe;
            }
        }
    }

    @Test(expectedExceptions=NumberFormatException.class)
    public void charArrayConstructorIndexOutOfBounds() {
        BigDecimal bd = new BigDecimal(new char[5], 1, 5, null);
    }
}